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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1,4 @@ | ||
| {} | ||
| { | ||
| "testFiles": "**/*spec.{ts,tsx}", | ||
| "video": false | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| import * as React from 'react' | ||
| import { mount } from '@cypress/react' | ||
|
|
||
| const styles = ` | ||
| body { | ||
| margin: 0; | ||
| } | ||
| #wrapper { | ||
| display: flex; | ||
| flex-direction: column; | ||
| height: 100vh; | ||
| } | ||
| #body { | ||
| flex-grow: 1; | ||
| display: flex; | ||
| justify-content: center; | ||
| align-items: center; | ||
| } | ||
| #header, #footer { | ||
| height: 50px; | ||
| display: flex; | ||
| justify-content: center; | ||
| align-items: center; | ||
| background: silver; | ||
| } | ||
| ` | ||
|
|
||
| const Layout: React.FC = () => { | ||
| return ( | ||
| <div id='wrapper'> | ||
| <div id='header'>Header</div> | ||
| <div id='body'>Body</div> | ||
| <div id='footer'>Footer</div> | ||
| </div> | ||
| ) | ||
| } | ||
|
|
||
| describe('screenshot', () => { | ||
| it('takes a standard screenshot', () => { | ||
| cy.viewport(500, 500) | ||
| mount(<Layout />, { | ||
| styles, | ||
| }) | ||
|
|
||
| cy.screenshot('percy/component_testing_takes_a_screenshot') | ||
| }) | ||
|
|
||
| it('takes a screenshot with a custom viewport', () => { | ||
| cy.viewport(750, 750) | ||
| mount(<Layout />, { | ||
| styles, | ||
| }) | ||
|
|
||
| cy.screenshot('percy/component_testing_screenshot_custom_viewport_screenshot') | ||
| }) | ||
|
|
||
| // TODO: This will technically pass, but the screenshot is not correct. | ||
| // AUT transform appears to be buggy for extreme viewports. | ||
| xit('screenshot with a really long viewport', () => { | ||
| cy.viewport(200, 2000) | ||
| mount(<Layout />, { | ||
| styles, | ||
| }) | ||
|
|
||
| cy.screenshot('percy/component_testing_screenshot_long_viewport') | ||
| }) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,60 @@ | ||
| import * as React from 'react' | ||
| import { runInAction } from 'mobx' | ||
| import EventManager from '../lib/event-manager' | ||
| import State from '../lib/state' | ||
|
|
||
| /** | ||
| * SplitPane hierarchy looks like this: | ||
| * ```jsx | ||
| * <div class="SplitPane"> | ||
| * <div class="Pane vertical Pane1 ">..</div> | ||
| * <span role="presentation" class="Resizer vertical ">...</span> | ||
| * </div> | ||
| *``` | ||
| * we need to set these to display: none during cy.screenshot. | ||
| */ | ||
| export function useScreenshotHandler ({ eventManager, state, splitPaneRef } : { | ||
| eventManager: typeof EventManager, state: State, splitPaneRef: React.MutableRefObject<{ splitPane: HTMLDivElement }> | ||
| }) { | ||
| const showPane = () => { | ||
| if (!splitPaneRef.current) { | ||
| return | ||
| } | ||
|
|
||
| splitPaneRef.current.splitPane.firstElementChild.classList.remove('d-none') | ||
| splitPaneRef.current.splitPane.querySelector('[role="presentation"]').classList.remove('d-none') | ||
| } | ||
|
|
||
| const hidePane = () => { | ||
| if (!splitPaneRef.current) { | ||
| return | ||
| } | ||
|
|
||
| splitPaneRef.current.splitPane.firstElementChild.classList.add('d-none') | ||
| splitPaneRef.current.splitPane.querySelector('[role="presentation"]').classList.add('d-none') | ||
| } | ||
|
|
||
| React.useEffect(() => { | ||
| eventManager.on('before:screenshot', (config) => { | ||
| runInAction(() => { | ||
| state.setScreenshotting(true) | ||
| hidePane() | ||
| }) | ||
| }) | ||
|
|
||
| const revertFromScreenshotting = () => { | ||
| runInAction(() => { | ||
| state.setScreenshotting(false) | ||
| showPane() | ||
| }) | ||
| } | ||
|
|
||
| eventManager.on('after:screenshot', (config) => { | ||
| revertFromScreenshotting() | ||
| }) | ||
|
|
||
| eventManager.on('run:start', () => { | ||
| revertFromScreenshotting() | ||
| }) | ||
| }, []) | ||
| } |
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