ant-design/components/tree/__tests__/directory.test.js

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import React from 'react';
import { mount, render } from 'enzyme';
import Tree from '../index';
const DirectoryTree = Tree.DirectoryTree;
const TreeNode = Tree.TreeNode;
describe('Directory Tree', () => {
beforeAll(() => {
jest.useFakeTimers();
});
afterAll(() => {
jest.useRealTimers();
});
function createTree(props) {
return (
<DirectoryTree {...props}>
<TreeNode key="0-0">
<TreeNode key="0-0-0" />
<TreeNode key="0-0-1" />
</TreeNode>
<TreeNode key="0-1">
<TreeNode key="0-1-0" />
<TreeNode key="0-1-1" />
</TreeNode>
</DirectoryTree>
);
}
describe('expand', () => {
it('click', () => {
const wrapper = mount(createTree());
wrapper.find(TreeNode).find('.ant-tree-node-content-wrapper').at(0).simulate('click');
expect(wrapper.render()).toMatchSnapshot();
jest.runAllTimers();
wrapper.find(TreeNode).find('.ant-tree-node-content-wrapper').at(0).simulate('click');
expect(wrapper.render()).toMatchSnapshot();
});
it('double click', () => {
const wrapper = mount(createTree({ expandAction: 'doubleClick' }));
wrapper.find(TreeNode).find('.ant-tree-node-content-wrapper').at(0).simulate('doubleClick');
expect(wrapper.render()).toMatchSnapshot();
jest.runAllTimers();
wrapper.find(TreeNode).find('.ant-tree-node-content-wrapper').at(0).simulate('doubleClick');
expect(wrapper.render()).toMatchSnapshot();
});
describe('with state control', () => {
class StateDirTree extends React.Component {
state = {
expandedKeys: [],
};
onExpand = (expandedKeys) => {
this.setState({ expandedKeys });
};
render() {
const { expandedKeys } = this.state;
return (
<DirectoryTree expandedKeys={expandedKeys} onExpand={this.onExpand} {...this.props}>
<TreeNode key="0-0" title="parent">
<TreeNode key="0-0-0" title="children" />
</TreeNode>
</DirectoryTree>
);
}
}
['click', 'doubleClick'].forEach((action) => {
it(action, () => {
const wrapper = mount(
<StateDirTree expandAction={action} />
);
wrapper.find(TreeNode).find('.ant-tree-node-content-wrapper').at(0).simulate(action);
jest.runAllTimers();
expect(wrapper.render()).toMatchSnapshot();
});
});
});
});
it('defaultExpandAll', () => {
const wrapper = render(createTree({ defaultExpandAll: true }));
expect(wrapper).toMatchSnapshot();
});
it('defaultExpandParent', () => {
const wrapper = render(createTree({ defaultExpandParent: true }));
expect(wrapper).toMatchSnapshot();
});
it('expandedKeys update', () => {
const wrapper = mount(createTree());
wrapper.setProps({ expandedKeys: ['0-1'] });
expect(wrapper.render()).toMatchSnapshot();
});
it('selectedKeys update', () => {
const wrapper = mount(createTree({ defaultExpandAll: true }));
wrapper.setProps({ selectedKeys: ['0-1-0'] });
expect(wrapper.render()).toMatchSnapshot();
});
it('group select', () => {
let nativeEventProto = null;
const wrapper = mount(createTree({
defaultExpandAll: true,
expandAction: 'doubleClick',
multiple: true,
onClick: (e) => {
nativeEventProto = Object.getPrototypeOf(e.nativeEvent);
},
}));
wrapper.find(TreeNode).find('.ant-tree-node-content-wrapper').at(0).simulate('click');
// React not simulate full of NativeEvent. Hook it.
// Ref: https://github.com/facebook/react/blob/master/packages/react-dom/src/test-utils/ReactTestUtils.js#L360
nativeEventProto.ctrlKey = true;
wrapper.find(TreeNode).find('.ant-tree-node-content-wrapper').at(1).simulate('click');
expect(wrapper.render()).toMatchSnapshot();
delete nativeEventProto.ctrlKey;
nativeEventProto.shiftKey = true;
wrapper.find(TreeNode).find('.ant-tree-node-content-wrapper').at(4).simulate('click');
expect(wrapper.render()).toMatchSnapshot();
delete nativeEventProto.shiftKey;
});
});