mirror of
https://github.com/uutils/coreutils
synced 2024-12-14 23:32:39 +00:00
536 lines
15 KiB
Rust
536 lines
15 KiB
Rust
// This file is part of the uutils coreutils package.
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//
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// For the full copyright and license information, please view the LICENSE
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// file that was distributed with this source code.
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use crate::common::util::TestScenario;
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use regex::Regex;
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#[cfg(target_os = "linux")]
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use std::fmt::Write;
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// tests for basic tee functionality.
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// inspired by:
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// https://github.com/coreutils/coreutils/tests/misc/tee.sh
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// spell-checker:ignore nopipe
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#[test]
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fn test_invalid_arg() {
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new_ucmd!().arg("--definitely-invalid").fails().code_is(1);
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}
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#[test]
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fn test_short_help_is_long_help() {
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// I can't believe that this test is necessary.
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let help_short = new_ucmd!()
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.arg("-h")
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.succeeds()
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.no_stderr()
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.stdout_str()
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.to_owned();
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new_ucmd!()
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.arg("--help")
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.succeeds()
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.no_stderr()
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.stdout_is(help_short);
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}
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#[test]
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fn test_tee_processing_multiple_operands() {
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// POSIX says: "Processing of at least 13 file operands shall be supported."
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let content = "tee_sample_content";
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for n in [1, 2, 12, 13] {
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let files = (1..=n).map(|x| x.to_string()).collect::<Vec<_>>();
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let (at, mut ucmd) = at_and_ucmd!();
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ucmd.args(&files)
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.pipe_in(content)
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.succeeds()
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.stdout_is(content);
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for file in &files {
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assert!(at.file_exists(file));
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assert_eq!(at.read(file), content);
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}
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}
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}
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#[test]
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fn test_tee_treat_minus_as_filename() {
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// Ensure tee treats '-' as the name of a file, as mandated by POSIX.
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let (at, mut ucmd) = at_and_ucmd!();
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let content = "tee_sample_content";
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let file = "-";
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ucmd.arg("-").pipe_in(content).succeeds().stdout_is(content);
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assert!(at.file_exists(file));
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assert_eq!(at.read(file), content);
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}
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#[test]
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fn test_tee_append() {
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let (at, mut ucmd) = at_and_ucmd!();
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let content = "tee_sample_content";
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let file = "tee_out";
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at.touch(file);
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at.write(file, content);
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assert_eq!(at.read(file), content);
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ucmd.arg("-a")
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.arg(file)
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.pipe_in(content)
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.succeeds()
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.stdout_is(content);
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assert!(at.file_exists(file));
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assert_eq!(at.read(file), content.repeat(2));
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}
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#[test]
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#[cfg(target_os = "linux")]
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fn test_tee_no_more_writeable_1() {
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// equals to 'tee /dev/full out2 <multi_read' call
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let (at, mut ucmd) = at_and_ucmd!();
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let content = (1..=10).fold(String::new(), |mut output, x| {
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writeln!(output, "{x}").unwrap();
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output
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});
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let file_out = "tee_file_out";
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ucmd.arg("/dev/full")
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.arg(file_out)
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.pipe_in(&content[..])
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.fails()
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.stdout_contains(&content)
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.stderr_contains("No space left on device");
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assert_eq!(at.read(file_out), content);
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}
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#[test]
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fn test_readonly() {
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let (at, mut ucmd) = at_and_ucmd!();
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let content_tee = "hello";
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let content_file = "world";
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let file_out = "tee_file_out";
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let writable_file = "tee_file_out2";
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at.write(file_out, content_file);
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at.set_readonly(file_out);
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ucmd.arg(file_out)
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.arg(writable_file)
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.pipe_in(content_tee)
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.ignore_stdin_write_error()
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.fails()
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.stdout_is(content_tee)
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// Windows says "Access is denied" for some reason.
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.stderr_matches(&Regex::new("(Permission|Access is) denied").unwrap());
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assert_eq!(at.read(file_out), content_file);
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assert_eq!(at.read(writable_file), content_tee);
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}
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#[test]
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#[cfg(target_os = "linux")]
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fn test_tee_no_more_writeable_2() {
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// should be equals to 'tee out1 out2 >/dev/full <multi_read' call
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// but currently there is no way to redirect stdout to /dev/full
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// so this test is disabled
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let (_at, mut ucmd) = at_and_ucmd!();
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let _content = (1..=10).fold(String::new(), |mut output, x| {
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let _ = writeln!(output, "{x}");
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output
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});
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let file_out_a = "tee_file_out_a";
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let file_out_b = "tee_file_out_b";
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let _result = ucmd
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.arg(file_out_a)
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.arg(file_out_b)
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.pipe_in("/dev/full")
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.succeeds(); // TODO: expected to succeed currently; change to fails() when required
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// TODO: comment in after https://github.com/uutils/coreutils/issues/1805 is fixed
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// assert_eq!(at.read(file_out_a), content);
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// assert_eq!(at.read(file_out_b), content);
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// assert!(result.stderr.contains("No space left on device"));
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}
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#[cfg(target_os = "linux")]
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mod linux_only {
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use crate::common::util::{AtPath, TestScenario, UCommand};
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use std::fmt::Write;
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use std::fs::File;
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use std::process::{Output, Stdio};
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fn make_broken_pipe() -> File {
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use libc::c_int;
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use std::os::unix::io::FromRawFd;
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let mut fds: [c_int; 2] = [0, 0];
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assert!(
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(unsafe { libc::pipe(&mut fds as *mut c_int) } == 0),
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"Failed to create pipe"
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);
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// Drop the read end of the pipe
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let _ = unsafe { File::from_raw_fd(fds[0]) };
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// Make the write end of the pipe into a Rust File
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unsafe { File::from_raw_fd(fds[1]) }
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}
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fn run_tee(proc: &mut UCommand) -> (String, Output) {
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let content = (1..=100_000).fold(String::new(), |mut output, x| {
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let _ = writeln!(output, "{x}");
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output
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});
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#[allow(deprecated)]
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let output = proc
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.ignore_stdin_write_error()
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.set_stdin(Stdio::piped())
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.run_no_wait()
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.pipe_in_and_wait_with_output(content.as_bytes());
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(content, output)
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}
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fn expect_success(output: &Output) {
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assert!(
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output.status.success(),
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"Command was expected to succeed.\nstdout = {}\n stderr = {}",
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std::str::from_utf8(&output.stdout).unwrap(),
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std::str::from_utf8(&output.stderr).unwrap(),
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);
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assert!(
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output.stderr.is_empty(),
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"Unexpected data on stderr.\n stderr = {}",
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std::str::from_utf8(&output.stderr).unwrap(),
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);
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}
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fn expect_failure(output: &Output, message: &str) {
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assert!(
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!output.status.success(),
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"Command was expected to fail.\nstdout = {}\n stderr = {}",
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std::str::from_utf8(&output.stdout).unwrap(),
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std::str::from_utf8(&output.stderr).unwrap(),
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);
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assert!(
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std::str::from_utf8(&output.stderr)
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.unwrap()
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.contains(message),
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"Expected to see error message fragment {} in stderr, but did not.\n stderr = {}",
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message,
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std::str::from_utf8(&output.stderr).unwrap(),
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);
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}
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fn expect_silent_failure(output: &Output) {
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assert!(
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!output.status.success(),
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"Command was expected to fail.\nstdout = {}\n stderr = {}",
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std::str::from_utf8(&output.stdout).unwrap(),
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std::str::from_utf8(&output.stderr).unwrap(),
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);
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assert!(
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output.stderr.is_empty(),
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"Unexpected data on stderr.\n stderr = {}",
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std::str::from_utf8(&output.stderr).unwrap(),
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);
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}
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fn expect_correct(name: &str, at: &AtPath, contents: &str) {
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assert!(at.file_exists(name));
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let compare = at.read(name);
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assert_eq!(compare, contents);
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}
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fn expect_short(name: &str, at: &AtPath, contents: &str) {
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assert!(at.file_exists(name));
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let compare = at.read(name);
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assert!(
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compare.len() < contents.len(),
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"Too many bytes ({}) written to {} (should be a short count from {})",
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compare.len(),
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name,
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contents.len()
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);
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assert!(contents.starts_with(&compare),
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"Expected truncated output to be a prefix of the correct output, but it isn't.\n Correct: {contents}\n Compare: {compare}");
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}
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#[test]
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fn test_pipe_error_default() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd.arg(file_out_a).set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_silent_failure(&output);
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expect_short(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_pipe_error_warn_nopipe_1() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("-p")
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.arg(file_out_a)
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_success(&output);
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_pipe_error_warn_nopipe_2() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("--output-error")
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.arg(file_out_a)
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_success(&output);
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_pipe_error_warn_nopipe_3() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("--output-error=warn-nopipe")
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.arg(file_out_a)
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_success(&output);
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_pipe_error_warn_nopipe_3_shortcut() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("--output-error=warn-")
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.arg(file_out_a)
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_success(&output);
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_pipe_error_warn() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("--output-error=warn")
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.arg(file_out_a)
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_failure(&output, "Broken pipe");
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_pipe_error_exit() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("--output-error=exit")
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.arg(file_out_a)
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_failure(&output, "Broken pipe");
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expect_short(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_pipe_error_exit_nopipe() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("--output-error=exit-nopipe")
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.arg(file_out_a)
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_success(&output);
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_pipe_error_exit_nopipe_shortcut() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("--output-error=exit-nop")
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.arg(file_out_a)
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_success(&output);
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_space_error_default() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd.arg(file_out_a).arg("/dev/full");
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let (content, output) = run_tee(proc);
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expect_failure(&output, "No space left");
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_space_error_warn_nopipe_1() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("-p")
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.arg(file_out_a)
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.arg("/dev/full")
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_failure(&output, "No space left");
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_space_error_warn_nopipe_2() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("--output-error")
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.arg(file_out_a)
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.arg("/dev/full")
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_failure(&output, "No space left");
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_space_error_warn_nopipe_3() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("--output-error=warn-nopipe")
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.arg(file_out_a)
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.arg("/dev/full")
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_failure(&output, "No space left");
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_space_error_warn() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("--output-error=warn")
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.arg(file_out_a)
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.arg("/dev/full")
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_failure(&output, "No space left");
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expect_correct(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_space_error_exit() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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.arg("--output-error=exit")
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.arg(file_out_a)
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.arg("/dev/full")
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.set_stdout(make_broken_pipe());
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let (content, output) = run_tee(proc);
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expect_failure(&output, "No space left");
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expect_short(file_out_a, &at, content.as_str());
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}
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#[test]
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fn test_space_error_exit_nopipe() {
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let (at, mut ucmd) = at_and_ucmd!();
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let file_out_a = "tee_file_out_a";
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let proc = ucmd
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|
.arg("--output-error=exit-nopipe")
|
|
.arg(file_out_a)
|
|
.arg("/dev/full")
|
|
.set_stdout(make_broken_pipe());
|
|
|
|
let (content, output) = run_tee(proc);
|
|
|
|
expect_failure(&output, "No space left");
|
|
expect_short(file_out_a, &at, content.as_str());
|
|
}
|
|
}
|