nushell/crates/nu-command/tests/commands/ls.rs

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use nu_test_support::fs::Stub::EmptyFile;
use nu_test_support::playground::Playground;
use nu_test_support::{nu, pipeline};
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#[test]
fn lists_regular_files() {
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Playground::setup("ls_test_1", |dirs, sandbox| {
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sandbox.with_files(vec![
EmptyFile("yehuda.txt"),
EmptyFile("jonathan.txt"),
EmptyFile("andres.txt"),
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]);
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let actual = nu!(
cwd: dirs.test(), pipeline(
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r#"
ls
| length
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"#
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));
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assert_eq!(actual.out, "3");
})
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}
#[test]
fn lists_regular_files_using_asterisk_wildcard() {
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Playground::setup("ls_test_2", |dirs, sandbox| {
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sandbox.with_files(vec![
EmptyFile("los.txt"),
EmptyFile("tres.txt"),
EmptyFile("amigos.txt"),
EmptyFile("arepas.clu"),
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]);
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let actual = nu!(
cwd: dirs.test(), pipeline(
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r#"
ls *.txt
| length
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"#
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));
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assert_eq!(actual.out, "3");
})
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}
#[test]
fn lists_regular_files_using_question_mark_wildcard() {
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Playground::setup("ls_test_3", |dirs, sandbox| {
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sandbox.with_files(vec![
EmptyFile("yehuda.10.txt"),
EmptyFile("jonathan.10.txt"),
EmptyFile("andres.10.txt"),
EmptyFile("chicken_not_to_be_picked_up.100.txt"),
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]);
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let actual = nu!(
cwd: dirs.test(), pipeline(
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r#"
ls *.??.txt
| length
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"#
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));
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assert_eq!(actual.out, "3");
})
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}
#[test]
fn lists_all_files_in_directories_from_stream() {
Playground::setup("ls_test_4", |dirs, sandbox| {
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sandbox
.with_files(vec![EmptyFile("root1.txt"), EmptyFile("root2.txt")])
.within("dir_a")
.with_files(vec![
EmptyFile("yehuda.10.txt"),
EmptyFile("jonathan.10.txt"),
])
.within("dir_b")
.with_files(vec![
EmptyFile("andres.10.txt"),
EmptyFile("chicken_not_to_be_picked_up.100.txt"),
]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
echo dir_a dir_b
| each { |it| ls $it }
| flatten | length
"#
));
assert_eq!(actual.out, "4");
})
}
#[test]
fn does_not_fail_if_glob_matches_empty_directory() {
Playground::setup("ls_test_5", |dirs, sandbox| {
sandbox.within("dir_a");
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
ls dir_a
| length
"#
));
assert_eq!(actual.out, "0");
})
}
#[test]
fn fails_when_glob_doesnt_match() {
Playground::setup("ls_test_5", |dirs, sandbox| {
sandbox.with_files(vec![EmptyFile("root1.txt"), EmptyFile("root2.txt")]);
let actual = nu!(
cwd: dirs.test(),
"ls root3*"
);
assert!(actual.err.contains("no matches found"));
})
}
#[test]
fn list_files_from_two_parents_up_using_multiple_dots() {
Playground::setup("ls_test_6", |dirs, sandbox| {
sandbox.with_files(vec![
EmptyFile("yahuda.yaml"),
EmptyFile("jonathan.json"),
EmptyFile("andres.xml"),
EmptyFile("kevin.txt"),
]);
sandbox.within("foo").mkdir("bar");
let actual = nu!(
cwd: dirs.test().join("foo/bar"),
r#"
ls ... | length
"#
);
assert_eq!(actual.out, "5");
})
}
#[test]
fn lists_hidden_file_when_explicitly_specified() {
Playground::setup("ls_test_7", |dirs, sandbox| {
sandbox.with_files(vec![
EmptyFile("los.txt"),
EmptyFile("tres.txt"),
EmptyFile("amigos.txt"),
EmptyFile("arepas.clu"),
EmptyFile(".testdotfile"),
]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
ls .testdotfile
| length
"#
));
assert_eq!(actual.out, "1");
})
}
#[test]
fn lists_all_hidden_files_when_glob_contains_dot() {
Playground::setup("ls_test_8", |dirs, sandbox| {
sandbox
.with_files(vec![
EmptyFile("root1.txt"),
EmptyFile("root2.txt"),
EmptyFile(".dotfile1"),
])
.within("dir_a")
.with_files(vec![
EmptyFile("yehuda.10.txt"),
EmptyFile("jonathan.10.txt"),
EmptyFile(".dotfile2"),
])
.within("dir_b")
.with_files(vec![
EmptyFile("andres.10.txt"),
EmptyFile("chicken_not_to_be_picked_up.100.txt"),
EmptyFile(".dotfile3"),
]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
ls **/.*
| length
"#
));
assert_eq!(actual.out, "3");
})
}
#[test]
// TODO Remove this cfg value when we have an OS-agnostic way
// of creating hidden files using the playground.
#[cfg(unix)]
fn lists_all_hidden_files_when_glob_does_not_contain_dot() {
Playground::setup("ls_test_8", |dirs, sandbox| {
sandbox
.with_files(vec![
EmptyFile("root1.txt"),
EmptyFile("root2.txt"),
EmptyFile(".dotfile1"),
])
.within("dir_a")
.with_files(vec![
EmptyFile("yehuda.10.txt"),
EmptyFile("jonathan.10.txt"),
EmptyFile(".dotfile2"),
])
.within(".dir_b")
.with_files(vec![
EmptyFile("andres.10.txt"),
EmptyFile("chicken_not_to_be_picked_up.100.txt"),
EmptyFile(".dotfile3"),
]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
ls **/*
| length
"#
));
assert_eq!(actual.out, "5");
})
}
#[test]
// TODO Remove this cfg value when we have an OS-agnostic way
// of creating hidden files using the playground.
#[cfg(unix)]
fn glob_with_hidden_directory() {
Playground::setup("ls_test_8", |dirs, sandbox| {
sandbox.within(".dir_b").with_files(vec![
EmptyFile("andres.10.txt"),
EmptyFile("chicken_not_to_be_picked_up.100.txt"),
EmptyFile(".dotfile3"),
]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
ls **/*
| length
"#
));
assert_eq!(actual.out, "");
assert!(actual.err.contains("No matches found"));
// will list files if provide `-a` flag.
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
ls -a **/*
| length
"#
));
assert_eq!(actual.out, "4");
})
}
#[test]
#[cfg(unix)]
fn fails_with_ls_to_dir_without_permission() {
Playground::setup("ls_test_1", |dirs, sandbox| {
sandbox.within("dir_a").with_files(vec![
EmptyFile("yehuda.11.txt"),
EmptyFile("jonathan.10.txt"),
]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
chmod 000 dir_a; ls dir_a
"#
));
let check_not_root = nu!(
cwd: dirs.test(), pipeline(
r#"
id -u
"#
));
assert!(
actual
.err
.contains("The permissions of 0 do not allow access for this user")
|| check_not_root.out == "0"
);
})
}
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#[test]
fn lists_files_including_starting_with_dot() {
Playground::setup("ls_test_9", |dirs, sandbox| {
sandbox.with_files(vec![
EmptyFile("yehuda.txt"),
EmptyFile("jonathan.txt"),
EmptyFile("andres.txt"),
EmptyFile(".hidden1.txt"),
EmptyFile(".hidden2.txt"),
]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
ls -a
| length
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"#
));
assert_eq!(actual.out, "5");
})
}
#[test]
fn list_all_columns() {
Playground::setup("ls_test_all_columns", |dirs, sandbox| {
sandbox.with_files(vec![
EmptyFile("Leonardo.yaml"),
EmptyFile("Raphael.json"),
EmptyFile("Donatello.xml"),
EmptyFile("Michelangelo.txt"),
]);
// Normal Operation
let actual = nu!(
cwd: dirs.test(),
"ls | columns | to md"
);
let expected = ["name", "type", "size", "modified"].join("");
assert_eq!(actual.out, expected, "column names are incorrect for ls");
// Long
let actual = nu!(
cwd: dirs.test(),
"ls -l | columns | to md"
);
let expected = {
#[cfg(unix)]
{
[
"name",
"type",
"target",
"readonly",
"mode",
"num_links",
"inode",
"uid",
"group",
"size",
"created",
"accessed",
"modified",
]
.join("")
}
#[cfg(windows)]
{
[
"name", "type", "target", "readonly", "size", "created", "accessed", "modified",
]
.join("")
}
};
assert_eq!(
actual.out, expected,
"column names are incorrect for ls long"
);
});
}
#[test]
fn lists_with_directory_flag() {
Playground::setup("ls_test_flag_directory_1", |dirs, sandbox| {
sandbox
.within("dir_files")
.with_files(vec![EmptyFile("nushell.json")])
.within("dir_empty");
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
cd dir_empty;
['.' '././.' '..' '../dir_files' '../dir_files/*']
| each { |it| ls --directory $it }
| flatten
| get name
| to text
"#
));
let expected = [".", ".", "..", "../dir_files", "../dir_files/nushell.json"].join("");
#[cfg(windows)]
let expected = expected.replace("/", "\\");
assert_eq!(
actual.out, expected,
"column names are incorrect for ls --directory (-D)"
);
});
}
#[test]
fn lists_with_directory_flag_without_argument() {
Playground::setup("ls_test_flag_directory_2", |dirs, sandbox| {
sandbox
.within("dir_files")
.with_files(vec![EmptyFile("nushell.json")])
.within("dir_empty");
// Test if there are some files in the current directory
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
cd dir_files;
ls --directory
| get name
| to text
"#
));
let expected = ".";
assert_eq!(
actual.out, expected,
"column names are incorrect for ls --directory (-D)"
);
// Test if there is no file in the current directory
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
cd dir_empty;
ls -D
| get name
| to text
"#
));
let expected = ".";
assert_eq!(
actual.out, expected,
"column names are incorrect for ls --directory (-D)"
);
});
}
/// Rust's fs::metadata function is unable to read info for certain system files on Windows,
/// like the `C:\Windows\System32\Configuration` folder. https://github.com/rust-lang/rust/issues/96980
/// This test confirms that Nu can work around this successfully.
#[test]
#[cfg(windows)]
fn can_list_system_folder() {
// the awkward `ls Configuration* | where name == "Configuration"` thing is for speed;
// listing the entire System32 folder is slow and `ls Configuration*` alone
// might return more than 1 file someday
let file_type = nu!(
cwd: "C:\\Windows\\System32", pipeline(
r#"ls Configuration* | where name == "Configuration" | get type.0"#
));
assert_eq!(file_type.out, "dir");
let file_size = nu!(
cwd: "C:\\Windows\\System32", pipeline(
r#"ls Configuration* | where name == "Configuration" | get size.0"#
));
assert!(file_size.out.trim() != "");
let file_modified = nu!(
cwd: "C:\\Windows\\System32", pipeline(
r#"ls Configuration* | where name == "Configuration" | get modified.0"#
));
assert!(file_modified.out.trim() != "");
let file_accessed = nu!(
cwd: "C:\\Windows\\System32", pipeline(
r#"ls -l Configuration* | where name == "Configuration" | get accessed.0"#
));
assert!(file_accessed.out.trim() != "");
let file_created = nu!(
cwd: "C:\\Windows\\System32", pipeline(
r#"ls -l Configuration* | where name == "Configuration" | get created.0"#
));
assert!(file_created.out.trim() != "");
let ls_with_filter = nu!(
cwd: "C:\\Windows\\System32", pipeline(
r#"ls | where size > 10mb"#
));
assert_eq!(ls_with_filter.err, "");
}
#[test]
fn list_a_directory_not_exists() {
Playground::setup("ls_test_directory_not_exists", |dirs, _sandbox| {
let actual = nu!(cwd: dirs.test(), "ls a_directory_not_exists");
assert!(actual.err.contains("directory not found"));
})
}
#[cfg(target_os = "linux")]
#[test]
fn list_directory_contains_invalid_utf8() {
use std::ffi::OsStr;
use std::os::unix::ffi::OsStrExt;
Playground::setup(
"ls_test_directory_contains_invalid_utf8",
|dirs, _sandbox| {
let v: [u8; 4] = [7, 196, 144, 188];
let s = OsStr::from_bytes(&v);
let cwd = dirs.test();
let path = cwd.join(s);
std::fs::create_dir_all(&path).expect("failed to create directory");
let actual = nu!(cwd, "ls");
assert!(actual.out.contains("warning: get non-utf8 filename"));
assert!(actual.err.contains("No matches found for"));
},
)
}
#[test]
fn list_ignores_ansi() {
Playground::setup("ls_test_ansi", |dirs, sandbox| {
sandbox.with_files(vec![
EmptyFile("los.txt"),
EmptyFile("tres.txt"),
EmptyFile("amigos.txt"),
EmptyFile("arepas.clu"),
]);
let actual = nu!(
cwd: dirs.test(), pipeline(
r#"
ls | find .txt | each { ls $in.name }
"#
));
assert!(actual.err.is_empty());
})
}