[MM-40277][MM-40279][MM-40301][MM-40307][MM-40310][MM-40313] Unit tests and refactors for main module (#1876)

* Refactor autoLauncher and remove unnecessary file

* [MM-40277] Unit tests for main/badge

* [MM-40279] Unit tests for main/certificateStore

* [MM-40301] Unit tests for main/contextMenu, also remove workaround

* [MM-40307] Unit tests for main/CriticalErrorHandler

* [MM-40310] Unit tests for main/utils

* [MM-40313] Unit tests for main/Validator

* Lint fix

* Added globals

* More things that should probably already be merged

* PR feedback

src/main/badge.test.js

@@ -0,0 +1,79 @@
+// Copyright (c) 2016-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+'use strict';
+
+import {app} from 'electron';
+
+import * as Badge from './badge';
+
+import {setOverlayIcon} from './windows/windowManager';
+
+jest.mock('electron', () => ({
+    app: {
+        dock: {
+            setBadge: jest.fn(),
+        },
+    },
+}));
+
+jest.mock('./appState', () => ({
+    updateBadge: jest.fn(),
+}));
+
+jest.mock('./windows/windowManager', () => ({
+    setOverlayIcon: jest.fn(),
+}));
+
+describe('main/badge', () => {
+    describe('showBadgeWindows', () => {
+        it('should show dot when session expired', () => {
+            Badge.showBadgeWindows(true, 7, false);
+            expect(setOverlayIcon).toBeCalledWith('•', expect.any(String), expect.any(Boolean));
+        });
+
+        it('should show mention count when has mention count', () => {
+            Badge.showBadgeWindows(false, 50, false);
+            expect(setOverlayIcon).toBeCalledWith('50', expect.any(String), false);
+        });
+
+        it('should show 99+ when has mention count over 99', () => {
+            Badge.showBadgeWindows(false, 200, false);
+            expect(setOverlayIcon).toBeCalledWith('99+', expect.any(String), true);
+        });
+
+        it('should not show dot when has unreads but setting is off', () => {
+            Badge.showBadgeWindows(false, 0, true);
+            expect(setOverlayIcon).not.toBeCalledWith('•', expect.any(String), expect.any(Boolean));
+        });
+
+        it('should show dot when has unreads', () => {
+            Badge.setUnreadBadgeSetting(true);
+            Badge.showBadgeWindows(false, 0, true);
+            expect(setOverlayIcon).toBeCalledWith('•', expect.any(String), expect.any(Boolean));
+            Badge.setUnreadBadgeSetting(false);
+        });
+    });
+
+    describe('showBadgeOSX', () => {
+        it('should show dot when session expired', () => {
+            Badge.showBadgeOSX(true, 7, false);
+            expect(app.dock.setBadge).toBeCalledWith('•');
+        });
+
+        it('should show mention count when has mention count', () => {
+            Badge.showBadgeOSX(false, 50, false);
+            expect(app.dock.setBadge).toBeCalledWith('50');
+        });
+
+        it('should not show dot when has unreads but setting is off', () => {
+            Badge.showBadgeOSX(false, 0, true);
+            expect(app.dock.setBadge).not.toBeCalledWith('•');
+        });
+
+        it('should show dot when has unreads', () => {
+            Badge.setUnreadBadgeSetting(true);
+            Badge.showBadgeOSX(false, 0, true);
+            expect(app.dock.setBadge).toBeCalledWith('•');
+        });
+    });
+});