[SI-180]: Unit tests adapted Signed-off-by: Dennis Schmitt <dennis.schmitt@pta.de>

diff --git a/projects/grid-failure-information-app/src/app/shared/components/date-time-picker/date-time-picker.component.spec.ts b/projects/grid-failure-information-app/src/app/shared/components/date-time-picker/date-time-picker.component.spec.ts
index 466efa1..ee023d9 100644
--- a/projects/grid-failure-information-app/src/app/shared/components/date-time-picker/date-time-picker.component.spec.ts
+++ b/projects/grid-failure-information-app/src/app/shared/components/date-time-picker/date-time-picker.component.spec.ts

@@ -17,14 +17,14 @@
 describe('DateTimePickerComponent', () => {
   let component: DateTimePickerComponent;
   let config: NgbPopoverConfig;
-  let $event: any;
+  let event$: any;
 
   beforeEach(() => {
     config = {
       autoClose() {},
       placement() {},
     } as any;
-    $event = {
+    event$ = {
       stopPropagation() {},
     };
 
@@ -67,23 +67,25 @@
     expect((component as any).onTouched).toBe(fn);
   });
 
-  it('should call toggleDateTimeState($event)', () => {
+  it('should call toggleDateTimeState(event$)', () => {
     component.showTimePickerToggle = false;
-    $event = {
+    event$ = {
+      ...event$,
       day: 1,
       month: 3,
       year: 2020,
     };
 
-    component.toggleDateTimeState(event);
+    component.toggleDateTimeState(event$);
     expect(component.showTimePickerToggle).toBeTruthy();
   });
 
-  it('should call changeDate($event)', () => {
+  it('should call changeDate(event$)', () => {
     let spy = spyOn(component, 'setDateStringModel');
 
     component.showTimePickerToggle = false;
-    $event = {
+    event$ = {
+      ...event$,
       day: 1,
       month: 3,
       year: 2020,
@@ -92,15 +94,15 @@
     component.changeDate({});
     expect(spy).not.toHaveBeenCalled();
 
-    component.changeDate($event);
+    component.changeDate(event$);
     expect(spy).toHaveBeenCalled();
   });
 
-  it('should call changeTime($event)', () => {
+  it('should call changeTime(event$)', () => {
     let spy = spyOn(component, 'setDateStringModel');
 
     component.showTimePickerToggle = false;
-    $event = {
+    event$ = {
       day: 1,
       month: 3,
       year: 2020,
@@ -109,7 +111,7 @@
       second: 1,
     };
 
-    component.changeTime($event);
+    component.changeTime(event$);
     expect(spy).toHaveBeenCalled();
   });
 

diff --git a/projects/grid-failure-information-app/src/app/shared/models/date-time.model.ts b/projects/grid-failure-information-app/src/app/shared/models/date-time.model.ts
index 0f8ac57..a9f969f 100644
--- a/projects/grid-failure-information-app/src/app/shared/models/date-time.model.ts
+++ b/projects/grid-failure-information-app/src/app/shared/models/date-time.model.ts

@@ -26,8 +26,6 @@
       return null;
     }
 
-    // date.setHours(date.getHours() + date.getTimezoneOffset() / 60);
-
     return new DateTimeModel({
       year: date.getFullYear(),
       month: date.getMonth() + 1,