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Streamline parser tests

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This commit is contained in:
Benjamin Sago 2017-07-26 20:33:59 +01:00
parent 2d1f462bfa
commit 45e1cb77a4
1 changed files with 34 additions and 34 deletions
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68
src/options/parser.rs
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@ -316,11 +316,11 @@ mod parse_test {
use super::*;
macro_rules! test {
($name:ident: $input:expr => $result:expr) => {
($name:ident: $inputs:expr => $result:expr) => {
#[test]
fn $name() {
let bits = $input;
let results = parse(&Args(TEST_ARGS), bits.into_iter());
let bits = $inputs.as_ref().into_iter().map(|&o| os(o)).collect::<Vec<OsString>>();
let results = parse(&Args(TEST_ARGS), bits.iter());
assert_eq!(results, $result);
}
};
@ -334,52 +334,52 @@ mod parse_test {
// Just filenames
test!(empty: [] => Ok(Matches { frees: vec![], flags: vec![] }));
test!(one_arg: [os("exa")] => Ok(Matches { frees: vec![ &os("exa") ], flags: vec![] }));
test!(empty: [] => Ok(Matches { frees: vec![], flags: vec![] }));
test!(one_arg: ["exa"] => Ok(Matches { frees: vec![ &os("exa") ], flags: vec![] }));
// Dashes and double dashes
test!(one_dash: [os("-")] => Ok(Matches { frees: vec![ &os("-") ], flags: vec![] }));
test!(two_dashes: [os("--")] => Ok(Matches { frees: vec![], flags: vec![] }));
test!(two_file: [os("--"), os("file")] => Ok(Matches { frees: vec![ &os("file") ], flags: vec![] }));
test!(two_arg_l: [os("--"), os("--long")] => Ok(Matches { frees: vec![ &os("--long") ], flags: vec![] }));
test!(two_arg_s: [os("--"), os("-l")] => Ok(Matches { frees: vec![ &os("-l") ], flags: vec![] }));
test!(one_dash: ["-"] => Ok(Matches { frees: vec![ &os("-") ], flags: vec![] }));
test!(two_dashes: ["--"] => Ok(Matches { frees: vec![], flags: vec![] }));
test!(two_file: ["--", "file"] => Ok(Matches { frees: vec![ &os("file") ], flags: vec![] }));
test!(two_arg_l: ["--", "--long"] => Ok(Matches { frees: vec![ &os("--long") ], flags: vec![] }));
test!(two_arg_s: ["--", "-l"] => Ok(Matches { frees: vec![ &os("-l") ], 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") ], flags: vec![ (Flag::Long("long"), None) ] }));
test!(long_two: [os("--long"), os("--verbose")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("long"), None), (Flag::Long("verbose"), None) ] }));
test!(long: ["--long"] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("long"), None) ] }));
test!(long_then: ["--long", "4"] => Ok(Matches { frees: vec![ &os("4") ], flags: vec![ (Flag::Long("long"), None) ] }));
test!(long_two: ["--long", "--verbose"] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("long"), None), (Flag::Long("verbose"), None) ] }));
// Long args with values
test!(bad_equals: [os("--long=equals")] => Err(ParseError::ForbiddenValue { flag: Flag::Long("long") }));
test!(no_arg: [os("--count")] => Err(ParseError::NeedsValue { flag: Flag::Long("count") }));
test!(arg_equals: [os("--count=4")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("count"), Some(&*os("4"))) ] }));
test!(arg_then: [os("--count"), os("4")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("count"), Some(&*os("4"))) ] }));
test!(bad_equals: ["--long=equals"] => Err(ParseError::ForbiddenValue { flag: Flag::Long("long") }));
test!(no_arg: ["--count"] => Err(ParseError::NeedsValue { flag: Flag::Long("count") }));
test!(arg_equals: ["--count=4"] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("count"), Some(&*os("4"))) ] }));
test!(arg_then: ["--count", "4"] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Long("count"), Some(&*os("4"))) ] }));
// Short args
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") ], 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: ["-l"] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None) ] }));
test!(short_then: ["-l", "4"] => Ok(Matches { frees: vec![ &*os("4") ], flags: vec![ (Flag::Short(b'l'), None) ] }));
test!(short_two: ["-lv"] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'v'), None) ] }));
test!(mixed: ["-v", "--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') }));
test!(short_none: [os("-c")] => Err(ParseError::NeedsValue { flag: Flag::Short(b'c') }));
test!(short_arg_eq: [os("-c=4")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'c'), Some(&*os("4"))) ] }));
test!(short_arg_then: [os("-c"), os("4")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'c'), Some(&*os("4"))) ] }));
test!(short_two_together: [os("-lctwo")] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(&*os("two"))) ] }));
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"))) ] }));
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"))) ] }));
test!(bad_short: ["-l=equals"] => Err(ParseError::ForbiddenValue { flag: Flag::Short(b'l') }));
test!(short_none: ["-c"] => Err(ParseError::NeedsValue { flag: Flag::Short(b'c') }));
test!(short_arg_eq: ["-c=4"] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'c'), Some(&*os("4"))) ] }));
test!(short_arg_then: ["-c", "4"] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'c'), Some(&*os("4"))) ] }));
test!(short_two_together: ["-lctwo"] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(&*os("two"))) ] }));
test!(short_two_equals: ["-lc=two"] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(&*os("two"))) ] }));
test!(short_two_next: ["-lc", "two"] => Ok(Matches { frees: vec![], flags: vec![ (Flag::Short(b'l'), None), (Flag::Short(b'c'), Some(&*os("two"))) ] }));
// Unknown args
test!(unknown_long: [os("--quiet")] => Err(ParseError::UnknownArgument { attempt: os("quiet") }));
test!(unknown_long_eq: [os("--quiet=shhh")] => Err(ParseError::UnknownArgument { attempt: os("quiet") }));
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' }));
test!(unknown_long: ["--quiet"] => Err(ParseError::UnknownArgument { attempt: os("quiet") }));
test!(unknown_long_eq: ["--quiet=shhh"] => Err(ParseError::UnknownArgument { attempt: os("quiet") }));
test!(unknown_short: ["-q"] => Err(ParseError::UnknownShortArgument { attempt: b'q' }));
test!(unknown_short_2nd: ["-lq"] => Err(ParseError::UnknownShortArgument { attempt: b'q' }));
test!(unknown_short_eq: ["-q=shhh"] => Err(ParseError::UnknownShortArgument { attempt: b'q' }));
test!(unknown_short_2nd_eq: ["-lq=shhh"] => Err(ParseError::UnknownShortArgument { attempt: b'q' }));
}