coreutils/tests/test_unexpand.rs
Nathan Ross 99b39e4237 tests: normalize around chaining asserts
Although for some tests this adds characters
we still use them there because the
brevity cost is now worth the benefit in
terms of instant, natural-language readability
and recognizability for people not familiar
with this tests of this module or even the project
2016-08-13 17:59:21 -04:00

116 lines
3.1 KiB
Rust

use common::util::*;
static UTIL_NAME: &'static str = "unexpand";
fn new_ucmd() -> UCommand {
TestScenario::new(UTIL_NAME).ucmd()
}
#[test]
fn unexpand_init_0() {
new_ucmd()
.args(&["-t4"]).pipe_in(" 1\n 2\n 3\n 4\n")
.run().stdout_is(" 1\n 2\n 3\n\t4\n");
}
#[test]
fn unexpand_init_1() {
new_ucmd()
.args(&["-t4"]).pipe_in(" 5\n 6\n 7\n 8\n")
.run().stdout_is("\t 5\n\t 6\n\t 7\n\t\t8\n");
}
#[test]
fn unexpand_init_list_0() {
new_ucmd()
.args(&["-t2,4"]).pipe_in(" 1\n 2\n 3\n 4\n")
.run().stdout_is(" 1\n\t2\n\t 3\n\t\t4\n");
}
#[test]
fn unexpand_init_list_1() {
// Once the list is exhausted, spaces are not converted anymore
new_ucmd()
.args(&["-t2,4"]).pipe_in(" 5\n 6\n 7\n 8\n")
.run().stdout_is("\t\t 5\n\t\t 6\n\t\t 7\n\t\t 8\n");
}
#[test]
fn unexpand_aflag_0() {
new_ucmd()
.args(&["--"]).pipe_in("e E\nf F\ng G\nh H\n")
.run().stdout_is("e E\nf F\ng G\nh H\n");
}
#[test]
fn unexpand_aflag_1() {
new_ucmd()
.args(&["-a"]).pipe_in("e E\nf F\ng G\nh H\n")
.run().stdout_is("e E\nf F\ng\tG\nh\t H\n");
}
#[test]
fn unexpand_aflag_2() {
new_ucmd()
.args(&["-t8"]).pipe_in("e E\nf F\ng G\nh H\n")
.run().stdout_is("e E\nf F\ng\tG\nh\t H\n");
}
#[test]
fn unexpand_first_only_0() {
new_ucmd()
.args(&["-t3"]).pipe_in(" A B")
.run().stdout_is("\t\t A\t B");
}
#[test]
fn unexpand_first_only_1() {
new_ucmd()
.args(&["-t3", "--first-only"]).pipe_in(" A B")
.run().stdout_is("\t\t A B");
}
#[test]
fn unexpand_trailing_space_0() {
// evil
// Individual spaces before fields starting with non blanks should not be
// converted, unless they are at the beginning of the line.
new_ucmd()
.args(&["-t4"]).pipe_in("123 \t1\n123 1\n123 \n123 ")
.run().stdout_is("123\t\t1\n123 1\n123 \n123 ");
}
#[test]
fn unexpand_trailing_space_1() {
// super evil
new_ucmd()
.args(&["-t1"]).pipe_in(" abc d e f g ")
.run().stdout_is("\tabc d e\t\tf\t\tg ");
}
#[test]
fn unexpand_spaces_follow_tabs_0() {
// The two first spaces can be included into the first tab.
new_ucmd()
.pipe_in(" \t\t A")
.run().stdout_is("\t\t A");
}
#[test]
fn unexpand_spaces_follow_tabs_1() {
// evil
// Explanation of what is going on here:
// 'a' -> 'a' // first tabstop (1)
// ' \t' -> '\t' // second tabstop (4)
// ' ' -> '\t' // third tabstop (5)
// ' B \t' -> ' B \t' // after the list is exhausted, nothing must change
new_ucmd()
.args(&["-t1,4,5"]).pipe_in("a \t B \t")
.run().stdout_is("a\t\t B \t");
}
#[test]
fn unexpand_spaces_after_fields() {
new_ucmd()
.args(&["-a"]).pipe_in(" \t A B C D A\t\n")
.run().stdout_is("\t\tA B C D\t\t A\t\n");
}