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Test for unknown arguments

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This commit is contained in:
Benjamin Sago 2017-07-13 10:21:10 +01:00
parent 0e944d7b74
commit e08d7fe524
1 changed files with 21 additions and 9 deletions
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30
src/options/parser.rs
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@ -236,12 +236,6 @@ mod split_test {
mod test {
use super::*;
static TEST_ARGS: &'static [Arg] = &[
Arg { short: Some(b'l'), long: "long", takes_value: TakesValue::Forbidden },
Arg { short: Some(b'v'), long: "verbose", takes_value: TakesValue::Forbidden },
Arg { short: Some(b'c'), long: "count", takes_value: TakesValue::Necessary }
];
macro_rules! test {
($name:ident: $input:expr => $result:expr) => {
#[test]
@ -253,6 +247,13 @@ mod test {
};
}
static TEST_ARGS: &'static [Arg] = &[
Arg { short: Some(b'l'), long: "long", takes_value: TakesValue::Forbidden },
Arg { short: Some(b'v'), long: "verbose", takes_value: TakesValue::Forbidden },
Arg { short: Some(b'c'), long: "count", takes_value: TakesValue::Necessary }
];
// Just filenames
test!(empty: [] => Ok(Matches { frees: vec![], flags: vec![] }));
test!(one_arg: [os("exa")] => Ok(Matches { frees: vec![ os("exa").as_os_str() ], flags: vec![] }));
@ -264,6 +265,7 @@ mod test {
test!(two_arg_l: [os("--"), os("--long")] => Ok(Matches { frees: vec![ os("--long").as_os_str() ], flags: vec![] }));
test!(two_arg_s: [os("--"), os("-l")] => Ok(Matches { frees: vec![ os("-l").as_os_str() ], flags: vec![] }));
// Long args
test!(long: [os("--long")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("long"), None) ] }));
test!(long_then: [os("--long"), os("4")] => Ok(Matches { frees: vec![ os("4").as_os_str() ], flags: vec![ (Flag::Long("long"), None) ] }));
@ -275,11 +277,12 @@ mod test {
test!(arg_equals: [os("--count=4")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("count"), Some(os("4").as_os_str())) ] }));
test!(arg_then: [os("--count"), os("4")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("count"), Some(os("4").as_os_str())) ] }));
// Short args
test!(short: [os("-l")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None) ] }));
test!(short: [os("-l")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None) ] }));
test!(short_then: [os("-l"), os("4")] => Ok(Matches { frees: vec![ os("4").as_os_str() ], flags: vec![ (Flag::Short(b'l'), None) ] }));
test!(short_two: [os("-lv")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'v'), None) ] }));
test!(mixed: [os("-v"), os("--long")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'v'), None), (Flag::Long("long"), None) ] }));
test!(short_two: [os("-lv")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'v'), None) ] }));
test!(mixed: [os("-v"), os("--long")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'v'), None), (Flag::Long("long"), None) ] }));
// Short args with values
test!(bad_short: [os("-l=equals")] => Err(ParseError::ForbiddenValue { flag: Flag::Short(b'l') }));
@ -289,4 +292,13 @@ mod test {
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())) ] }));
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())) ] }));
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())) ] }));
// Unknown args
test!(unknown_long: [os("--quiet")] => Err(ParseError::UnknownArgument { attempt: os("quiet").as_os_str() }));
test!(unknown_long_eq: [os("--quiet=shhh")] => Err(ParseError::UnknownArgument { attempt: os("quiet").as_os_str() }));
test!(unknown_short: [os("-q")] => Err(ParseError::UnknownShortArgument { attempt: b'q' }));
test!(unknown_short_2nd: [os("-lq")] => Err(ParseError::UnknownShortArgument { attempt: b'q' }));
test!(unknown_short_eq: [os("-q=shhh")] => Err(ParseError::UnknownShortArgument { attempt: b'q' }));
test!(unknown_short_2nd_eq: [os("-lq=shhh")] => Err(ParseError::UnknownShortArgument { attempt: b'q' }));
}