Add m-esr52 at 52.6.0

1 files changed, 19 insertions, 0 deletions

diff --git a/toolkit/components/thumbnails/test/browser_thumbnails_bug726727.js b/toolkit/components/thumbnails/test/browser_thumbnails_bug726727.js
new file mode 100644
index 000000000..f7f1f3deb
--- /dev/null
+++ b/toolkit/components/thumbnails/test/browser_thumbnails_bug726727.js
@@ -0,0 +1,19 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * These tests ensure that capturing a sites's thumbnail, saving it and
+ * retrieving it from the cache works.
+ */
+function* runTests() {
+  // Create a tab that shows an error page.
+  let tab = gBrowser.addTab("http://127.0.0.1:1/");
+  let browser = tab.linkedBrowser;
+  yield browser.addEventListener("DOMContentLoaded", function onLoad() {
+    browser.removeEventListener("DOMContentLoaded", onLoad, false);
+    PageThumbs.shouldStoreThumbnail(browser, (aResult) => {
+      ok(!aResult, "we're not going to capture an error page");
+      executeSoon(next);
+    });
+  }, false);
+}