(Medium) When Code Duplication In Tests Is Acceptable - Cart Test Example With Abstraction
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(Medium) When Code Duplication In Tests Is Acceptable - Cart Test Example With Abstraction
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| const FakeCloth = { | |
| any: () => { | |
| return Product() | |
| .withSize('XL') // Mandatory | |
| .withColor('black'); // Mandatory | |
| } | |
| }; | |
| module('Shirts cart'); | |
| test('a valid product can be retrieved from the cart after being added', () => { | |
| const fakeShirt = FakeCloth.any().asType('shirt'); | |
| const cart = ShirtsCart(); | |
| cart.addProduct(fakeShirt); | |
| expect(cart).toContain(fakeShirt); | |
| }); | |
| test('when we try to add an invalid product to the cart then it\'s not added', () => { | |
| const fakePants = FakeCloth.any().asType('pants'); | |
| const cart = ShirtsCart(); | |
| cart.addProduct(fakePants); | |
| expect(cart).not.toContain(fakePants); | |
| }); |
