// test_case seem to generate this warning - ignore it #![allow(clippy::unused_unit)] use der_parser::ber::*; use der_parser::error::*; use der_parser::oid::*; use hex_literal::hex; use nom::Err; // use pretty_assertions::assert_eq; use test_case::test_case; #[cfg(feature = "bigint")] use num_bigint::{BigInt, BigUint, Sign}; #[test_case(&hex!("01 01 00"), Some(false) ; "val false")] #[test_case(&hex!("01 01 ff"), Some(true) ; "val true")] #[test_case(&hex!("01 01 7f"), Some(true) ; "true not ff")] #[test_case(&hex!("01 02 00 00"), None ; "invalid length")] #[test_case(&hex!("01 01"), None ; "incomplete")] fn tc_ber_bool(i: &[u8], out: Option) { let res = parse_ber_bool(i); if let Some(b) = out { let expected = BerObject::from_obj(BerObjectContent::Boolean(b)); pretty_assertions::assert_eq!(res, Ok((&b""[..], expected))); } else { assert!(res.is_err()); } } #[test] fn test_ber_bool() { let empty = &b""[..]; let b_true = BerObject::from_obj(BerObjectContent::Boolean(true)); let b_false = BerObject::from_obj(BerObjectContent::Boolean(false)); assert_eq!(parse_ber_bool(&[0x01, 0x01, 0x00]), Ok((empty, b_false))); assert_eq!( parse_ber_bool(&[0x01, 0x01, 0xff]), Ok((empty, b_true.clone())) ); assert_eq!(parse_ber_bool(&[0x01, 0x01, 0x7f]), Ok((empty, b_true))); assert_eq!( parse_ber_bool(&[0x01, 0x02, 0x12, 0x34]), Err(Err::Error(BerError::InvalidLength)) ); } #[test] fn test_seq_indefinite_length() { let data = hex!("30 80 04 03 56 78 90 00 00 02 01 01"); let res = parse_ber(&data); assert_eq!( res, Ok(( &data[9..], BerObject::from_seq(vec![BerObject::from_obj(BerObjectContent::OctetString( &data[4..=6] )),]) )) ); let res = parse_ber_sequence(&data); assert_eq!( res, Ok(( &data[9..], BerObject::from_seq(vec![BerObject::from_obj(BerObjectContent::OctetString( &data[4..=6] )),]) )) ); } #[test] fn test_ber_set_of() { let empty = &b""[..]; let bytes = [ 0x31, 0x0a, 0x02, 0x03, 0x01, 0x00, 0x01, 0x02, 0x03, 0x01, 0x00, 0x00, ]; let expected = BerObject::from_set(vec![ BerObject::from_int_slice(b"\x01\x00\x01"), BerObject::from_int_slice(b"\x01\x00\x00"), ]); fn parser(i: &[u8]) -> BerResult { parse_ber_set_of(parse_ber_integer)(i) } assert_eq!(parser(&bytes), Ok((empty, expected))); // empty input should raise error (could not read set header) assert!(parser(&[]).is_err()); // empty set is ok (returns empty vec) assert!(parser(&[0x31, 0x00]).is_ok()); } #[test] fn test_ber_set_of_v() { let empty = &b""[..]; let bytes = [ 0x31, 0x0a, 0x02, 0x03, 0x01, 0x00, 0x01, 0x02, 0x03, 0x01, 0x00, 0x00, ]; let expected = vec![ BerObject::from_int_slice(b"\x01\x00\x01"), BerObject::from_int_slice(b"\x01\x00\x00"), ]; fn parser(i: &[u8]) -> BerResult> { parse_ber_set_of_v(parse_ber_integer)(i) } assert_eq!(parser(&bytes), Ok((empty, expected))); // empty input should raise error (could not read set header) assert!(parser(&[]).is_err()); // empty set is ok (returns empty vec) assert_eq!(parser(&[0x31, 0x00]), Ok((empty, vec![]))); } #[test] fn test_set_indefinite_length() { let data = hex!("31 80 04 03 56 78 90 00 00"); let res = parse_ber(&data); assert_eq!( res, Ok(( &data[9..], BerObject::from_set(vec![BerObject::from_obj(BerObjectContent::OctetString( &data[4..=6] )),]) )) ); let res = parse_ber_set(&data); assert_eq!( res, Ok(( &data[9..], BerObject::from_set(vec![BerObject::from_obj(BerObjectContent::OctetString( &data[4..=6] )),]) )) ); } #[test] fn test_ber_int() { let empty = &b""[..]; let bytes = [0x02, 0x03, 0x01, 0x00, 0x01]; let expected = BerObject::from_obj(BerObjectContent::Integer(b"\x01\x00\x01")); assert_eq!(parse_ber_integer(&bytes), Ok((empty, expected))); } #[test_case(&hex!("02 01 01"), Ok(1) ; "u32-1")] #[test_case(&hex!("02 02 00 ff"), Ok(255) ; "u32-255")] #[test_case(&hex!("02 02 01 23"), Ok(0x123) ; "u32-0x123")] #[test_case(&hex!("02 04 01 23 45 67"), Ok(0x0123_4567) ; "u32-long-ok")] #[test_case(&hex!("02 05 00 ff ff ff ff"), Ok(0xffff_ffff) ; "u32-long2-ok")] #[test_case(&hex!("02 04 ff ff ff ff"), Err(BerError::IntegerNegative) ; "u32-long2-neg")] #[test_case(&hex!("02 06 ff ff ff ff ff ff"), Err(BerError::IntegerNegative) ; "u32-long3-neg")] #[test_case(&hex!("02 06 00 00 01 23 45 67"), Ok(0x0123_4567) ; "u32-long-leading-zeros-ok")] #[test_case(&hex!("02 05 01 23 45 67 01"), Err(BerError::IntegerTooLarge) ; "u32 too large")] #[test_case(&hex!("02 09 01 23 45 67 01 23 45 67 ab"), Err(BerError::IntegerTooLarge) ; "u32 too large 2")] #[test_case(&hex!("03 03 01 00 01"), Err(BerError::unexpected_tag(Some(Tag(2)), Tag(3))) ; "invalid tag")] fn tc_ber_u32(i: &[u8], out: Result) { let res = parse_ber_u32(i); match out { Ok(expected) => { pretty_assertions::assert_eq!(res, Ok((&b""[..], expected))); } Err(e) => { pretty_assertions::assert_eq!(res, Err(Err::Error(e))); } } } #[test_case(&hex!("02 01 01"), Ok(1) ; "u64-1")] #[test_case(&hex!("02 02 00 ff"), Ok(255) ; "u64-255")] #[test_case(&hex!("02 02 01 23"), Ok(0x123) ; "u64-0x123")] #[test_case(&hex!("02 08 01 23 45 67 01 23 45 67"), Ok(0x0123_4567_0123_4567) ; "u64-long-ok")] #[test_case(&hex!("02 09 00 ff ff ff ff ff ff ff ff"), Ok(0xffff_ffff_ffff_ffff) ; "u64-long2-ok")] #[test_case(&hex!("02 09 01 23 45 67 01 23 45 67 ab"), Err(BerError::IntegerTooLarge) ; "u64 too large")] #[test_case(&hex!("03 03 01 00 01"), Err(BerError::unexpected_tag(Some(Tag(2)), Tag(3))) ; "invalid tag")] fn tc_ber_u64(i: &[u8], out: Result) { let res = parse_ber_u64(i); match out { Ok(expected) => { pretty_assertions::assert_eq!(res, Ok((&b""[..], expected))); } Err(e) => { pretty_assertions::assert_eq!(res, Err(Err::Error(e))); } } } #[test_case(&hex!("02 01 01"), Ok(1) ; "i64-1")] #[test_case(&hex!("02 01 ff"), Ok(-1) ; "i64-neg1")] #[test_case(&hex!("02 01 80"), Ok(-128) ; "i64-neg128")] #[test_case(&hex!("02 02 ff 7f"), Ok(-129) ; "i64-neg129")] #[test_case(&hex!("02 04 ff ff ff ff"), Ok(-1) ; "i64-long-neg")] #[test_case(&hex!("03 03 01 00 01"), Err(BerError::unexpected_tag(Some(Tag(2)), Tag(3))) ; "invalid tag")] fn tc_ber_i64(i: &[u8], out: Result) { let res = parse_ber_i64(i); match out { Ok(expected) => { pretty_assertions::assert_eq!(res, Ok((&b""[..], expected))); } Err(e) => { pretty_assertions::assert_eq!(res, Err(Err::Error(e))); } } } #[cfg(feature = "bigint")] #[test_case(&hex!("02 01 01"), Ok(BigInt::from(1)) ; "bigint-1")] #[test_case(&hex!("02 02 00 ff"), Ok(BigInt::from(255)) ; "bigint-255")] #[test_case(&hex!("02 01 ff"), Ok(BigInt::from(-1)) ; "bigint-neg1")] #[test_case(&hex!("02 01 80"), Ok(BigInt::from(-128)) ; "bigint-neg128")] #[test_case(&hex!("02 02 ff 7f"), Ok(BigInt::from(-129)) ; "bigint-neg129")] #[test_case(&hex!("02 09 00 ff ff ff ff ff ff ff ff"), Ok(BigInt::from(0xffff_ffff_ffff_ffff_u64)) ; "bigint-long2-ok")] #[test_case(&hex!("02 09 01 23 45 67 01 23 45 67 ab"), Ok(BigInt::from_bytes_be(Sign::Plus, &hex!("01 23 45 67 01 23 45 67 ab"))) ; "bigint-longer1")] fn tc_ber_bigint(i: &[u8], out: Result) { let res = parse_ber_integer(i); match out { Ok(expected) => { let (rem, ber) = res.expect("parsing failed"); assert!(rem.is_empty()); let int = ber.as_bigint().expect("failed to convert to bigint"); pretty_assertions::assert_eq!(int, expected); } Err(e) => { pretty_assertions::assert_eq!(res, Err(Err::Error(e))); } } } #[cfg(feature = "bigint")] #[test_case(&hex!("02 01 01"), Ok(BigUint::from(1_u8)) ; "biguint-1")] #[test_case(&hex!("02 02 00 ff"), Ok(BigUint::from(255_u8)) ; "biguint-255")] #[test_case(&hex!("02 01 ff"), Err(BerError::IntegerNegative) ; "biguint-neg1")] #[test_case(&hex!("02 01 80"), Err(BerError::IntegerNegative) ; "biguint-neg128")] #[test_case(&hex!("02 02 ff 7f"), Err(BerError::IntegerNegative) ; "biguint-neg129")] #[test_case(&hex!("02 09 00 ff ff ff ff ff ff ff ff"), Ok(BigUint::from(0xffff_ffff_ffff_ffff_u64)) ; "biguint-long2-ok")] #[test_case(&hex!("02 09 01 23 45 67 01 23 45 67 ab"), Ok(BigUint::from_bytes_be(&hex!("01 23 45 67 01 23 45 67 ab"))) ; "biguint-longer1")] #[test_case(&hex!("03 03 01 00 01"), Err(BerError::unexpected_tag(Some(Tag(2)), Tag(3))) ; "invalid tag")] fn tc_ber_biguint(i: &[u8], out: Result) { let res = parse_ber_integer(i).and_then(|(rem, ber)| Ok((rem, ber.as_biguint()?))); match out { Ok(expected) => { pretty_assertions::assert_eq!(res, Ok((&b""[..], expected))); } Err(e) => { pretty_assertions::assert_eq!(res, Err(Err::Error(e))); } } } #[test_case(&hex!("02 01 01"), Ok(&[1]) ; "slice 1")] #[test_case(&hex!("02 01 ff"), Ok(&[255]) ; "slice 2")] #[test_case(&hex!("02 09 01 23 45 67 01 23 45 67 ab"), Ok(&hex!("01 23 45 67 01 23 45 67 ab")) ; "slice 3")] #[test_case(&hex!("22 80 02 01 01 00 00"), Ok(&[2, 1, 1]) ; "constructed slice")] #[test_case(&hex!("03 03 01 00 01"), Err(BerError::unexpected_tag(Some(Tag(2)), Tag(3))) ; "invalid tag")] fn tc_ber_slice(i: &[u8], out: Result<&[u8], BerError>) { let res = parse_ber_slice(i, 2); match out { Ok(expected) => { pretty_assertions::assert_eq!(res, Ok((&b""[..], expected))); } Err(e) => { pretty_assertions::assert_eq!(res, Err(Err::Error(e))); } } } #[test] fn test_ber_bitstring_primitive() { let empty = &b""[..]; let bytes = &[0x03, 0x07, 0x04, 0x0a, 0x3b, 0x5f, 0x29, 0x1c, 0xd0]; let expected = BerObject::from_obj(BerObjectContent::BitString( 4, BitStringObject { data: &bytes[3..] }, )); assert_eq!(parse_ber_bitstring(bytes), Ok((empty, expected))); // // correct encoding, padding bits not all set to 0 // let bytes = &[0x03, 0x04, 0x06, 0x6e, 0x5d, 0xe0]; let expected = BerObject::from_obj(BerObjectContent::BitString( 6, BitStringObject { data: &bytes[3..] }, )); assert_eq!(parse_ber_bitstring(bytes), Ok((empty, expected))); // // long form of length // let bytes = &[0x03, 0x81, 0x04, 0x06, 0x6e, 0x5d, 0xc0]; let expected = BerObject::from_obj(BerObjectContent::BitString( 6, BitStringObject { data: &bytes[4..] }, )); assert_eq!(parse_ber_bitstring(bytes), Ok((empty, expected))); } #[test] fn test_ber_bitstring_constructed() { let bytes = &[ 0x23, 0x80, 0x03, 0x03, 0x00, 0x0a, 0x3b, 0x03, 0x05, 0x04, 0x5f, 0x29, 0x1c, 0xd0, 0x00, 0x00, ]; assert_eq!( parse_ber_bitstring(bytes), Err(Err::Error(BerError::Unsupported)) ); // XXX valid encoding } #[test] fn test_ber_octetstring_primitive() { let empty = &b""[..]; let bytes = [0x04, 0x05, 0x41, 0x41, 0x41, 0x41, 0x41]; let expected = BerObject::from_obj(BerObjectContent::OctetString(b"AAAAA")); assert_eq!(parse_ber_octetstring(&bytes), Ok((empty, expected))); } #[test] fn test_ber_null() { let empty = &b""[..]; let expected = BerObject::from_obj(BerObjectContent::Null); assert_eq!(parse_ber_null(&[0x05, 0x00]), Ok((empty, expected))); } #[test] fn test_ber_oid() { let empty = &b""[..]; let bytes = [ 0x06, 0x09, 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x01, 0x01, 0x05, ]; let expected = BerObject::from_obj(BerObjectContent::OID( Oid::from(&[1, 2, 840, 113_549, 1, 1, 5]).unwrap(), )); assert_eq!(parse_ber_oid(&bytes), Ok((empty, expected))); } #[test] fn test_ber_enum() { let empty = &b""[..]; let expected = BerObject::from_obj(BerObjectContent::Enum(2)); assert_eq!(parse_ber_enum(&[0x0a, 0x01, 0x02]), Ok((empty, expected))); } #[test_case(&hex!("0c 04 31 32 33 34"), Ok("1234") ; "utf8: numeric")] #[test_case(&hex!("0c 05 68 65 6c 6c 6f"), Ok("hello") ; "utf8: string")] #[test_case(&hex!("0c 0b 68 65 6c 6c 6f 20 77 6f 72 6c 64"), Ok("hello world") ; "utf8: string with spaces")] #[test_case(&hex!("0c 0b 68 65 6c 6c 6f 5c 77 6f 72 6c 64"), Ok("hello\\world") ; "utf8: string with backspace")] #[test_case(&hex!("0c 0b 68 65 6c 6c 6f 2b 77 6f 72 6c 64"), Ok("hello+world") ; "utf8: string with plus")] #[test_case(&hex!("0c 05 01 02 03 04 05"), Ok("\x01\x02\x03\x04\x05") ; "invalid chars")] #[test_case(&hex!("0c 0e d0 bf d1 80 d0 b8 d0 b2 d0 b5 cc 81 d1 82"), Ok("приве́т") ; "utf8")] #[test_case(&hex!("0c 04 00 9f 92 96"), Err(Err::Error(BerError::StringInvalidCharset)) ; "invalid utf8")] fn tc_ber_utf8_string(i: &[u8], out: Result<&str, Err>) { let res = parse_ber_utf8string(i); match out { Ok(b) => { let (rem, res) = res.expect("could not parse utf8string"); assert!(rem.is_empty()); let r = res.as_str().expect("could not convert to string"); // let expected = BerObject::from_obj(BerObjectContent::Boolean(b)); pretty_assertions::assert_eq!(r, b); } Err(e) => { pretty_assertions::assert_eq!(res, Err(e)); } } } #[test_case(&hex!("12 04 31 32 33 34"), Ok("1234") ; "numeric string")] #[test_case(&hex!("12 05 68 65 6c 6c 6f"), Err(Err::Error(BerError::StringInvalidCharset)) ; "invalid chars")] #[test_case(&hex!("12 05 01 02 03 04 05"), Err(Err::Error(BerError::StringInvalidCharset)) ; "invalid chars2")] fn tc_ber_numeric_string(i: &[u8], out: Result<&str, Err>) { let res = parse_ber_numericstring(i); match out { Ok(b) => { let (rem, res) = res.expect("could not parse numericstring"); assert!(rem.is_empty()); let r = res.as_str().expect("could not convert to string"); // let expected = BerObject::from_obj(BerObjectContent::Boolean(b)); pretty_assertions::assert_eq!(r, b); } Err(e) => { pretty_assertions::assert_eq!(res, Err(e)); } } } #[test_case(&hex!("13 04 31 32 33 34"), Ok("1234") ; "printable: numeric")] #[test_case(&hex!("13 05 68 65 6c 6c 6f"), Ok("hello") ; "printable: string")] #[test_case(&hex!("13 0b 68 65 6c 6c 6f 20 77 6f 72 6c 64"), Ok("hello world") ; "printable: string with spaces")] #[test_case(&hex!("13 0b 68 65 6c 6c 6f 5c 77 6f 72 6c 64"), Err(Err::Error(BerError::StringInvalidCharset)) ; "printable: string with backspace")] #[test_case(&hex!("13 0b 68 65 6c 6c 6f 2b 77 6f 72 6c 64"), Ok("hello+world") ; "printable: string with plus")] #[test_case(&hex!("13 05 01 02 03 04 05"), Err(Err::Error(BerError::StringInvalidCharset)) ; "invalid chars")] fn tc_ber_printable_string(i: &[u8], out: Result<&str, Err>) { let res = parse_ber_printablestring(i); match out { Ok(b) => { let (rem, res) = res.expect("could not parse printablestring"); assert!(rem.is_empty()); let r = res.as_str().expect("could not convert to string"); // let expected = BerObject::from_obj(BerObjectContent::Boolean(b)); pretty_assertions::assert_eq!(r, b); } Err(e) => { pretty_assertions::assert_eq!(res, Err(e)); } } } #[test_case(&hex!("16 04 31 32 33 34"), Ok("1234") ; "ia5: numeric")] #[test_case(&hex!("16 05 68 65 6c 6c 6f"), Ok("hello") ; "ia5: string")] #[test_case(&hex!("16 0b 68 65 6c 6c 6f 20 77 6f 72 6c 64"), Ok("hello world") ; "ia5: string with spaces")] #[test_case(&hex!("16 0b 68 65 6c 6c 6f 5c 77 6f 72 6c 64"), Ok("hello\\world") ; "ia5: string with backspace")] #[test_case(&hex!("16 0b 68 65 6c 6c 6f 2b 77 6f 72 6c 64"), Ok("hello+world") ; "ia5: string with plus")] #[test_case(&hex!("16 05 01 02 03 04 05"), Ok("\x01\x02\x03\x04\x05") ; "invalid chars")] #[test_case(&hex!("16 0d d0 bf d1 80 d0 b8 d0 b2 d0 b5 cc 81 d1 82"), Err(Err::Error(BerError::StringInvalidCharset)) ; "utf8")] fn tc_ber_ia5_string(i: &[u8], out: Result<&str, Err>) { let res = parse_ber_ia5string(i); match out { Ok(b) => { let (rem, res) = res.expect("could not parse ia5string"); assert!(rem.is_empty()); let r = res.as_str().expect("could not convert to string"); // let expected = BerObject::from_obj(BerObjectContent::Boolean(b)); pretty_assertions::assert_eq!(r, b); } Err(e) => { pretty_assertions::assert_eq!(res, Err(e)); } } } #[test_case(&hex!("1a 04 31 32 33 34"), Ok("1234") ; "visible: numeric")] #[test_case(&hex!("1a 05 68 65 6c 6c 6f"), Ok("hello") ; "visible: string")] #[test_case(&hex!("1a 0b 68 65 6c 6c 6f 20 77 6f 72 6c 64"), Ok("hello world") ; "visible: string with spaces")] #[test_case(&hex!("1a 0b 68 65 6c 6c 6f 5c 77 6f 72 6c 64"), Ok("hello\\world") ; "printable: string with backspace")] #[test_case(&hex!("1a 0b 68 65 6c 6c 6f 2b 77 6f 72 6c 64"), Ok("hello+world") ; "printable: string with plus")] #[test_case(&hex!("1a 05 01 02 03 04 05"), Err(Err::Error(BerError::StringInvalidCharset)) ; "invalid chars")] fn tc_ber_visible_string(i: &[u8], out: Result<&str, Err>) { let res = parse_ber_visiblestring(i); match out { Ok(b) => { let (rem, res) = res.expect("could not parse visiblestring"); assert!(rem.is_empty()); let r = res.as_str().expect("could not convert to string"); // let expected = BerObject::from_obj(BerObjectContent::Boolean(b)); pretty_assertions::assert_eq!(r, b); } Err(e) => { pretty_assertions::assert_eq!(res, Err(e)); } } } #[test] fn test_ber_utf8string() { let empty = &b""[..]; let bytes = [ 0x0c, 0x0a, 0x53, 0x6f, 0x6d, 0x65, 0x2d, 0x53, 0x74, 0x61, 0x74, 0x65, ]; let expected = BerObject::from_obj(BerObjectContent::UTF8String("Some-State")); assert_eq!(parse_ber_utf8string(&bytes), Ok((empty, expected))); } #[test] fn test_ber_relativeoid() { let empty = &b""[..]; let bytes = hex!("0d 04 c2 7b 03 02"); let expected = BerObject::from_obj(BerObjectContent::RelativeOID( Oid::from_relative(&[8571, 3, 2]).unwrap(), )); assert_eq!(parse_ber_relative_oid(&bytes), Ok((empty, expected))); } #[test] fn test_ber_bmpstring() { let empty = &b""[..]; let bytes = hex!("1e 08 00 55 00 73 00 65 00 72"); let expected = BerObject::from_obj(BerObjectContent::BmpString("\x00U\x00s\x00e\x00r")); assert_eq!(parse_ber_bmpstring(&bytes), Ok((empty, expected))); } #[test] fn test_ber_customtags() { let bytes = hex!("8f 02 12 34"); let hdr = ber_read_element_header(&bytes) .expect("ber_read_element_header") .1; // println!("{:?}", hdr); let expected: &[u8] = &[0x8f]; assert_eq!(hdr.raw_tag(), Some(expected)); let bytes = hex!("9f 0f 02 12 34"); let hdr = ber_read_element_header(&bytes) .expect("ber_read_element_header") .1; // println!("{:?}", hdr); let expected: &[u8] = &[0x9f, 0x0f]; assert_eq!(hdr.raw_tag(), Some(expected)); } #[test] fn test_ber_indefinite() { let bytes = hex!("30 80 02 03 01 00 01 00 00"); let (rem, val) = parse_ber_container::<_, _, BerError>(|i, _| { assert!(!i.is_empty()); let (_, val) = parse_ber_u32(i)?; Ok((i, val)) })(&bytes) .unwrap(); assert!(rem.is_empty()); assert_eq!(val, 0x10001); } #[test] fn test_ber_indefinite_recursion() { let data = &hex!( " 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 24 80 00 00" ); let _ = parse_ber_container::<_, _, BerError>(|i, _| Ok((i, ())))(data) .expect_err("max parsing depth overflow"); } #[test] fn test_parse_ber_content() { let bytes = &hex!("02 03 01 00 01"); let (i, header) = ber_read_element_header(bytes).expect("parsing failed"); let (rem, content) = parse_ber_content(header.tag())(i, &header, MAX_RECURSION).expect("parsing failed"); assert!(rem.is_empty()); assert_eq!(header.tag(), Tag::Integer); assert_eq!(content.as_u32(), Ok(0x10001)); } #[test] fn test_parse_ber_content2() { let bytes = &hex!("02 03 01 00 01"); let (i, header) = ber_read_element_header(bytes).expect("parsing failed"); let tag = header.tag(); let (rem, content) = parse_ber_content2(tag)(i, header, MAX_RECURSION).expect("parsing failed"); assert!(rem.is_empty()); assert_eq!(tag, Tag::Integer); assert_eq!(content.as_u32(), Ok(0x10001)); } #[test] fn parse_ber_private() { let bytes = &hex!("c0 03 01 00 01"); let (rem, res) = parse_ber(bytes).expect("parsing failed"); assert!(rem.is_empty()); assert!(matches!(res.content, BerObjectContent::Unknown(_))); }