filesystem.createDirectories(it)
    }
    filesystem.write(file) {
      writeUtf8(content)
    }
  }

  private fun generateSomeGarbageFiles() {
    val dir1 = cacheDir / "dir1"
    val dir2 = dir1 / "dir2"
    writeFile(getCleanFile("g1", 0), "A")
    writeFile(getCleanFile("g1", 1), "B")
    writeFile(getCleanFile("g2", 0), "C")
    writeFile(getCleanFile("g2", 1), "D")

		}
	}
}

func TestXLStorageIsDirEmpty(t *testing.T) {
	tmp := t.TempDir()

	// Should give false on non-existent directory.
	dir1 := slashpath.Join(tmp, "non-existent-directory")
	if isDirEmpty(dir1, true) {
		t.Error("expected false for non-existent directory, got true")
	}

	// Should give false for not-a-directory.
	dir2 := slashpath.Join(tmp, "file")