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Version: 22.12.0

Coverage.startJSCoverage() method

Signature:

class Coverage {
startJSCoverage(options?: JSCoverageOptions): Promise<void>;
}

Parameters

Parameter

Type

Description

options

JSCoverageOptions

(Optional) Set of configurable options for coverage defaults to resetOnNavigation : true, reportAnonymousScripts : false, includeRawScriptCoverage : false, useBlockCoverage : true

Returns:

Promise<void>

Promise that resolves when coverage is started.

Remarks

Anonymous scripts are ones that don't have an associated url. These are scripts that are dynamically created on the page using eval or new Function. If reportAnonymousScripts is set to true, anonymous scripts URL will start with debugger://VM (unless a magic //# sourceURL comment is present, in which case that will the be URL).