archives/zig
1
0
Fork 0
mirror of https://codeberg.org/ziglang/zig.git synced 2026-03-08 02:24:33 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Test Dir.Reader.min_buffer_len via "max file name component lengths" test

Browse source
This commit is contained in:
Ryan Liptak 2025-12-18 16:25:57 -08:00 • committed by Andrew Kelley
parent 3466056478
commit 1edae601a1
1 changed files with 18 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

20
lib/std/fs/test.zig
View file

@ -1368,13 +1368,29 @@ test "makepath ignores '.'" {
}
fn testFilenameLimits(io: Io, iterable_dir: Dir, maxed_filename: []const u8) !void {
// setup, create a dir and a nested file both with maxed filenames, and walk the dir
// create a file, a dir, and a nested file all with maxed filenames
{
try iterable_dir.writeFile(io, .{ .sub_path = maxed_filename, .data = "" });
var maxed_dir = try iterable_dir.makeOpenPath(io, maxed_filename, .{});
defer maxed_dir.close(io);
try maxed_dir.writeFile(io, .{ .sub_path = maxed_filename, .data = "" });
}
// Low level API with minimum buffer length
{
var reader_buf: [Dir.Reader.min_buffer_len]u8 align(@alignOf(usize)) = undefined;
var reader: Dir.Reader = .init(iterable_dir, &reader_buf);
var count: usize = 0;
while (try reader.next(io)) |entry| {
try expectEqualStrings(maxed_filename, entry.name);
count += 1;
}
try expectEqual(@as(usize, 2), count);
}
// High level walk API
{
var walker = try iterable_dir.walk(testing.allocator);
defer walker.deinit();
@ -1383,7 +1399,7 @@ fn testFilenameLimits(io: Io, iterable_dir: Dir, maxed_filename: []const u8) !vo
try expectEqualStrings(maxed_filename, entry.basename);
count += 1;
}
try expectEqual(@as(usize, 2), count);
try expectEqual(@as(usize, 3), count);
}
// ensure that we can delete the tree