mirror of
https://github.com/RGBCube/uutils-coreutils
synced 2025-07-28 03:27:44 +00:00
test_tail: a lot of minor improvements
* fix test_retry7 * fix test_follow_descriptor_vs_rename2 * set permissions with set_permissions instead of a call to chmod * improve documentation
This commit is contained in:
Jan Scheer
parent
2e918813c1
commit
94fe42634b
1 changed files with 120 additions and 79 deletions
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@ -119,16 +119,17 @@ fn test_nc_0_wo_follow() {
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}
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#[test]
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#[cfg(not(target_os = "windows"))]
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#[cfg(feature = "chmod")]
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#[cfg(all(unix, not(target_os = "freebsd")))]
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fn test_nc_0_wo_follow2() {
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// verify that -[nc]0 without -f, exit without reading
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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at.touch("unreadable");
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ts.ccmd("chmod").arg("0").arg("unreadable").succeeds();
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use std::os::unix::fs::PermissionsExt;
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at.make_file("unreadable")
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.set_permissions(PermissionsExt::from_mode(0o000))
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.unwrap();
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ts.ucmd()
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.set_stdin(Stdio::null())
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@ -147,14 +148,15 @@ fn test_nc_0_wo_follow2() {
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}
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#[test]
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#[cfg(not(target_os = "windows"))]
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#[cfg(feature = "chmod")]
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#[cfg(all(unix, not(target_os = "freebsd")))]
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fn test_permission_denied() {
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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at.touch("unreadable");
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ts.ccmd("chmod").arg("0").arg("unreadable").succeeds();
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use std::os::unix::fs::PermissionsExt;
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at.make_file("unreadable")
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.set_permissions(PermissionsExt::from_mode(0o000))
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.unwrap();
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ts.ucmd()
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.set_stdin(Stdio::null())
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@ -166,16 +168,18 @@ fn test_permission_denied() {
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}
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#[test]
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#[cfg(not(target_os = "windows"))]
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#[cfg(feature = "chmod")]
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#[cfg(all(unix, not(target_os = "freebsd")))]
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fn test_permission_denied_multiple() {
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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at.touch("file1");
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at.touch("file2");
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at.touch("unreadable");
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ts.ccmd("chmod").arg("0").arg("unreadable").succeeds();
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use std::os::unix::fs::PermissionsExt;
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at.make_file("unreadable")
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.set_permissions(PermissionsExt::from_mode(0o000))
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.unwrap();
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ts.ucmd()
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.set_stdin(Stdio::null())
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@ -276,7 +280,7 @@ fn test_follow_stdin_name_retry() {
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#[cfg(target_os = "linux")]
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#[cfg(disable_until_fixed)]
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fn test_follow_stdin_explicit_indefinitely() {
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// see: "gnu/tests/tail-2/follow-stdin.sh"
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// inspired by: "gnu/tests/tail-2/follow-stdin.sh"
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// tail -f - /dev/null </dev/tty
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// tail: warning: following standard input indefinitely is ineffective
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// ==> standard input <==
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@ -331,7 +335,7 @@ fn test_follow_stdin_explicit_indefinitely() {
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#[cfg(disable_until_fixed)]
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fn test_follow_bad_fd() {
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// Provoke a "bad file descriptor" error by closing the fd
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// see: "gnu/tests/tail-2/follow-stdin.sh"
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// inspired by: "gnu/tests/tail-2/follow-stdin.sh"
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// `$ tail -f <&-` OR `$ tail -f - <&-`
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// tail: cannot fstat 'standard input': Bad file descriptor
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@ -1051,7 +1055,7 @@ fn test_num_with_undocumented_sign_bytes() {
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#[test]
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#[cfg(unix)]
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fn test_bytes_for_funny_files() {
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// gnu/tests/tail-2/tail-c.sh
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// inspired by: gnu/tests/tail-2/tail-c.sh
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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for file in ["/proc/version", "/sys/kernel/profiling"] {
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@ -1071,7 +1075,7 @@ fn test_bytes_for_funny_files() {
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#[test]
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#[cfg(unix)]
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fn test_retry1() {
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// gnu/tests/tail-2/retry.sh
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// inspired by: gnu/tests/tail-2/retry.sh
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// Ensure --retry without --follow results in a warning.
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let ts = TestScenario::new(util_name!());
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@ -1088,7 +1092,7 @@ fn test_retry1() {
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#[test]
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#[cfg(unix)]
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fn test_retry2() {
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// gnu/tests/tail-2/retry.sh
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// inspired by: gnu/tests/tail-2/retry.sh
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// The same as test_retry2 with a missing file: expect error message and exit 1.
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let ts = TestScenario::new(util_name!());
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@ -1111,7 +1115,7 @@ fn test_retry2() {
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#[test]
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#[cfg(target_os = "linux")] // FIXME: fix this test for BSD/macOS
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fn test_retry3() {
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// gnu/tests/tail-2/retry.sh
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// inspired by: gnu/tests/tail-2/retry.sh
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// Ensure that `tail --retry --follow=name` waits for the file to appear.
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let ts = TestScenario::new(util_name!());
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@ -1146,7 +1150,7 @@ fn test_retry3() {
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#[test]
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#[cfg(target_os = "linux")] // FIXME: fix this test for BSD/macOS
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fn test_retry4() {
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// gnu/tests/tail-2/retry.sh
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// inspired by: gnu/tests/tail-2/retry.sh
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// Ensure that `tail --retry --follow=descriptor` waits for the file to appear.
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// Ensure truncation is detected.
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@ -1159,7 +1163,7 @@ fn test_retry4() {
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tail: 'missing' has appeared; following new file\n\
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tail: missing: file truncated\n";
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let expected_stdout = "X1\nX\n";
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let delay = 100;
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let delay = 1000;
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let mut args = vec![
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"-s.1",
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"--max-unchanged-stats=1",
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@ -1193,7 +1197,7 @@ fn test_retry4() {
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#[test]
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#[cfg(target_os = "linux")] // FIXME: fix this test for BSD/macOS
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fn test_retry5() {
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// gnu/tests/tail-2/retry.sh
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// inspired by: gnu/tests/tail-2/retry.sh
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// Ensure that `tail --follow=descriptor --retry` exits when the file appears untailable.
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let ts = TestScenario::new(util_name!());
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@ -1227,7 +1231,7 @@ fn test_retry5() {
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#[test]
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#[cfg(target_os = "linux")] // FIXME: fix this test for BSD/macOS
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fn test_retry6() {
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// gnu/tests/tail-2/retry.sh
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// inspired by: gnu/tests/tail-2/retry.sh
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// Ensure that --follow=descriptor (without --retry) does *not* try
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// to open a file after an initial fail, even when there are other tailable files.
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@ -1265,19 +1269,22 @@ fn test_retry6() {
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#[test]
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#[cfg(target_os = "linux")] // FIXME: fix this test for BSD/macOS
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fn test_retry7() {
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// gnu/tests/tail-2/retry.sh
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// inspired by: gnu/tests/tail-2/retry.sh
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// Ensure that `tail -F` retries when the file is initially untailable.
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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let untailable = "untailable";
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// tail: 'untailable' has appeared; following new file\n\
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// tail: 'untailable' has become inaccessible: No such file or directory\n\
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// tail: 'untailable' has appeared; following new file\n";
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let expected_stderr = "tail: error reading 'untailable': Is a directory\n\
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tail: untailable: cannot follow end of this type of file\n\
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tail: 'untailable' has appeared; following new file\n\
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tail: 'untailable' has become accessible\n\
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tail: 'untailable' has become inaccessible: No such file or directory\n\
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tail: 'untailable' has been replaced with an untailable file\n\
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tail: 'untailable' has appeared; following new file\n";
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tail: 'untailable' has become accessible\n";
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let expected_stdout = "foo\nbar\n";
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let delay = 1000;
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@ -1364,15 +1371,22 @@ fn test_retry8() {
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.run_no_wait();
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sleep(Duration::from_millis(delay));
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at.mkdir(parent_dir);
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// 'parent_dir/watched_file' is orphan
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// tail: cannot open 'parent_dir/watched_file' for reading: No such file or directory\n\
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// tail: 'parent_dir/watched_file' has appeared; following new file\n\
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at.mkdir(parent_dir); // not an orphan anymore
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at.append(user_path, "foo\n");
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sleep(Duration::from_millis(delay));
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// tail: 'parent_dir/watched_file' has become inaccessible: No such file or directory\n\
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at.remove(user_path);
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at.rmdir(parent_dir);
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at.rmdir(parent_dir); // 'parent_dir/watched_file' is orphan *again*
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sleep(Duration::from_millis(delay));
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at.mkdir(parent_dir);
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// Since 'parent_dir/watched_file' is orphan, this needs to be picked up by polling
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// tail: 'parent_dir/watched_file' has appeared; following new file\n";
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at.mkdir(parent_dir); // not an orphan anymore
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at.append(user_path, "bar\n");
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sleep(Duration::from_millis(delay));
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@ -1386,7 +1400,7 @@ fn test_retry8() {
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#[test]
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#[cfg(all(unix, not(any(target_os = "android", target_vendor = "apple"))))] // FIXME: make this work not just on Linux
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fn test_retry9() {
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// gnu/tests/tail-2/inotify-dir-recreate.sh
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// inspired by: gnu/tests/tail-2/inotify-dir-recreate.sh
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// Ensure that inotify will switch to polling mode if directory
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// of the watched file was removed and recreated.
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@ -1461,7 +1475,7 @@ fn test_retry9() {
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#[test]
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#[cfg(target_os = "linux")] // FIXME: fix this test for BSD/macOS
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fn test_follow_descriptor_vs_rename1() {
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// gnu/tests/tail-2/descriptor-vs-rename.sh
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// inspired by: gnu/tests/tail-2/descriptor-vs-rename.sh
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// $ ((rm -f A && touch A && sleep 1 && echo -n "A\n" >> A && sleep 1 && \
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// mv A B && sleep 1 && echo -n "B\n" >> B &)>/dev/null 2>&1 &) ; \
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// sleep 1 && target/debug/tail --follow=descriptor A ---disable-inotify
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@ -1519,6 +1533,7 @@ fn test_follow_descriptor_vs_rename1() {
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#[cfg(target_os = "linux")] // FIXME: fix this test for BSD/macOS
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fn test_follow_descriptor_vs_rename2() {
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// Ensure the headers are correct for --verbose.
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// NOTE: GNU's tail does not update the header from FILE_A to FILE_C after `mv FILE_A FILE_C`
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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@ -1533,19 +1548,18 @@ fn test_follow_descriptor_vs_rename2() {
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file_a,
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file_b,
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"--verbose",
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// TODO: [2021-05; jhscheer] fix this for `--use-polling`
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/*"---disable-inotify",*/
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"---disable-inotify",
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];
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let delay = 100;
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for _ in 0..1 {
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for _ in 0..2 {
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at.touch(file_a);
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at.touch(file_b);
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let mut p = ts.ucmd().set_stdin(Stdio::null()).args(&args).run_no_wait();
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sleep(Duration::from_millis(delay));
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at.rename(file_a, file_c);
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sleep(Duration::from_millis(1000));
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at.append(file_c, "x\n");
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at.append(file_c, "X\n");
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sleep(Duration::from_millis(delay));
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p.kill().unwrap();
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sleep(Duration::from_millis(delay));
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@ -1553,7 +1567,7 @@ fn test_follow_descriptor_vs_rename2() {
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let (buf_stdout, buf_stderr) = take_stdout_stderr(&mut p);
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assert_eq!(
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buf_stdout,
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"==> FILE_A <==\n\n==> FILE_B <==\n\n==> FILE_A <==\nx\n"
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"==> FILE_A <==\n\n==> FILE_B <==\n\n==> FILE_A <==\nX\n"
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);
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assert!(buf_stderr.is_empty());
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@ -1564,8 +1578,8 @@ fn test_follow_descriptor_vs_rename2() {
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#[test]
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#[cfg(unix)]
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fn test_follow_name_remove() {
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// This test triggers a remove event while `tail --follow=name logfile` is running.
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// ((sleep 2 && rm logfile &)>/dev/null 2>&1 &) ; tail --follow=name logfile
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// This test triggers a remove event while `tail --follow=name file` is running.
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// ((sleep 2 && rm file &)>/dev/null 2>&1 &) ; tail --follow=name file
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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@ -1611,8 +1625,8 @@ fn test_follow_name_remove() {
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#[test]
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#[cfg(target_os = "linux")] // FIXME: fix this test for BSD/macOS
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fn test_follow_name_truncate1() {
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// This test triggers a truncate event while `tail --follow=name logfile` is running.
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// $ cp logfile backup && head logfile > logfile && sleep 1 && cp backup logfile
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// This test triggers a truncate event while `tail --follow=name file` is running.
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// $ cp file backup && head file > file && sleep 1 && cp backup file
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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@ -1645,14 +1659,14 @@ fn test_follow_name_truncate1() {
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#[test]
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#[cfg(unix)]
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fn test_follow_name_truncate2() {
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// This test triggers a truncate event while `tail --follow=name logfile` is running.
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// $ ((sleep 1 && echo -n "x\nx\nx\n" >> logfile && sleep 1 && \
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// echo -n "x\n" > logfile &)>/dev/null 2>&1 &) ; tail --follow=name logfile
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// This test triggers a truncate event while `tail --follow=name file` is running.
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// $ ((sleep 1 && echo -n "x\nx\nx\n" >> file && sleep 1 && \
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// echo -n "x\n" > file &)>/dev/null 2>&1 &) ; tail --follow=name file
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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let source = "logfile";
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let source = "file";
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at.touch(source);
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let expected_stdout = "x\nx\nx\nx\n";
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@ -1683,13 +1697,13 @@ fn test_follow_name_truncate2() {
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#[cfg(target_os = "linux")] // FIXME: fix this test for BSD/macOS
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fn test_follow_name_truncate3() {
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// Opening an empty file in truncate mode should not trigger a truncate event while.
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// $ rm -f logfile && touch logfile
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// $ ((sleep 1 && echo -n "x\n" > logfile &)>/dev/null 2>&1 &) ; tail --follow=name logfile
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// $ rm -f file && touch file
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// $ ((sleep 1 && echo -n "x\n" > file &)>/dev/null 2>&1 &) ; tail --follow=name file
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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let source = "logfile";
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let source = "file";
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at.touch(source);
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let expected_stdout = "x\n";
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@ -1791,8 +1805,8 @@ fn test_follow_truncate_fast() {
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#[test]
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#[cfg(all(unix, not(any(target_os = "android", target_vendor = "apple"))))] // FIXME: make this work not just on Linux
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fn test_follow_name_move_create() {
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// This test triggers a move/create event while `tail --follow=name logfile` is running.
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// ((sleep 2 && mv logfile backup && sleep 2 && cp backup logfile &)>/dev/null 2>&1 &) ; tail --follow=name logfile
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// This test triggers a move/create event while `tail --follow=name file` is running.
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// ((sleep 2 && mv file backup && sleep 2 && cp backup file &)>/dev/null 2>&1 &) ; tail --follow=name file
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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@ -1892,8 +1906,8 @@ fn test_follow_name_move_create2() {
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#[test]
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#[cfg(all(unix, not(any(target_os = "android", target_vendor = "apple"))))] // FIXME: make this work not just on Linux
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fn test_follow_name_move() {
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// This test triggers a move event while `tail --follow=name logfile` is running.
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// ((sleep 2 && mv logfile backup &)>/dev/null 2>&1 &) ; tail --follow=name logfile
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// This test triggers a move event while `tail --follow=name file` is running.
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// ((sleep 2 && mv file backup &)>/dev/null 2>&1 &) ; tail --follow=name file
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let ts = TestScenario::new(util_name!());
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let at = &ts.fixtures;
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@ -1936,61 +1950,58 @@ fn test_follow_name_move() {
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fn test_follow_name_move2() {
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// Like test_follow_name_move, but move to a name that's already monitored.
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// $ ((sleep 2 ; mv logfile1 logfile2 ; sleep 1 ; echo "more_logfile2_content" >> logfile2 ; sleep 1 ; \
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// echo "more_logfile1_content" >> logfile1 &)>/dev/null 2>&1 &) ; \
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// tail --follow=name logfile1 logfile2
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// ==> logfile1 <==
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// logfile1_content
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// $ echo file1_content > file1; echo file2_content > file2; \
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// ((sleep 2 ; mv file1 file2 ; sleep 1 ; echo "more_file2_content" >> file2 ; sleep 1 ; \
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// echo "more_file1_content" >> file1 &)>/dev/null 2>&1 &) ; \
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// tail --follow=name file1 file2
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// ==> file1 <==
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// file1_content
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//
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// ==> logfile2 <==
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// logfile2_content
|
||||
// tail: logfile1: No such file or directory
|
||||
// tail: 'logfile2' has been replaced; following new file
|
||||
// logfile1_content
|
||||
// more_logfile2_content
|
||||
// tail: 'logfile1' has appeared; following new file
|
||||
// ==> file2 <==
|
||||
// file2_content
|
||||
// tail: file1: No such file or directory
|
||||
// tail: 'file2' has been replaced; following new file
|
||||
// file1_content
|
||||
// more_file2_content
|
||||
// tail: 'file1' has appeared; following new file
|
||||
//
|
||||
// ==> logfile1 <==
|
||||
// more_logfile1_content
|
||||
// ==> file1 <==
|
||||
// more_file1_content
|
||||
|
||||
let ts = TestScenario::new(util_name!());
|
||||
let at = &ts.fixtures;
|
||||
|
||||
let logfile1 = "logfile1";
|
||||
let logfile2 = "logfile2";
|
||||
let file1 = "file1";
|
||||
let file2 = "file2";
|
||||
|
||||
let expected_stdout = format!(
|
||||
"==> {0} <==\n{0}_content\n\n==> {1} <==\n{1}_content\n{0}_content\n\
|
||||
more_{1}_content\n\n==> {0} <==\nmore_{0}_content\n",
|
||||
logfile1, logfile2
|
||||
file1, file2
|
||||
);
|
||||
let expected_stderr = format!(
|
||||
"{0}: {1}: No such file or directory\n\
|
||||
{0}: '{2}' has been replaced; following new file\n\
|
||||
{0}: '{1}' has appeared; following new file\n",
|
||||
ts.util_name, logfile1, logfile2
|
||||
ts.util_name, file1, file2
|
||||
);
|
||||
|
||||
at.append(logfile1, "logfile1_content\n");
|
||||
at.append(logfile2, "logfile2_content\n");
|
||||
at.append(file1, "file1_content\n");
|
||||
at.append(file2, "file2_content\n");
|
||||
|
||||
// TODO: [2021-05; jhscheer] fix this for `--use-polling`
|
||||
let mut args = vec![
|
||||
"--follow=name",
|
||||
logfile1,
|
||||
logfile2, /*, "--use-polling" */
|
||||
];
|
||||
let mut args = vec!["--follow=name", file1, file2 /*, "--use-polling" */];
|
||||
|
||||
#[allow(clippy::needless_range_loop)]
|
||||
for _ in 0..1 {
|
||||
let mut p = ts.ucmd().set_stdin(Stdio::null()).args(&args).run_no_wait();
|
||||
|
||||
sleep(Duration::from_millis(1000));
|
||||
at.rename(logfile1, logfile2);
|
||||
at.rename(file1, file2);
|
||||
sleep(Duration::from_millis(1000));
|
||||
at.append(logfile2, "more_logfile2_content\n");
|
||||
at.append(file2, "more_file2_content\n");
|
||||
sleep(Duration::from_millis(1000));
|
||||
at.append(logfile1, "more_logfile1_content\n");
|
||||
at.append(file1, "more_file1_content\n");
|
||||
sleep(Duration::from_millis(1000));
|
||||
|
||||
p.kill().unwrap();
|
||||
|
|
@ -2007,7 +2018,7 @@ fn test_follow_name_move2() {
|
|||
#[cfg(all(unix, not(any(target_os = "android", target_vendor = "apple"))))] // FIXME: make this work not just on Linux
|
||||
fn test_follow_name_move_retry() {
|
||||
// Similar to test_follow_name_move but with `--retry` (`-F`)
|
||||
// This test triggers two move/rename events while `tail --follow=name --retry logfile` is running.
|
||||
// This test triggers two move/rename events while `tail --follow=name --retry file` is running.
|
||||
|
||||
let ts = TestScenario::new(util_name!());
|
||||
let at = &ts.fixtures;
|
||||
|
|
@ -2157,3 +2168,33 @@ fn test_fifo() {
|
|||
assert!(buf_stderr.is_empty());
|
||||
}
|
||||
}
|
||||
|
||||
#[test]
|
||||
#[cfg(unix)]
|
||||
#[cfg(disable_until_fixed)]
|
||||
fn test_illegal_seek() {
|
||||
// This is here for reference only.
|
||||
// We don't call seek on fifos, so we don't hit this error case.
|
||||
// (Also see: https://github.com/coreutils/coreutils/pull/36)
|
||||
|
||||
let ts = TestScenario::new(util_name!());
|
||||
let at = &ts.fixtures;
|
||||
at.append("FILE", "foo\n");
|
||||
at.mkfifo("FIFO");
|
||||
|
||||
let mut p = ts.ucmd().arg("FILE").run_no_wait();
|
||||
sleep(Duration::from_millis(500));
|
||||
at.rename("FILE", "FIFO");
|
||||
sleep(Duration::from_millis(500));
|
||||
|
||||
p.kill().unwrap();
|
||||
let (buf_stdout, buf_stderr) = take_stdout_stderr(&mut p);
|
||||
dbg!(&buf_stdout, &buf_stderr);
|
||||
assert_eq!(buf_stdout, "foo\n");
|
||||
assert_eq!(
|
||||
buf_stderr,
|
||||
"tail: 'FILE' has been replaced; following new file\n\
|
||||
tail: FILE: cannot seek to offset 0: Illegal seek\n"
|
||||
);
|
||||
assert_eq!(p.wait().unwrap().code().unwrap(), 1);
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue