tests: refactors the tests for propagating global values and flags as well as adds some tests for default values and flags

This commit is contained in:
Kevin K 2017-10-23 21:27:29 -04:00
parent 0d6cd6e7d9
commit cbd09c7fec
No known key found for this signature in database
GPG key ID: 17218E4B3692F01A

View file

@ -4,35 +4,27 @@ extern crate regex;
#[cfg(test)]
mod tests {
include!("../clap-test.rs");
use clap::{App, Arg, SubCommand, AppSettings, ArgMatches};
use clap::{App, Arg, SubCommand, ArgMatches};
fn get_global_arg() -> Arg<'static, 'static> {
Arg::with_name("GLOBAL_ARG")
fn get_app() -> App<'static, 'static> {
App::new("myprog")
.arg(Arg::with_name("GLOBAL_ARG")
.long("global-arg")
.help(
"Specifies something needed by the subcommands",
)
.global(true)
.takes_value(true)
}
fn get_global_flag() -> Arg<'static, 'static> {
Arg::with_name("GLOBAL_FLAG")
.default_value("default_value"))
.arg(Arg::with_name("GLOBAL_FLAG")
.long("global-flag")
.help(
"Specifies something needed by the subcommands",
)
.global(true)
}
fn get_app() -> App<'static, 'static> {
App::new("myprog")
.global_setting(AppSettings::PropagateGlobalValuesDown)
}
fn get_subcommands() -> App<'static, 'static> {
SubCommand::with_name("outer")
.subcommand(SubCommand::with_name("inner"))
.multiple(true)
.global(true))
.subcommand(SubCommand::with_name("outer")
.subcommand(SubCommand::with_name("inner")))
}
fn get_matches(app: App<'static, 'static>, argv: &'static str) -> ArgMatches<'static> {
@ -59,6 +51,10 @@ mod tests {
get_outer_matches(m).value_of("GLOBAL_ARG") == val.into()
}
fn top_can_access_flag(m: &ArgMatches<'static>, present: bool, occurrences: u64) -> bool {
(m.is_present("GLOBAL_FLAG") == present) && (m.occurrences_of("GLOBAL_FLAG") == occurrences)
}
fn inner_can_access_flag(m: &ArgMatches<'static>, present: bool, occurrences: u64) -> bool {
let m = get_inner_matches(m);
(m.is_present("GLOBAL_FLAG") == present) && (m.occurrences_of("GLOBAL_FLAG") == occurrences)
@ -70,12 +66,8 @@ mod tests {
}
#[test]
fn global_arg_defined_top_level_used_top_level() {
let app = get_app()
.arg(get_global_arg())
.subcommand(get_subcommands());
let m = get_matches(app, "myprog --global-arg=some_value outer inner");
fn global_arg_used_top_level() {
let m = get_matches(get_app(), "myprog --global-arg=some_value outer inner");
assert!(top_can_access_arg(&m, "some_value"));
assert!(inner_can_access_arg(&m, "some_value"));
@ -83,12 +75,8 @@ mod tests {
}
#[test]
fn global_arg_defined_top_level_used_outer() {
let app = get_app()
.arg(get_global_arg())
.subcommand(get_subcommands());
let m = get_matches(app, "myprog outer --global-arg=some_value inner");
fn global_arg_used_outer() {
let m = get_matches(get_app(), "myprog outer --global-arg=some_value inner");
assert!(top_can_access_arg(&m, "some_value"));
assert!(inner_can_access_arg(&m, "some_value"));
@ -96,54 +84,65 @@ mod tests {
}
#[test]
fn global_arg_defined_top_level_used_inner() {
let app = get_app()
.arg(get_global_arg())
.subcommand(get_subcommands());
fn global_arg_used_inner() {
let m = get_matches(get_app(), "myprog outer inner --global-arg=some_value");
let m = get_matches(app, "myprog outer inner --global-arg=some_value");
assert!(top_can_access_arg(&m, "some_value"), "{:?}", m);
assert!(top_can_access_arg(&m, "some_value"));
assert!(inner_can_access_arg(&m, "some_value"));
assert!(outer_can_access_arg(&m, "some_value"));
}
// #[test]
// fn global_arg_defined_nested_used_top_level() {
// let app = get_app()
// .subcommand(get_subcommands()
// .arg(get_global_arg()));
#[test]
fn global_arg_default_value() {
let m = get_matches(get_app(), "myprog outer inner");
// let m = get_matches(app, "myprog --global-arg=some_value outer inner");
// assert!(top_can_access_arg(&m, "some_value"));
// assert!(inner_can_access_arg(&m, "some_value"));
// assert!(outer_can_access_arg(&m, "some_value"));
// }
// #[test]
// fn global_arg_defined_nested_used_outer() {
// let app = get_app()
// .subcommand(get_subcommands()
// .arg(get_global_arg()));
// let m = get_matches(app, "myprog outer --global-arg=some_value inner");
// assert!(top_can_access_arg(&m, "some_value"));
// assert!(inner_can_access_arg(&m, "some_value"));
// assert!(outer_can_access_arg(&m, "some_value"));
// }
// #[test]
// fn global_arg_defined_nested_used_inner() {
// let app = get_app()
// .subcommand(get_subcommands()
// .arg(get_global_arg()));
// let m = get_matches(app, "myprog outer inner --global-arg=some_value");
// assert!(top_can_access_arg(&m, "some_value"));
// assert!(inner_can_access_arg(&m, "some_value"));
// assert!(outer_can_access_arg(&m, "some_value"));
// }
assert!(top_can_access_arg(&m, "default_value"));
assert!(inner_can_access_arg(&m, "default_value"));
assert!(outer_can_access_arg(&m, "default_value"));
}
#[test]
fn global_flag_used_top_level() {
let m = get_matches(get_app(), "myprog --global-flag outer inner");
assert!(top_can_access_flag(&m, true, 1));
assert!(inner_can_access_flag(&m, true, 1));
assert!(outer_can_access_flag(&m, true, 1));
}
#[test]
fn global_flag_used_outer() {
let m = get_matches(get_app(), "myprog outer --global-flag inner");
assert!(top_can_access_flag(&m, true, 1));
assert!(inner_can_access_flag(&m, true, 1));
assert!(outer_can_access_flag(&m, true, 1));
}
#[test]
fn global_flag_used_inner() {
let m = get_matches(get_app(), "myprog outer inner --global-flag");
assert!(top_can_access_flag(&m, true, 1));
assert!(inner_can_access_flag(&m, true, 1));
assert!(outer_can_access_flag(&m, true, 1));
}
#[test]
fn global_flag_2x_used_top_level() {
let m = get_matches(get_app(), "myprog --global-flag --global-flag outer inner");
assert!(top_can_access_flag(&m, true, 2));
assert!(inner_can_access_flag(&m, true, 2));
assert!(outer_can_access_flag(&m, true, 2));
}
#[test]
fn global_flag_2x_used_inner() {
let m = get_matches(get_app(), "myprog outer inner --global-flag --global-flag");
assert!(top_can_access_flag(&m, true, 2));
assert!(inner_can_access_flag(&m, true, 2));
assert!(outer_can_access_flag(&m, true, 2));
}
}