1 files changed, 42 insertions, 0 deletions
diff --git a/toolkit/components/thumbnails/test/browser_thumbnails_bug818225.js b/toolkit/components/thumbnails/test/browser_thumbnails_bug818225.js
new file mode 100644
index 0000000000..5f557c40a4
--- /dev/null
+++ b/toolkit/components/thumbnails/test/browser_thumbnails_bug818225.js
@@ -0,0 +1,42 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+const URL =
+  "http://mochi.test:8888/browser/toolkit/components/thumbnails/" +
+  "test/background_red.html?" +
+  Date.now();
+
+// Test PageThumbs API function getThumbnailPath
+add_task(async function thumbnails_bg_bug818225() {
+  let path = PageThumbs.getThumbnailPath(URL);
+  await testIfExists(path, false, "Thumbnail file does not exist");
+  await promiseAddVisitsAndRepopulateNewTabLinks(URL);
+
+  await BrowserTestUtils.withNewTab(
+    {
+      gBrowser,
+      url: URL,
+    },
+    async browser => {
+      gBrowserThumbnails.clearTopSiteURLCache();
+      await whenFileExists(URL);
+    }
+  );
+
+  path = PageThumbs.getThumbnailPath(URL);
+  let expectedPath = PageThumbsStorageService.getFilePathForURL(URL);
+  is(path, expectedPath, "Thumbnail file has correct path");
+
+  await testIfExists(path, true, "Thumbnail file exists");
+});
+
+function testIfExists(aPath, aExpected, aMessage) {
+  return IOUtils.exists(aPath).then(
+    function onSuccess(exists) {
+      is(exists, aExpected, aMessage);
+    },
+    function onFailure(error) {
+      ok(false, `IOUtils.exists() failed ${error}`);
+    }
+  );
+}