tees

tees is a complex of E2E test framework, it's based on jest as test runner.

Contents

• APIs Reference
  • Test CLI
  • Project Config
  • Test Drivers
  • Test Hooks
• Benchmark Results

APIs Reference

Test CLI

Reference	Description	type	default
--params	Run E2E test case with some params filtering.	object	None
--sandbox	Run E2E test case with 'sandbox' mode.		disable
--debugger	Run E2E test case with 'debugger' mode.		disable
--headless	Run E2E test case with 'headless' mode.		disable
--exclude	Run E2E test case exclude some files.		disable
--verbose	Run E2E test case with verbose log.		false
--retry	Run E2E test case with retry times.		0

Project Config

Reference	Description	type
lookupConfig	Look up executive config from this config file.	function
params	Setting project basic information.	object

Test Drivers

Driver APIs

Reference	Description	arguments
goto	Current page goto a new page with a url.	(config)
clear	Clear the value of this element.	(selector, options)
newPage	Create a new page in a default browser context.	()
closePage	Closes the current window.	()

Query APIs

Reference	Description	arguments
getText	Get text from a selector.	(selector[, options])
goto	Current page goto a new page with a url.	(config)
click	left-click with the mouse.	(selector, options)
type	Enter a value on the selector.	(selector, value, options)
waitForSelector	Wait for the selector to appear in page.	(selector, options)
waitForFrames	Wait for the iframes to appear in page and return a frame.	(frameSelector)
screenshot	Takes a screenshot of the current page.	(path)
execute	Executes JavaScript in sandbox env.	(...args)

Test Hooks

Reference	Description	callback arguments
driver.addAfterHook	After each case ends.	-

example:

context.driver.addAfterHook(async () => {
  await process.exec(Logout);
});

Benchmark Results

Drivers	cases	threads	sandbox	performance	stability
puppeteer/Firefox/Chrome/Safari	1600	1		1312.125s	✅
puppeteer	400	8		96.44s	✅
puppeteer	400	1		237.614s	✅
puppeteer	400	8	✅	289.44s	✅
Chrome	400	8		103.665s	✅
Firefox	400	8		415.726s	✅
puppeteer/Firefox/Chrome	1200	8		630.503s	⚠️
Safari	400	8		-	❌
Enzyme	400	1	✅	374.998s	✅
Enzyme	400	8	✅	149.882s	✅
Enzyme	400	1		-	❌

Chrome is selenium webdriver's Chrome.
Selenium webdriver multithreading operation is not stable.
Selenium Webdriver Safari does not support multithreading.
Enzyme does not support non-sandbox mode(Default forced sandbox mode).