refactor(stepper): keep up to PR changes

Author: ddaribo

projects/igniteui-angular/src/lib/stepper/stepper.component.spec.ts

@@ -440,11 +440,19 @@ describe('Rendering Tests', () => {
         it('should place the title in the step element according to the specified titlePosition when stepType is set to "full"', () => {
             stepper.orientation = IgxStepperOrientation.Horizontal;
             stepper.stepType = IgxStepType.Full;
+            stepper.titlePosition = null;
             fix.detectChanges();
 
+            //test default title positions
+            for (const step of stepper.steps) {
+                expect(step.titlePosition).toBe(stepper._defaultTitlePosition);
+                expect(step.titlePosition).toBe(IgxStepperTitlePosition.Bottom);
+                expect(step.nativeElement).toHaveClass(`igx-stepper__step--${stepper._defaultTitlePosition}`);
+            }
+
             let positions = getStepperPositions();
             positions.forEach((pos: IgxStepperTitlePosition) => {
-                stepper.horizontalTitlePosition = pos;
+                stepper.titlePosition = pos;
                 fix.detectChanges();
 
                 for (const step of stepper.steps) {
@@ -453,11 +461,19 @@ describe('Rendering Tests', () => {
             });
 
             stepper.orientation = IgxStepperOrientation.Vertical;
+            stepper.titlePosition = null;
             fix.detectChanges();
 
+            //test default title positions
+            for (const step of stepper.steps) {
+                expect(step.titlePosition).toBe(stepper._defaultTitlePosition);
+                expect(step.titlePosition).toBe(IgxStepperTitlePosition.End);
+                expect(step.nativeElement).toHaveClass(`igx-stepper__step--${stepper._defaultTitlePosition}`);
+            }
+
             positions = getStepperPositions();
             positions.forEach((pos: IgxStepperTitlePosition) => {
-                stepper.verticalTitlePosition = pos;
+                stepper.titlePosition = pos;
                 fix.detectChanges();
 
                 for (const step of stepper.steps) {
@@ -544,20 +560,11 @@ describe('Rendering Tests', () => {
                 testAnimationBehvior(val, fix, false);
             }
 
-            const dummyTestValues = [-1, 'sampleString', [], {}];
-
-            for (const val of dummyTestValues) {
-                expect(() => {
-                    fix.componentInstance.animationDuration = val as any;
-                    testAnimationBehvior(val, fix, false);
-                }).toThrow();
-            }
-
-            const fallbackToDefaultValues = [0, null];
+            const fallbackToDefaultValues = [-1, 0, null, undefined, 'sampleString', [], {}];
             for (const val of fallbackToDefaultValues) {
                 fix.componentInstance.animationDuration = val as any;
                 fix.detectChanges();
-                expect(stepper.animationDuration).withContext('Set 0/null animation duration and verify default value')
+                expect(stepper.animationDuration)
                     .toBe((stepper as any)._defaultAnimationDuration);
                 testAnimationBehvior(val, fix, false);
             }
@@ -989,13 +996,6 @@ describe('Stepper service unit tests', () => {
         }
     });
 
-    it('should properly register the specified stepper', () => {
-        stepperService = new IgxStepperService();
-        expect((stepperService as any).stepper).toBeFalsy();
-        stepperService.register(stepper);
-        expect((stepperService as any).stepper).toEqual(stepper);
-    });
-
     it('should expand a step by activating it and firing the step\'s activeChange event', () => {
         spyOnProperty(stepper, 'orientation', 'get').and.returnValue(IgxStepperOrientation.Horizontal);
         expect(stepper.orientation).toBe(IgxStepperOrientation.Horizontal);