1 files changed, 60 insertions, 0 deletions
diff --git a/devtools/client/storage/test/browser_storage_sessionstorage_navigation.js b/devtools/client/storage/test/browser_storage_sessionstorage_navigation.js
new file mode 100644
index 0000000000..22d6d5661f
--- /dev/null
+++ b/devtools/client/storage/test/browser_storage_sessionstorage_navigation.js
@@ -0,0 +1,60 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+add_task(async function () {
+  const URL1 = buildURLWithContent(
+    "example.com",
+    `<h1>example.com</h1>` +
+      `<script>sessionStorage.setItem("lorem", "ipsum");</script>`
+  );
+  const URL2 = buildURLWithContent(
+    "example.net",
+    `<h1>example.net</h1>` +
+      `<script>sessionStorage.setItem("foo", "bar");</script>`
+  );
+
+  // open tab
+  await openTabAndSetupStorage(URL1);
+  const doc = gPanelWindow.document;
+
+  // Check first domain
+  // check that both host appear in the storage tree
+  checkTree(doc, ["sessionStorage", "https://example.com"]);
+  // check the table for values
+  await selectTreeItem(["sessionStorage", "https://example.com"]);
+  checkStorageData("lorem", "ipsum");
+
+  // clear up session storage data before navigating
+  info("Cleaning up sessionStorage…");
+  await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async function () {
+    const win = content.wrappedJSObject;
+    await win.sessionStorage.clear();
+  });
+
+  // Check second domain
+  await navigateTo(URL2);
+  // wait for storage tree refresh, and check host
+  info("Waiting for storage tree to refresh and show correct host…");
+  await waitUntil(() =>
+    isInTree(doc, ["sessionStorage", "https://example.net"])
+  );
+
+  ok(
+    !isInTree(doc, ["sessionStorage", "https://example.com"]),
+    "example.com item is not in the tree anymore"
+  );
+
+  // check the table for values
+  await selectTreeItem(["sessionStorage", "https://example.net"]);
+  checkStorageData("foo", "bar");
+
+  info("Check that the sessionStorage node still has the expected label");
+  is(
+    getTreeNodeLabel(doc, ["sessionStorage"]),
+    "Session Storage",
+    "sessionStorage item is properly displayed"
+  );
+});