[ADF-3761]Add auto tests for task filter cloud (#3994)

* Added first test

* Implemented created standalone task call.

* no message

* Implement start task

* Added claim, complete task calls.
Added e2e tests for task filters.

* Fix lint errors

* Fix spelling

* Modified the name of a method.

* Modified appListCloudComponent page

e2e/pages/adf/demo-shell/tasksCloudDemoPage.ts

@@ -0,0 +1,64 @@
+/*!
+ * @license
+ * Copyright 2016 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 Util = require('../../../util/util');
+
+import { TaskFiltersCloudComponent } from '../process_cloud/taskFiltersCloudComponent';
+import { TaskListCloudComponent } from '../process_cloud/taskListCloudComponent';
+import { element, by } from 'protractor';
+
+export class TasksCloudDemoPage {
+
+    myTasks = element(by.css('span[data-automation-id="My Tasks_filter"]'));
+    cancelledTasks = element(by.css('span[data-automation-id="Cancelled Tasks_filter"]'));
+    completedTasks = element(by.css('span[data-automation-id="Completed Tasks_filter"]'));
+    suspendedTasks = element(by.css('span[data-automation-id="Suspended Tasks_filter"]'));
+    activeFilter = element(by.css("mat-list-item[class*='active'] span"));
+
+    taskFiltersCloudComponent(filter) {
+        return new TaskFiltersCloudComponent(filter);
+    }
+
+    taskListCloudComponent() {
+        return new TaskListCloudComponent();
+    }
+
+    myTasksFilter() {
+        return new TaskFiltersCloudComponent(this.myTasks);
+    }
+
+    cancelledTasksFilter() {
+        return new TaskFiltersCloudComponent(this.cancelledTasks);
+    }
+
+    completedTasksFilter() {
+        return new TaskFiltersCloudComponent(this.completedTasks);
+    }
+
+    suspendedTasksFilter() {
+        return new TaskFiltersCloudComponent(this.suspendedTasks);
+    }
+
+    customTaskFilter(filterName) {
+        return new TaskFiltersCloudComponent(element(by.css(`span[data-automation-id="${filterName}_filter"]`)));
+    }
+
+    checkActiveFilterActive () {
+        Util.waitUntilElementIsVisible(this.activeFilter);
+        return this.activeFilter.getText();
+    }
+}