Text widget unit tests

ng2-components/ng2-activiti-form/src/components/widgets/text/text.widget.spec.ts

@@ -15,18 +15,54 @@
  * limitations under the License.
  */
 
+import { ElementRef } from '@angular/core';
 import { TextWidget } from './text.widget';
+import { FormFieldModel } from './../core/form-field.model';
+import { FormFieldTypes } from '../core/form-field-types';
 
 describe('TextWidget', () => {
 
     let widget: TextWidget;
+    let elementRef: ElementRef;
+    let componentHandler;
 
     beforeEach(() => {
-        widget = new TextWidget(null);
+        elementRef = new ElementRef(null);
+        widget = new TextWidget(elementRef);
+
+        componentHandler =  jasmine.createSpyObj('componentHandler', [
+            'upgradeAllRegistered'
+        ]);
+
+        window['componentHandler'] = componentHandler;
     });
 
-    it('should exist', () => {
-        expect(widget).toBeDefined();
+    it('should upgrade material textfield', () => {
+        spyOn(widget, 'setupMaterialTextField').and.stub();
+
+        widget.field = new FormFieldModel(null, {
+            type: FormFieldTypes.TEXT,
+            value: '<text>'
+        });
+        widget.ngAfterViewInit();
+        expect(widget.setupMaterialTextField).toHaveBeenCalled();
+    });
+
+    it('should require mdl component handler to setup textfield', () => {
+        expect(widget.setupMaterialComponents(null)).toBeFalsy();
+    });
+
+    it('should require element reference to setup textfield', () => {
+        widget = new TextWidget(null);
+        expect(widget.setupMaterialComponents(componentHandler)).toBeFalsy();
+    });
+
+    it('should require field value to setup textfield', () => {
+        widget.field = new FormFieldModel(null, {
+            type: FormFieldTypes.TEXT,
+            value: null
+        });
+        expect(widget.setupMaterialComponents(componentHandler)).toBeFalsy();
     });
 
 });

ng2-components/ng2-activiti-form/src/components/widgets/textfield-widget.component.ts

@@ -32,10 +32,10 @@ export abstract class TextFieldWidgetComponent extends WidgetComponent {
         // workaround for MDL issues with dynamic components
         if (handler) {
             if (this.elementRef && this.hasValue()) {
-                super.setupMaterialTextField(this.elementRef, handler, this.field.value.toString());
-            }
+                this.setupMaterialTextField(this.elementRef, handler, this.field.value.toString());
                 return true;
             }
+        }
         return false;
     }