1 files changed, 62 insertions, 0 deletions
diff --git a/devtools/client/application/test/browser/browser_application_panel_worker-states.js b/devtools/client/application/test/browser/browser_application_panel_worker-states.js
new file mode 100644
index 0000000000..54446506fa
--- /dev/null
+++ b/devtools/client/application/test/browser/browser_application_panel_worker-states.js
@@ -0,0 +1,62 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const TAB_URL = URL_ROOT + "resources/service-workers/controlled-install.html";
+
+add_task(async function () {
+  await enableApplicationPanel();
+
+  const { panel, tab } = await openNewTabAndApplicationPanel(TAB_URL);
+  const doc = panel.panelWin.document;
+
+  selectPage(panel, "service-workers");
+
+  info("Check for non-existing service worker");
+  const isWorkerListEmpty = !!doc.querySelector(".js-registration-list-empty");
+  ok(isWorkerListEmpty, "No Service Worker displayed");
+
+  info("Register a service worker with a controlled install in the page.");
+  await SpecialPowers.spawn(tab.linkedBrowser, [], async function () {
+    content.wrappedJSObject.registerServiceWorker();
+  });
+
+  info("Wait until the service worker appears in the application panel");
+  await waitUntil(() => !!getWorkerContainers(doc).length);
+  info("Wait until the 'Installing' state is displayed");
+  await waitUntil(() => {
+    const containers = getWorkerContainers(doc);
+    if (containers.length === 0) {
+      return false;
+    }
+
+    const stateEl = containers[0].querySelector(".js-worker-status");
+    return stateEl.textContent.toLowerCase() === "installing";
+  });
+
+  info("Allow the service worker to complete installation");
+  await SpecialPowers.spawn(tab.linkedBrowser, [], async function () {
+    content.wrappedJSObject.installServiceWorker();
+  });
+
+  info("Wait until the 'running' state is displayed");
+  await waitUntil(() => {
+    const workerContainer = getWorkerContainers(doc)[0];
+    const stateEl = workerContainer.querySelector(".js-worker-status");
+    return stateEl.textContent.toLowerCase() === "running";
+  });
+
+  info("Unregister the service worker");
+  await SpecialPowers.spawn(tab.linkedBrowser, [], async function () {
+    const registration = await content.wrappedJSObject.sw;
+    registration.unregister();
+  });
+
+  info("Wait until the service worker is removed from the application panel");
+  await waitUntil(() => getWorkerContainers(doc).length === 0);
+
+  // close the tab
+  info("Closing the tab.");
+  await BrowserTestUtils.removeTab(tab);
+});