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Config Reference

Config File

include

exclude

includeSource

name

server

deps

runner

benchmark

alias

globals

environment

environmentOptions

watch

watchTriggerPatterns

root

dir

reporters

outputFile

pool

execArgv

vmMemoryLimit

fileParallelism

maxWorkers

testTimeout

hookTimeout

teardownTimeout

silent

setupFiles

provide

globalSetup

forceRerunTriggers

coverage

testNamePattern

ui

open

api

clearMocks

mockReset

restoreMocks

unstubEnvs

unstubGlobals

snapshotFormat

snapshotSerializers

resolveSnapshotPath

allowOnly

passWithNoTests

logHeapUsage

css

maxConcurrency

cache

sequence

typecheck

slowTestThreshold

chaiConfig

bail

retry

onConsoleLog

onStackTrace

onUnhandledError

dangerouslyIgnoreUnhandled...

diff

fakeTimers

projects

isolate

includeTaskLocation

snapshotEnvironment

env

expect

printConsoleTrace

attachmentsDir

hideSkippedTests

mode

expandSnapshotDiff

disableConsoleIntercept

Browser Mode

Providers

playwright

webdriverio

preview

browser.enabled

browser.instances

browser.headless

browser.isolate

browser.testerHtmlPath

browser.api

browser.provider

browser.ui

browser.viewport

browser.locators

browser.screenshotDirectory

browser.screenshotFailures

browser.orchestratorScripts

browser.commands

browser.connectTimeout

browser.trace

browser.trackUnhandledErrors

browser.expect

On this page

Are you an LLM? You can read better optimized documentation at /config/browser/viewport.md for this page in Markdown format

browser.viewport

Type: { width, height }
Default: 414x896

Default iframe's viewport.

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Last updated:

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