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mod.rs
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mod.rs
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use gix_dir::{walk, EntryRef};
use pretty_assertions::assert_eq;
use std::sync::atomic::AtomicBool;
use crate::walk_utils::{
collect, collect_filtered, collect_filtered_with_cwd, entry, entry_dirstat, entry_nokind, entry_nomatch, entryps,
entryps_dirstat, fixture, fixture_in, options, options_emit_all, try_collect, try_collect_filtered_opts,
try_collect_filtered_opts_collect, try_collect_filtered_opts_collect_with_root, EntryExt, Options,
};
use gix_dir::entry;
use gix_dir::entry::Kind::*;
use gix_dir::entry::PathspecMatch::*;
use gix_dir::entry::Property::*;
use gix_dir::entry::Status::*;
use gix_dir::walk::CollapsedEntriesEmissionMode::{All, OnStatusMismatch};
use gix_dir::walk::EmissionMode::*;
use gix_dir::walk::ForDeletionMode;
use gix_ignore::Kind::*;
#[test]
#[cfg_attr(windows, ignore = "symlinks the way they are organized don't yet work on windows")]
fn symlink_to_dir_can_be_excluded() -> crate::Result {
let root = fixture_in("many-symlinks", "excluded-symlinks-to-dir");
let ((out, _root), entries) = collect(&root, None, |keep, ctx| {
walk(
&root,
ctx,
gix_dir::walk::Options {
emit_ignored: Some(Matching),
..options()
},
keep,
)
});
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 9,
}
);
assert_eq!(
entries,
&[
entry("file1", Ignored(Expendable), Symlink),
entry("file2", Untracked, Symlink),
entry("ignored", Ignored(Expendable), Directory),
entry("ignored-must-be-dir", Ignored(Expendable), Directory),
entry("src/file", Untracked, File),
entry("src1", Ignored(Expendable), Symlink),
entry("src2", Untracked, Symlink), /* marked as src2/ in .gitignore */
],
"by default, symlinks are counted as files only, even if they point to a directory, when handled by the exclude machinery"
);
let ((out, _root), entries) = collect(&root, None, |keep, ctx| {
walk(
&root,
ctx,
gix_dir::walk::Options {
emit_ignored: Some(Matching),
symlinks_to_directories_are_ignored_like_directories: true,
..options()
},
keep,
)
});
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 9,
}
);
assert_eq!(
entries,
&[
entry("file1", Ignored(Expendable), Symlink),
entry("file2", Untracked, Symlink),
entry("ignored", Ignored(Expendable), Directory),
entry("ignored-must-be-dir", Ignored(Expendable), Directory),
entry("src/file", Untracked, File),
entry("src1", Ignored(Expendable), Symlink),
entry("src2", Ignored(Expendable), Symlink), /* marked as src2/ in .gitignore */
],
"with libgit2 compatibility enabled, symlinks to directories are treated like a directory, not symlink"
);
Ok(())
}
#[test]
#[cfg_attr(windows, ignore = "symlinks the way they are organized don't yet work on windows")]
fn root_may_not_lead_through_symlinks() -> crate::Result {
for (name, intermediate, expected) in [
("immediate-breakout-symlink", "", 0),
("breakout-symlink", "hide", 1),
("breakout-symlink", "hide/../hide", 1),
] {
let root = fixture_in("many-symlinks", name);
let troot = root.join(intermediate).join("breakout");
let err = try_collect_filtered_opts_collect_with_root(
&root,
None,
Some(&troot),
|keep, ctx| walk(&root, ctx, options(), keep),
None::<&str>,
Default::default(),
)
.unwrap_err();
assert!(
matches!(err, walk::Error::SymlinkInRoot { component_index, .. } if component_index == expected),
"{name} should have component {expected}"
);
}
Ok(())
}
#[test]
#[cfg_attr(windows, ignore = "symlinks the way they are organized don't yet work on windows")]
fn root_may_be_a_symlink_if_it_is_the_worktree() -> crate::Result {
let root = fixture_in("many-symlinks", "worktree-root-is-symlink");
let ((_out, _root), entries) = collect(&root, None, |keep, ctx| {
walk(
&root,
ctx,
gix_dir::walk::Options {
emit_ignored: Some(Matching),
symlinks_to_directories_are_ignored_like_directories: true,
..options()
},
keep,
)
});
assert_eq!(
entries,
&[
entry("file1", Ignored(Expendable), Symlink),
entry("file2", Untracked, Symlink),
entry("ignored", Ignored(Expendable), Directory),
entry("ignored-must-be-dir", Ignored(Expendable), Directory),
entry("src/file", Untracked, File),
entry("src1", Ignored(Expendable), Symlink),
entry("src2", Ignored(Expendable), Symlink), /* marked as src2/ in .gitignore */
],
"it traversed the directory normally - without this capability, symlinked repos can't be traversed"
);
Ok(())
}
#[test]
fn should_interrupt_works_even_in_empty_directories() {
let root = fixture("empty");
let should_interrupt = AtomicBool::new(true);
let err = try_collect_filtered_opts_collect(
&root,
None,
|keep, ctx| walk(&root, ctx, gix_dir::walk::Options { ..options() }, keep),
None::<&str>,
Options {
should_interrupt: Some(&should_interrupt),
..Default::default()
},
)
.unwrap_err();
assert!(matches!(err, gix_dir::walk::Error::Interrupted));
}
#[test]
fn empty_root() -> crate::Result {
let root = fixture("empty");
let ((out, _root), entries) = collect(&root, None, |keep, ctx| walk(&root, ctx, options(), keep));
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 1,
returned_entries: entries.len(),
seen_entries: 1,
}
);
assert_eq!(
entries.len(),
0,
"by default, nothing is shown as the directory is empty"
);
let ((out, _root), entries) = collect(&root, None, |keep, ctx| {
walk(
&root,
ctx,
walk::Options {
emit_empty_directories: true,
..options()
},
keep,
)
});
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 1,
returned_entries: entries.len(),
seen_entries: 1,
}
);
assert_eq!(
entries,
[entry("", Untracked, Directory).with_property(EmptyDirectory)],
"this is how we can indicate the worktree is entirely untracked"
);
Ok(())
}
#[test]
fn complex_empty() -> crate::Result {
let root = fixture("complex-empty");
let ((out, _root), entries) = collect(&root, None, |keep, ctx| walk(&root, ctx, options_emit_all(), keep));
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 9,
returned_entries: entries.len(),
seen_entries: 5,
}
);
assert_eq!(
entries,
&[
entry("dirs-and-files/dir/file", Untracked, File),
entry("dirs-and-files/sub", Untracked, Directory).with_property(EmptyDirectory),
entry("empty-toplevel", Untracked, Directory).with_property(EmptyDirectory),
entry("only-dirs/other", Untracked, Directory).with_property(EmptyDirectory),
entry("only-dirs/sub/subsub", Untracked, Directory).with_property(EmptyDirectory),
],
"we see each and every directory, and get it classified as empty as it's set to be emitted"
);
let ((out, _root), entries) = collect(&root, None, |keep, ctx| {
walk(
&root,
ctx,
walk::Options {
emit_empty_directories: false,
..options()
},
keep,
)
});
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 9,
returned_entries: entries.len(),
seen_entries: 5,
}
);
assert_eq!(
entries,
&[entry("dirs-and-files/dir/file", Untracked, File),],
"by default, no empty directory shows up"
);
let ((out, _root), entries) = collect(&root, None, |keep, ctx| {
walk(
&root,
ctx,
walk::Options {
emit_empty_directories: true,
emit_untracked: CollapseDirectory,
..options()
},
keep,
)
});
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 9,
returned_entries: entries.len(),
seen_entries: 9,
}
);
assert_eq!(
entries,
&[
entry("dirs-and-files", Untracked, Directory),
entry("empty-toplevel", Untracked, Directory).with_property(EmptyDirectory),
entry("only-dirs", Untracked, Directory),
],
"empty directories collapse just fine"
);
Ok(())
}
#[test]
fn ignored_with_prefix_pathspec_collapses_just_like_untracked() -> crate::Result {
let root = fixture("untracked-and-ignored-for-collapse");
let ((out, _root), entries) = collect_filtered(
&root,
None,
|keep, ctx| {
walk(
&root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_untracked: CollapseDirectory,
emit_ignored: Some(CollapseDirectory),
..options()
},
keep,
)
},
["untracked", "no-match"],
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 6,
}
);
assert_eq!(
entries,
[entryps("untracked", Untracked, Directory, Prefix)],
"prefix matches allow untracked directories to collapse"
);
let ((out, _root), entries) = collect_filtered(
&root,
None,
|keep, ctx| {
walk(
&root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_untracked: CollapseDirectory,
emit_ignored: Some(CollapseDirectory),
..options()
},
keep,
)
},
["ignored", "ignored-inside"],
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 4,
returned_entries: entries.len(),
seen_entries: 8,
}
);
assert_eq!(
entries,
[
entryps("ignored", Ignored(Expendable), Directory, Prefix),
entryps("ignored-inside", Ignored(Expendable), Directory, Prefix)
],
"prefix matches allow ignored directories to collapse as well"
);
Ok(())
}
#[test]
fn ignored_dir_with_cwd_handling() -> crate::Result {
let root = fixture("untracked-and-ignored-for-collapse");
let ((out, _root), entries) = collect_filtered_with_cwd(
&root,
Some(&root.join("ignored")),
None,
|keep, ctx| {
walk(
&root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_ignored: Some(CollapseDirectory),
..options()
},
keep,
)
},
None::<&str>,
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 3,
}
);
assert_eq!(
entries,
[entryps("ignored", Ignored(Expendable), Directory, Prefix)],
"even if the traversal root is for deletion, unless the CWD is set it will be collapsed (no special cases)"
);
let real_root = gix_path::realpath(&root)?;
let ((out, _root), entries) = collect_filtered_with_cwd(
&real_root,
Some(&real_root.join("ignored")),
Some("ignored"),
|keep, ctx| {
walk(
&real_root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_ignored: Some(CollapseDirectory),
..options()
},
keep,
)
},
None::<&str>,
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 2,
}
);
assert_eq!(
entries,
[
entryps("ignored/b", Ignored(Expendable), File, Prefix),
],
"the traversal starts from the top, but we automatically prevent the 'd' directory from being deleted by stopping its collapse."
);
let real_root = gix_path::realpath(fixture("subdir-untracked-and-ignored"))?;
let ((out, _root), entries) = collect_filtered_with_cwd(
&real_root,
None,
Some("d/d/generated"),
|keep, ctx| {
walk(
&real_root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_ignored: Some(CollapseDirectory),
emit_pruned: false,
..options()
},
keep,
)
},
Some(":/*generated/*"),
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 8,
returned_entries: entries.len(),
seen_entries: 26
}
);
assert_eq!(
entries,
[
entryps("d/d/generated/b", Ignored(Expendable), File, WildcardMatch),
entryps("d/generated", Ignored(Expendable), Directory, WildcardMatch),
entryps("generated", Ignored(Expendable), Directory, WildcardMatch),
],
"'d/d/generated/b' is there because the parent directory isn't allowed to fold due to the CWD rule."
);
Ok(())
}
#[test]
fn ignored_with_cwd_handling() -> crate::Result {
let root = gix_path::realpath(fixture("ignored-with-empty"))?;
let ((out, _root), entries) = collect_filtered_with_cwd(
&root,
None,
None,
|keep, ctx| {
walk(
&root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_ignored: Some(CollapseDirectory),
emit_empty_directories: true,
..options()
},
keep,
)
},
None::<&str>,
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 1,
returned_entries: entries.len(),
seen_entries: 3,
}
);
assert_eq!(
entries,
[entry("target", Ignored(Expendable), Directory),],
"the baseline shows the content"
);
let ((out, _root), entries) = collect_filtered_with_cwd(
&root,
Some(&root),
Some("target/empty"),
|keep, ctx| {
walk(
&root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_ignored: Some(CollapseDirectory),
emit_empty_directories: true,
..options()
},
keep,
)
},
Some("target"),
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 5,
returned_entries: entries.len(),
seen_entries: 7,
}
);
assert_eq!(
entries,
[
entryps("target/debug", Ignored(Expendable), Directory, Prefix),
entryps("target/empty", Ignored(Expendable), Directory, Prefix).with_property(EmptyDirectoryAndCWD),
entryps("target/release", Ignored(Expendable), Directory, Prefix),
],
"it detects empty as CWD (very special case) and lists it as usual, while also preventing collapse to assure \
to not accidentally end up trying to delete a parent directory"
);
Ok(())
}
#[test]
fn only_untracked_with_cwd_handling() -> crate::Result {
let root = fixture("only-untracked");
let ((out, _root), entries) = collect_filtered_with_cwd(
&root,
None,
None,
|keep, ctx| {
walk(
&root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_untracked: CollapseDirectory,
..options()
},
keep,
)
},
None::<&str>,
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 3,
returned_entries: entries.len(),
seen_entries: 9,
}
);
assert_eq!(
entries,
[
entry("a", Untracked, File),
entry("b", Untracked, File),
entry("c", Untracked, File),
entry("d", Untracked, Directory),
],
"the top-level is never collapsed, as our CWD is the worktree root"
);
let ((out, _root), entries) = collect_filtered_with_cwd(
&root,
Some(&root.join("d")),
None,
|keep, ctx| {
walk(
&root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_untracked: CollapseDirectory,
..options()
},
keep,
)
},
None::<&str>,
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 5,
}
);
assert_eq!(
entries,
[entryps("d", Untracked, Directory, Prefix),],
"even if the traversal root is for deletion, unless the CWD is set it will be collapsed (no special cases)"
);
let real_root = gix_path::realpath(&root)?;
let ((out, _root), entries) = collect_filtered_with_cwd(
&real_root,
Some(&real_root),
Some("d"),
|keep, ctx| {
walk(
&real_root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_untracked: CollapseDirectory,
..options()
},
keep,
)
},
None::<&str>,
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 3,
returned_entries: entries.len(),
seen_entries: 8,
}
);
assert_eq!(
entries,
[
entry("a", Untracked, File),
entry("b", Untracked, File),
entry("c", Untracked, File),
entry("d/a", Untracked, File),
entry("d/b", Untracked, File),
entry("d/d", Untracked, Directory),
],
"the traversal starts from the top, but we automatically prevent the 'd' directory from being deleted by stopping its collapse."
);
let ((out, _root), entries) = collect_filtered_with_cwd(
&real_root,
None,
Some("d"),
|keep, ctx| {
walk(
&real_root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_untracked: CollapseDirectory,
..options()
},
keep,
)
},
Some("../d/"),
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 4,
}
);
assert_eq!(
entries,
[
entryps("d/a", Untracked, File, Prefix),
entryps("d/b", Untracked, File, Prefix),
entryps("d/d", Untracked, Directory, Prefix),
],
"this will correctly detect that the pathspec leads back into our CWD, which wouldn't be the case otherwise"
);
Ok(())
}
#[test]
fn only_untracked_with_pathspec() -> crate::Result {
let root = fixture("only-untracked");
let ((out, _root), entries) = collect_filtered(
&root,
None,
|keep, ctx| {
walk(
&root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_untracked: CollapseDirectory,
..options()
},
keep,
)
},
Some("d/"),
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 5,
}
);
assert_eq!(
entries,
[entryps("d", Untracked, Directory, Prefix)],
"this is equivalent as if we use a prefix, as we end up starting the traversal from 'd'"
);
let ((out, _root), entries) = collect_filtered(
&root,
None,
|keep, ctx| {
walk(
&root,
ctx,
walk::Options {
for_deletion: None,
emit_untracked: CollapseDirectory,
..options()
},
keep,
)
},
Some("d/"),
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 5,
}
);
assert_eq!(
entries,
[entryps("d", Untracked, Directory, Prefix)],
"When not deleting things, it's once again the same effect as with a prefix"
);
Ok(())
}
#[test]
fn only_untracked_with_prefix_deletion() -> crate::Result {
let root = fixture("only-untracked");
let troot = root.join("d");
let ((out, _root), entries) = collect(&root, Some(&troot), |keep, ctx| {
walk(
&root,
ctx,
walk::Options {
for_deletion: Some(Default::default()),
emit_untracked: CollapseDirectory,
..options()
},
keep,
)
});
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 5,
}
);
assert_eq!(
entries,
[entryps("d", Untracked, Directory, Prefix),],
"This is like being inside of 'd', but the CWD is now explicit so we happily fold"
);
let ((out, _root), entries) = collect(&root, Some(&troot), |keep, ctx| {
walk(
&root,
ctx,
walk::Options {
for_deletion: None,
emit_untracked: CollapseDirectory,
..options()
},
keep,
)
});
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 5,
}
);
assert_eq!(
entries,
[entryps("d", Untracked, Directory, Prefix)],
"However, when not deleting, we can collapse, as we could still add all with 'git add .'"
);
Ok(())
}
#[test]
fn only_untracked() -> crate::Result {
let root = fixture("only-untracked");
let ((out, _root), entries) = collect(&root, None, |keep, ctx| walk(&root, ctx, options(), keep));
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 3,
returned_entries: entries.len(),
seen_entries: 7,
}
);
assert_eq!(
entries,
[
entry("a", Untracked, File),
entry("b", Untracked, File),
entry("c", Untracked, File),
entry("d/a", Untracked, File),
entry("d/b", Untracked, File),
entry("d/d/a", Untracked, File),
]
);
let ((out, _root), entries) =
collect_filtered(&root, None, |keep, ctx| walk(&root, ctx, options(), keep), Some("d/*"));
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 3,
}
);
assert_eq!(
entries,
[
entryps("d/a", Untracked, File, WildcardMatch),
entryps("d/b", Untracked, File, WildcardMatch),
entryps("d/d/a", Untracked, File, WildcardMatch),
]
);
let ((out, _root), entries) = collect(&root, None, |keep, ctx| {
walk(
&root,
ctx,
walk::Options {
emit_untracked: CollapseDirectory,
..options()
},
keep,
)
});
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 3,
returned_entries: entries.len(),
seen_entries: 7 + 2,
},
"There are 2 extra directories that we fold into, but ultimately discard"
);
assert_eq!(
entries,
[
entry("a", Untracked, File),
entry("b", Untracked, File),
entry("c", Untracked, File),
entry("d", Untracked, Directory),
]
);
Ok(())
}
#[test]
fn only_untracked_explicit_pathspec_selection() -> crate::Result {
let root = fixture("only-untracked");
let ((out, _root), entries) = collect_filtered(
&root,
None,
|keep, ctx| {
walk(
&root,
ctx,
walk::Options {
emit_untracked: Matching,
..options()
},
keep,
)
},
["d/a", "d/d/a"],
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 3,
},
);
assert_eq!(
entries,
[
entryps("d/a", Untracked, File, Verbatim),
entryps("d/d/a", Untracked, File, Verbatim)
],
"this works just like expected, as nothing is collapsed anyway"
);
let ((out, _root), entries) = collect_filtered(
&root,
None,
|keep, ctx| {
walk(
&root,
ctx,
walk::Options {
emit_untracked: CollapseDirectory,
emit_pruned: true,
..options()
},
keep,
)
},
["d/a", "d/d/a"],
);
assert_eq!(
out,
walk::Outcome {
read_dir_calls: 2,
returned_entries: entries.len(),
seen_entries: 3,
},
"no collapsing happens"
);
assert_eq!(
entries,
[
entryps("d/a", Untracked, File, Verbatim),
entry_nokind("d/b", Pruned),
entryps("d/d/a", Untracked, File, Verbatim)],
"we actually want to mention the entries that matched the pathspec precisely, so two of them would be needed here \
while preventing the directory collapse from happening"
);
let ((out, _root), entries) = collect_filtered(
&root,
None,
|keep, ctx| {
walk(