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coreutils/tests/by-util/test_chgrp.rs

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// spell-checker:ignore (words) nosuchgroup groupname
use crate::common::util::*;
use rust_users::*;
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#[test]
fn test_invalid_option() {
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new_ucmd!().arg("-w").arg("/").fails();
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}
#[test]
fn test_invalid_arg() {
new_ucmd!().arg("--definitely-invalid").fails().code_is(1);
}
static DIR: &str = "/dev";
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// we should always get both arguments, regardless of whether --reference was used
#[test]
fn test_help() {
new_ucmd!()
.arg("--help")
.succeeds()
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.stdout_contains("Arguments:");
}
#[test]
fn test_help_ref() {
new_ucmd!()
.arg("--help")
.arg("--reference=ref_file")
.succeeds()
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.stdout_contains("Arguments:");
}
#[test]
fn test_ref_help() {
new_ucmd!()
.arg("--reference=ref_file")
.arg("--help")
.succeeds()
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.stdout_contains("Arguments:");
}
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#[test]
fn test_invalid_group() {
new_ucmd!()
.arg("__nosuchgroup__")
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.arg("/")
.fails()
.stderr_is("chgrp: invalid group: '__nosuchgroup__'\n");
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}
#[test]
fn test_1() {
if get_effective_gid() != 0 {
new_ucmd!().arg("bin").arg(DIR).fails().stderr_contains(
// linux fails with "Operation not permitted (os error 1)"
// because of insufficient permissions,
// android fails with "Permission denied (os error 13)"
// because it can't resolve /proc (even though it can resolve /proc/self/)
"chgrp: changing group of '/dev': ",
);
}
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}
#[test]
fn test_fail_silently() {
if get_effective_gid() != 0 {
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for opt in ["-f", "--silent", "--quiet", "--sil", "--qui"] {
new_ucmd!()
.arg(opt)
.arg("bin")
.arg(DIR)
.run()
.fails_silently();
}
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}
}
#[test]
fn test_preserve_root() {
// It's weird that on OS X, `realpath /etc/..` returns '/private'
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for d in [
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"/",
"/////dev///../../../../",
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"../../../../../../../../../../../../../../",
"./../../../../../../../../../../../../../../",
] {
new_ucmd!()
.arg("--preserve-root")
.arg("-R")
.arg("bin").arg(d)
.fails()
.stderr_is("chgrp: it is dangerous to operate recursively on '/'\nchgrp: use --no-preserve-root to override this failsafe\n");
}
}
#[test]
fn test_preserve_root_symlink() {
let file = "test_chgrp_symlink2root";
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for d in [
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"/",
"////dev//../../../../",
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"..//../../..//../..//../../../../../../../../",
".//../../../../../../..//../../../../../../../",
] {
let (at, mut ucmd) = at_and_ucmd!();
at.symlink_file(d, file);
ucmd.arg("--preserve-root")
.arg("-HR")
.arg("bin").arg(file)
.fails()
.stderr_is("chgrp: it is dangerous to operate recursively on '/'\nchgrp: use --no-preserve-root to override this failsafe\n");
}
let (at, mut ucmd) = at_and_ucmd!();
at.symlink_file("///dev", file);
ucmd.arg("--preserve-root")
.arg("-HR")
.arg("bin").arg(format!(".//{file}/..//..//../../"))
.fails()
.stderr_is("chgrp: it is dangerous to operate recursively on '/'\nchgrp: use --no-preserve-root to override this failsafe\n");
let (at, mut ucmd) = at_and_ucmd!();
at.symlink_file("/", "__root__");
ucmd.arg("--preserve-root")
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.arg("-R")
.arg("bin").arg("__root__/.")
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.fails()
.stderr_is("chgrp: it is dangerous to operate recursively on '/'\nchgrp: use --no-preserve-root to override this failsafe\n");
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}
#[test]
#[cfg(target_os = "linux")]
fn test_reference() {
// skip for root or MS-WSL
// * MS-WSL is bugged (as of 2019-12-25), allowing non-root accounts su-level privileges for `chgrp`
// * for MS-WSL, succeeds and stdout == 'group of /etc retained as root'
if !(get_effective_gid() == 0 || uucore::os::is_wsl_1()) {
new_ucmd!()
.arg("-v")
.arg("--reference=/etc/passwd")
.arg("/etc")
.fails()
.stderr_is("chgrp: changing group of '/etc': Operation not permitted (os error 1)\nfailed to change group of '/etc' from root to root\n");
}
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}
#[test]
#[cfg(target_vendor = "apple")]
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fn test_reference() {
new_ucmd!()
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.arg("-v")
.arg("--reference=ref_file")
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.arg("/etc")
.fails()
// group name can differ, so just check the first part of the message
.stderr_contains("chgrp: changing group of '/etc': Operation not permitted (os error 1)\nfailed to change group of '/etc' from ");
}
#[test]
#[cfg(any(target_os = "linux", target_os = "android", target_vendor = "apple"))]
fn test_reference_multi_no_equal() {
new_ucmd!()
.arg("-v")
.arg("--reference")
.arg("ref_file")
.arg("file1")
.arg("file2")
.succeeds()
.stderr_contains("chgrp: group of 'file1' retained as ")
.stderr_contains("\nchgrp: group of 'file2' retained as ");
}
#[test]
#[cfg(any(target_os = "linux", target_os = "android", target_vendor = "apple"))]
fn test_reference_last() {
new_ucmd!()
.arg("-v")
.arg("file1")
.arg("file2")
.arg("file3")
.arg("--reference")
.arg("ref_file")
.succeeds()
.stderr_contains("chgrp: group of 'file1' retained as ")
.stderr_contains("\nchgrp: group of 'file2' retained as ")
.stderr_contains("\nchgrp: group of 'file3' retained as ");
}
#[test]
fn test_missing_files() {
new_ucmd!()
.arg("-v")
.arg("groupname")
.fails()
.stderr_contains(
"error: the following required arguments were not provided:\n <FILE>...\n",
);
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}
#[test]
#[cfg(target_os = "linux")]
fn test_big_p() {
if get_effective_gid() != 0 {
new_ucmd!()
.arg("-RP")
.arg("bin")
.arg("/proc/self/cwd")
.fails()
.stderr_contains(
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"chgrp: changing group of '/proc/self/cwd': Operation not permitted (os error 1)\n",
);
}
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}
#[test]
#[cfg(any(target_os = "linux", target_os = "android"))]
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fn test_big_h() {
if get_effective_gid() != 0 {
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assert!(
new_ucmd!()
.arg("-RH")
.arg("bin")
.arg("/proc/self/fd")
.fails()
.stderr_str()
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.lines()
.fold(0, |acc, _| acc + 1)
> 1
);
}
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}
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#[test]
#[cfg(not(target_vendor = "apple"))]
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fn basic_succeeds() {
let (at, mut ucmd) = at_and_ucmd!();
let one_group = nix::unistd::getgroups().unwrap();
// if there are no groups we can't run this test.
if let Some(group) = one_group.first() {
at.touch("f1");
ucmd.arg(group.as_raw().to_string())
.arg("f1")
.succeeds()
.no_stdout()
.no_stderr();
}
}
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#[test]
fn test_no_change() {
let (at, mut ucmd) = at_and_ucmd!();
at.touch("file");
ucmd.arg("").arg(at.plus("file")).succeeds();
}
#[test]
#[cfg(not(target_vendor = "apple"))]
fn test_permission_denied() {
use std::os::unix::prelude::PermissionsExt;
if let Some(group) = nix::unistd::getgroups().unwrap().first() {
let (at, mut ucmd) = at_and_ucmd!();
at.mkdir("dir");
at.touch("dir/file");
std::fs::set_permissions(at.plus("dir"), PermissionsExt::from_mode(0o0000)).unwrap();
ucmd.arg("-R")
.arg(group.as_raw().to_string())
.arg("dir")
.fails()
.stderr_only("chgrp: cannot access 'dir': Permission denied\n");
}
}
#[test]
#[cfg(not(target_vendor = "apple"))]
fn test_subdir_permission_denied() {
use std::os::unix::prelude::PermissionsExt;
if let Some(group) = nix::unistd::getgroups().unwrap().first() {
let (at, mut ucmd) = at_and_ucmd!();
at.mkdir("dir");
at.mkdir("dir/subdir");
at.touch("dir/subdir/file");
std::fs::set_permissions(at.plus("dir/subdir"), PermissionsExt::from_mode(0o0000)).unwrap();
ucmd.arg("-R")
.arg(group.as_raw().to_string())
.arg("dir")
.fails()
.stderr_only("chgrp: cannot access 'dir/subdir': Permission denied\n");
}
}
#[test]
#[cfg(not(target_vendor = "apple"))]
fn test_traverse_symlinks() {
use std::os::unix::prelude::MetadataExt;
let groups = nix::unistd::getgroups().unwrap();
if groups.len() < 2 {
return;
}
let (first_group, second_group) = (groups[0], groups[1]);
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for (args, traverse_first, traverse_second) in [
(&[][..] as &[&str], false, false),
(&["-H"][..], true, false),
(&["-P"][..], false, false),
(&["-L"][..], true, true),
] {
let scenario = TestScenario::new("chgrp");
let (at, mut ucmd) = (scenario.fixtures.clone(), scenario.ucmd());
at.mkdir("dir");
at.mkdir("dir2");
at.touch("dir2/file");
at.mkdir("dir3");
at.touch("dir3/file");
at.symlink_dir("dir2", "dir/dir2_ln");
at.symlink_dir("dir3", "dir3_ln");
scenario
.ccmd("chgrp")
.arg(first_group.to_string())
.arg("dir2/file")
.arg("dir3/file")
.succeeds();
assert!(at.plus("dir2/file").metadata().unwrap().gid() == first_group.as_raw());
assert!(at.plus("dir3/file").metadata().unwrap().gid() == first_group.as_raw());
ucmd.arg("-R")
.args(args)
.arg(second_group.to_string())
.arg("dir")
.arg("dir3_ln")
.succeeds()
.no_stderr();
assert_eq!(
at.plus("dir2/file").metadata().unwrap().gid(),
if traverse_second {
second_group.as_raw()
} else {
first_group.as_raw()
}
);
assert_eq!(
at.plus("dir3/file").metadata().unwrap().gid(),
if traverse_first {
second_group.as_raw()
} else {
first_group.as_raw()
}
);
}
}