Class: Puppeteer::JSCoverage
- Inherits:
-
Object
- Object
- Puppeteer::JSCoverage
- Includes:
- Coverage::UtilFunctions
- Defined in:
- lib/puppeteer/js_coverage.rb
Defined Under Namespace
Classes: Item, ItemWithRawScriptCoverage
Instance Method Summary collapse
-
#initialize(client) ⇒ JSCoverage
constructor
A new instance of JSCoverage.
- #start(reset_on_navigation: nil, report_anonymous_scripts: nil, include_raw_script_coverage: nil, use_block_coverage: nil) ⇒ Object
- #stop ⇒ Object
Constructor Details
#initialize(client) ⇒ JSCoverage
Returns a new instance of JSCoverage.
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# File 'lib/puppeteer/js_coverage.rb', line 24 def initialize(client) @client = client @enabled = false @script_urls = {} @script_sources = {} end |
Instance Method Details
#start(reset_on_navigation: nil, report_anonymous_scripts: nil, include_raw_script_coverage: nil, use_block_coverage: nil) ⇒ Object
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# File 'lib/puppeteer/js_coverage.rb', line 31 def start( reset_on_navigation: nil, report_anonymous_scripts: nil, include_raw_script_coverage: nil, use_block_coverage: nil) raise 'JSCoverage is already enabled' if @enabled @reset_on_navigation = if [true, false].include?() else true end @use_block_coverage = if [true, false].include?(use_block_coverage) use_block_coverage else true end @report_anonymous_scripts = report_anonymous_scripts || false @include_raw_script_coverage = include_raw_script_coverage || false @enabled = true @script_urls.clear @script_sources.clear @event_listeners = [] @event_listeners << @client.add_event_listener('Debugger.scriptParsed') do |event| future { on_script_parsed(event) } end @event_listeners << @client.add_event_listener('Runtime.executionContextsCleared') do on_execution_contexts_cleared end await_all( @client.('Profiler.enable'), @client.('Profiler.startPreciseCoverage', callCount: @include_raw_script_coverage, detailed: @use_block_coverage, ), @client.('Debugger.enable'), @client.('Debugger.setSkipAllPauses', skip: true), ) end |
#stop ⇒ Object
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# File 'lib/puppeteer/js_coverage.rb', line 98 def stop raise 'JSCoverage is not enabled' unless @enabled @enabled = false results = await_all( @client.('Profiler.takePreciseCoverage'), @client.('Profiler.stopPreciseCoverage'), @client.('Profiler.disable'), @client.('Debugger.disable'), ) @client.remove_event_listener(*@event_listeners) coverage = [] profile_response = results.first profile_response['result'].each do |entry| url = @script_urls[entry['scriptId']] if @report_anonymous_scripts url ||= "debugger://VM#{entry['scriptId']}" end text = @script_sources[entry['scriptId']] next if !text || !url flatten_ranges = [] entry['functions'].each do |func| func['ranges'].each do |range| flatten_ranges << range end end if @include_raw_script_coverage coverage << ItemWithRawScriptCoverage.new( url: url, ranges: convert_to_disjoint_ranges(flatten_ranges), text: text, raw_script_coverage: entry, ) else coverage << Item.new( url: url, ranges: convert_to_disjoint_ranges(flatten_ranges), text: text, ) end end coverage end |