134 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			TypeScript
		
	
	
			
		
		
	
	
			134 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			TypeScript
		
	
	
/*
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Copyright 2022 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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    http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import React from 'react';
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import { fireEvent, render } from "@testing-library/react";
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import { act } from 'react-dom/test-utils';
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import TabbedView, { Tab, TabLocation } from "../../../src/components/structures/TabbedView";
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describe('<TabbedView />', () => {
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    const generalTab = new Tab(
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        'GENERAL',
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        'General',
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        'general',
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        <div>general</div>,
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    );
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    const labsTab = new Tab(
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        'LABS',
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        'Labs',
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        'labs',
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        <div>labs</div>,
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    );
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    const securityTab = new Tab(
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        'SECURITY',
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        'Security',
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        'security',
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        <div>security</div>,
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    );
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    const defaultProps = {
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        tabLocation: TabLocation.LEFT,
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        tabs: [generalTab, labsTab, securityTab],
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    };
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    const getComponent = (props = {}): React.ReactElement => <TabbedView {...defaultProps} {...props} />;
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    const getTabTestId = (tab: Tab): string => `settings-tab-${tab.id}`;
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    const getActiveTab = (container: HTMLElement): Element | undefined =>
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        container.getElementsByClassName('mx_TabbedView_tabLabel_active')[0];
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    const getActiveTabBody = (container: HTMLElement): Element | undefined =>
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        container.getElementsByClassName('mx_TabbedView_tabPanel')[0];
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    it('renders tabs', () => {
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        const { container } = render(getComponent());
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        expect(container).toMatchSnapshot();
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    });
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    it('renders first tab as active tab when no initialTabId', () => {
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        const { container } = render(getComponent());
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        expect(getActiveTab(container).textContent).toEqual(generalTab.label);
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        expect(getActiveTabBody(container).textContent).toEqual('general');
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    });
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    it('renders first tab as active tab when initialTabId is not valid', () => {
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        const { container } = render(getComponent({ initialTabId: 'bad-tab-id' }));
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        expect(getActiveTab(container).textContent).toEqual(generalTab.label);
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        expect(getActiveTabBody(container).textContent).toEqual('general');
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    });
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    it('renders initialTabId tab as active when valid', () => {
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        const { container } = render(getComponent({ initialTabId: securityTab.id }));
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        expect(getActiveTab(container).textContent).toEqual(securityTab.label);
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        expect(getActiveTabBody(container).textContent).toEqual('security');
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    });
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    it('renders without error when there are no tabs', () => {
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        const { container } = render(getComponent({ tabs: [] }));
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        expect(container).toMatchSnapshot();
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    });
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    it('sets active tab on tab click', () => {
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        const { container, getByTestId } = render(getComponent());
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        act(() => {
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            fireEvent.click(getByTestId(getTabTestId(securityTab)));
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        });
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        expect(getActiveTab(container).textContent).toEqual(securityTab.label);
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        expect(getActiveTabBody(container).textContent).toEqual('security');
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    });
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    it('calls onchange on on tab click', () => {
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        const onChange = jest.fn();
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        const { getByTestId } = render(getComponent({ onChange }));
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        act(() => {
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            fireEvent.click(getByTestId(getTabTestId(securityTab)));
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        });
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        expect(onChange).toHaveBeenCalledWith(securityTab.id);
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    });
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    it('keeps same tab active when order of tabs changes', () => {
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        // start with middle tab active
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        const { container, rerender } = render(getComponent({ initialTabId: labsTab.id }));
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        expect(getActiveTab(container).textContent).toEqual(labsTab.label);
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        rerender(getComponent({ tabs: [labsTab, generalTab, securityTab] }));
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        // labs tab still active
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        expect(getActiveTab(container).textContent).toEqual(labsTab.label);
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    });
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    it('does not reactivate inititalTabId on rerender', () => {
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        const { container, getByTestId, rerender } = render(getComponent());
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        expect(getActiveTab(container).textContent).toEqual(generalTab.label);
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        // make security tab active
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        act(() => {
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            fireEvent.click(getByTestId(getTabTestId(securityTab)));
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        });
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        expect(getActiveTab(container).textContent).toEqual(securityTab.label);
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        // rerender with new tab location
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        rerender(getComponent({ tabLocation: TabLocation.TOP }));
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        // still security tab
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        expect(getActiveTab(container).textContent).toEqual(securityTab.label);
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    });
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});
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