1 files changed, 54 insertions, 0 deletions
diff --git a/toolkit/components/osfile/tests/xpcshell/test_removeEmptyDir.js b/toolkit/components/osfile/tests/xpcshell/test_removeEmptyDir.js
new file mode 100644
index 0000000000..a81463bc7f
--- /dev/null
+++ b/toolkit/components/osfile/tests/xpcshell/test_removeEmptyDir.js
@@ -0,0 +1,54 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const { OS } = ChromeUtils.import("resource://gre/modules/osfile.jsm");
+
+registerCleanupFunction(function() {
+  Services.prefs.setBoolPref("toolkit.osfile.log", false);
+});
+
+function run_test() {
+  Services.prefs.setBoolPref("toolkit.osfile.log", true);
+
+  run_next_test();
+}
+
+/**
+ * Test OS.File.removeEmptyDir
+ */
+add_task(async function() {
+  // Set up profile. We create the directory in the profile, because the profile
+  // is removed after every test run.
+  do_get_profile();
+
+  let dir = OS.Path.join(OS.Constants.Path.profileDir, "directory");
+
+  // Sanity checking for the test
+  Assert.equal(false, await OS.File.exists(dir));
+
+  // Remove non-existent directory
+  await OS.File.removeEmptyDir(dir);
+
+  // Remove non-existent directory with ignoreAbsent
+  await OS.File.removeEmptyDir(dir, { ignoreAbsent: true });
+
+  // Remove non-existent directory with ignoreAbsent false
+  let exception = null;
+  try {
+    await OS.File.removeEmptyDir(dir, { ignoreAbsent: false });
+  } catch (ex) {
+    exception = ex;
+  }
+
+  Assert.ok(!!exception);
+  Assert.ok(exception instanceof OS.File.Error);
+  Assert.ok(exception.becauseNoSuchFile);
+
+  // Remove empty directory
+  await OS.File.makeDir(dir);
+  await OS.File.removeEmptyDir(dir);
+  Assert.equal(false, await OS.File.exists(dir));
+});