Class: Jasmine::Runners::ChromeHeadless

Inherits:
Object
  • Object
show all
Defined in:
lib/jasmine/runners/chrome_headless.rb

Instance Method Summary collapse

Constructor Details

#initialize(formatter, jasmine_server_url, config) ⇒ ChromeHeadless

Returns a new instance of ChromeHeadless.



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# File 'lib/jasmine/runners/chrome_headless.rb', line 7

def initialize(formatter, jasmine_server_url, config)
  @formatter = formatter
  @jasmine_server_url = jasmine_server_url
  @config = config
  @show_console_log = @config.show_console_log
  @show_full_stack_trace = @config.show_full_stack_trace
  @cli_options = @config.chrome_cli_options || {}
end

Instance Method Details

#boot_js ⇒ Object 



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# File 'lib/jasmine/runners/chrome_headless.rb', line 118

def boot_js
  File.expand_path('chromeheadless_boot.js', File.dirname(__FILE__))
end

#chrome_binary ⇒ Object 



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# File 'lib/jasmine/runners/chrome_headless.rb', line 59

def chrome_binary
  config.chrome_binary || find_chrome_binary
end

#cli_options_string ⇒ Object 



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# File 'lib/jasmine/runners/chrome_headless.rb', line 75

def cli_options_string
  @cli_options.
      map {|(k, v)| if v then "--#{k}=#{v}" else "--#{k}" end }.
      join(' ')
end

#find_chrome_binary ⇒ Object 



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# File 'lib/jasmine/runners/chrome_headless.rb', line 63

def find_chrome_binary
  path = [
    "/usr/bin/google-chrome",
    "/usr/bin/google-chrome-stable",
    "/Applications/Google Chrome.app/Contents/MacOS/Google Chrome"
  ].detect { |path|
    File.file?(path)
  }
  raise "No Chrome binary found" if path.nil?
  path
end

#run ⇒ Object 



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# File 'lib/jasmine/runners/chrome_headless.rb', line 16

def run
  chrome_server = IO.popen("\"#{chrome_binary}\" #{cli_options_string}")
  wait_for_chrome_to_start_debug_socket

  begin
    require "chrome_remote"
  rescue LoadError => e
    raise 'Add "chrome_remote" you your Gemfile. To use chromeheadless we require this gem.'
  end

  chrome = wait_for { ChromeRemote.client }
  chrome.send_cmd "Runtime.enable"
  chrome.send_cmd "Page.navigate", url: jasmine_server_url
  result_recived = false
  run_details = { 'random' => false }
  chrome.on "Runtime.consoleAPICalled" do |params|
    if params["type"] == "log"
      if params["args"][0] && params["args"][0]["value"] == "jasmine_spec_result"
        results = JSON.parse(params["args"][1]["value"], :max_nesting => false)
                      .map { |r| Result.new(r.merge!("show_full_stack_trace" => @show_full_stack_trace)) }
        formatter.format(results)
      elsif params["args"][0] && params["args"][0]["value"] == "jasmine_suite_result"
        results = JSON.parse(params["args"][1]["value"], :max_nesting => false)
                      .map { |r| Result.new(r.merge!("show_full_stack_trace" => @show_full_stack_trace)) }
        failures = results.select(&:failed?)
        if failures.any?
          formatter.format(failures)
        end
      elsif params["args"][0] && params["args"][0]["value"] == "jasmine_done"
        result_recived = true
        run_details = JSON.parse(params["args"][1]["value"], :max_nesting => false)
      elsif show_console_log
        puts params["args"].map { |e| e["value"] }.join(' ')
      end
    end
  end

  chrome.listen_until {|msg| result_recived }
  formatter.done(run_details)
  chrome.send_cmd "Browser.close"
  Process.kill("INT", chrome_server.pid)
end

#try_to ⇒ Object 



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# File 'lib/jasmine/runners/chrome_headless.rb', line 97

def try_to
  yield
rescue
  nil
end

#wait_for ⇒ Object 



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# File 'lib/jasmine/runners/chrome_headless.rb', line 81

def wait_for


  puts "new logic"


  time = Time.now.to_i
  result = try_to { yield }

  while !result && Time.now.to_i - time < config.chrome_startup_timeout
    sleep(0.1)
    result = try_to { yield }
  end
  result
end

#wait_for_chrome_to_start_debug_socket ⇒ Object 



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# File 'lib/jasmine/runners/chrome_headless.rb', line 103

def wait_for_chrome_to_start_debug_socket
  open_socket = -> do
    begin
      conn = TCPSocket.new('localhost', 9222)
      conn.close
      true
    rescue
      nil
    end
  end

  message = "Chrome didn't seem to start the webSocketDebugger at port: 9222, timeout #{config.chrome_startup_timeout}sec"
  raise message unless wait_for(&open_socket)
end