test(fs): cover root path separator normalization

This commit is contained in:
danmobot 2026-06-23 20:57:42 +01:00
parent 46ffda264f
commit acc2c5c6aa
2 changed files with 24 additions and 49 deletions

View file

@ -1064,8 +1064,8 @@ func (r *sandboxFs) execute(path string, fn func(root *os.Root, relPath string)
return err return err
} }
// os.Root api on windows only accept forward slashes (/) // os.Root API on Windows only accepts forward slashes (/).
relPath = filepath.ToSlash(relPath) relPath = normalizeRootRelPath(relPath)
return fn(root, relPath) return fn(root, relPath)
} }
@ -1230,6 +1230,17 @@ func buildFs(workspace string, restrict bool, patterns []*regexp.Regexp) fileSys
return sandbox return sandbox
} }
func normalizeRootRelPath(relPath string) string {
return normalizeRootRelPathForSeparator(relPath, os.PathSeparator)
}
func normalizeRootRelPathForSeparator(relPath string, sep rune) string {
if sep == '\\' {
return strings.ReplaceAll(relPath, `\`, `/`)
}
return relPath
}
// Helper to get a safe relative path for os.Root usage // Helper to get a safe relative path for os.Root usage
func getSafeRelPath(workspace, path string) (string, error) { func getSafeRelPath(workspace, path string) (string, error) {
if workspace == "" { if workspace == "" {

View file

@ -1,57 +1,21 @@
package fstools package fstools
import ( import "testing"
"io"
"os"
"path/filepath"
"testing"
)
func TestSandboxFsReadDirAcceptsOSSpecificRelativePaths(t *testing.T) { func TestNormalizeRootRelPathForWindowsSeparator(t *testing.T) {
workspace := t.TempDir() got := normalizeRootRelPathForSeparator(`aaa\bbb\file.txt`, '\\')
if err := os.MkdirAll(filepath.Join(workspace, "aaa", "bbb", "ccc"), 0o755); err != nil { want := "aaa/bbb/file.txt"
t.Fatalf("create nested directory: %v", err)
}
if err := os.WriteFile(filepath.Join(workspace, "aaa", "bbb", "file.txt"), []byte("hello"), 0o600); err != nil {
t.Fatalf("create nested file: %v", err)
}
fsys := &sandboxFs{workspace: workspace} if got != want {
entries, err := fsys.ReadDir(filepath.Join("aaa", "bbb")) t.Fatalf("normalizeRootRelPathForSeparator() = %q, want %q", got, want)
if err != nil {
t.Fatalf("ReadDir with OS-specific relative path returned error: %v", err)
}
seen := map[string]bool{}
for _, entry := range entries {
seen[entry.Name()] = true
}
if !seen["ccc"] || !seen["file.txt"] {
t.Fatalf("ReadDir entries = %v, want ccc and file.txt", seen)
} }
} }
func TestSandboxFsOpenAcceptsOSSpecificRelativePaths(t *testing.T) { func TestNormalizeRootRelPathForUnixSeparatorLeavesBackslashUnchanged(t *testing.T) {
workspace := t.TempDir() input := `aaa\bbb\file.txt`
if err := os.MkdirAll(filepath.Join(workspace, "aaa", "bbb"), 0o755); err != nil { got := normalizeRootRelPathForSeparator(input, '/')
t.Fatalf("create nested directory: %v", err)
}
if err := os.WriteFile(filepath.Join(workspace, "aaa", "bbb", "file.txt"), []byte("hello"), 0o600); err != nil {
t.Fatalf("create nested file: %v", err)
}
fsys := &sandboxFs{workspace: workspace} if got != input {
file, err := fsys.Open(filepath.Join("aaa", "bbb", "file.txt")) t.Fatalf("normalizeRootRelPathForSeparator() = %q, want %q", got, input)
if err != nil {
t.Fatalf("Open with OS-specific relative path returned error: %v", err)
}
defer file.Close()
data, err := io.ReadAll(file)
if err != nil {
t.Fatalf("read opened file: %v", err)
}
if string(data) != "hello" {
t.Fatalf("file content = %q, want %q", string(data), "hello")
} }
} }