Function createTestDir

tools/filesystem/filesystem_test.go:961–1120

---

(t *testing.T)

// ---

func createTestDir(t *testing.T) string {
	dir, err := os.MkdirTemp(os.TempDir(), "pb_test")
	if err != nil {
		t.Fatal(err)
	}

	err = os.MkdirAll(filepath.Join(dir, "empty"), os.ModePerm)
	if err != nil {
		t.Fatal(err)
	}

	err = os.MkdirAll(filepath.Join(dir, "test"), os.ModePerm)
	if err != nil {
		t.Fatal(err)
	}

	err = os.WriteFile(filepath.Join(dir, "test/sub1.txt"), []byte("sub1"), 0644)
	if err != nil {
		t.Fatal(err)
	}

	err = os.WriteFile(filepath.Join(dir, "test/sub2.txt"), []byte("sub2"), 0644)
	if err != nil {
		t.Fatal(err)
	}

	// png
	{
		file, err := os.OpenFile(filepath.Join(dir, "image.png"), os.O_WRONLY|os.O_CREATE, 0644)
		if err != nil {
			t.Fatal(err)
		}
		imgRect := image.Rect(0, 0, 1, 1) // tiny 1x1 png
		_ = png.Encode(file, imgRect)
		file.Close()
		err = os.WriteFile(filepath.Join(dir, "image.png.attrs"), []byte(`{"user.cache_control":"","user.content_disposition":"","user.content_encoding":"","user.content_language":"","user.content_type":"image/png","user.metadata":null}`), 0644)
		if err != nil {
			t.Fatal(err)
		}
	}

	// jpg
	{
		file, err := os.OpenFile(filepath.Join(dir, "image.jpg"), os.O_WRONLY|os.O_CREATE, 0644)
		if err != nil {
			t.Fatal(err)
		}
		imgRect := image.Rect(0, 0, 1, 1) // tiny 1x1 jpg
		_ = jpeg.Encode(file, imgRect, nil)
		file.Close()
		err = os.WriteFile(filepath.Join(dir, "image.jpg.attrs"), []byte(`{"user.cache_control":"","user.content_disposition":"","user.content_encoding":"","user.content_language":"","user.content_type":"image/jpeg","user.metadata":null}`), 0644)
		if err != nil {
			t.Fatal(err)
		}
	}

	// svg
	{