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test: update cases for Affix

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This commit is contained in:
zy410419243 2019-03-09 14:03:14 +08:00
parent c289be6a8a
commit a5016a2a1f
1 changed files with 12 additions and 1 deletions
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13
components/affix/__tests__/Affix.test.js
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@ -48,7 +48,8 @@ describe('Affix Render', () => {
};
const originGetBoundingClientRect = HTMLElement.prototype.getBoundingClientRect;
HTMLElement.prototype.getBoundingClientRect = function getBoundingClientRect() {
// eslint-disable-next-line
HTMLElement.prototype.getBoundingClientRect = function() {
return (
classRect[this.className] || {
top: 0,
@ -127,4 +128,14 @@ describe('Affix Render', () => {
jest.runAllTimers();
expect(wrapper.instance().affix.state.affixStyle.top).toBe(10);
});
it('updatePosition when target changed', () => {
const container = '<div id="mounter" />';
const getTarget = () => container;
wrapper = mount(<Affix target={getTarget} />).instance();
wrapper.componentDidUpdate({ target: null });
expect(wrapper.state.status).toBe(0);
expect(wrapper.state.affixStyle).toBe(undefined);
expect(wrapper.state.placeholderStyle).toBe(undefined);
});
});