1 files changed, 28 insertions, 0 deletions
diff --git a/toolkit/components/forgetaboutsite/test/unit/head_forgetaboutsite.js b/toolkit/components/forgetaboutsite/test/unit/head_forgetaboutsite.js
new file mode 100644
index 0000000000..0e0e178e96
--- /dev/null
+++ b/toolkit/components/forgetaboutsite/test/unit/head_forgetaboutsite.js
@@ -0,0 +1,28 @@
+/* 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/. */
+
+var profileDir = do_get_profile();
+
+/**
+ * Removes any files that could make our tests fail.
+ */
+async function cleanUp() {
+  let files = ["places.sqlite", "cookies.sqlite"];
+
+  for (let i = 0; i < files.length; i++) {
+    let file = Services.dirsvc.get("ProfD", Ci.nsIFile);
+    file.append(files[i]);
+    if (file.exists()) {
+      file.remove(false);
+    }
+  }
+
+  await new Promise(resolve => {
+    Services.clearData.deleteData(
+      Ci.nsIClearDataService.CLEAR_PERMISSIONS,
+      value => resolve()
+    );
+  });
+}
+cleanUp();