1 files changed, 138 insertions, 0 deletions
diff --git a/devtools/client/aboutdebugging/test/browser/mocks/helper-client-wrapper-mock.js b/devtools/client/aboutdebugging/test/browser/mocks/helper-client-wrapper-mock.js
new file mode 100644
index 0000000000..5748904bff
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+++ b/devtools/client/aboutdebugging/test/browser/mocks/helper-client-wrapper-mock.js
@@ -0,0 +1,138 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict"; // defined in head.js
+
+/* global CHROME_URL_ROOT */
+
+// This head file contains helpers to create mock versions of the ClientWrapper class
+// defined at devtools/client/aboutdebugging/src/modules/client-wrapper.js .
+
+const {
+  RUNTIME_PREFERENCE,
+} = require("resource://devtools/client/aboutdebugging/src/constants.js");
+
+// Sensible default values for runtime preferences that should be usable in most
+// situations
+const DEFAULT_PREFERENCES = {
+  [RUNTIME_PREFERENCE.CONNECTION_PROMPT]: true,
+  [RUNTIME_PREFERENCE.PERMANENT_PRIVATE_BROWSING]: false,
+  [RUNTIME_PREFERENCE.SERVICE_WORKERS_ENABLED]: true,
+};
+
+// Creates a simple mock ClientWrapper.
+function createClientMock() {
+  const EventEmitter = require("resource://devtools/shared/event-emitter.js");
+  const eventEmitter = {};
+  EventEmitter.decorate(eventEmitter);
+
+  return {
+    // add a reference to the internal event emitter so that consumers can fire client
+    // events.
+    _eventEmitter: eventEmitter,
+    _preferences: {},
+    contentProcessFronts: [],
+    serviceWorkerRegistrationFronts: [],
+    once: (evt, listener) => {
+      eventEmitter.once(evt, listener);
+    },
+    on: (evt, listener) => {
+      eventEmitter.on(evt, listener);
+    },
+    off: (evt, listener) => {
+      eventEmitter.off(evt, listener);
+    },
+    client: {
+      once: (evt, listener) => {
+        eventEmitter.once(evt, listener);
+      },
+      on: (evt, listener) => {
+        eventEmitter.on(evt, listener);
+      },
+      off: (evt, listener) => {
+        eventEmitter.off(evt, listener);
+      },
+    },
+    // no-op
+    close: () => {},
+    // client is not closed
+    isClosed: () => false,
+    // no-op
+    connect: () => {},
+    // no-op
+    getDeviceDescription: () => {},
+    // Return default preference value or null if no match.
+    getPreference(prefName) {
+      if (prefName in this._preferences) {
+        return this._preferences[prefName];
+      }
+      if (prefName in DEFAULT_PREFERENCES) {
+        return DEFAULT_PREFERENCES[prefName];
+      }
+      return null;
+    },
+    // no-op
+    createRootResourceCommand: () => {
+      return {
+        watchResources: () => new Promise(r => r()),
+        unwatchResources: () => {},
+      };
+    },
+    // Empty array of addons
+    listAddons: () => [],
+    // Empty array of processes
+    listProcesses: () => [],
+    // Empty array of tabs
+    listTabs: () => [],
+    // Empty arrays of workers
+    listWorkers: () => ({
+      otherWorkers: [],
+      serviceWorkers: [],
+      sharedWorkers: [],
+    }),
+    // no-op
+    getMainProcess: () => {},
+    // no-op
+    getFront: () => {},
+    // stores the preference locally (doesn't update about:config)
+    setPreference(prefName, value) {
+      this._preferences[prefName] = value;
+    },
+    getPerformancePanelUrl: () => CHROME_URL_ROOT + "empty.html",
+    loadPerformanceProfiler: () => {},
+    // Valid compatibility report
+    checkVersionCompatibility: () => {
+      const {
+        COMPATIBILITY_STATUS,
+      } = require("resource://devtools/client/shared/remote-debugging/version-checker.js");
+      return { status: COMPATIBILITY_STATUS.COMPATIBLE };
+    },
+    // No traits by default but allow updates.
+    traits: {},
+  };
+}
+
+// Create a ClientWrapper mock that can be used to replace the this-firefox runtime.
+function createThisFirefoxClientMock() {
+  const mockThisFirefoxDescription = {
+    name: "Firefox",
+    channel: "nightly",
+    version: "63.0",
+  };
+
+  // Create a fake about:debugging tab because our test helper openAboutDebugging
+  // waits until about:debugging is displayed in the list of tabs.
+  const mockAboutDebuggingTab = {
+    retrieveFavicon: () => {},
+    outerWindowID: 0,
+    traits: {},
+    url: "about:debugging",
+  };
+
+  const mockThisFirefoxClient = createClientMock();
+  mockThisFirefoxClient.listTabs = () => [mockAboutDebuggingTab];
+  mockThisFirefoxClient.getDeviceDescription = () => mockThisFirefoxDescription;
+
+  return mockThisFirefoxClient;
+}
+/* exported createThisFirefoxClientMock */