Files
jasmine/spec/core/asymmetric_equality/FalsySpec.js
2020-09-29 18:05:38 -07:00

39 lines
1.2 KiB
JavaScript

describe('Falsy', function() {
it('is true for an empty string', function() {
var falsy = new jasmineUnderTest.Falsy();
expect(falsy.asymmetricMatch('')).toBe(true);
expect(falsy.asymmetricMatch('')).toBe(true);
expect(falsy.asymmetricMatch('asdasdad')).toBe(false);
});
it('is false for a number that is 0', function() {
var falsy = new jasmineUnderTest.Falsy(Number);
expect(falsy.asymmetricMatch(1)).toBe(false);
expect(falsy.asymmetricMatch(0)).toBe(true);
expect(falsy.asymmetricMatch(-23)).toBe(false);
expect(falsy.asymmetricMatch(-3.1)).toBe(false);
});
it('is true for a null or undefined', function() {
var falsy = new jasmineUnderTest.Falsy(Function);
expect(falsy.asymmetricMatch(null)).toBe(true);
expect(falsy.asymmetricMatch(undefined)).toBe(true);
});
it('is true for NaN', function() {
var falsy = new jasmineUnderTest.Falsy(Object);
expect(falsy.asymmetricMatch(NaN)).toBe(true);
});
it('is true for a false Boolean', function() {
var falsy = new jasmineUnderTest.Falsy(Boolean);
expect(falsy.asymmetricMatch(false)).toBe(true);
expect(falsy.asymmetricMatch(true)).toBe(false);
});
});