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test: improve mock spy (#8483)

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This commit is contained in:
neverland
2021-04-09 09:53:25 +08:00
committed by GitHub
parent 63ace39d2a
commit 1217088d95
4 changed files with 37 additions and 29 deletions
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src/utils/test/index.spec.ts
+5 -3
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@@ -109,11 +109,13 @@ test('addUnit', () => {
});
test('unitToPx', () => {
const originGetComputedStyle = window.getComputedStyle;
const mockedStyle = { fontSize: '16px' } as CSSStyleDeclaration;
const spy = jest
.spyOn(window, 'getComputedStyle')
.mockReturnValue(mockedStyle);
Object.defineProperty(window, 'innerWidth', { value: 100 });
Object.defineProperty(window, 'innerHeight', { value: 200 });
window.getComputedStyle = () => ({ fontSize: '16px' } as CSSStyleDeclaration);
expect(unitToPx(0)).toEqual(0);
expect(unitToPx(10)).toEqual(10);
@@ -123,5 +125,5 @@ test('unitToPx', () => {
expect(unitToPx('10vw')).toEqual(10);
expect(unitToPx('10vh')).toEqual(20);
window.getComputedStyle = originGetComputedStyle;
spy.mockRestore();
});