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https://github.com/clap-rs/clap
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tests: rewrote test for multiple occurrences
This commit is contained in:
Alexander Kuvaev
parent
7cb5e7f3f5
commit
133a26c2fb
1 changed files with 56 additions and 147 deletions
203
src/lib.rs
203
src/lib.rs
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@ -964,156 +964,65 @@ mod tests {
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]);
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]);
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}
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}
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fn run_app_test(test: Vec<&'static str>) -> Vec<String> {
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#[test]
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let m_val_names = ["one", "two"];
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fn multiple_occurrences_of_flags_long() {
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let args = "-o --option=[opt]... 'tests options'
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let m = App::new("multiple_occurrences")
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[positional] 'tests positionals'";
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.arg(Arg::from_usage("--multflag 'allowed multiple flag'")
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let opt3_vals = ["fast", "slow"];
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.multiple(true))
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let pos3_vals = ["vi", "emacs"];
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.arg(Arg::from_usage("--flag 'disallowed multiple flag'"))
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let matches = App::new("claptests")
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.get_matches_from(vec![
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// Test version from Cargo.toml
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"",
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.version(&crate_version!()[..])
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"--multflag",
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.about("tests clap library")
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"--flag",
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.author("Kevin K. <kbknapp@gmail.com>")
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"--multflag"
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.args_from_usage(args)
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]);
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.arg(Arg::from_usage("-f --flag... 'tests flags'")
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assert!(m.is_present("multflag"));
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.global(true))
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assert_eq!(m.occurrences_of("multflag"), 2);
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.args(vec![
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assert!(m.is_present("flag"));
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Arg::from_usage("[flag2] -F 'tests flags with exclusions'").conflicts_with("flag").requires("option2"),
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assert_eq!(m.occurrences_of("flag"), 1)
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Arg::from_usage("--long-option-2 [option2] 'tests long options with exclusions'").conflicts_with("option").requires("positional2"),
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Arg::from_usage("[positional2] 'tests positionals with exclusions'"),
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Arg::from_usage("-O --Option [option3] 'tests options with specific value sets'").possible_values(&opt3_vals),
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Arg::from_usage("[positional3]... 'tests positionals with specific values'").possible_values(&pos3_vals),
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Arg::from_usage("--multvals [multvals] 'Tests mutliple values, not mult occs'").value_names(&m_val_names),
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Arg::from_usage("--multvalsmo [multvalsmo]... 'Tests mutliple values, not mult occs'").value_names(&m_val_names),
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Arg::from_usage("--minvals2 [minvals]... 'Tests 2 min vals'").min_values(2),
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Arg::from_usage("--maxvals3 [maxvals]... 'Tests 3 max vals'").max_values(3)
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])
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.subcommand(SubCommand::with_name("subcmd")
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.about("tests subcommands")
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.version("0.1")
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.author("Kevin K. <kbknapp@gmail.com>")
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.arg_from_usage("-o --option [scoption]... 'tests options'")
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.arg_from_usage("[scpositional] 'tests positionals'"))
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.get_matches_from(test);
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let mut result = Vec::<String>::new();
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if matches.is_present("flag") {
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result.push(format!("flag present {} times", matches.occurrences_of("flag")));
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} else {
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result.push(format!("flag NOT present"));
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}
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if matches.is_present("opt") {
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if let Some(v) = matches.value_of("opt") {
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result.push(format!("option present {} times with value: {}",matches.occurrences_of("opt"), v));
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}
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if let Some(ref ov) = matches.values_of("opt") {
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for o in ov {
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result.push(format!("An option: {}", o));
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}
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}
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} else {
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result.push(format!("option NOT present"));
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}
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if let Some(p) = matches.value_of("positional") {
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result.push(format!("positional present with value: {}", p));
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} else {
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result.push(format!("positional NOT present"));
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}
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if matches.is_present("flag2") {
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result.push(format!("flag2 present"));
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result.push(format!("option2 present with value of: {}", matches.value_of("option2").unwrap()));
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result.push(format!("positional2 present with value of: {}", matches.value_of("positional2").unwrap()));
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} else {
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result.push(format!("flag2 NOT present"));
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result.push(format!("option2 maybe present with value of: {}", matches.value_of("option2").unwrap_or("Nothing")));
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result.push(format!("positional2 maybe present with value of: {}", matches.value_of("positional2").unwrap_or("Nothing")));
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}
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match matches.value_of("option3").unwrap_or("") {
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"fast" => result.push(format!("option3 present quickly")),
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"slow" => result.push(format!("option3 present slowly")),
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_ => result.push(format!("option3 NOT present"))
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}
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match matches.value_of("positional3").unwrap_or("") {
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"vi" => result.push(format!("positional3 present in vi mode")),
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"emacs" => result.push(format!("positional3 present in emacs mode")),
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_ => result.push(format!("positional3 NOT present"))
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}
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if matches.is_present("opt") {
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if let Some(v) = matches.value_of("opt") {
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result.push(format!("option present {} times with value: {}",matches.occurrences_of("opt"), v));
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}
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if let Some(ref ov) = matches.values_of("opt") {
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for o in ov {
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result.push(format!("An option: {}", o));
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}
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}
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} else {
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result.push(format!("option NOT present"));
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}
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if let Some(p) = matches.value_of("positional") {
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result.push(format!("positional present with value: {}", p));
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} else {
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result.push(format!("positional NOT present"));
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}
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if matches.is_present("subcmd") {
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result.push(format!("subcmd present"));
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if let Some(matches) = matches.subcommand_matches("subcmd") {
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if matches.is_present("flag") {
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result.push(format!("flag present {} times", matches.occurrences_of("flag")));
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} else {
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result.push(format!("flag NOT present"));
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}
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if matches.is_present("scoption") {
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if let Some(v) = matches.value_of("scoption") {
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result.push(format!("scoption present with value: {}", v));
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}
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if let Some(ref ov) = matches.values_of("scoption") {
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for o in ov {
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result.push(format!("An scoption: {}", o));
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}
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}
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} else {
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result.push(format!("scoption NOT present"));
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}
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if let Some(p) = matches.value_of("scpositional") {
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result.push(format!("scpositional present with value: {}", p));
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}
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}
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} else {
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result.push(format!("subcmd NOT present"));
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}
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result
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}
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}
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#[test]
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#[test]
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fn multiple_occurrences_of_flags() {
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fn multiple_occurrences_of_flags_short() {
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assert_eq!(run_app_test(vec!["","value","--flag","--flag","-o", "some"]),
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let m = App::new("multiple_occurrences")
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vec!["flag present 2 times",
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.arg(Arg::from_usage("-m --multflag 'allowed multiple flag'")
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"option present 1 times with value: some",
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.multiple(true))
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"An option: some",
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.arg(Arg::from_usage("-f --flag 'disallowed multiple flag'"))
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"positional present with value: value",
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.get_matches_from(vec![
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"flag2 NOT present",
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"",
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"option2 maybe present with value of: Nothing",
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"-m",
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"positional2 maybe present with value of: Nothing",
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"-f",
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"option3 NOT present",
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"-m"
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"positional3 NOT present",
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]);
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"option present 1 times with value: some",
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assert!(m.is_present("multflag"));
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"An option: some",
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assert_eq!(m.occurrences_of("multflag"), 2);
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"positional present with value: value",
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assert!(m.is_present("flag"));
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"subcmd NOT present"
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assert_eq!(m.occurrences_of("flag"), 1);
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]);
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}
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#[test]
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fn multiple_occurrences_of_flags_mixed() {
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let m = App::new("multiple_occurrences")
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.arg(Arg::from_usage("-m, --multflag1 'allowed multiple flag'")
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.multiple(true))
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.arg(Arg::from_usage("-n, --multflag2 'another allowed multiple flag'")
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.multiple(true))
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.arg(Arg::from_usage("-f, --flag 'disallowed multiple flag'"))
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.get_matches_from(vec![
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"",
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"-m",
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"-f",
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"-n",
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"--multflag1",
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"-m",
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"--multflag2"
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]);
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assert!(m.is_present("multflag1"));
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assert_eq!(m.occurrences_of("multflag1"), 3);
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assert!(m.is_present("multflag2"));
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assert_eq!(m.occurrences_of("multflag2"), 2);
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assert!(m.is_present("flag"));
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assert_eq!(m.occurrences_of("flag"), 1);
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}
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}
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#[test]
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#[test]
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