#[cfg(test)]
#[macro_use]
extern crate pretty_assertions;

use std::fs::File;
use std::io::Read;

use gurkle_parser::parse_schema;

fn roundtrip(filename: &str) {
    let mut buf = String::with_capacity(1024);
    let path = format!("tests/schemas/{}.graphql", filename);
    let mut f = File::open(&path).unwrap();
    f.read_to_string(&mut buf).unwrap();
    let ast = parse_schema(&buf).unwrap();
    assert_eq!(ast.to_string(), buf);
}

fn roundtrip2(filename: &str) {
    let mut buf = String::with_capacity(1024);
    let source = format!("tests/schemas/{}.graphql", filename);
    let target = format!("tests/schemas/{}_canonical.graphql", filename);
    let mut f = File::open(&source).unwrap();
    f.read_to_string(&mut buf).unwrap();
    let ast = parse_schema(&buf).unwrap();

    let mut buf = String::with_capacity(1024);
    let mut f = File::open(&target).unwrap();
    f.read_to_string(&mut buf).unwrap();
    assert_eq!(ast.to_string(), buf);
}

#[test]
fn minimal() {
    roundtrip("minimal");
}
#[test]
fn scalar_type() {
    roundtrip("scalar_type");
}
#[test]
fn extend_scalar() {
    roundtrip("extend_scalar");
}
#[test]
fn minimal_type() {
    roundtrip("minimal_type");
}
#[test]
fn implements() {
    roundtrip("implements");
}
#[test]
fn implements_amp() {
    roundtrip2("implements_amp");
}
#[test]
fn simple_object() {
    roundtrip("simple_object");
}
#[test]
fn extend_object() {
    roundtrip("extend_object");
}
#[test]
fn interface() {
    roundtrip("interface");
}
#[test]
fn extend_interface() {
    roundtrip("extend_interface");
}
#[test]
fn union() {
    roundtrip("union");
}
#[test]
fn empty_union() {
    roundtrip("empty_union");
}
#[test]
fn union_extension() {
    roundtrip("union_extension");
}
#[test]
fn enum_type() {
    roundtrip("enum");
}
#[test]
fn extend_enum() {
    roundtrip("extend_enum");
}
#[test]
fn input_type() {
    roundtrip("input_type");
}
#[test]
fn extend_input() {
    roundtrip2("extend_input");
}
#[test]
fn directive() {
    roundtrip("directive");
}
#[test]
fn kitchen_sink() {
    roundtrip2("kitchen-sink");
}
#[test]
fn directive_descriptions() {
    roundtrip2("directive_descriptions");
}
#[test]
fn repeatable() {
    roundtrip("repeatable")
}