//! Tests for the `cargo test` command. use std::fs; use cargo_test_support::paths::CargoPathExt; use cargo_test_support::prelude::*; use cargo_test_support::registry::Package; use cargo_test_support::{ basic_bin_manifest, basic_lib_manifest, basic_manifest, cargo_exe, project, str, }; use cargo_test_support::{cross_compile, paths}; use cargo_test_support::{rustc_host, rustc_host_env, sleep_ms}; use cargo_util::paths::dylib_path_envvar; #[cargo_test] fn cargo_test_simple() { let p = project() .file("Cargo.toml", &basic_bin_manifest("foo")) .file( "src/main.rs", r#" fn hello() -> &'static str { "hello" } pub fn main() { println!("{}", hello()) } #[test] fn test_hello() { assert_eq!(hello(), "hello") } "#, ) .build(); p.cargo("build").run(); assert!(p.bin("foo").is_file()); p.process(&p.bin("foo")) .with_stdout_data(str![[r#" hello "#]]) .run(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.5.0 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/main.rs (target/debug/deps/foo-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... test test_hello ... ok ... "#]]) .run(); } #[cargo_test] fn cargo_test_release() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" authors = [] version = "0.1.0" edition = "2015" [dependencies] bar = { path = "bar" } "#, ) .file( "src/lib.rs", r#" extern crate bar; pub fn foo() { bar::bar(); } #[test] fn test() { foo(); } "#, ) .file( "tests/test.rs", r#" extern crate foo; #[test] fn test() { foo::foo(); } "#, ) .file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1")) .file("bar/src/lib.rs", "pub fn bar() {}") .build(); p.cargo("test -v --release") .with_stderr_data(str![[r#" [LOCKING] 2 packages to latest compatible versions [COMPILING] bar v0.0.1 ([ROOT]/foo/bar) [RUNNING] `rustc [..]-C opt-level=3 [..]` [COMPILING] foo v0.1.0 ([ROOT]/foo) [RUNNING] `rustc [..]-C opt-level=3 [..]` [RUNNING] `rustc [..]-C opt-level=3 [..]` [RUNNING] `rustc [..]-C opt-level=3 [..]` [FINISHED] `release` profile [optimized] target(s) in [ELAPSED]s [RUNNING] `[ROOT]/foo/target/release/deps/foo-[HASH][EXE]` [RUNNING] `[ROOT]/foo/target/release/deps/test-[HASH][EXE]` [DOCTEST] foo [RUNNING] `rustdoc [..]--test src/lib.rs[..]` "#]]) .with_stdout_data( str![[r#" test test ... ok test test ... ok running 0 tests ... "#]] .unordered(), ) .run(); } #[cargo_test] fn cargo_test_overflow_checks() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.5.0" edition = "2015" authors = [] [[bin]] name = "foo" [profile.release] overflow-checks = true "#, ) .file( "src/foo.rs", r#" use std::panic; pub fn main() { let r = panic::catch_unwind(|| { [1, i32::MAX].iter().sum::(); }); assert!(r.is_err()); } "#, ) .build(); p.cargo("build --release").run(); assert!(p.release_bin("foo").is_file()); p.process(&p.release_bin("foo")).with_stdout_data("").run(); } #[cargo_test] fn cargo_test_quiet_with_harness() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" authors = [] [[test]] name = "foo" path = "src/foo.rs" harness = true "#, ) .file( "src/foo.rs", r#" fn main() {} #[test] fn test_hello() {} "#, ) .build(); p.cargo("test -q") .with_stdout_data(str![[r#" running 1 test . test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s "#]]) .with_stderr_data("") .run(); } #[cargo_test] fn cargo_test_quiet_no_harness() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" authors = [] [[bin]] name = "foo" test = false [[test]] name = "foo" path = "src/main.rs" harness = false "#, ) .file( "src/main.rs", r#" fn main() {} #[test] fn test_hello() {} "#, ) .build(); p.cargo("test -q") .with_stdout_data("") .with_stderr_data("") .run(); } #[cargo_test] fn cargo_doc_test_quiet() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" authors = [] "#, ) .file( "src/lib.rs", r#" /// ``` /// let result = foo::add(2, 3); /// assert_eq!(result, 5); /// ``` pub fn add(a: i32, b: i32) -> i32 { a + b } /// ``` /// let result = foo::div(10, 2); /// assert_eq!(result, 5); /// ``` /// /// # Panics /// /// The function panics if the second argument is zero. /// /// ```rust,should_panic /// // panics on division by zero /// foo::div(10, 0); /// ``` pub fn div(a: i32, b: i32) -> i32 { if b == 0 { panic!("Divide-by-zero error"); } a / b } #[test] fn test_hello() {} "#, ) .build(); p.cargo("test -q") .with_stdout_data(str![[r#" running 1 test . test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s running 3 tests ... test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s "#]]) .with_stderr_data("") .run(); } #[cargo_test] fn cargo_test_verbose() { let p = project() .file("Cargo.toml", &basic_bin_manifest("foo")) .file( "src/main.rs", r#" fn main() {} #[test] fn test_hello() {} "#, ) .build(); p.cargo("test -v hello") .with_stderr_data(str![[r#" [COMPILING] foo v0.5.0 ([ROOT]/foo) [RUNNING] `rustc [..] src/main.rs [..]` [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] `[ROOT]/foo/target/debug/deps/foo-[HASH][EXE] hello` "#]]) .with_stdout_data(str![[r#" ... test test_hello ... ok ... "#]]) .run(); } #[cargo_test] fn many_similar_names() { let p = project() .file( "src/lib.rs", " pub fn foo() {} #[test] fn lib_test() {} ", ) .file( "src/main.rs", " extern crate foo; fn main() {} #[test] fn bin_test() { foo::foo() } ", ) .file( "tests/foo.rs", r#" extern crate foo; #[test] fn test_test() { foo::foo() } "#, ) .build(); p.cargo("test -v") .with_stdout_data( str![[r#" test bin_test ... ok test lib_test ... ok test test_test ... ok ... "#]] .unordered(), ) .run(); } #[cargo_test] fn cargo_test_failing_test_in_bin() { let p = project() .file("Cargo.toml", &basic_bin_manifest("foo")) .file( "src/main.rs", r#" fn hello() -> &'static str { "hello" } pub fn main() { println!("{}", hello()) } #[test] fn test_hello() { assert_eq!(hello(), "nope") } "#, ) .build(); p.cargo("build").run(); assert!(p.bin("foo").is_file()); p.process(&p.bin("foo")) .with_stdout_data(str![[r#" hello "#]]) .run(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.5.0 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/main.rs (target/debug/deps/foo-[HASH][EXE]) [ERROR] test failed, to rerun pass `--bin foo` "#]]) .with_stdout_data( str![[r#" running 1 test test test_hello ... FAILED failures: ---- test_hello stdout ---- thread 'test_hello' panicked at src/main.rs:12:17: assertion `left == right` failed left: "hello" right: "nope" failures: test_hello ... "#]] .unordered(), ) .with_status(101) .run(); } #[cargo_test] fn cargo_test_failing_test_in_test() { let p = project() .file("Cargo.toml", &basic_bin_manifest("foo")) .file("src/main.rs", r#"pub fn main() { println!("hello"); }"#) .file( "tests/footest.rs", "#[test] fn test_hello() { assert!(false) }", ) .build(); p.cargo("build").run(); assert!(p.bin("foo").is_file()); p.process(&p.bin("foo")) .with_stdout_data(str![[r#" hello "#]]) .run(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.5.0 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/main.rs (target/debug/deps/foo-[HASH][EXE]) [RUNNING] tests/footest.rs (target/debug/deps/footest-[HASH][EXE]) [ERROR] test failed, to rerun pass `--test footest` "#]]) .with_stdout_data( str![[r#" ... running 0 tests running 1 test test test_hello ... FAILED failures: ---- test_hello stdout ---- thread 'test_hello' panicked at tests/footest.rs:1:27: assertion failed: false failures: test_hello ... "#]] .unordered(), ) .with_status(101) .run(); } #[cargo_test] fn cargo_test_failing_test_in_lib() { let p = project() .file("Cargo.toml", &basic_lib_manifest("foo")) .file("src/lib.rs", "#[test] fn test_hello() { assert!(false) }") .build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.5.0 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [ERROR] test failed, to rerun pass `--lib` "#]]) .with_stdout_data(str![[r#" ... test test_hello ... FAILED failures: ---- test_hello stdout ---- thread 'test_hello' panicked at src/lib.rs:1:27: assertion failed: false ... failures: test_hello ... "#]]) .with_status(101) .run(); } #[cargo_test] fn test_with_lib_dep() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [[bin]] name = "baz" path = "src/main.rs" "#, ) .file( "src/lib.rs", r#" /// /// ```rust /// extern crate foo; /// fn main() { /// println!("{:?}", foo::foo()); /// } /// ``` /// pub fn foo(){} #[test] fn lib_test() {} "#, ) .file( "src/main.rs", " #[allow(unused_extern_crates)] extern crate foo; fn main() {} #[test] fn bin_test() {} ", ) .build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [RUNNING] unittests src/main.rs (target/debug/deps/baz-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data( str![[r#" test lib_test ... ok test bin_test ... ok test [..] ... ok ... "#]] .unordered(), ) .run(); } #[cargo_test] fn test_with_deep_lib_dep() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dependencies.bar] path = "../bar" "#, ) .file( "src/lib.rs", " #[cfg(test)] extern crate bar; /// ``` /// foo::foo(); /// ``` pub fn foo() {} #[test] fn bar_test() { bar::bar(); } ", ) .build(); let _p2 = project() .at("bar") .file("Cargo.toml", &basic_manifest("bar", "0.0.1")) .file("src/lib.rs", "pub fn bar() {} #[test] fn foo_test() {}") .build(); p.cargo("test") .with_stderr_data(str![[r#" [LOCKING] 2 packages to latest compatible versions [COMPILING] bar v0.0.1 ([ROOT]/bar) [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data( str![[r#" test bar_test ... ok test [..] ... ok ... "#]] .unordered(), ) .run(); } #[cargo_test] fn external_test_explicit() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [[test]] name = "test" path = "src/test.rs" "#, ) .file( "src/lib.rs", r#" pub fn get_hello() -> &'static str { "Hello" } #[test] fn internal_test() {} "#, ) .file( "src/test.rs", r#" extern crate foo; #[test] fn external_test() { assert_eq!(foo::get_hello(), "Hello") } "#, ) .build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [RUNNING] src/test.rs (target/debug/deps/test-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data( str![[r#" test internal_test ... ok test external_test ... ok running 0 tests ... "#]] .unordered(), ) .run(); } #[cargo_test] fn external_test_named_test() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [[test]] name = "test" "#, ) .file("src/lib.rs", "") .file("tests/test.rs", "#[test] fn foo() {}") .build(); p.cargo("test").run(); } #[cargo_test] fn external_test_implicit() { let p = project() .file( "src/lib.rs", r#" pub fn get_hello() -> &'static str { "Hello" } #[test] fn internal_test() {} "#, ) .file( "tests/external.rs", r#" extern crate foo; #[test] fn external_test() { assert_eq!(foo::get_hello(), "Hello") } "#, ) .build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [RUNNING] tests/external.rs (target/debug/deps/external-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data( str![[r#" test internal_test ... ok test external_test ... ok running 0 tests ... "#]] .unordered(), ) .run(); } #[cargo_test] fn dont_run_examples() { let p = project() .file("src/lib.rs", "") .file( "examples/dont-run-me-i-will-fail.rs", r#" fn main() { panic!("Examples should not be run by 'cargo test'"); } "#, ) .build(); p.cargo("test").run(); } #[cargo_test] fn pass_through_escaped() { let p = project() .file( "src/lib.rs", " /// ```rust /// assert!(foo::foo()); /// ``` pub fn foo() -> bool { true } /// ```rust /// assert!(!foo::bar()); /// ``` pub fn bar() -> bool { false } #[test] fn test_foo() { assert!(foo()); } #[test] fn test_bar() { assert!(!bar()); } ", ) .build(); p.cargo("test -- bar") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data(str![[r#" ... running 1 test test test_bar ... ok ... "#]]) .run(); p.cargo("test -- foo") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data(str![[r#" ... running 1 test test test_foo ... ok ... "#]]) .run(); p.cargo("test -- foo bar") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data( str![[r#" running 2 tests test test_foo ... ok test test_bar ... ok ... "#]] .unordered(), ) .run(); } // Unlike `pass_through_escaped`, doctests won't run when using `testname` as an optimization #[cargo_test] fn pass_through_testname() { let p = project() .file( "src/lib.rs", " /// ```rust /// assert!(foo::foo()); /// ``` pub fn foo() -> bool { true } /// ```rust /// assert!(!foo::bar()); /// ``` pub fn bar() -> bool { false } #[test] fn test_foo() { assert!(foo()); } #[test] fn test_bar() { assert!(!bar()); } ", ) .build(); p.cargo("test bar") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... running 1 test test test_bar ... ok ... "#]]) .run(); p.cargo("test foo") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... running 1 test test test_foo ... ok ... "#]]) .run(); p.cargo("test foo -- bar") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) "#]]) .with_stdout_data( str![[r#" running 2 tests test test_bar ... ok test test_foo ... ok ... "#]] .unordered(), ) .run(); } // Regression test for running cargo-test twice with // tests in an rlib #[cargo_test] fn cargo_test_twice() { let p = project() .file("Cargo.toml", &basic_lib_manifest("foo")) .file( "src/foo.rs", r#" #![crate_type = "rlib"] #[test] fn dummy_test() { } "#, ) .build(); for _ in 0..2 { p.cargo("test").run(); } } #[cargo_test] fn lib_bin_same_name() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [lib] name = "foo" [[bin]] name = "foo" "#, ) .file("src/lib.rs", "#[test] fn lib_test() {}") .file( "src/main.rs", " #[allow(unused_extern_crates)] extern crate foo; #[test] fn bin_test() {} ", ) .build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [RUNNING] unittests src/main.rs (target/debug/deps/foo-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data( str![[r#" test lib_test ... ok test bin_test ... ok running 0 tests ... "#]] .unordered(), ) .run(); } #[cargo_test] fn lib_with_standard_name() { let p = project() .file("Cargo.toml", &basic_manifest("syntax", "0.0.1")) .file( "src/lib.rs", " /// ``` /// syntax::foo(); /// ``` pub fn foo() {} #[test] fn foo_test() {} ", ) .file( "tests/test.rs", " extern crate syntax; #[test] fn test() { syntax::foo() } ", ) .build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] syntax v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/syntax-[HASH][EXE]) [RUNNING] tests/test.rs (target/debug/deps/test-[HASH][EXE]) [DOCTEST] syntax "#]]) .with_stdout_data( str![[r#" test foo_test ... ok test test ... ok test [..] ... ok ... "#]] .unordered(), ) .run(); } #[cargo_test] fn lib_with_standard_name2() { let p = project() .file( "Cargo.toml", r#" [package] name = "syntax" version = "0.0.1" edition = "2015" authors = [] [lib] name = "syntax" test = false doctest = false "#, ) .file("src/lib.rs", "pub fn foo() {}") .file( "src/main.rs", " extern crate syntax; fn main() {} #[test] fn test() { syntax::foo() } ", ) .build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] syntax v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/main.rs (target/debug/deps/syntax-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... test test ... ok ... "#]]) .run(); } #[cargo_test] fn lib_without_name() { let p = project() .file( "Cargo.toml", r#" [package] name = "syntax" version = "0.0.1" edition = "2015" authors = [] [lib] test = false doctest = false "#, ) .file("src/lib.rs", "pub fn foo() {}") .file( "src/main.rs", " extern crate syntax; fn main() {} #[test] fn test() { syntax::foo() } ", ) .build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] syntax v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/main.rs (target/debug/deps/syntax-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... test test ... ok ... "#]]) .run(); } #[cargo_test] fn bin_without_name() { let p = project() .file( "Cargo.toml", r#" [package] name = "syntax" version = "0.0.1" edition = "2015" authors = [] [lib] test = false doctest = false [[bin]] path = "src/main.rs" "#, ) .file("src/lib.rs", "pub fn foo() {}") .file( "src/main.rs", " extern crate syntax; fn main() {} #[test] fn test() { syntax::foo() } ", ) .build(); p.cargo("test") .with_status(101) .with_stderr_data(str![[r#" [ERROR] failed to parse manifest at `[ROOT]/foo/Cargo.toml` Caused by: binary target bin.name is required "#]]) .run(); } #[cargo_test] fn bench_without_name() { let p = project() .file( "Cargo.toml", r#" [package] name = "syntax" version = "0.0.1" edition = "2015" authors = [] [lib] test = false doctest = false [[bench]] path = "src/bench.rs" "#, ) .file("src/lib.rs", "pub fn foo() {}") .file( "src/main.rs", " extern crate syntax; fn main() {} #[test] fn test() { syntax::foo() } ", ) .file( "src/bench.rs", " #![feature(test)] extern crate syntax; extern crate test; #[bench] fn external_bench(_b: &mut test::Bencher) {} ", ) .build(); p.cargo("test") .with_status(101) .with_stderr_data(str![[r#" [ERROR] failed to parse manifest at `[ROOT]/foo/Cargo.toml` Caused by: benchmark target bench.name is required "#]]) .run(); } #[cargo_test] fn test_without_name() { let p = project() .file( "Cargo.toml", r#" [package] name = "syntax" version = "0.0.1" edition = "2015" authors = [] [lib] test = false doctest = false [[test]] path = "src/test.rs" "#, ) .file( "src/lib.rs", r#" pub fn foo() {} pub fn get_hello() -> &'static str { "Hello" } "#, ) .file( "src/main.rs", " extern crate syntax; fn main() {} #[test] fn test() { syntax::foo() } ", ) .file( "src/test.rs", r#" extern crate syntax; #[test] fn external_test() { assert_eq!(syntax::get_hello(), "Hello") } "#, ) .build(); p.cargo("test") .with_status(101) .with_stderr_data(str![[r#" [ERROR] failed to parse manifest at `[ROOT]/foo/Cargo.toml` Caused by: test target test.name is required "#]]) .run(); } #[cargo_test] fn example_without_name() { let p = project() .file( "Cargo.toml", r#" [package] name = "syntax" version = "0.0.1" edition = "2015" authors = [] [lib] test = false doctest = false [[example]] path = "examples/example.rs" "#, ) .file("src/lib.rs", "pub fn foo() {}") .file( "src/main.rs", " extern crate syntax; fn main() {} #[test] fn test() { syntax::foo() } ", ) .file( "examples/example.rs", r#" extern crate syntax; fn main() { println!("example1"); } "#, ) .build(); p.cargo("test") .with_status(101) .with_stderr_data(str![[r#" [ERROR] failed to parse manifest at `[ROOT]/foo/Cargo.toml` Caused by: example target example.name is required "#]]) .run(); } #[cargo_test] fn bin_there_for_integration() { let p = project() .file( "src/main.rs", " fn main() { std::process::exit(101); } #[test] fn main_test() {} ", ) .file( "tests/foo.rs", r#" use std::process::Command; #[test] fn test_test() { let status = Command::new("target/debug/foo").status().unwrap(); assert_eq!(status.code(), Some(101)); } "#, ) .build(); p.cargo("test -v") .with_stdout_data( str![[r#" test main_test ... ok test test_test ... ok ... "#]] .unordered(), ) .run(); } #[cargo_test] fn test_dylib() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [lib] name = "foo" crate-type = ["dylib"] [dependencies.bar] path = "bar" "#, ) .file( "src/lib.rs", r#" extern crate bar as the_bar; pub fn bar() { the_bar::baz(); } #[test] fn foo() { bar(); } "#, ) .file( "tests/test.rs", r#" extern crate foo as the_foo; #[test] fn foo() { the_foo::bar(); } "#, ) .file( "bar/Cargo.toml", r#" [package] name = "bar" version = "0.0.1" edition = "2015" authors = [] [lib] name = "bar" crate-type = ["dylib"] "#, ) .file("bar/src/lib.rs", "pub fn baz() {}") .build(); p.cargo("test") .with_stderr_data(str![[r#" [LOCKING] 2 packages to latest compatible versions [COMPILING] bar v0.0.1 ([ROOT]/foo/bar) [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [RUNNING] tests/test.rs (target/debug/deps/test-[HASH][EXE]) "#]]) .with_stdout_data( str![[r#" test foo ... ok test foo ... ok ... "#]] .unordered(), ) .run(); p.root().move_into_the_past(); p.cargo("test") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [RUNNING] tests/test.rs (target/debug/deps/test-[HASH][EXE]) "#]]) .with_stdout_data( str![[r#" test foo ... ok test foo ... ok ... "#]] .unordered(), ) .run(); } #[cargo_test] fn test_twice_with_build_cmd() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] build = "build.rs" "#, ) .file("build.rs", "fn main() {}") .file("src/lib.rs", "#[test] fn foo() {}") .build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data( str![[r#" test foo ... ok running 0 tests ... "#]] .unordered(), ) .run(); p.cargo("test") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data( str![[r#" test foo ... ok running 0 tests ... "#]] .unordered(), ) .run(); } #[cargo_test] fn test_then_build() { let p = project().file("src/lib.rs", "#[test] fn foo() {}").build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data( str![[r#" test foo ... ok running 0 tests ... "#]] .unordered(), ) .run(); p.cargo("build") .with_stderr_data(str![[r#" [FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s "#]]) .run(); } #[cargo_test] fn test_no_run() { let p = project() .file("src/lib.rs", "#[test] fn foo() { panic!() }") .build(); p.cargo("test --no-run") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [EXECUTABLE] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) "#]]) .run(); } #[cargo_test] fn test_no_run_emit_json() { let p = project() .file("src/lib.rs", "#[test] fn foo() { panic!() }") .build(); p.cargo("test --no-run --message-format json") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s "#]]) .run(); } #[cargo_test] fn test_run_specific_bin_target() { let prj = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [[bin]] name="bin1" path="src/bin1.rs" [[bin]] name="bin2" path="src/bin2.rs" "#, ) .file("src/bin1.rs", "#[test] fn test1() { }") .file("src/bin2.rs", "#[test] fn test2() { }") .build(); prj.cargo("test --bin bin2") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/bin2.rs (target/debug/deps/bin2-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... test test2 ... ok ... "#]]) .run(); } #[cargo_test] fn test_run_implicit_bin_target() { let prj = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [[bin]] name="mybin" path="src/mybin.rs" "#, ) .file( "src/mybin.rs", "#[test] fn test_in_bin() { } fn main() { panic!(\"Don't execute me!\"); }", ) .file("tests/mytest.rs", "#[test] fn test_in_test() { }") .file("benches/mybench.rs", "#[test] fn test_in_bench() { }") .file( "examples/myexm.rs", "#[test] fn test_in_exm() { } fn main() { panic!(\"Don't execute me!\"); }", ) .build(); prj.cargo("test --bins") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/mybin.rs (target/debug/deps/mybin-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... test test_in_bin ... ok ... "#]]) .run(); } #[cargo_test] fn test_run_specific_test_target() { let prj = project() .file("src/bin/a.rs", "fn main() { }") .file("src/bin/b.rs", "#[test] fn test_b() { } fn main() { }") .file("tests/a.rs", "#[test] fn test_a() { }") .file("tests/b.rs", "#[test] fn test_b() { }") .build(); prj.cargo("test --test b") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] tests/b.rs (target/debug/deps/b-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... test test_b ... ok ... "#]]) .run(); } #[cargo_test] fn test_run_implicit_test_target() { let prj = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [[bin]] name="mybin" path="src/mybin.rs" "#, ) .file( "src/mybin.rs", "#[test] fn test_in_bin() { } fn main() { panic!(\"Don't execute me!\"); }", ) .file("tests/mytest.rs", "#[test] fn test_in_test() { }") .file("benches/mybench.rs", "#[test] fn test_in_bench() { }") .file( "examples/myexm.rs", "fn main() { compile_error!(\"Don't build me!\"); }", ) .build(); prj.cargo("test --tests") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/mybin.rs (target/debug/deps/mybin-[HASH][EXE]) [RUNNING] tests/mytest.rs (target/debug/deps/mytest-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... test test_in_test ... ok ... "#]]) .run(); } #[cargo_test] fn test_run_implicit_bench_target() { let prj = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [[bin]] name="mybin" path="src/mybin.rs" "#, ) .file( "src/mybin.rs", "#[test] fn test_in_bin() { } fn main() { panic!(\"Don't execute me!\"); }", ) .file("tests/mytest.rs", "#[test] fn test_in_test() { }") .file("benches/mybench.rs", "#[test] fn test_in_bench() { }") .file( "examples/myexm.rs", "fn main() { compile_error!(\"Don't build me!\"); }", ) .build(); prj.cargo("test --benches") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/mybin.rs (target/debug/deps/mybin-[HASH][EXE]) [RUNNING] benches/mybench.rs (target/debug/deps/mybench-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... test test_in_bench ... ok ... "#]]) .run(); } #[allow(deprecated)] #[cargo_test] fn test_run_implicit_example_target() { let prj = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [[bin]] name = "mybin" path = "src/mybin.rs" [[example]] name = "myexm1" [[example]] name = "myexm2" test = true "#, ) .file( "src/mybin.rs", "#[test] fn test_in_bin() { } fn main() { panic!(\"Don't execute me!\"); }", ) .file("tests/mytest.rs", "#[test] fn test_in_test() { }") .file("benches/mybench.rs", "#[test] fn test_in_bench() { }") .file( "examples/myexm1.rs", "#[test] fn test_in_exm() { } fn main() { panic!(\"Don't execute me!\"); }", ) .file( "examples/myexm2.rs", "#[test] fn test_in_exm() { } fn main() { panic!(\"Don't execute me!\"); }", ) .build(); // Compiles myexm1 as normal, but does not run it. prj.cargo("test -v") .with_stderr_contains("[RUNNING] `rustc [..]myexm1.rs [..]--crate-type bin[..]") .with_stderr_contains("[RUNNING] `rustc [..]myexm2.rs [..]--test[..]") .with_stderr_does_not_contain("[RUNNING] [..]myexm1-[..]") .with_stderr_contains("[RUNNING] [..]target/debug/examples/myexm2-[..]") .run(); // Only tests myexm2. prj.cargo("test --tests") .with_stderr_does_not_contain("[RUNNING] [..]myexm1-[..]") .with_stderr_contains("[RUNNING] [..]target/debug/examples/myexm2-[..]") .run(); // Tests all examples. prj.cargo("test --examples") .with_stderr_data(str![[r#" ... [RUNNING] unittests examples/myexm1.rs (target/debug/examples/myexm1-[HASH][EXE]) [RUNNING] unittests examples/myexm2.rs (target/debug/examples/myexm2-[HASH][EXE]) ... "#]]) .run(); // Test an example, even without `test` set. prj.cargo("test --example myexm1") .with_stderr_data(str![[r#" ... [RUNNING] unittests examples/myexm1.rs (target/debug/examples/myexm1-[HASH][EXE]) ... "#]]) .run(); // Tests all examples. prj.cargo("test --all-targets") .with_stderr_data(str![[r#" ... [RUNNING] unittests examples/myexm1.rs (target/debug/examples/myexm1-[HASH][EXE]) [RUNNING] unittests examples/myexm2.rs (target/debug/examples/myexm2-[HASH][EXE]) ... "#]]) .run(); } #[allow(deprecated)] #[cargo_test] fn test_filtered_excludes_compiling_examples() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [[bin]] name = "mybin" test = false "#, ) .file( "src/lib.rs", "#[cfg(test)] mod tests { #[test] fn test_in_lib() { } }", ) .file( "src/bin/mybin.rs", "#[test] fn test_in_bin() { } fn main() { panic!(\"Don't execute me!\"); }", ) .file("tests/mytest.rs", "#[test] fn test_in_test() { }") .file( "benches/mybench.rs", "#[test] fn test_in_bench() { assert!(false) }", ) .file( "examples/myexm1.rs", "#[test] fn test_in_exm() { assert!(false) } fn main() { panic!(\"Don't execute me!\"); }", ) .build(); p.cargo("test -v test_in_") .with_stdout_data(str![[r#" running 1 test test tests::test_in_lib ... ok test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s running 1 test test test_in_test ... ok test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s "#]]) .with_stderr_data( str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [RUNNING] `rustc --crate-name foo --edition=2015 src/lib.rs [..] --crate-type lib [..]` [RUNNING] `rustc --crate-name foo --edition=2015 src/lib.rs [..] --test [..]` [RUNNING] `rustc --crate-name mybin --edition=2015 src/bin/mybin.rs [..] --crate-type bin [..]` [RUNNING] `rustc --crate-name mytest --edition=2015 tests/mytest.rs [..] --test [..]` [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] `[ROOT]/foo/target/debug/deps/foo-[HASH][EXE] test_in_` [RUNNING] `[ROOT]/foo/target/debug/deps/mytest-[HASH][EXE] test_in_` "#]] .unordered(), ) .with_stderr_does_not_contain("[RUNNING][..]rustc[..]myexm1[..]") .with_stderr_does_not_contain("[RUNNING][..]deps/mybin-[..] test_in_") .run(); } #[cargo_test] fn test_no_harness() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [[bin]] name = "foo" test = false [[test]] name = "bar" path = "foo.rs" harness = false "#, ) .file("src/main.rs", "fn main() {}") .file("foo.rs", "fn main() {}") .build(); p.cargo("test -- --nocapture") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] foo.rs (target/debug/deps/bar-[HASH][EXE]) "#]]) .run(); } #[cargo_test] fn selective_testing() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dependencies.d1] path = "d1" [dependencies.d2] path = "d2" [lib] name = "foo" doctest = false "#, ) .file("src/lib.rs", "") .file( "d1/Cargo.toml", r#" [package] name = "d1" version = "0.0.1" edition = "2015" authors = [] [lib] name = "d1" doctest = false "#, ) .file("d1/src/lib.rs", "") .file( "d1/src/main.rs", "#[allow(unused_extern_crates)] extern crate d1; fn main() {}", ) .file( "d2/Cargo.toml", r#" [package] name = "d2" version = "0.0.1" edition = "2015" authors = [] [lib] name = "d2" doctest = false "#, ) .file("d2/src/lib.rs", "") .file( "d2/src/main.rs", "#[allow(unused_extern_crates)] extern crate d2; fn main() {}", ); let p = p.build(); println!("d1"); p.cargo("test -p d1") .with_stderr_data(str![[r#" [LOCKING] 3 packages to latest compatible versions [COMPILING] d1 v0.0.1 ([ROOT]/foo/d1) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/d1-[HASH][EXE]) [RUNNING] unittests src/main.rs (target/debug/deps/d1-[HASH][EXE]) "#]]) .with_stdout_data( str![[r#" running 0 tests running 0 tests ... "#]] .unordered(), ) .run(); println!("d2"); p.cargo("test -p d2") .with_stderr_data(str![[r#" [COMPILING] d2 v0.0.1 ([ROOT]/foo/d2) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/d2-[HASH][EXE]) [RUNNING] unittests src/main.rs (target/debug/deps/d2-[HASH][EXE]) "#]]) .with_stdout_data( str![[r#" running 0 tests running 0 tests ... "#]] .unordered(), ) .run(); println!("whole"); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... running 0 tests ... "#]]) .run(); } #[cargo_test] fn almost_cyclic_but_not_quite() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dev-dependencies.b] path = "b" [dev-dependencies.c] path = "c" "#, ) .file( "src/lib.rs", r#" #[cfg(test)] extern crate b; #[cfg(test)] extern crate c; "#, ) .file( "b/Cargo.toml", r#" [package] name = "b" version = "0.0.1" edition = "2015" authors = [] [dependencies.foo] path = ".." "#, ) .file( "b/src/lib.rs", r#" #[allow(unused_extern_crates)] extern crate foo; "#, ) .file("c/Cargo.toml", &basic_manifest("c", "0.0.1")) .file("c/src/lib.rs", "") .build(); p.cargo("build").run(); p.cargo("test").run(); } #[cargo_test] fn build_then_selective_test() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dependencies.b] path = "b" "#, ) .file( "src/lib.rs", "#[allow(unused_extern_crates)] extern crate b;", ) .file( "src/main.rs", r#" #[allow(unused_extern_crates)] extern crate b; #[allow(unused_extern_crates)] extern crate foo; fn main() {} "#, ) .file("b/Cargo.toml", &basic_manifest("b", "0.0.1")) .file("b/src/lib.rs", "") .build(); p.cargo("build").run(); p.root().move_into_the_past(); p.cargo("test -p b").run(); } #[cargo_test] fn example_dev_dep() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dev-dependencies.bar] path = "bar" "#, ) .file("src/lib.rs", "") .file("examples/e1.rs", "extern crate bar; fn main() {}") .file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1")) .file( "bar/src/lib.rs", r#" // make sure this file takes awhile to compile macro_rules! f0( () => (1) ); macro_rules! f1( () => ({(f0!()) + (f0!())}) ); macro_rules! f2( () => ({(f1!()) + (f1!())}) ); macro_rules! f3( () => ({(f2!()) + (f2!())}) ); macro_rules! f4( () => ({(f3!()) + (f3!())}) ); macro_rules! f5( () => ({(f4!()) + (f4!())}) ); macro_rules! f6( () => ({(f5!()) + (f5!())}) ); macro_rules! f7( () => ({(f6!()) + (f6!())}) ); macro_rules! f8( () => ({(f7!()) + (f7!())}) ); pub fn bar() { f8!(); } "#, ) .build(); p.cargo("test").run(); p.cargo("run --example e1 --release -v").run(); } #[cargo_test] fn selective_testing_with_docs() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dependencies.d1] path = "d1" "#, ) .file( "src/lib.rs", r#" /// ``` /// not valid rust /// ``` pub fn foo() {} "#, ) .file( "d1/Cargo.toml", r#" [package] name = "d1" version = "0.0.1" edition = "2015" authors = [] [lib] name = "d1" path = "d1.rs" "#, ) .file("d1/d1.rs", ""); let p = p.build(); p.cargo("test -p d1") .with_stderr_data(str![[r#" [LOCKING] 2 packages to latest compatible versions [COMPILING] d1 v0.0.1 ([ROOT]/foo/d1) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests d1.rs (target/debug/deps/d1-[HASH][EXE]) [DOCTEST] d1 "#]]) .with_stdout_data( str![[r#" running 0 tests running 0 tests ... "#]] .unordered(), ) .run(); } #[cargo_test] fn example_bin_same_name() { let p = project() .file("src/bin/foo.rs", r#"fn main() { println!("bin"); }"#) .file("examples/foo.rs", r#"fn main() { println!("example"); }"#) .build(); p.cargo("test --no-run -v") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [RUNNING] `rustc [..]` [RUNNING] `rustc [..]` [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [EXECUTABLE] `[ROOT]/foo/target/debug/deps/foo-[HASH][EXE]` "#]]) .run(); assert!(!p.bin("foo").is_file()); assert!(p.bin("examples/foo").is_file()); p.process(&p.bin("examples/foo")) .with_stdout_data(str![[r#" example "#]]) .run(); p.cargo("run") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] `target/debug/foo[EXE]` "#]]) .with_stdout_data(str![[r#" bin "#]]) .run(); assert!(p.bin("foo").is_file()); } #[cargo_test] fn test_with_example_twice() { let p = project() .file("src/bin/foo.rs", r#"fn main() { println!("bin"); }"#) .file("examples/foo.rs", r#"fn main() { println!("example"); }"#) .build(); println!("first"); p.cargo("test -v").run(); assert!(p.bin("examples/foo").is_file()); println!("second"); p.cargo("test -v").run(); assert!(p.bin("examples/foo").is_file()); } #[cargo_test] fn example_with_dev_dep() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [lib] name = "foo" test = false doctest = false [dev-dependencies.a] path = "a" "#, ) .file("src/lib.rs", "") .file( "examples/ex.rs", "#[allow(unused_extern_crates)] extern crate a; fn main() {}", ) .file("a/Cargo.toml", &basic_manifest("a", "0.0.1")) .file("a/src/lib.rs", "") .build(); p.cargo("test -v") .with_stderr_data( str![[r#" [LOCKING] 2 packages to latest compatible versions [COMPILING] foo v0.0.1 ([ROOT]/foo) [COMPILING] a v0.0.1 ([ROOT]/foo/a) [RUNNING] `rustc --crate-name foo [..]` [RUNNING] `rustc --crate-name a [..]` [RUNNING] `rustc --crate-name ex [..] --extern a=[..]` [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s "#]] .unordered(), ) .run(); } #[cargo_test] fn bin_is_preserved() { let p = project() .file("src/lib.rs", "") .file("src/main.rs", "fn main() {}") .build(); p.cargo("build -v").run(); assert!(p.bin("foo").is_file()); println!("test"); p.cargo("test -v").run(); assert!(p.bin("foo").is_file()); } #[cargo_test] fn bad_example() { let p = project().file("src/lib.rs", ""); let p = p.build(); p.cargo("run --example foo") .with_status(101) .with_stderr_data(str![[r#" [ERROR] no example target named `foo`. "#]]) .run(); p.cargo("run --bin foo") .with_status(101) .with_stderr_data(str![[r#" [ERROR] no bin target named `foo`. "#]]) .run(); } #[cargo_test] fn doctest_feature() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [features] bar = [] "#, ) .file( "src/lib.rs", r#" /// ```rust /// assert_eq!(foo::foo(), 1); /// ``` #[cfg(feature = "bar")] pub fn foo() -> i32 { 1 } "#, ) .build(); p.cargo("test --features bar") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data( str![[r#" running 0 tests test [..] ... ok ... "#]] .unordered(), ) .run(); } #[cargo_test] fn dashes_to_underscores() { let p = project() .file("Cargo.toml", &basic_manifest("foo-bar", "0.0.1")) .file( "src/lib.rs", r#" /// ``` /// assert_eq!(foo_bar::foo(), 1); /// ``` pub fn foo() -> i32 { 1 } "#, ) .build(); p.cargo("test -v").run(); } #[cargo_test] fn doctest_dev_dep() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dev-dependencies] b = { path = "b" } "#, ) .file( "src/lib.rs", r#" /// ``` /// extern crate b; /// ``` pub fn foo() {} "#, ) .file("b/Cargo.toml", &basic_manifest("b", "0.0.1")) .file("b/src/lib.rs", "") .build(); p.cargo("test -v").run(); } #[cargo_test] fn filter_no_doc_tests() { let p = project() .file( "src/lib.rs", r#" /// ``` /// extern crate b; /// ``` pub fn foo() {} "#, ) .file("tests/foo.rs", "") .build(); p.cargo("test --test=foo") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] tests/foo.rs (target/debug/deps/foo-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" ... running 0 tests ... "#]]) .run(); } #[cargo_test] fn dylib_doctest() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [lib] name = "foo" crate-type = ["rlib", "dylib"] test = false "#, ) .file( "src/lib.rs", r#" /// ``` /// foo::foo(); /// ``` pub fn foo() {} "#, ) .build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [DOCTEST] foo "#]]) .with_stdout_data(str![[r#" ... test [..] ... ok ... "#]]) .run(); } #[cargo_test] fn dylib_doctest2() { // Can't doc-test dylibs, as they're statically linked together. let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [lib] name = "foo" crate-type = ["dylib"] test = false "#, ) .file( "src/lib.rs", r#" /// ``` /// foo::foo(); /// ``` pub fn foo() {} "#, ) .build(); p.cargo("test") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s "#]]) .run(); } #[cargo_test] fn cyclic_dev_dep_doc_test() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dev-dependencies] bar = { path = "bar" } "#, ) .file( "src/lib.rs", r#" //! ``` //! extern crate bar; //! ``` "#, ) .file( "bar/Cargo.toml", r#" [package] name = "bar" version = "0.0.1" edition = "2015" authors = [] [dependencies] foo = { path = ".." } "#, ) .file( "bar/src/lib.rs", r#" #[allow(unused_extern_crates)] extern crate foo; "#, ) .build(); p.cargo("test") .with_stderr_data(str![[r#" [LOCKING] 2 packages to latest compatible versions [COMPILING] foo v0.0.1 ([ROOT]/foo) [COMPILING] bar v0.0.1 ([ROOT]/foo/bar) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data( str![[r#" running 0 tests test [..] ... ok ... "#]] .unordered(), ) .run(); } #[cargo_test] fn dev_dep_with_build_script() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dev-dependencies] bar = { path = "bar" } "#, ) .file("src/lib.rs", "") .file("examples/foo.rs", "fn main() {}") .file( "bar/Cargo.toml", r#" [package] name = "bar" version = "0.0.1" edition = "2015" authors = [] build = "build.rs" "#, ) .file("bar/src/lib.rs", "") .file("bar/build.rs", "fn main() {}") .build(); p.cargo("test").run(); } #[cargo_test] fn no_fail_fast() { let p = project() .file( "src/lib.rs", r#" pub fn add_one(x: i32) -> i32{ x + 1 } /// ```rust /// use foo::sub_one; /// assert_eq!(sub_one(101), 100); /// ``` pub fn sub_one(x: i32) -> i32{ x - 1 } "#, ) .file( "tests/test_add_one.rs", r#" extern crate foo; use foo::*; #[test] fn add_one_test() { assert_eq!(add_one(1), 2); } #[test] fn fail_add_one_test() { assert_eq!(add_one(1), 1); } "#, ) .file( "tests/test_sub_one.rs", r#" extern crate foo; use foo::*; #[test] fn sub_one_test() { assert_eq!(sub_one(1), 0); } "#, ) .build(); p.cargo("test --no-fail-fast") .with_status(101) .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [RUNNING] tests/test_add_one.rs (target/debug/deps/test_add_one-[HASH][EXE]) [ERROR] test failed, to rerun pass `--test test_add_one` [RUNNING] tests/test_sub_one.rs (target/debug/deps/test_sub_one-[HASH][EXE]) [DOCTEST] foo [ERROR] 1 target failed: `--test test_add_one` "#]]) .with_stdout_data(str![[r#" running 0 tests test add_one_test ... ok test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s test sub_one_test ... ok test [..] ... ok ... "#]].unordered()) .run(); } #[cargo_test] fn test_multiple_packages() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dependencies.d1] path = "d1" [dependencies.d2] path = "d2" [lib] name = "foo" doctest = false "#, ) .file("src/lib.rs", "") .file( "d1/Cargo.toml", r#" [package] name = "d1" version = "0.0.1" edition = "2015" authors = [] [lib] name = "d1" doctest = false "#, ) .file("d1/src/lib.rs", "") .file( "d2/Cargo.toml", r#" [package] name = "d2" version = "0.0.1" edition = "2015" authors = [] [lib] name = "d2" doctest = false "#, ) .file("d2/src/lib.rs", ""); let p = p.build(); p.cargo("test -p d1 -p d2") .with_stderr_data(str![[r#" ... [RUNNING] unittests src/lib.rs (target/debug/deps/d1-[HASH][EXE]) [RUNNING] unittests src/lib.rs (target/debug/deps/d2-[HASH][EXE]) ... "#]]) .with_stdout_data( str![[r#" running 0 tests running 0 tests ... "#]] .unordered(), ) .run(); } #[cargo_test] fn bin_does_not_rebuild_tests() { let p = project() .file("src/lib.rs", "") .file("src/main.rs", "fn main() {}") .file("tests/foo.rs", ""); let p = p.build(); p.cargo("test -v").run(); sleep_ms(1000); fs::write(p.root().join("src/main.rs"), "fn main() { 3; }").unwrap(); p.cargo("test -v --no-run") .with_stderr_data(str![[r#" [DIRTY] foo v0.0.1 ([ROOT]/foo): the file `src/main.rs` has changed ([..]) [COMPILING] foo v0.0.1 ([ROOT]/foo) [RUNNING] `rustc [..] src/main.rs [..]` [RUNNING] `rustc [..] src/main.rs [..]` [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [EXECUTABLE] `[ROOT]/foo/target/debug/deps/foo-[HASH][EXE]` [EXECUTABLE] `[ROOT]/foo/target/debug/deps/foo-[HASH][EXE]` [EXECUTABLE] `[ROOT]/foo/target/debug/deps/foo-[HASH][EXE]` "#]]) .run(); } #[cargo_test] fn selective_test_wonky_profile() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [profile.release] opt-level = 2 [dependencies] a = { path = "a" } "#, ) .file("src/lib.rs", "") .file("a/Cargo.toml", &basic_manifest("a", "0.0.1")) .file("a/src/lib.rs", ""); let p = p.build(); p.cargo("test -v --no-run --release -p foo -p a").run(); } #[cargo_test] fn selective_test_optional_dep() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dependencies] a = { path = "a", optional = true } "#, ) .file("src/lib.rs", "") .file("a/Cargo.toml", &basic_manifest("a", "0.0.1")) .file("a/src/lib.rs", ""); let p = p.build(); p.cargo("test -v --no-run --features a -p a") .with_stderr_data(str![[r#" [LOCKING] 2 packages to latest compatible versions [COMPILING] a v0.0.1 ([ROOT]/foo/a) [RUNNING] `rustc [..] a/src/lib.rs [..]` [RUNNING] `rustc [..] a/src/lib.rs [..]` [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [EXECUTABLE] `[ROOT]/foo/target/debug/deps/a-[HASH][EXE]` "#]]) .run(); } #[cargo_test] fn only_test_docs() { let p = project() .file( "src/lib.rs", r#" #[test] fn foo() { let a: u32 = "hello"; } /// ``` /// foo::bar(); /// println!("ok"); /// ``` pub fn bar() { } "#, ) .file("tests/foo.rs", "this is not rust"); let p = p.build(); p.cargo("test --doc") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [DOCTEST] foo "#]]) .with_stdout_data(str![[r#" ... test [..] ... ok ... "#]]) .run(); } #[cargo_test] fn doctest_with_library_paths() { let p = project(); // Only link search directories within the target output directory are // propagated through to dylib_path_envvar() (see #3366). let dir1 = p.target_debug_dir().join("foo\\backslash"); let dir2 = p.target_debug_dir().join("dir=containing=equal=signs"); let p = p .file("Cargo.toml", &basic_manifest("foo", "0.0.0")) .file( "build.rs", &format!( r##" fn main() {{ println!(r#"cargo::rustc-link-search=native={}"#); println!(r#"cargo::rustc-link-search={}"#); }} "##, dir1.display(), dir2.display() ), ) .file( "src/lib.rs", &format!( r##" /// ``` /// foo::assert_search_path(); /// ``` pub fn assert_search_path() {{ let search_path = std::env::var_os("{}").unwrap(); let paths = std::env::split_paths(&search_path).collect::>(); assert!(paths.contains(&r#"{}"#.into())); assert!(paths.contains(&r#"{}"#.into())); }} "##, dylib_path_envvar(), dir1.display(), dir2.display() ), ) .build(); p.cargo("test --doc").run(); } #[cargo_test] fn test_panic_abort_with_dep() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dependencies] bar = { path = "bar" } [profile.dev] panic = 'abort' "#, ) .file( "src/lib.rs", r#" extern crate bar; #[test] fn foo() {} "#, ) .file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1")) .file("bar/src/lib.rs", "") .build(); p.cargo("test -v").run(); } #[cargo_test] fn cfg_test_even_with_no_harness() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [lib] harness = false doctest = false "#, ) .file( "src/lib.rs", r#"#[cfg(test)] fn main() { println!("hello!"); }"#, ) .build(); p.cargo("test -v") .with_stdout_data(str![[r#" hello! "#]]) .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [RUNNING] `rustc [..]` [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] `[ROOT]/foo/target/debug/deps/foo-[HASH][EXE]` "#]]) .run(); } #[cargo_test] fn panic_abort_multiple() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dependencies] a = { path = "a" } [profile.release] panic = 'abort' "#, ) .file( "src/lib.rs", "#[allow(unused_extern_crates)] extern crate a;", ) .file("a/Cargo.toml", &basic_manifest("a", "0.0.1")) .file("a/src/lib.rs", "") .build(); p.cargo("test --release -v -p foo -p a").run(); } #[cargo_test] fn pass_correct_cfgs_flags_to_rustdoc() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" authors = [] [features] default = ["feature_a/default"] nightly = ["feature_a/nightly"] [dependencies.feature_a] path = "libs/feature_a" default-features = false "#, ) .file( "src/lib.rs", r#" #[cfg(test)] mod tests { #[test] fn it_works() { assert!(true); } } "#, ) .file( "libs/feature_a/Cargo.toml", r#" [package] name = "feature_a" version = "0.1.0" edition = "2015" authors = [] [features] default = ["mock_serde_codegen"] nightly = ["mock_serde_derive"] [dependencies] mock_serde_derive = { path = "../mock_serde_derive", optional = true } [build-dependencies] mock_serde_codegen = { path = "../mock_serde_codegen", optional = true } "#, ) .file( "libs/feature_a/src/lib.rs", r#" #[cfg(feature = "mock_serde_derive")] const MSG: &'static str = "This is safe"; #[cfg(feature = "mock_serde_codegen")] const MSG: &'static str = "This is risky"; pub fn get() -> &'static str { MSG } "#, ) .file( "libs/mock_serde_derive/Cargo.toml", &basic_manifest("mock_serde_derive", "0.1.0"), ) .file("libs/mock_serde_derive/src/lib.rs", "") .file( "libs/mock_serde_codegen/Cargo.toml", &basic_manifest("mock_serde_codegen", "0.1.0"), ) .file("libs/mock_serde_codegen/src/lib.rs", ""); let p = p.build(); p.cargo("test --package feature_a --verbose") .with_stderr_data(str![[r#" ... [DOCTEST] feature_a [RUNNING] `rustdoc [..]--test [..]mock_serde_codegen[..]` ... "#]]) .run(); p.cargo("test --verbose") .with_stderr_data(str![[r#" ... [DOCTEST] foo [RUNNING] `rustdoc [..]--test [..]feature_a[..]` ... "#]]) .run(); } #[cargo_test] fn test_release_ignore_panic() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dependencies] a = { path = "a" } [profile.test] panic = 'abort' [profile.release] panic = 'abort' "#, ) .file( "src/lib.rs", "#[allow(unused_extern_crates)] extern crate a;", ) .file("a/Cargo.toml", &basic_manifest("a", "0.0.1")) .file("a/src/lib.rs", ""); let p = p.build(); println!("test"); p.cargo("test -v").run(); println!("bench"); p.cargo("bench -v").run(); } #[cargo_test] fn test_many_with_features() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [dependencies] a = { path = "a" } [features] foo = [] [workspace] "#, ) .file("src/lib.rs", "") .file("a/Cargo.toml", &basic_manifest("a", "0.0.1")) .file("a/src/lib.rs", "") .build(); p.cargo("test -v -p a -p foo --features foo").run(); } #[cargo_test] fn test_all_workspace() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" [dependencies] bar = { path = "bar" } [workspace] "#, ) .file("src/main.rs", "#[test] fn foo_test() {}") .file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0")) .file("bar/src/lib.rs", "#[test] fn bar_test() {}") .build(); p.cargo("test --workspace") .with_stdout_data( str![[r#" test foo_test ... ok test bar_test ... ok ... "#]] .unordered(), ) .run(); } #[cargo_test] fn test_all_exclude() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" [workspace] members = ["bar", "baz"] "#, ) .file("src/main.rs", "fn main() {}") .file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0")) .file("bar/src/lib.rs", "#[test] pub fn bar() {}") .file("baz/Cargo.toml", &basic_manifest("baz", "0.1.0")) .file("baz/src/lib.rs", "#[test] pub fn baz() { assert!(false); }") .build(); p.cargo("test --workspace --exclude baz") .with_stdout_data(str![[r#" ... running 1 test test bar ... ok ... "#]]) .run(); } #[cargo_test] fn test_all_exclude_not_found() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" [workspace] members = ["bar"] "#, ) .file("src/main.rs", "fn main() {}") .file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0")) .file("bar/src/lib.rs", "#[test] pub fn bar() {}") .build(); p.cargo("test --workspace --exclude baz") .with_stderr_data(str![[r#" ... [WARNING] excluded package(s) `baz` not found in workspace `[ROOT]/foo` ... "#]]) .with_stdout_data(str![[r#" ... running 1 test test bar ... ok ... "#]]) .run(); } #[cargo_test] fn test_all_exclude_glob() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" [workspace] members = ["bar", "baz"] "#, ) .file("src/main.rs", "fn main() {}") .file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0")) .file("bar/src/lib.rs", "#[test] pub fn bar() {}") .file("baz/Cargo.toml", &basic_manifest("baz", "0.1.0")) .file("baz/src/lib.rs", "#[test] pub fn baz() { assert!(false); }") .build(); p.cargo("test --workspace --exclude '*z'") .with_stdout_data(str![[r#" ... running 1 test test bar ... ok ... "#]]) .run(); } #[cargo_test] fn test_all_exclude_glob_not_found() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" [workspace] members = ["bar"] "#, ) .file("src/main.rs", "fn main() {}") .file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0")) .file("bar/src/lib.rs", "#[test] pub fn bar() {}") .build(); p.cargo("test --workspace --exclude '*z'") .with_stderr_data(str![[r#" ... [WARNING] excluded package pattern(s) `*z` not found in workspace `[ROOT]/foo` ... "#]]) .with_stdout_data(str![[r#" ... running 1 test test bar ... ok ... "#]]) .run(); } #[cargo_test] fn test_all_exclude_broken_glob() { let p = project().file("src/main.rs", "fn main() {}").build(); p.cargo("test --workspace --exclude '[*z'") .with_status(101) .with_stderr_data(str![[r#" ... [ERROR] cannot build glob pattern from `[*z` ... "#]]) .run(); } #[cargo_test] fn test_all_virtual_manifest() { let p = project() .file( "Cargo.toml", r#" [workspace] members = ["a", "b"] "#, ) .file("a/Cargo.toml", &basic_manifest("a", "0.1.0")) .file("a/src/lib.rs", "#[test] fn a() {}") .file("b/Cargo.toml", &basic_manifest("b", "0.1.0")) .file("b/src/lib.rs", "#[test] fn b() {}") .build(); p.cargo("test --workspace") .with_stdout_data( str![[r#" running 1 test test a ... ok running 1 test test b ... ok ... "#]] .unordered(), ) .run(); } #[cargo_test] fn test_virtual_manifest_all_implied() { let p = project() .file( "Cargo.toml", r#" [workspace] members = ["a", "b"] "#, ) .file("a/Cargo.toml", &basic_manifest("a", "0.1.0")) .file("a/src/lib.rs", "#[test] fn a() {}") .file("b/Cargo.toml", &basic_manifest("b", "0.1.0")) .file("b/src/lib.rs", "#[test] fn b() {}") .build(); p.cargo("test") .with_stdout_data( str![[r#" running 1 test test a ... ok running 1 test test b ... ok ... "#]] .unordered(), ) .run(); } #[allow(deprecated)] #[cargo_test] fn test_virtual_manifest_one_project() { let p = project() .file( "Cargo.toml", r#" [workspace] members = ["bar", "baz"] "#, ) .file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0")) .file("bar/src/lib.rs", "#[test] fn bar() {}") .file("baz/Cargo.toml", &basic_manifest("baz", "0.1.0")) .file("baz/src/lib.rs", "#[test] fn baz() { assert!(false); }") .build(); p.cargo("test -p bar") .with_stdout_contains("running 1 test\ntest bar ... ok") .with_stdout_does_not_contain("running 1 test\ntest baz ... ok") .run(); } #[allow(deprecated)] #[cargo_test] fn test_virtual_manifest_glob() { let p = project() .file( "Cargo.toml", r#" [workspace] members = ["bar", "baz"] "#, ) .file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0")) .file("bar/src/lib.rs", "#[test] fn bar() { assert!(false); }") .file("baz/Cargo.toml", &basic_manifest("baz", "0.1.0")) .file("baz/src/lib.rs", "#[test] fn baz() {}") .build(); p.cargo("test -p '*z'") .with_stdout_does_not_contain("running 1 test\ntest bar ... ok") .with_stdout_contains("running 1 test\ntest baz ... ok") .run(); } #[cargo_test] fn test_virtual_manifest_glob_not_found() { let p = project() .file( "Cargo.toml", r#" [workspace] members = ["bar"] "#, ) .file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0")) .file("bar/src/lib.rs", "#[test] fn bar() {}") .build(); p.cargo("test -p bar -p '*z'") .with_status(101) .with_stderr_data(str![[r#" [ERROR] package pattern(s) `*z` not found in workspace `[ROOT]/foo` ... "#]]) .run(); } #[cargo_test] fn test_virtual_manifest_broken_glob() { let p = project() .file( "Cargo.toml", r#" [workspace] members = ["bar"] "#, ) .file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0")) .file("bar/src/lib.rs", "#[test] fn bar() {}") .build(); p.cargo("test -p '[*z'") .with_status(101) .with_stderr_data(str![[r#" [ERROR] cannot build glob pattern from `[*z` ... "#]]) .run(); } #[cargo_test] fn test_all_member_dependency_same_name() { let p = project() .file( "Cargo.toml", r#" [workspace] members = ["a"] "#, ) .file( "a/Cargo.toml", r#" [package] name = "a" version = "0.1.0" edition = "2015" [dependencies] a = "0.1.0" "#, ) .file("a/src/lib.rs", "#[test] fn a() {}") .build(); Package::new("a", "0.1.0").publish(); p.cargo("test --workspace") .with_stdout_data(str![[r#" ... test a ... ok ... "#]]) .run(); } #[cargo_test] fn doctest_only_with_dev_dep() { let p = project() .file( "Cargo.toml", r#" [package] name = "a" version = "0.1.0" edition = "2015" [dev-dependencies] b = { path = "b" } "#, ) .file( "src/lib.rs", r#" /// ``` /// extern crate b; /// /// b::b(); /// ``` pub fn a() {} "#, ) .file("b/Cargo.toml", &basic_manifest("b", "0.1.0")) .file("b/src/lib.rs", "pub fn b() {}") .build(); p.cargo("test --doc -v").run(); } #[cargo_test] fn test_many_targets() { let p = project() .file( "src/bin/a.rs", r#" fn main() {} #[test] fn bin_a() {} "#, ) .file( "src/bin/b.rs", r#" fn main() {} #[test] fn bin_b() {} "#, ) .file( "src/bin/c.rs", r#" fn main() {} #[test] fn bin_c() { panic!(); } "#, ) .file( "examples/a.rs", r#" fn main() {} #[test] fn example_a() {} "#, ) .file( "examples/b.rs", r#" fn main() {} #[test] fn example_b() {} "#, ) .file("examples/c.rs", "#[test] fn example_c() { panic!(); }") .file("tests/a.rs", "#[test] fn test_a() {}") .file("tests/b.rs", "#[test] fn test_b() {}") .file("tests/c.rs", "does not compile") .build(); p.cargo("test --verbose --bin a --bin b --example a --example b --test a --test b") .with_stdout_data( str![[r#" test bin_a ... ok test bin_b ... ok test test_a ... ok test test_b ... ok ... "#]] .unordered(), ) .with_stderr_data( str![[r#" [RUNNING] `rustc --crate-name a --edition=2015 examples/a.rs [..]` [RUNNING] `rustc --crate-name b --edition=2015 examples/b.rs [..]` ... "#]] .unordered(), ) .run(); } #[cargo_test] fn doctest_and_registry() { let p = project() .file( "Cargo.toml", r#" [package] name = "a" version = "0.1.0" edition = "2015" [dependencies] b = { path = "b" } c = { path = "c" } [workspace] "#, ) .file("src/lib.rs", "") .file("b/Cargo.toml", &basic_manifest("b", "0.1.0")) .file( "b/src/lib.rs", " /// ``` /// b::foo(); /// ``` pub fn foo() {} ", ) .file( "c/Cargo.toml", r#" [package] name = "c" version = "0.1.0" edition = "2015" [dependencies] b = "0.1" "#, ) .file("c/src/lib.rs", "") .build(); Package::new("b", "0.1.0").publish(); p.cargo("test --workspace -v").run(); } #[allow(deprecated)] #[cargo_test] fn cargo_test_env() { let src = format!( r#" #![crate_type = "rlib"] #[test] fn env_test() {{ use std::env; eprintln!("{{}}", env::var("{}").unwrap()); }} "#, cargo::CARGO_ENV ); let p = project() .file("Cargo.toml", &basic_lib_manifest("foo")) .file("src/lib.rs", &src) .build(); let cargo = cargo_exe().canonicalize().unwrap(); p.cargo("test --lib -- --nocapture") .with_stderr_contains(cargo.to_str().unwrap()) .with_stdout_data(str![[r#" ... test env_test ... ok ... "#]]) .run(); // Check that `cargo test` propagates the environment's $CARGO let rustc = cargo_util::paths::resolve_executable("rustc".as_ref()) .unwrap() .canonicalize() .unwrap(); let rustc = rustc.to_str().unwrap(); p.cargo("test --lib -- --nocapture") // we use rustc since $CARGO is only used if it points to a path that exists .env(cargo::CARGO_ENV, rustc) .with_stderr_contains(rustc) .with_stdout_data(str![[r#" ... test env_test ... ok ... "#]]) .run(); } #[cargo_test] fn test_order() { let p = project() .file("src/lib.rs", "#[test] fn test_lib() {}") .file("tests/a.rs", "#[test] fn test_a() {}") .file("tests/z.rs", "#[test] fn test_z() {}") .build(); p.cargo("test --workspace") .with_stdout_data(str![[r#" running 1 test test test_lib ... ok test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s running 1 test test test_a ... ok test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s running 1 test test test_z ... ok test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s ... "#]]) .run(); } #[cargo_test] fn cyclic_dev() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" [dev-dependencies] foo = { path = "." } "#, ) .file("src/lib.rs", "#[test] fn test_lib() {}") .file("tests/foo.rs", "extern crate foo;") .build(); p.cargo("test --workspace").run(); } #[cargo_test] fn cyclical_dep_with_missing_feature() { // Checks for error handling when a cyclical dev-dependency specify a // feature that doesn't exist. let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" [dev-dependencies] foo = { path = ".", features = ["missing"] } "#, ) .file("src/lib.rs", "") .build(); p.cargo("check") .with_status(101) .with_stderr_data(str![[r#" [ERROR] failed to select a version for `foo`. ... required by package `foo v0.1.0 ([ROOT]/foo)` versions that meet the requirements `*` are: 0.1.0 the package `foo` depends on `foo`, with features: `missing` but `foo` does not have these features. failed to select a version for `foo` which could resolve this conflict "#]]) .run(); } #[cargo_test] fn publish_a_crate_without_tests() { Package::new("testless", "0.1.0") .file( "Cargo.toml", r#" [package] name = "testless" version = "0.1.0" edition = "2015" exclude = ["tests/*"] [[test]] name = "a_test" "#, ) .file("src/lib.rs", "") // In real life, the package will have a test, // which would be excluded from .crate file by the // `exclude` field. Our test harness does not honor // exclude though, so let's just not add the file! // .file("tests/a_test.rs", "") .publish(); let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" [dependencies] testless = "0.1.0" "#, ) .file("src/lib.rs", "") .build(); p.cargo("test").run(); p.cargo("test --package testless").run(); } #[cargo_test] fn find_dependency_of_proc_macro_dependency_with_target() { let p = project() .file( "Cargo.toml", r#" [workspace] members = ["root", "proc_macro_dep"] "#, ) .file( "root/Cargo.toml", r#" [package] name = "root" version = "0.1.0" edition = "2015" authors = [] [dependencies] proc_macro_dep = { path = "../proc_macro_dep" } "#, ) .file( "root/src/lib.rs", r#" #[macro_use] extern crate proc_macro_dep; #[derive(Noop)] pub struct X; "#, ) .file( "proc_macro_dep/Cargo.toml", r#" [package] name = "proc_macro_dep" version = "0.1.0" edition = "2015" authors = [] [lib] proc-macro = true [dependencies] baz = "^0.1" "#, ) .file( "proc_macro_dep/src/lib.rs", r#" extern crate baz; extern crate proc_macro; use proc_macro::TokenStream; #[proc_macro_derive(Noop)] pub fn noop(_input: TokenStream) -> TokenStream { "".parse().unwrap() } "#, ) .build(); Package::new("bar", "0.1.0").publish(); Package::new("baz", "0.1.0") .dep("bar", "0.1") .file("src/lib.rs", "extern crate bar;") .publish(); p.cargo("test --workspace --target").arg(rustc_host()).run(); } #[cargo_test] fn test_hint_not_masked_by_doctest() { let p = project() .file( "src/lib.rs", r#" /// ``` /// assert_eq!(1, 1); /// ``` pub fn this_works() {} "#, ) .file( "tests/integ.rs", r#" #[test] fn this_fails() { panic!(); } "#, ) .build(); p.cargo("test --no-fail-fast") .with_status(101) .with_stdout_data( str![[r#" test this_fails ... FAILED test [..]this_works (line [..]) ... ok ... "#]] .unordered(), ) .with_stderr_data(str![[r#" ... [ERROR] test failed, to rerun pass `--test integ` ... "#]]) .run(); } #[cargo_test] fn test_hint_workspace_virtual() { let p = project() .file( "Cargo.toml", r#" [workspace] members = ["a", "b", "c"] "#, ) .file("a/Cargo.toml", &basic_manifest("a", "0.1.0")) .file("a/src/lib.rs", "#[test] fn t1() {}") .file("b/Cargo.toml", &basic_manifest("b", "0.1.0")) .file("b/src/lib.rs", "#[test] fn t1() {assert!(false)}") .file("c/Cargo.toml", &basic_manifest("c", "0.1.0")) .file( "c/src/lib.rs", r#" /// ```rust /// assert_eq!(1, 2); /// ``` pub fn foo() {} "#, ) .file( "c/src/main.rs", r#" fn main() {} #[test] fn from_main() { assert_eq!(1, 2); } "#, ) .file( "c/tests/t1.rs", r#" #[test] fn from_int_test() { assert_eq!(1, 2); } "#, ) .file( "c/examples/ex1.rs", r#" fn main() {} #[test] fn from_example() { assert_eq!(1, 2); } "#, ) // This does not use #[bench] since it is unstable. #[test] works just // the same for our purpose of checking the hint. .file( "c/benches/b1.rs", r#" #[test] fn from_bench() { assert_eq!(1, 2); } "#, ) .build(); // This depends on Units being sorted so that `b` fails first. p.cargo("test") .with_stderr_data( str![[r#" [LOCKING] 3 packages to latest compatible versions [COMPILING] c v0.1.0 ([ROOT]/foo/c) [COMPILING] a v0.1.0 ([ROOT]/foo/a) [COMPILING] b v0.1.0 ([ROOT]/foo/b) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/a-[HASH][EXE]) [RUNNING] unittests src/lib.rs (target/debug/deps/b-[HASH][EXE]) [ERROR] test failed, to rerun pass `-p b --lib` "#]] .unordered(), ) .with_status(101) .run(); p.cargo("test") .cwd("b") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs ([ROOT]/foo/target/debug/deps/b-[HASH][EXE]) [ERROR] test failed, to rerun pass `--lib` "#]]) .with_status(101) .run(); p.cargo("test --no-fail-fast") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/a-[HASH][EXE]) [RUNNING] unittests src/lib.rs (target/debug/deps/b-[HASH][EXE]) [ERROR] test failed, to rerun pass `-p b --lib` [RUNNING] unittests src/lib.rs (target/debug/deps/c-[HASH][EXE]) [RUNNING] unittests src/main.rs (target/debug/deps/c-[HASH][EXE]) [ERROR] test failed, to rerun pass `-p c --bin c` [RUNNING] tests/t1.rs (target/debug/deps/t1-[HASH][EXE]) [ERROR] test failed, to rerun pass `-p c --test t1` [DOCTEST] a [DOCTEST] b [DOCTEST] c [ERROR] doctest failed, to rerun pass `-p c --doc` [ERROR] 4 targets failed: `-p b --lib` `-p c --bin c` `-p c --test t1` `-p c --doc` "#]]) .with_status(101) .run(); // Check others that are not in the default set. p.cargo("test -p c --examples --benches --no-fail-fast") .with_stderr_data(str![[r#" [COMPILING] c v0.1.0 ([ROOT]/foo/c) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/c-[HASH][EXE]) [RUNNING] unittests src/main.rs (target/debug/deps/c-[HASH][EXE]) [ERROR] test failed, to rerun pass `-p c --bin c` [RUNNING] benches/b1.rs (target/debug/deps/b1-[HASH][EXE]) [ERROR] test failed, to rerun pass `-p c --bench b1` [RUNNING] unittests examples/ex1.rs (target/debug/examples/ex1-[HASH][EXE]) [ERROR] test failed, to rerun pass `-p c --example ex1` [ERROR] 3 targets failed: `-p c --bin c` `-p c --bench b1` `-p c --example ex1` "#]]) .with_status(101) .run() } #[cargo_test] fn test_hint_workspace_nonvirtual() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2015" [workspace] members = ["a"] "#, ) .file("src/lib.rs", "") .file("a/Cargo.toml", &basic_manifest("a", "0.1.0")) .file("a/src/lib.rs", "#[test] fn t1() {assert!(false)}") .build(); p.cargo("test --workspace") .with_stderr_data(str![[r#" ... [ERROR] test failed, to rerun pass `-p a --lib` ... "#]]) .with_status(101) .run(); p.cargo("test -p a") .with_stderr_data(str![[r#" ... [ERROR] test failed, to rerun pass `-p a --lib` ... "#]]) .with_status(101) .run(); } #[allow(deprecated)] #[cargo_test] fn json_artifact_includes_test_flag() { // Verify that the JSON artifact output includes `test` flag. let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" authors = [] [profile.test] opt-level = 1 "#, ) .file("src/lib.rs", "") .build(); p.cargo("test --lib -v --message-format=json") .with_json( r#" { "reason":"compiler-artifact", "profile": { "debug_assertions": true, "debuginfo": 2, "opt_level": "1", "overflow_checks": true, "test": true }, "executable": "[..]/foo-[..]", "features": [], "package_id":"path+file:///[..]/foo#0.0.1", "manifest_path": "[..]", "target":{ "kind":["lib"], "crate_types":["lib"], "doc": true, "doctest": true, "edition": "2015", "name":"foo", "src_path":"[..]lib.rs", "test": true }, "filenames":"{...}", "fresh": false } {"reason": "build-finished", "success": true} "#, ) .run(); } #[allow(deprecated)] #[cargo_test] fn json_artifact_includes_executable_for_library_tests() { let p = project() .file("src/main.rs", "fn main() { }") .file("src/lib.rs", r#"#[test] fn lib_test() {}"#) .build(); p.cargo("test --lib -v --no-run --message-format=json") .with_json( r#" { "executable": "[..]/foo/target/debug/deps/foo-[..][EXE]", "features": [], "filenames": "{...}", "fresh": false, "package_id": "path+file:///[..]/foo#0.0.1", "manifest_path": "[..]", "profile": "{...}", "reason": "compiler-artifact", "target": { "crate_types": [ "lib" ], "kind": [ "lib" ], "doc": true, "doctest": true, "edition": "2015", "name": "foo", "src_path": "[..]/foo/src/lib.rs", "test": true } } {"reason": "build-finished", "success": true} "#, ) .run(); } #[allow(deprecated)] #[cargo_test] fn json_artifact_includes_executable_for_integration_tests() { let p = project() .file( "tests/integration_test.rs", r#"#[test] fn integration_test() {}"#, ) .build(); p.cargo("test -v --no-run --message-format=json --test integration_test") .with_json( r#" { "executable": "[..]/foo/target/debug/deps/integration_test-[..][EXE]", "features": [], "filenames": "{...}", "fresh": false, "package_id": "path+file:///[..]/foo#0.0.1", "manifest_path": "[..]", "profile": "{...}", "reason": "compiler-artifact", "target": { "crate_types": [ "bin" ], "kind": [ "test" ], "doc": false, "doctest": false, "edition": "2015", "name": "integration_test", "src_path": "[..]/foo/tests/integration_test.rs", "test": true } } {"reason": "build-finished", "success": true} "#, ) .run(); } #[cargo_test] fn test_build_script_links() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" links = 'something' [lib] test = false "#, ) .file("build.rs", "fn main() {}") .file("src/lib.rs", "") .build(); p.cargo("test --no-run").run(); } #[cargo_test] fn doctest_skip_staticlib() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" [lib] crate-type = ["staticlib"] "#, ) .file( "src/lib.rs", r#" //! ``` //! assert_eq!(1,2); //! ``` "#, ) .build(); p.cargo("test --doc") .with_status(101) .with_stderr_data(str![[r#" [WARNING] doc tests are not supported for crate type(s) `staticlib` in package `foo` [ERROR] no library targets found in package `foo` "#]]) .run(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) "#]]) .run(); } #[allow(deprecated)] #[cargo_test] fn can_not_mix_doc_tests_and_regular_tests() { let p = project() .file( "src/lib.rs", "\ /// ``` /// assert_eq!(1, 1) /// ``` pub fn foo() -> u8 { 1 } #[cfg(test)] mod tests { #[test] fn it_works() { assert_eq!(2 + 2, 4); } } ", ) .build(); p.cargo("test") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) [DOCTEST] foo "#]]) .with_stdout_data(str![[r#" running 1 test test tests::it_works ... ok test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s running 1 test test src/lib.rs - foo (line 1) ... ok test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s "#]]) .run(); p.cargo("test --lib") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) "#]]) .with_stdout_data(str![[r#" running 1 test test tests::it_works ... ok test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s "#]]) .run(); // This has been modified to attempt to diagnose spurious errors on CI. // For some reason, this is recompiling the lib when it shouldn't. If the // root cause is ever found, the changes here should be reverted. // See https://github.com/rust-lang/cargo/issues/6887 p.cargo("test --doc -vv") .with_stderr_does_not_contain("[COMPILING] foo [..]") .with_stderr_data(str![[r#" ... [DOCTEST] foo ... "#]]) .with_stdout_data(str![[r#" running 1 test test src/lib.rs - foo (line 1) ... ok test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s "#]]) .env("CARGO_LOG", "cargo=trace") .run(); p.cargo("test --lib --doc") .with_status(101) .with_stderr_data(str![[r#" [ERROR] Can't mix --doc with other target selecting options "#]]) .run(); } #[cargo_test] fn can_not_no_run_doc_tests() { let p = project() .file( "src/lib.rs", r#" /// ``` /// let _x = 1 + "foo"; /// ``` pub fn foo() -> u8 { 1 } "#, ) .build(); p.cargo("test --doc --no-run") .with_status(101) .with_stderr_data(str![[r#" [ERROR] Can't skip running doc tests with --no-run "#]]) .run(); } #[cargo_test] fn test_all_targets_lib() { let p = project().file("src/lib.rs", "").build(); p.cargo("test --all-targets") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] unittests src/lib.rs (target/debug/deps/foo-[HASH][EXE]) "#]]) .run(); } #[cargo_test] fn test_dep_with_dev() { Package::new("devdep", "0.1.0").publish(); let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2015" [dependencies] bar = { path = "bar" } "#, ) .file("src/lib.rs", "") .file( "bar/Cargo.toml", r#" [package] name = "bar" version = "0.0.1" edition = "2015" [dev-dependencies] devdep = "0.1" "#, ) .file("bar/src/lib.rs", "") .build(); p.cargo("test -p bar") .with_status(101) .with_stderr_data(str![[r#" [LOCKING] 2 packages to latest compatible versions [ERROR] package `bar` cannot be tested because it requires dev-dependencies and is not a member of the workspace "#]]) .run(); } #[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")] fn cargo_test_doctest_xcompile_ignores() { // -Zdoctest-xcompile also enables --enable-per-target-ignores which // allows the ignore-TARGET syntax. let p = project() .file("Cargo.toml", &basic_lib_manifest("foo")) .file( "src/lib.rs", r#" ///```ignore-x86_64 ///assert!(cfg!(not(target_arch = "x86_64"))); ///``` pub fn foo() -> u8 { 4 } "#, ) .build(); p.cargo("build").run(); #[cfg(not(target_arch = "x86_64"))] p.cargo("test") .with_stdout_data(str![[r#" ... test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s ... "#]]) .run(); #[cfg(target_arch = "x86_64")] p.cargo("test") .with_status(101) .with_stdout_data(str![[r#" ... test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s ... "#]], ) .run(); #[cfg(not(target_arch = "x86_64"))] p.cargo("test -Zdoctest-xcompile") .masquerade_as_nightly_cargo(&["doctest-xcompile"]) .with_stdout_data(str![[r#" ... test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s ... "#]]) .run(); #[cfg(target_arch = "x86_64")] p.cargo("test -Zdoctest-xcompile") .masquerade_as_nightly_cargo(&["doctest-xcompile"]) .with_stdout_data(str![[r#" ... test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s ... "#]]) .run(); } #[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")] fn cargo_test_doctest_xcompile() { if !cross_compile::can_run_on_host() { return; } let p = project() .file("Cargo.toml", &basic_lib_manifest("foo")) .file( "src/lib.rs", r#" ///``` ///assert!(1 == 1); ///``` pub fn foo() -> u8 { 4 } "#, ) .build(); p.cargo("build").run(); p.cargo(&format!("test --target {}", cross_compile::alternate())) .with_stdout_data(str![[r#" ... running 0 tests ... "#]]) .run(); p.cargo(&format!( "test --target {} -Zdoctest-xcompile", cross_compile::alternate() )) .masquerade_as_nightly_cargo(&["doctest-xcompile"]) .with_stdout_data(str![[r#" ... test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s ... "#]]) .run(); } #[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")] fn cargo_test_doctest_xcompile_runner() { if !cross_compile::can_run_on_host() { return; } let runner = project() .file("Cargo.toml", &basic_bin_manifest("runner")) .file( "src/main.rs", r#" pub fn main() { eprintln!("this is a runner"); let args: Vec = std::env::args().collect(); std::process::Command::new(&args[1]).spawn(); } "#, ) .build(); runner.cargo("build").run(); assert!(runner.bin("runner").is_file()); let runner_path = paths::root().join("runner"); fs::copy(&runner.bin("runner"), &runner_path).unwrap(); let config = paths::root().join(".cargo/config.toml"); fs::create_dir_all(config.parent().unwrap()).unwrap(); // Escape Windows backslashes for TOML config. let runner_str = runner_path.to_str().unwrap().replace('\\', "\\\\"); fs::write( config, format!( r#" [target.'cfg(target_arch = "{}")'] runner = "{}" "#, cross_compile::alternate_arch(), runner_str ), ) .unwrap(); let p = project() .file("Cargo.toml", &basic_lib_manifest("foo")) .file( "src/lib.rs", &format!( r#" ///``` ///assert!(cfg!(target_arch = "{}")); ///``` pub fn foo() -> u8 {{ 4 }} "#, cross_compile::alternate_arch() ), ) .build(); p.cargo("build").run(); p.cargo(&format!("test --target {}", cross_compile::alternate())) .with_stdout_data(str![[r#" ... running 0 tests ... "#]]) .run(); p.cargo(&format!( "test --target {} -Zdoctest-xcompile", cross_compile::alternate() )) .masquerade_as_nightly_cargo(&["doctest-xcompile"]) .with_stdout_data(str![[r#" ... test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s ... "#]]) .with_stderr_data(str![[r#" ... this is a runner ... "#]]) .run(); } #[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")] fn cargo_test_doctest_xcompile_no_runner() { if !cross_compile::can_run_on_host() { return; } let p = project() .file("Cargo.toml", &basic_lib_manifest("foo")) .file( "src/lib.rs", &format!( r#" ///``` ///assert!(cfg!(target_arch = "{}")); ///``` pub fn foo() -> u8 {{ 4 }} "#, cross_compile::alternate_arch() ), ) .build(); p.cargo("build").run(); p.cargo(&format!("test --target {}", cross_compile::alternate())) .with_stdout_data(str![[r#" ... running 0 tests ... "#]]) .run(); p.cargo(&format!( "test --target {} -Zdoctest-xcompile", cross_compile::alternate() )) .masquerade_as_nightly_cargo(&["doctest-xcompile"]) .with_stdout_data(str![[r#" ... test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in [ELAPSED]s ... "#]]) .run(); } #[cargo_test(nightly, reason = "-Zpanic-abort-tests in rustc is unstable")] fn panic_abort_tests() { let p = project() .file( "Cargo.toml", r#" [package] name = 'foo' version = '0.1.0' edition = "2015" [dependencies] a = { path = 'a' } [profile.dev] panic = 'abort' [profile.test] panic = 'abort' "#, ) .file( "src/lib.rs", r#" #[test] fn foo() { a::foo(); } "#, ) .file("a/Cargo.toml", &basic_lib_manifest("a")) .file("a/src/lib.rs", "pub fn foo() {}") .build(); p.cargo("test -Z panic-abort-tests -v") .with_stderr_data( str![[r#" [RUNNING] `[..]--crate-name a [..]-C panic=abort[..]` [RUNNING] `[..]--crate-name foo [..]-C panic=abort[..]` [RUNNING] `[..]--crate-name foo [..]-C panic=abort[..]--test[..]` ... "#]] .unordered(), ) .masquerade_as_nightly_cargo(&["panic-abort-tests"]) .run(); } #[cargo_test] // Unlike with rustc, `rustdoc --test -Cpanic=abort` already works on stable fn panic_abort_doc_tests() { let p = project() .file( "Cargo.toml", r#" [package] name = 'foo' version = '0.1.0' edition = "2015" [profile.dev] panic = 'abort' "#, ) .file( "src/lib.rs", r#" //! ```should_panic //! panic!(); //! ``` "#, ) .build(); p.cargo("test --doc -Z panic-abort-tests -v") .with_stderr_data( str![[r#" [RUNNING] `[..]rustc[..] --crate-name foo [..]-C panic=abort[..]` [RUNNING] `[..]rustdoc[..] --crate-name foo [..]--test[..]-C panic=abort[..]` ... "#]] .unordered(), ) .masquerade_as_nightly_cargo(&["panic-abort-tests"]) .run(); } #[cargo_test(nightly, reason = "-Zpanic-abort-tests in rustc is unstable")] fn panic_abort_only_test() { let p = project() .file( "Cargo.toml", r#" [package] name = 'foo' version = '0.1.0' edition = "2015" [dependencies] a = { path = 'a' } [profile.test] panic = 'abort' "#, ) .file( "src/lib.rs", r#" #[test] fn foo() { a::foo(); } "#, ) .file("a/Cargo.toml", &basic_lib_manifest("a")) .file("a/src/lib.rs", "pub fn foo() {}") .build(); p.cargo("test -Z panic-abort-tests -v") .with_stderr_data(str![[r#" [WARNING] `panic` setting is ignored for `test` profile ... "#]]) .masquerade_as_nightly_cargo(&["panic-abort-tests"]) .run(); } #[cargo_test(nightly, reason = "-Zpanic-abort-tests in rustc is unstable")] fn panic_abort_test_profile_inherits() { let p = project() .file( "Cargo.toml", r#" [package] name = 'foo' version = '0.1.0' edition = "2015" [dependencies] a = { path = 'a' } [profile.dev] panic = 'abort' "#, ) .file( "src/lib.rs", r#" #[test] fn foo() { a::foo(); } "#, ) .file("a/Cargo.toml", &basic_lib_manifest("a")) .file("a/src/lib.rs", "pub fn foo() {}") .build(); p.cargo("test -Z panic-abort-tests -v") .masquerade_as_nightly_cargo(&["panic-abort-tests"]) .with_status(0) .run(); } #[cargo_test] fn bin_env_for_test() { // Test for the `CARGO_BIN_EXE_` environment variables for tests. // // Note: The Unicode binary uses a `[[bin]]` definition because different // filesystems normalize utf-8 in different ways. For example, HFS uses // "gru\u{308}ßen" and APFS uses "gr\u{fc}ßen". Defining it in TOML forces // one form to be used. let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.1.0" edition = "2018" [[bin]] name = 'grüßen' path = 'src/bin/grussen.rs' "#, ) .file("src/bin/foo.rs", "fn main() {}") .file("src/bin/with-dash.rs", "fn main() {}") .file("src/bin/grussen.rs", "fn main() {}") .build(); let bin_path = |name| p.bin(name).to_string_lossy().replace("\\", "\\\\"); p.change_file( "tests/check_env.rs", &r#" #[test] fn run_bins() { assert_eq!(env!("CARGO_BIN_EXE_foo"), ""); assert_eq!(env!("CARGO_BIN_EXE_with-dash"), ""); assert_eq!(env!("CARGO_BIN_EXE_grüßen"), ""); } "# .replace("", &bin_path("foo")) .replace("", &bin_path("with-dash")) .replace("", &bin_path("grüßen")), ); p.cargo("test --test check_env").run(); p.cargo("check --test check_env").run(); } #[cargo_test] fn test_workspaces_cwd() { // This tests that all the different test types are executed from the // crate directory (manifest_dir), and not from the workspace root. let make_lib_file = |expected| { format!( r#" //! ``` //! assert_eq!("{expected}", std::fs::read_to_string("file.txt").unwrap()); //! assert_eq!("{expected}", include_str!("../file.txt")); //! assert_eq!( //! std::path::PathBuf::from(std::env!("CARGO_MANIFEST_DIR")), //! std::env::current_dir().unwrap(), //! ); //! ``` #[test] fn test_unit_{expected}_cwd() {{ assert_eq!("{expected}", std::fs::read_to_string("file.txt").unwrap()); assert_eq!("{expected}", include_str!("../file.txt")); assert_eq!( std::path::PathBuf::from(std::env!("CARGO_MANIFEST_DIR")), std::env::current_dir().unwrap(), ); }} "#, expected = expected ) }; let make_test_file = |expected| { format!( r#" #[test] fn test_integration_{expected}_cwd() {{ assert_eq!("{expected}", std::fs::read_to_string("file.txt").unwrap()); assert_eq!("{expected}", include_str!("../file.txt")); assert_eq!( std::path::PathBuf::from(std::env!("CARGO_MANIFEST_DIR")), std::env::current_dir().unwrap(), ); }} "#, expected = expected ) }; let p = project() .file( "Cargo.toml", r#" [package] name = "root-crate" version = "0.0.0" [workspace] members = [".", "nested-crate", "very/deeply/nested/deep-crate"] "#, ) .file("file.txt", "root") .file("src/lib.rs", &make_lib_file("root")) .file("tests/integration.rs", &make_test_file("root")) .file( "nested-crate/Cargo.toml", r#" [package] name = "nested-crate" version = "0.0.0" "#, ) .file("nested-crate/file.txt", "nested") .file("nested-crate/src/lib.rs", &make_lib_file("nested")) .file( "nested-crate/tests/integration.rs", &make_test_file("nested"), ) .file( "very/deeply/nested/deep-crate/Cargo.toml", r#" [package] name = "deep-crate" version = "0.0.0" "#, ) .file("very/deeply/nested/deep-crate/file.txt", "deep") .file( "very/deeply/nested/deep-crate/src/lib.rs", &make_lib_file("deep"), ) .file( "very/deeply/nested/deep-crate/tests/integration.rs", &make_test_file("deep"), ) .build(); p.cargo("test --workspace --all") .with_stderr_data( str![[r#" [DOCTEST] root_crate [DOCTEST] nested_crate [DOCTEST] deep_crate ... "#]] .unordered(), ) .with_stdout_data( str![[r#" test test_unit_root_cwd ... ok test test_unit_nested_cwd ... ok test test_unit_deep_cwd ... ok test test_integration_root_cwd ... ok test test_integration_nested_cwd ... ok test test_integration_deep_cwd ... ok ... "#]] .unordered(), ) .run(); p.cargo("test -p root-crate --all") .with_stderr_data(str![[r#" ... [DOCTEST] root_crate ... "#]]) .with_stdout_data( str![[r#" test test_unit_root_cwd ... ok test test_integration_root_cwd ... ok ... "#]] .unordered(), ) .run(); p.cargo("test -p nested-crate --all") .with_stderr_data(str![[r#" ... [DOCTEST] nested_crate ... "#]]) .with_stdout_data( str![[r#" test test_unit_nested_cwd ... ok test test_integration_nested_cwd ... ok ... "#]] .unordered(), ) .run(); p.cargo("test -p deep-crate --all") .with_stderr_data(str![[r#" ... [DOCTEST] deep_crate ... "#]]) .with_stdout_data( str![[r#" test test_unit_deep_cwd ... ok test test_integration_deep_cwd ... ok ... "#]] .unordered(), ) .run(); p.cargo("test --all") .cwd("nested-crate") .with_stderr_data(str![[r#" ... [DOCTEST] nested_crate ... "#]]) .with_stdout_data( str![[r#" test test_unit_nested_cwd ... ok test test_integration_nested_cwd ... ok ... "#]] .unordered(), ) .run(); p.cargo("test --all") .cwd("very/deeply/nested/deep-crate") .with_stderr_data(str![[r#" ... [DOCTEST] deep_crate ... "#]]) .with_stdout_data( str![[r#" test test_unit_deep_cwd ... ok test test_integration_deep_cwd ... ok ... "#]] .unordered(), ) .run(); } #[cargo_test] fn execution_error() { // Checks the behavior when a test fails to launch. let p = project() .file( "tests/t1.rs", r#" #[test] fn foo() {} "#, ) .build(); let key = format!("CARGO_TARGET_{}_RUNNER", rustc_host_env()); p.cargo("test") .env(&key, "does_not_exist") // The actual error is usually "no such file", but on Windows it has a // custom message. Since matching against the error string produced by // Rust is not very reliable, this just uses `[..]`. .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] tests/t1.rs (target/debug/deps/t1-[HASH][EXE]) [ERROR] test failed, to rerun pass `--test t1` Caused by: could not execute process `does_not_exist [ROOT]/foo/target/debug/deps/t1-[HASH][EXE]` (never executed) Caused by: [NOT_FOUND] "#]]) .with_status(101) .run(); } #[allow(deprecated)] #[cargo_test] fn nonzero_exit_status() { // Tests for nonzero exit codes from tests. let p = project() .file( "tests/t1.rs", r#" #[test] fn t() { panic!("this is a normal error") } "#, ) .file( "tests/t2.rs", r#" #[test] fn t() { std::process::exit(4) } "#, ) .build(); p.cargo("test --test t1") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] tests/t1.rs (target/debug/deps/t1-[HASH][EXE]) [ERROR] test failed, to rerun pass `--test t1` "#]]) .with_stdout_data(str![[r#" ... this is a normal error ... "#]]) .with_status(101) .run(); p.cargo("test --test t2") .with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] tests/t2.rs (target/debug/deps/t2-[HASH][EXE]) [ERROR] test failed, to rerun pass `--test t2` Caused by: process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2-[HASH][EXE]` ([EXIT_STATUS]: 4) [NOTE] test exited abnormally; to see the full output pass --nocapture to the harness. "#]]) .with_status(4) .run(); p.cargo("test --test t2 -- --nocapture") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] tests/t2.rs (target/debug/deps/t2-[HASH][EXE]) [ERROR] test failed, to rerun pass `--test t2` Caused by: process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2-[HASH][EXE] --nocapture` ([EXIT_STATUS]: 4) "#]]) .with_status(4) .run(); // no-fail-fast always uses 101 p.cargo("test --no-fail-fast") .with_stderr_data(str![[r#" [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] tests/t1.rs (target/debug/deps/t1-[HASH][EXE]) [ERROR] test failed, to rerun pass `--test t1` [RUNNING] tests/t2.rs (target/debug/deps/t2-[HASH][EXE]) [ERROR] test failed, to rerun pass `--test t2` Caused by: process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2-[HASH][EXE]` ([EXIT_STATUS]: 4) [NOTE] test exited abnormally; to see the full output pass --nocapture to the harness. [ERROR] 2 targets failed: `--test t1` `--test t2` "#]]) .with_status(101) .run(); p.cargo("test --no-fail-fast -- --nocapture") .env_remove("RUST_BACKTRACE") .with_stderr_does_not_contain( "test exited abnormally; to see the full output pass --nocapture to the harness.", ) .with_stderr_data(str![[r#" thread 't' panicked at tests/t1.rs:3:26: [NOTE] run with `RUST_BACKTRACE=1` environment variable to display a backtrace Caused by: process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2-[HASH][EXE] --nocapture` ([EXIT_STATUS]: 4) ... "#]].unordered()) .with_status(101) .run(); } #[cargo_test] fn cargo_test_print_env_verbose() { let p = project() .file("Cargo.toml", &basic_manifest("foo", "0.0.1")) .file("src/lib.rs", "") .build(); p.cargo("test -vv").with_stderr_data(str![[r#" [COMPILING] foo v0.0.1 ([ROOT]/foo) [RUNNING] `[..]CARGO_MANIFEST_DIR=[ROOT]/foo[..] rustc --crate-name foo[..]` [RUNNING] `[..]CARGO_MANIFEST_DIR=[ROOT]/foo[..] rustc --crate-name foo[..]` [FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s [RUNNING] `[..]CARGO_MANIFEST_DIR=[ROOT]/foo[..] [ROOT]/foo/target/debug/deps/foo-[HASH][EXE]` [DOCTEST] foo [RUNNING] `[..]CARGO_MANIFEST_DIR=[ROOT]/foo[..] rustdoc --edition=2015 --crate-type lib --crate-name foo[..]` "#]]).run(); } #[cargo_test] fn cargo_test_set_out_dir_env_var() { let p = project() .file( "Cargo.toml", r#" [package] name = "foo" version = "0.0.1" edition = "2021" "#, ) .file( "src/lib.rs", r#" pub fn add(left: u64, right: u64) -> u64 { left + right } "#, ) .file( "build.rs", r#" fn main() {} "#, ) .file( "tests/case.rs", r#" #[cfg(test)] pub mod tests { #[test] fn test_add() { assert!(std::env::var("OUT_DIR").is_ok()); assert_eq!(foo::add(2, 5), 7); } } "#, ) .build(); p.cargo("test").run(); p.cargo("test --package foo --test case -- tests::test_add --exact --nocapture") .run(); }