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tests: adds tests to guard against issue-688

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Kevin K 2016-10-20 19:37:39 -04:00
parent 440a21cfdc
commit 637d25dde3
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GPG key ID: 17218E4B3692F01A
1 changed files with 54 additions and 1 deletions
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55
tests/help.rs
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@ -3,7 +3,7 @@ extern crate regex;
include!("../clap-test.rs");
use clap::{App, SubCommand, ErrorKind, Arg};
use clap::{App, AppSettings, SubCommand, ErrorKind, Arg};
static HELP: &'static str = "clap-test v1.4.8
Kevin K. <kbknapp@gmail.com>
@ -144,6 +144,21 @@ FLAGS:
(Defaults to something)
-V, --version Prints version information";
static ISSUE_688: &'static str = "ctest 0.1
USAGE:
ctest [OPTIONS]
FLAGS:
-h, --help Prints help information
-V, --version Prints version information
OPTIONS:
--filter <filter> Sets the filter, or sampling method, to use for interpolation when resizing the particle
images. The default is Linear (Bilinear). [values: Nearest, Linear, Cubic, Gaussian,
Lanczos3]";
#[test]
fn help_short() {
let m = App::new("test")
@ -351,3 +366,41 @@ fn old_newline_chars() {
.help("Some help with some wrapping{n}(Defaults to something)"));
test::check_err_output(app, "ctest --help", OLD_NEWLINE_CHARS, false);
}
#[test]
fn issue_688_hidden_pos_vals() {
let filter_values = ["Nearest", "Linear", "Cubic", "Gaussian", "Lanczos3"];
let app1 = App::new("ctest")
.version("0.1")
.set_term_width(120)
.setting(AppSettings::HidePossibleValuesInHelp)
.arg(Arg::with_name("filter")
.help("Sets the filter, or sampling method, to use for interpolation when resizing the particle \
images. The default is Linear (Bilinear). [values: Nearest, Linear, Cubic, Gaussian, Lanczos3]")
.long("filter")
.possible_values(&filter_values)
.takes_value(true));
test::check_err_output(app1, "ctest --help", ISSUE_688, false);
let app2 = App::new("ctest")
.version("0.1")
.set_term_width(120)
.arg(Arg::with_name("filter")
.help("Sets the filter, or sampling method, to use for interpolation when resizing the particle \
images. The default is Linear (Bilinear).")
.long("filter")
.possible_values(&filter_values)
.takes_value(true));
test::check_err_output(app2, "ctest --help", ISSUE_688, false);
let app3 = App::new("ctest")
.version("0.1")
.set_term_width(120)
.arg(Arg::with_name("filter")
.help("Sets the filter, or sampling method, to use for interpolation when resizing the particle \
images. The default is Linear (Bilinear). [values: Nearest, Linear, Cubic, Gaussian, Lanczos3]")
.long("filter")
.takes_value(true));
test::check_err_output(app3, "ctest --help", ISSUE_688, false);
}