[AAE-1848] fix kebab case files and add tlsint rule (#5481)

* fix kebab case files and add tlsint rule

* headless

* m 2 in e2e

* download file in headless chrome

* fix budget

* fix import

* fix import

lib/core/testing/setup-test-bed.ts

@@ -0,0 +1,50 @@
+/*!
+ * @license
+ * Copyright 2019 Alfresco Software, Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { TestBed, TestModuleMetadata } from '@angular/core/testing';
+
+interface DoneFn extends Function {
+    (): void;
+    fail: (message?: Error | string) => void;
+}
+
+declare function beforeAll(action: (done: DoneFn) => void, timeout?: number): void;
+declare function afterAll(action: (done: DoneFn) => void, timeout?: number): void;
+
+const resetTestingModule = TestBed.resetTestingModule;
+const preventAngularFromResetting = () => (TestBed.resetTestingModule = () => TestBed);
+const allowAngularToReset = () => (TestBed.resetTestingModule = resetTestingModule);
+
+export const setupTestBed = (moduleDef: TestModuleMetadata) => {
+    beforeAll((done) =>
+        (async () => {
+            localStorage.clear();
+            sessionStorage.clear();
+            resetTestingModule();
+            preventAngularFromResetting();
+            TestBed.configureTestingModule(moduleDef);
+            await TestBed.compileComponents();
+
+            // prevent Angular from resetting testing module
+            TestBed.resetTestingModule = () => TestBed;
+        })()
+            .then(done)
+            .catch(done.fail)
+    );
+
+    afterAll(() => allowAngularToReset());
+};