1 files changed, 62 insertions, 0 deletions
diff --git a/browser/components/aboutlogins/tests/browser/browser_sessionRestore.js b/browser/components/aboutlogins/tests/browser/browser_sessionRestore.js
new file mode 100644
index 0000000000..5ab03f9867
--- /dev/null
+++ b/browser/components/aboutlogins/tests/browser/browser_sessionRestore.js
@@ -0,0 +1,62 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+async function checkLoginDisplayed(browser, testGuid) {
+  await SpecialPowers.spawn(browser, [testGuid], async function (guid) {
+    let loginList = Cu.waiveXrays(content.document.querySelector("login-list"));
+    let loginFound = await ContentTaskUtils.waitForCondition(() => {
+      return (
+        loginList._loginGuidsSortedOrder.length == 1 &&
+        loginList._loginGuidsSortedOrder[0] == guid
+      );
+    }, "Waiting for login to be displayed in page");
+    Assert.ok(loginFound, "Confirming that login is displayed in page");
+  });
+}
+
+add_task(async function () {
+  TEST_LOGIN1 = await addLogin(TEST_LOGIN1);
+  registerCleanupFunction(() => {
+    Services.logins.removeAllUserFacingLogins();
+  });
+
+  const testGuid = TEST_LOGIN1.guid;
+  const tab = BrowserTestUtils.addTab(gBrowser, "about:logins");
+  const browser = gBrowser.getBrowserForTab(tab);
+  await BrowserTestUtils.browserLoaded(browser);
+
+  await checkLoginDisplayed(browser, testGuid);
+
+  BrowserTestUtils.removeTab(tab);
+  info("Adding a lazy about:logins tab...");
+  let lazyTab = BrowserTestUtils.addTab(gBrowser, "about:logins", {
+    createLazyBrowser: true,
+  });
+
+  Assert.equal(lazyTab.linkedPanel, "", "Tab is lazy");
+  let tabLoaded = new Promise(resolve => {
+    gBrowser.addTabsProgressListener({
+      async onLocationChange(aBrowser) {
+        if (lazyTab.linkedBrowser == aBrowser) {
+          gBrowser.removeTabsProgressListener(this);
+          await Promise.resolve();
+          resolve();
+        }
+      },
+    });
+  });
+
+  info("Switching tab to cause it to get restored");
+  const browserLoaded = BrowserTestUtils.browserLoaded(lazyTab.linkedBrowser);
+  await BrowserTestUtils.switchTab(gBrowser, lazyTab);
+
+  await tabLoaded;
+  await browserLoaded;
+
+  let lazyBrowser = lazyTab.linkedBrowser;
+  await checkLoginDisplayed(lazyBrowser, testGuid);
+
+  BrowserTestUtils.removeTab(lazyTab);
+});