1 files changed, 54 insertions, 0 deletions
diff --git a/devtools/client/application/test/browser/browser_application_panel_list-several-workers.js b/devtools/client/application/test/browser/browser_application_panel_list-several-workers.js
new file mode 100644
index 0000000000..4e1295082e
--- /dev/null
+++ b/devtools/client/application/test/browser/browser_application_panel_list-several-workers.js
@@ -0,0 +1,54 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Check that the application panel can display several service workers applying to the
+ * same domain.
+ */
+
+const SIMPLE_URL = URL_ROOT + "resources/service-workers/simple.html";
+const OTHER_SCOPE_URL = URL_ROOT + "resources/service-workers/scope-page.html";
+
+add_task(async function () {
+  await enableApplicationPanel();
+
+  const { panel, commands, tab } = await openNewTabAndApplicationPanel(
+    SIMPLE_URL
+  );
+  const doc = panel.panelWin.document;
+
+  selectPage(panel, "service-workers");
+
+  info("Wait until the service worker appears in the application panel");
+  await waitUntil(() => getWorkerContainers(doc).length === 1);
+
+  info("Wait until the unregister button is displayed for the service worker");
+  await waitUntil(() =>
+    getWorkerContainers(doc)[0].querySelector(".js-unregister-button")
+  );
+
+  ok(true, "First service worker registration is displayed");
+
+  info(
+    "Navigate to another page for the same domain with another service worker"
+  );
+  await navigateTo(OTHER_SCOPE_URL);
+
+  info("Wait until the service worker appears in the application panel");
+  await waitUntil(() => getWorkerContainers(doc).length === 2);
+
+  info("Wait until the unregister button is displayed for the service worker");
+  await waitUntil(() =>
+    getWorkerContainers(doc)[1].querySelector(".js-unregister-button")
+  );
+
+  ok(true, "Second service worker registration is displayed");
+
+  await unregisterAllWorkers(commands.client, doc);
+
+  // close the tab
+  info("Closing the tab.");
+  await BrowserTestUtils.removeTab(tab);
+});