1 files changed, 57 insertions, 0 deletions
diff --git a/browser/base/content/test/metaTags/browser_meta_tags.js b/browser/base/content/test/metaTags/browser_meta_tags.js
new file mode 100644
index 0000000000..380a71214c
--- /dev/null
+++ b/browser/base/content/test/metaTags/browser_meta_tags.js
@@ -0,0 +1,57 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+const TEST_PATH =
+  getRootDirectory(gTestPath).replace(
+    "chrome://mochitests/content",
+    "https://example.com"
+  ) + "meta_tags.html";
+/**
+ * This tests that with the page meta_tags.html, ContentMetaHandler.jsm parses
+ * out the meta tags avilable and only stores the best one for description and
+ * one for preview image url. In the case of this test, the best defined meta
+ * tags are "og:description" and "og:image:secure_url". The list of meta tags
+ * and order of preference is found in ContentMetaHandler.jsm.
+ */
+add_task(async function test_metadata() {
+  const tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, TEST_PATH);
+
+  // Wait until places has stored the page info
+  const pageInfo = await waitForPageInfo(TEST_PATH);
+  is(pageInfo.description, "og:description", "got the correct description");
+  is(
+    pageInfo.previewImageURL.href,
+    "https://test.com/og-image-secure-url.jpg",
+    "got the correct preview image"
+  );
+
+  BrowserTestUtils.removeTab(tab);
+  await PlacesUtils.history.clear();
+});
+
+/**
+ * This test is almost like the previous one except it opens a second tab to
+ * make sure the extra tab does not cause the debounce logic to be skipped. If
+ * incorrectly skipped, the updated metadata would not include the delayed meta.
+ */
+add_task(async function multiple_tabs() {
+  const tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, TEST_PATH);
+
+  // Add a background tab to cause another page to load *without* putting the
+  // desired URL in a background tab, which results in its timers being throttled.
+  BrowserTestUtils.addTab(gBrowser);
+
+  // Wait until places has stored the page info
+  const pageInfo = await waitForPageInfo(TEST_PATH);
+  is(pageInfo.description, "og:description", "got the correct description");
+  is(
+    pageInfo.previewImageURL.href,
+    "https://test.com/og-image-secure-url.jpg",
+    "got the correct preview image"
+  );
+
+  BrowserTestUtils.removeTab(tab);
+  BrowserTestUtils.removeTab(gBrowser.selectedTab);
+  await PlacesUtils.history.clear();
+});