old_contents: 'use strict';
  
  
  describe("Test for isWeekend", function() {
      it("Moday", function() {
          expect(moment('2015-04-13').isWeekend()).toBe(false);
      });
  
      it("Tuesday", function() {
          expect(moment('2015-04-14').isWeekend()).toBe(false);
      });
  
      it("Wednesday", function() {
          expect(moment('2015-04-15').isWeekend()).toBe(false);
      });
  
      it("Thursday", function() {
          expect(moment('2015-04-16').isWeekend()).toBe(false);
      });
  
      it("Friday", function() {
          expect(moment('2015-04-17').isWeekend()).toBe(false);
      });
  
      it("Saturday", function() {
          expect(moment('2015-04-18').isWeekend()).toBe(true);
      });
  
      it("Sunday", function() {
          expect(moment('2015-04-19').isWeekend()).toBe(true);
      });
  });
new_contents: 'use strict';
  
  
  describe("Test for isWeekend", function() {
      it("Monday", function() {
          expect(moment('2015-04-13').isWeekend()).toBe(false);
      });
  
      it("Tuesday", function() {
          expect(moment('2015-04-14').isWeekend()).toBe(false);
      });
  
      it("Wednesday", function() {
          expect(moment('2015-04-15').isWeekend()).toBe(false);
      });
  
      it("Thursday", function() {
          expect(moment('2015-04-16').isWeekend()).toBe(false);
      });
  
      it("Friday", function() {
          expect(moment('2015-04-17').isWeekend()).toBe(false);
      });
  
      it("Saturday", function() {
          expect(moment('2015-04-18').isWeekend()).toBe(true);
      });
  
      it("Sunday", function() {
          expect(moment('2015-04-19').isWeekend()).toBe(true);
      });
  });
subject: Fix Typo