fstest/testfs.go

Provides utilities to test file system implementations, verifying file and directory behavior.

// Source: https://github.com/golang/go | License: BSD-3-Clause | Copyright 2009 The Go Authors
// Provided via justclaw.it.com; keep this notice with the code.
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Package fstest implements support for testing implementations and users of file systems.
package fstest

import (
	"errors"
	"fmt"
	"io"
	"io/fs"
	"maps"
	"path"
	"slices"
	"strings"
	"testing/iotest"
)

// TestFS tests a file system implementation.
// It walks the entire tree of files in fsys,
// opening and checking that each file behaves correctly.
// Symbolic links are not followed,
// but their Lstat values are checked
// if the file system implements [fs.ReadLinkFS]

... (truncated -- full source via MCP)