mirror of
https://github.com/uutils/coreutils
synced 2024-12-19 17:43:52 +00:00
99b39e4237
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
36 lines
858 B
Rust
36 lines
858 B
Rust
use common::util::*;
|
|
|
|
static UTIL_NAME: &'static str = "expr";
|
|
fn new_ucmd() -> UCommand {
|
|
TestScenario::new(UTIL_NAME).ucmd()
|
|
}
|
|
|
|
#[test]
|
|
fn test_simple_arithmetic() {
|
|
new_ucmd().args(&["1", "+", "1"]).run().stdout_is("2\n");
|
|
|
|
new_ucmd().args(&["1", "-", "1"]).run().stdout_is("0\n");
|
|
|
|
new_ucmd().args(&["3", "*", "2"]).run().stdout_is("6\n");
|
|
|
|
new_ucmd().args(&["4", "/", "2"]).run().stdout_is("2\n");
|
|
}
|
|
|
|
#[test]
|
|
fn test_parenthesis() {
|
|
new_ucmd().args(&["(", "1", "+", "1", ")", "*", "2"]).run().stdout_is("4\n");
|
|
}
|
|
|
|
#[test]
|
|
fn test_or() {
|
|
new_ucmd().args(&["0", "|", "foo"]).run().stdout_is("foo\n");
|
|
|
|
new_ucmd().args(&["foo", "|", "bar"]).run().stdout_is("foo\n");
|
|
}
|
|
|
|
#[test]
|
|
fn test_and() {
|
|
new_ucmd().args(&["foo", "&", "1"]).run().stdout_is("foo\n");
|
|
|
|
new_ucmd().args(&["", "&", "1"]).run().stdout_is("0\n");
|
|
}
|