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tests/tail: Add system tests for ---presume-input-pipe

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This commit is contained in:
Joining7943 2022-09-20 23:08:48 +02:00
parent fa8eaf3080
commit c32d61dcfb
2 changed files with 75 additions and 7 deletions
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76
tests/by-util/test_tail.rs
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@ -7,10 +7,9 @@
// spell-checker:ignore (libs) kqueue
// spell-checker:ignore (jargon) tailable untailable
// TODO: add tests for presume_input_pipe
extern crate tail;
use crate::common::random::*;
use crate::common::util::*;
use std::char::from_digit;
#[cfg(unix)]
@ -2516,7 +2515,6 @@ fn test_illegal_seek() {
#[cfg(all(not(target_os = "android"), not(target_os = "windows")))] // FIXME: See https://github.com/uutils/coreutils/issues/3881
mod pipe_tests {
use super::*;
use crate::common::random::*;
use rand::distributions::Alphanumeric;
use tail::chunks::BUFFER_SIZE as CHUNK_BUFFER_SIZE;
@ -3251,3 +3249,75 @@ fn test_seek_bytes_forward_outside_file() {
.run()
.stdout_is("");
}
// Some basic tests for ---presume-input-pipe. These tests build upon the
// debug_assert in bounded tail to detect that we're using the bounded_tail in
// case the option is given on command line.
#[cfg(all(not(target_os = "android"), not(target_os = "windows")))] // FIXME:
#[test]
fn test_args_when_presume_input_pipe_given_input_is_pipe() {
let random_string = RandomString::generate(AlphanumericNewline, 1000);
let random_string = random_string.as_str();
new_ucmd!()
.args(&["---presume-input-pipe", "-c", "-0"])
.pipe_in(random_string)
.ignore_stdin_write_error()
.succeeds()
.no_stdout()
.no_stderr();
new_ucmd!()
.args(&["---presume-input-pipe", "-c", "+0"])
.pipe_in(random_string)
.ignore_stdin_write_error()
.succeeds()
.stdout_only(random_string);
new_ucmd!()
.args(&["---presume-input-pipe", "-n", "-0"])
.pipe_in(random_string)
.ignore_stdin_write_error()
.succeeds()
.no_stdout()
.no_stderr();
new_ucmd!()
.args(&["---presume-input-pipe", "-n", "+0"])
.pipe_in(random_string)
.ignore_stdin_write_error()
.succeeds()
.stdout_only(random_string);
}
#[test]
fn test_args_when_presume_input_pipe_given_input_is_file() {
let random_string = RandomString::generate(AlphanumericNewline, 1000);
let random_string = random_string.as_str();
let ts = TestScenario::new(util_name!());
let at = &ts.fixtures;
at.write("data", random_string);
ts.ucmd()
.args(&["---presume-input-pipe", "-c", "-0", "data"])
.succeeds()
.no_stdout()
.no_stderr();
ts.ucmd()
.args(&["---presume-input-pipe", "-c", "+0", "data"])
.succeeds()
.stdout_only(random_string);
ts.ucmd()
.args(&["---presume-input-pipe", "-n", "-0", "data"])
.succeeds()
.no_stdout()
.no_stderr();
ts.ucmd()
.args(&["---presume-input-pipe", "-n", "+0", "data"])
.succeeds()
.stdout_only(random_string);
}