From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:22:09 +0200
Subject: Adding upstream version 110.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../sessionstore/test/browser_async_flushes.js     | 131 +++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100644 browser/components/sessionstore/test/browser_async_flushes.js

(limited to 'browser/components/sessionstore/test/browser_async_flushes.js')

diff --git a/browser/components/sessionstore/test/browser_async_flushes.js b/browser/components/sessionstore/test/browser_async_flushes.js
new file mode 100644
index 0000000000..dc6bfa4bc4
--- /dev/null
+++ b/browser/components/sessionstore/test/browser_async_flushes.js
@@ -0,0 +1,131 @@
+"use strict";
+
+const PATH = getRootDirectory(gTestPath).replace(
+  "chrome://mochitests/content/",
+  "http://example.com/"
+);
+const URL = PATH + "file_async_flushes.html";
+
+add_task(async function test_flush() {
+  // Create new tab.
+  let tab = BrowserTestUtils.addTab(gBrowser, URL);
+  let browser = tab.linkedBrowser;
+  await promiseBrowserLoaded(browser);
+
+  // Flush to empty any queued update messages.
+  await TabStateFlusher.flush(browser);
+
+  // There should be one history entry.
+  let { entries } = JSON.parse(ss.getTabState(tab));
+  is(entries.length, 1, "there is a single history entry");
+
+  // Click the link to navigate, this will add second shistory entry.
+  await SpecialPowers.spawn(browser, [], async function() {
+    return new Promise(resolve => {
+      docShell.chromeEventHandler.addEventListener(
+        "hashchange",
+        () => resolve(),
+        { once: true, capture: true }
+      );
+
+      // Click the link.
+      content.document.querySelector("a").click();
+    });
+  });
+
+  // Flush to empty any queued update messages.
+  await TabStateFlusher.flush(browser);
+
+  // There should be two history entries now.
+  ({ entries } = JSON.parse(ss.getTabState(tab)));
+  is(entries.length, 2, "there are two shistory entries");
+
+  // Cleanup.
+  gBrowser.removeTab(tab);
+});
+
+add_task(async function test_crash() {
+  if (Services.appinfo.sessionHistoryInParent) {
+    // This test relies on frame script message ordering. Since the frame script
+    // is unused with SHIP, there's no guarantee that we'll crash the frame
+    // before we've started the flush.
+    ok(true, "Test relies on frame script message ordering.");
+    return;
+  }
+
+  // Create new tab.
+  let tab = BrowserTestUtils.addTab(gBrowser, URL);
+  gBrowser.selectedTab = tab;
+  let browser = tab.linkedBrowser;
+  await promiseBrowserLoaded(browser);
+
+  // Flush to empty any queued update messages.
+  await TabStateFlusher.flush(browser);
+
+  // There should be one history entry.
+  let { entries } = JSON.parse(ss.getTabState(tab));
+  is(entries.length, 1, "there is a single history entry");
+
+  // Click the link to navigate.
+  await SpecialPowers.spawn(browser, [], async function() {
+    return new Promise(resolve => {
+      docShell.chromeEventHandler.addEventListener(
+        "hashchange",
+        () => resolve(),
+        { once: true, capture: true }
+      );
+
+      // Click the link.
+      content.document.querySelector("a").click();
+    });
+  });
+
+  // Crash the browser and flush. Both messages are async and will be sent to
+  // the content process. The "crash" message makes it first so that we don't
+  // get a chance to process the flush. The TabStateFlusher however should be
+  // notified so that the flush still completes.
+  let promise1 = BrowserTestUtils.crashFrame(browser);
+  let promise2 = TabStateFlusher.flush(browser);
+  await Promise.all([promise1, promise2]);
+
+  // The pending update should be lost.
+  ({ entries } = JSON.parse(ss.getTabState(tab)));
+  is(entries.length, 1, "still only one history entry");
+
+  // Cleanup.
+  gBrowser.removeTab(tab);
+});
+
+add_task(async function test_remove() {
+  // Create new tab.
+  let tab = BrowserTestUtils.addTab(gBrowser, URL);
+  let browser = tab.linkedBrowser;
+  await promiseBrowserLoaded(browser);
+
+  // Flush to empty any queued update messages.
+  await TabStateFlusher.flush(browser);
+
+  // There should be one history entry.
+  let { entries } = JSON.parse(ss.getTabState(tab));
+  is(entries.length, 1, "there is a single history entry");
+
+  // Click the link to navigate.
+  await SpecialPowers.spawn(browser, [], async function() {
+    return new Promise(resolve => {
+      docShell.chromeEventHandler.addEventListener(
+        "hashchange",
+        () => resolve(),
+        { once: true, capture: true }
+      );
+
+      // Click the link.
+      content.document.querySelector("a").click();
+    });
+  });
+
+  // Request a flush and remove the tab. The flush should still complete.
+  await Promise.all([
+    TabStateFlusher.flush(browser),
+    promiseRemoveTabAndSessionState(tab),
+  ]);
+});
-- 
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