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https://github.com/Llewellynvdm/exa.git
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Macroify parser tests
This commit is contained in:
Benjamin Sago
parent
c9f6c45040
commit
0e944d7b74
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@ -242,178 +242,51 @@ mod test {
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Arg { short: Some(b'c'), long: "count", takes_value: TakesValue::Necessary }
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];
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#[test]
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fn empty() {
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let bits = [ ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![] }))
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macro_rules! test {
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($name:ident: $input:expr => $result:expr) => {
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#[test]
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fn $name() {
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let bits = $input;
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, $result);
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}
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};
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}
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#[test]
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fn filename() {
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let bits = [ os("exa") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![ os("exa").as_os_str() ], flags: vec![] }))
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}
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// Just filenames
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test!(empty: [] => Ok(Matches { frees: vec![], flags: vec![] }));
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test!(one_arg: [os("exa")] => Ok(Matches { frees: vec![ os("exa").as_os_str() ], flags: vec![] }));
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#[test]
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fn the_dashes_do_nothing() {
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let bits = [ os("--") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![] }))
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}
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// Dashes and double dashes
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test!(one_dash: [os("-")] => Ok(Matches { frees: vec![ os("-").as_os_str() ], flags: vec![] }));
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test!(two_dashes: [os("--")] => Ok(Matches { frees: vec![], flags: vec![] }));
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test!(two_file: [os("--"), os("file")] => Ok(Matches { frees: vec![ os("file").as_os_str() ], flags: vec![] }));
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test!(two_arg_l: [os("--"), os("--long")] => Ok(Matches { frees: vec![ os("--long").as_os_str() ], flags: vec![] }));
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test!(two_arg_s: [os("--"), os("-l")] => Ok(Matches { frees: vec![ os("-l").as_os_str() ], flags: vec![] }));
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#[test]
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fn but_just_one_does() {
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let bits = [ os("-") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![ os("-").as_os_str() ], flags: vec![] }))
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}
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// Long args
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test!(long: [os("--long")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("long"), None) ] }));
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test!(long_then: [os("--long"), os("4")] => Ok(Matches { frees: vec![ os("4").as_os_str() ], flags: vec![ (Flag::Long("long"), None) ] }));
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test!(long_two: [os("--long"), os("--verbose")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("long"), None), (Flag::Long("verbose"), None) ] }));
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// Long args with values
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test!(bad_equals: [os("--long=equals")] => Err(ParseError::ForbiddenValue { flag: Flag::Long("long") }));
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test!(no_arg: [os("--count")] => Err(ParseError::NeedsValue { flag: Flag::Long("count") }));
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test!(arg_equals: [os("--count=4")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("count"), Some(os("4").as_os_str())) ] }));
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test!(arg_then: [os("--count"), os("4")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("count"), Some(os("4").as_os_str())) ] }));
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// Short args
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test!(short: [os("-l")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None) ] }));
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test!(short_then: [os("-l"), os("4")] => Ok(Matches { frees: vec![ os("4").as_os_str() ], flags: vec![ (Flag::Short(b'l'), None) ] }));
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test!(short_two: [os("-lv")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'v'), None) ] }));
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test!(mixed: [os("-v"), os("--long")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'v'), None), (Flag::Long("long"), None) ] }));
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// ----- long args --------
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#[test]
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fn as_filename() {
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let bits = [ os("--"), os("--long") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![os("--long").as_os_str() ], flags: vec![] }))
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}
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#[test]
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fn long() {
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let bits = [ os("--long") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("long"), None) ] }))
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}
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#[test]
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fn long_equals() {
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let bits = [ os("--long=equals") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Err(ParseError::ForbiddenValue { flag: Flag::Long("long") }))
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}
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#[test]
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fn no_arg_separate() {
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let bits = [ os("--long"), os("4") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![ os("4").as_os_str() ], flags: vec![ (Flag::Long("long"), None) ] }))
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}
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#[test]
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fn two_long_flags() {
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let bits = [ os("--long"), os("--verbose") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("long"), None), (Flag::Long("verbose"), None) ] }))
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}
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#[test]
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fn no_arg_given() {
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let bits = [ os("--count") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Err(ParseError::NeedsValue { flag: Flag::Long("count") }))
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}
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#[test]
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fn arg_equals() {
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let bits = [ os("--count=4") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("count"), Some(os("4").as_os_str())) ] }))
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}
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#[test]
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fn arg_separate() {
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let bits = [ os("--count"), os("4") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("count"), Some(os("4").as_os_str())) ] }))
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}
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// ----- short args --------
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#[test]
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fn short_as_filename() {
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let bits = [ os("--"), os("-l") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![os("-l").as_os_str() ], flags: vec![] }))
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}
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#[test]
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fn short_long() {
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let bits = [ os("-l") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None) ] }))
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}
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#[test]
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fn short_long_equals() {
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let bits = [ os("-l=equals") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Err(ParseError::ForbiddenValue { flag: Flag::Short(b'l') }))
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}
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#[test]
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fn short_no_arg_separate() {
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let bits = [ os("-l"), os("4") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![ os("4").as_os_str() ], flags: vec![ (Flag::Short(b'l'), None) ] }))
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}
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#[test]
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fn short_no_arg_given() {
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let bits = [ os("-c") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Err(ParseError::NeedsValue { flag: Flag::Short(b'c') }))
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}
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#[test]
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fn short_arg_equals() {
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let bits = [ os("-c=4") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'c'), Some(os("4").as_os_str())) ] }))
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}
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#[test]
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fn short_arg_separate() {
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let bits = [ os("-c"), os("4") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'c'), Some(os("4").as_os_str())) ] }))
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}
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#[test]
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fn two_short_flags() {
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let bits = [ os("-lv") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'v'), None) ] }))
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}
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#[test]
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fn two_short_flags_nothing() {
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let bits = [ os("-lctwo") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(os("two").as_os_str())) ] }))
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}
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#[test]
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fn two_short_flags_equals() {
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let bits = [ os("-lc=two") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(os("two").as_os_str())) ] }))
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}
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#[test]
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fn two_short_flags_next() {
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let bits = [ os("-lc"), os("two") ];
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let results = parse(Args(TEST_ARGS), &bits);
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assert_eq!(results, Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(os("two").as_os_str())) ] }))
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}
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// Short args with values
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test!(bad_short: [os("-l=equals")] => Err(ParseError::ForbiddenValue { flag: Flag::Short(b'l') }));
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test!(short_none: [os("-c")] => Err(ParseError::NeedsValue { flag: Flag::Short(b'c') }));
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test!(short_arg_eq: [os("-c=4")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'c'), Some(os("4").as_os_str())) ] }));
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test!(short_arg_then: [os("-c"), os("4")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'c'), Some(os("4").as_os_str())) ] }));
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test!(short_two_together: [os("-lctwo")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(os("two").as_os_str())) ] }));
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test!(short_two_equals: [os("-lc=two")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(os("two").as_os_str())) ] }));
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test!(short_two_next: [os("-lc"), os("two")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(os("two").as_os_str())) ] }));
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}
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