1 files changed, 22 insertions, 0 deletions
diff --git a/browser/components/newtab/test/browser/abouthomecache/browser_basic_endtoend.js b/browser/components/newtab/test/browser/abouthomecache/browser_basic_endtoend.js
new file mode 100644
index 0000000000..bd42dd4af9
--- /dev/null
+++ b/browser/components/newtab/test/browser/abouthomecache/browser_basic_endtoend.js
@@ -0,0 +1,22 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Tests that the about:home cache gets written on shutdown, and read
+ * from in the subsequent startup.
+ */
+add_task(async function test_basic_behaviour() {
+  await withFullyLoadedAboutHome(async browser => {
+    // First, clear the cache to test the base case.
+    await clearCache();
+    await simulateRestart(browser);
+    await ensureCachedAboutHome(browser);
+
+    // Next, test that a subsequent restart also shows the cached
+    // about:home.
+    await simulateRestart(browser);
+    await ensureCachedAboutHome(browser);
+  });
+});