test(*): returning run to two shards

Author: kdinev

projects/igniteui-angular/karma.conf.js

@@ -20,7 +20,7 @@ module.exports = function (config) {
         '@angular-devkit/build-angular/plugins/karma'
     ],
     parallelOptions: {
-      executors: 4,
+      executors: 2,
       shardStrategy: 'round-robin'
     },
     client: {
@@ -45,7 +45,7 @@ module.exports = function (config) {
     logLevel: config.LOG_INFO,
     autoWatch: true,
     browsers: ['ChromeHeadlessNoSandbox'],
-    browserDisconnectTimeout: 6000,
+    browserDisconnectTimeout: 4000,
     customLaunchers: {
       ChromeHeadlessNoSandbox: {
         base: 'ChromeHeadless',

projects/igniteui-angular/src/lib/test-utils/configure-suite.ts

@@ -9,8 +9,7 @@ import { resizeObserverIgnoreError } from './helper-utils.spec';
  */
 
 export const configureTestSuite = (configureAction?: () => TestBed) => {
-
-    const testBed: any = getTestBed();
+    const testBed = getTestBed();
     const originReset = testBed.resetTestingModule;
 
     const clearStyles = () => {
@@ -21,10 +20,12 @@ export const configureTestSuite = (configureAction?: () => TestBed) => {
         document.querySelectorAll('svg').forEach(tag => tag.remove());
     };
 
+    let _resizerSub: jasmine.Spy<OnErrorEventHandlerNonNull>;
+
     beforeAll(() => {
-        testBed.resetTestingModule();
-        testBed.resetTestingModule = () => TestBed;
-        resizeObserverIgnoreError();
+        // testBed.resetTestingModule();
+        testBed.resetTestingModule = () => testBed;
+        _resizerSub = resizeObserverIgnoreError();
     });
 
     if (configureAction) {
@@ -36,20 +37,21 @@ export const configureTestSuite = (configureAction?: () => TestBed) => {
     afterEach(() => {
         clearStyles();
         clearSVGContainer();
-        testBed._activeFixtures.forEach((fixture: ComponentFixture<any>) => {
+        (testBed as any)._activeFixtures.forEach((fixture: ComponentFixture<any>) => {
             const element = fixture.debugElement.nativeElement as HTMLElement;
-            fixture.destroy();
+            // fixture.destroy();
             // If the fixture element ID changes, then it's not properly disposed
             element?.remove();
         });
         // reset ViewEngine TestBed
-        testBed._instantiated = false;
+        (testBed as any)._instantiated = false;
         // reset Ivy TestBed
-        testBed._testModuleRef = null;
+        (testBed as any)._testModuleRef = null;
     });
 
     afterAll(() => {
         testBed.resetTestingModule = originReset;
         testBed.resetTestingModule();
+        _resizerSub = null;
     });
 };