1 files changed, 104 insertions, 0 deletions
diff --git a/devtools/client/aboutdebugging/test/browser/browser_aboutdebugging_serviceworker_status.js b/devtools/client/aboutdebugging/test/browser/browser_aboutdebugging_serviceworker_status.js
new file mode 100644
index 0000000000..50426dcb47
--- /dev/null
+++ b/devtools/client/aboutdebugging/test/browser/browser_aboutdebugging_serviceworker_status.js
@@ -0,0 +1,104 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/* import-globals-from helper-serviceworker.js */
+Services.scriptloader.loadSubScript(
+  CHROME_URL_ROOT + "helper-serviceworker.js",
+  this
+);
+
+const SW_TAB_URL =
+  URL_ROOT_SSL + "resources/service-workers/controlled-sw.html";
+const SW_URL = URL_ROOT_SSL + "resources/service-workers/controlled-sw.js";
+
+/**
+ * Test that the service worker has the status "registering" when the service worker is
+ * not installed yet. Other states (stopped, running) are covered by the existing tests.
+ */
+add_task(async function () {
+  await enableServiceWorkerDebugging();
+
+  const { document, tab, window } = await openAboutDebugging({
+    enableWorkerUpdates: true,
+  });
+  await selectThisFirefoxPage(document, window.AboutDebugging.store);
+
+  info("Open tab with a service worker that never leaves `registering` status");
+  const swTab = await addTab(SW_TAB_URL);
+
+  // Wait for the registration to make sure service worker has been started, and that we
+  // are not just reading STOPPED as the initial state.
+  await waitForRegistration(swTab);
+
+  info("Wait until the service worker is in registering status");
+  await waitForServiceWorkerRegistering(SW_URL, document);
+
+  // Check that the buttons are displayed as expected.
+  checkButtons(
+    { inspect: true, push: false, start: false, unregister: false },
+    SW_URL,
+    document
+  );
+
+  info("Install the service worker");
+  SpecialPowers.spawn(swTab.linkedBrowser, [], () =>
+    content.wrappedJSObject.installServiceWorker()
+  );
+
+  info("Wait until the service worker is running");
+  await waitForServiceWorkerRunning(SW_URL, document);
+
+  checkButtons(
+    { inspect: true, push: true, start: false, unregister: true },
+    SW_URL,
+    document
+  );
+
+  info("Unregister service worker");
+  await unregisterServiceWorker(swTab);
+
+  info("Wait until the service worker disappears from about:debugging");
+  await waitUntil(() => !findDebugTargetByText(SW_URL, document));
+
+  info("Remove tabs");
+  await removeTab(swTab);
+  await removeTab(tab);
+});
+
+function checkButtons(
+  { inspect, push, start, unregister },
+  workerText,
+  document
+) {
+  const targetElement = findDebugTargetByText(SW_URL, document);
+
+  const inspectButton = targetElement.querySelector(
+    ".qa-debug-target-inspect-button"
+  );
+  const pushButton = targetElement.querySelector(".qa-push-button");
+  const startButton = targetElement.querySelector(".qa-start-button");
+  const unregisterButton = targetElement.querySelector(".qa-unregister-button");
+
+  is(
+    !!inspectButton,
+    inspect,
+    "Inspect button should be " + (inspect ? "visible" : "hidden")
+  );
+  is(
+    !!pushButton,
+    push,
+    "Push button should be " + (push ? "visible" : "hidden")
+  );
+  is(
+    !!startButton,
+    start,
+    "Start button should be " + (start ? "visible" : "hidden")
+  );
+  is(
+    !!unregisterButton,
+    unregister,
+    "Unregister button should be " + (unregister ? "visible" : "hidden")
+  );
+}