1 files changed, 26 insertions, 0 deletions
diff --git a/browser/base/content/test/favicons/browser_mixed_content.js b/browser/base/content/test/favicons/browser_mixed_content.js
new file mode 100644
index 0000000000..37bc86f12f
--- /dev/null
+++ b/browser/base/content/test/favicons/browser_mixed_content.js
@@ -0,0 +1,26 @@
+add_task(async () => {
+  await SpecialPowers.pushPrefEnv({
+    set: [["security.mixed_content.upgrade_display_content", false]],
+  });
+
+  const testPath =
+    "https://example.com/browser/browser/base/content/test/favicons/file_insecure_favicon.html";
+  const expectedIcon =
+    "http://example.com/browser/browser/base/content/test/favicons/file_favicon.png";
+
+  let tab = BrowserTestUtils.addTab(gBrowser, testPath);
+  gBrowser.selectedTab = tab;
+  let browser = tab.linkedBrowser;
+
+  let faviconPromise = waitForLinkAvailable(browser);
+  await BrowserTestUtils.browserLoaded(browser);
+  let iconURI = await faviconPromise;
+  is(iconURI, expectedIcon, "Got correct icon.");
+
+  ok(
+    gIdentityHandler._isMixedPassiveContentLoaded,
+    "Should have seen mixed content."
+  );
+
+  BrowserTestUtils.removeTab(tab);
+});