Implementing tests when the date value is null, undefined and empty

Author: sbateca

src/app/modules/shared/formatters/parse-date-time-offset/parse-date-time-offset.spec.ts

@@ -20,4 +20,31 @@ describe('ParseDateToUtcComponent', () => {
     expect(parseTimeOffset.parseDateTimeOffset(date, timezoneOffset)).toEqual(dateOffset);
   });
 
+  it('returns "In progress" text when the date value is null', () => {
+    const parseTimeOffset = new ParseDateTimeOffset();
+    const date = null;
+    const timezoneOffset = 420;
+    const dateOffset = '09:30';
+
+    expect(parseTimeOffset.parseDateTimeOffset(date, timezoneOffset)).toEqual('In progress');
+  });
+
+  it('returns "In progress" text when the date value is undefined', () => {
+    const parseTimeOffset = new ParseDateTimeOffset();
+    const date = undefined;
+    const timezoneOffset = 420;
+    const dateOffset = '09:30';
+
+    expect(parseTimeOffset.parseDateTimeOffset(date, timezoneOffset)).toEqual('In progress');
+  });
+
+  it('returns "In progress" text when the date value is empty', () => {
+    const parseTimeOffset = new ParseDateTimeOffset();
+    const date = '';
+    const timezoneOffset = 420;
+    const dateOffset = '09:30';
+
+    expect(parseTimeOffset.parseDateTimeOffset(date, timezoneOffset)).toEqual('In progress');
+  });
+
 });