From 23ef4092372acf2751324148c749e1eda5ca07dc Mon Sep 17 00:00:00 2001
From: Catalin Badea <catalin.badea392@gmail.com>
Date: Sun, 22 Jan 2017 09:03:00 +0200
Subject: [PATCH] Bug 1328293 - Add test for new entry in
 about:debugging#workers. r=jdescottes

---
 .../client/aboutdebugging/test/browser.ini    |  3 ++
 .../browser_service_workers_fetch_flag.js     | 51 +++++++++++++++++++
 .../test/service-workers/fetch-sw.html        | 22 ++++++++
 .../test/service-workers/fetch-sw.js          |  6 +++
 4 files changed, 82 insertions(+)
 create mode 100644 devtools/client/aboutdebugging/test/browser_service_workers_fetch_flag.js
 create mode 100644 devtools/client/aboutdebugging/test/service-workers/fetch-sw.html
 create mode 100644 devtools/client/aboutdebugging/test/service-workers/fetch-sw.js

diff --git a/devtools/client/aboutdebugging/test/browser.ini b/devtools/client/aboutdebugging/test/browser.ini
index 83d4ddff7c96..104686b86f3a 100644
--- a/devtools/client/aboutdebugging/test/browser.ini
+++ b/devtools/client/aboutdebugging/test/browser.ini
@@ -13,6 +13,8 @@ support-files =
   service-workers/delay-sw.js
   service-workers/empty-sw.html
   service-workers/empty-sw.js
+  service-workers/fetch-sw.html
+  service-workers/fetch-sw.js
   service-workers/push-sw.html
   service-workers/push-sw.js
   !/devtools/client/framework/test/shared-head.js
@@ -32,6 +34,7 @@ tags = webextensions
 [browser_addons_toggle_debug.js]
 [browser_page_not_found.js]
 [browser_service_workers.js]
+[browser_service_workers_fetch_flag.js]
 [browser_service_workers_not_compatible.js]
 [browser_service_workers_push.js]
 [browser_service_workers_push_service.js]
diff --git a/devtools/client/aboutdebugging/test/browser_service_workers_fetch_flag.js b/devtools/client/aboutdebugging/test/browser_service_workers_fetch_flag.js
new file mode 100644
index 000000000000..77749b873ea0
--- /dev/null
+++ b/devtools/client/aboutdebugging/test/browser_service_workers_fetch_flag.js
@@ -0,0 +1,51 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Service workers can't be loaded from chrome://,
+// but http:// is ok with dom.serviceWorkers.testing.enabled turned on.
+const EMPTY_SW_TAB_URL = URL_ROOT + "service-workers/empty-sw.html";
+const FETCH_SW_TAB_URL = URL_ROOT + "service-workers/fetch-sw.html";
+
+function* testBody(url, expecting) {
+  yield new Promise(done => {
+    let options = {"set": [
+      ["dom.serviceWorkers.enabled", true],
+      ["dom.serviceWorkers.testing.enabled", true],
+    ]};
+    SpecialPowers.pushPrefEnv(options, done);
+  });
+
+  let { tab, document } = yield openAboutDebugging("workers");
+
+  let swTab = yield addTab(url);
+
+  let serviceWorkersElement = getServiceWorkerList(document);
+  yield waitForMutation(serviceWorkersElement, { childList: true });
+
+  let fetchFlags =
+    [...document.querySelectorAll("#service-workers .service-worker-fetch-flag")];
+  fetchFlags = fetchFlags.map(element => element.textContent);
+  ok(fetchFlags.includes(expecting), "Found correct fetch flag.");
+
+  try {
+    yield unregisterServiceWorker(swTab, serviceWorkersElement);
+    ok(true, "Service worker registration unregistered");
+  } catch (e) {
+    ok(false, "SW not unregistered; " + e);
+  }
+
+  // Check that the service worker disappeared from the UI
+  let names = [...document.querySelectorAll("#service-workers .target-name")];
+  names = names.map(element => element.textContent);
+  ok(names.length == 0, "All service workers were removed from the list.");
+
+  yield removeTab(swTab);
+  yield closeAboutDebugging(tab);
+}
+
+add_task(function* () {
+  yield testBody(FETCH_SW_TAB_URL, "Listening for fetch events.");
+  yield testBody(EMPTY_SW_TAB_URL, "Not listening for fetch events.");
+});
diff --git a/devtools/client/aboutdebugging/test/service-workers/fetch-sw.html b/devtools/client/aboutdebugging/test/service-workers/fetch-sw.html
new file mode 100644
index 000000000000..9038d4cbb26d
--- /dev/null
+++ b/devtools/client/aboutdebugging/test/service-workers/fetch-sw.html
@@ -0,0 +1,22 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <meta charset="UTF-8">
+  <title>Service worker test</title>
+</head>
+<body>
+<script type="text/javascript">
+"use strict";
+
+var sw = navigator.serviceWorker.register("fetch-sw.js", {scope: "fetch-sw/"});
+sw.then(
+  function () {
+    dump("SW registered\n");
+  },
+  function (e) {
+    dump("SW not registered: " + e + "\n");
+  }
+);
+</script>
+</body>
+</html>
diff --git a/devtools/client/aboutdebugging/test/service-workers/fetch-sw.js b/devtools/client/aboutdebugging/test/service-workers/fetch-sw.js
new file mode 100644
index 000000000000..de6ee1fb3295
--- /dev/null
+++ b/devtools/client/aboutdebugging/test/service-workers/fetch-sw.js
@@ -0,0 +1,6 @@
+"use strict";
+
+// Bug 1328293
+self.onfetch = function (event) {
+  // do nothing.
+};