def GetBrowserStartupArgs(self):
args = []
args.extend(self.browser_options.extra_browser_args)
args.append('--disable-vivaldi')
args.append('--enable-net-benchmarking')
args.append('--metrics-recording-only')
args.append('--no-default-browser-check')
args.append('--no-first-run')
# Turn on GPU benchmarking extension for all runs. The only side effect of
# the extension being on is that render stats are tracked. This is believed
# to be effectively free. And, by doing so here, it avoids us having to
# programmatically inspect a pageset's actions in order to determine if it
# might eventually scroll.
args.append('--enable-gpu-benchmarking')
# Set --no-proxy-server to work around some XP issues unless
# some other flag indicates a proxy is needed.
if not self._ArgsNeedProxyServer(args):
self.browser_options.no_proxy_server = True
if self.browser_options.disable_background_networking:
args.append('--disable-background-networking')
args.extend(self.GetReplayBrowserStartupArgs())
args.extend(
user_agent.GetChromeUserAgentArgumentFromType(
self.browser_options.browser_user_agent_type))
extensions = [
extension.local_path for extension in self._extensions_to_load
if not extension.is_component
]
extension_str = ','.join(extensions)
if len(extensions) > 0:
args.append('--load-extension=%s' % extension_str)
component_extensions = [
extension.local_path for extension in self._extensions_to_load
if extension.is_component
]
component_extension_str = ','.join(component_extensions)
if len(component_extensions) > 0:
args.append('--load-component-extension=%s' %
component_extension_str)
if self.browser_options.no_proxy_server:
args.append('--no-proxy-server')
if self.browser_options.disable_component_extensions_with_background_pages:
args.append('--disable-component-extensions-with-background-pages')
# Disables the start page, as well as other external apps that can
# steal focus or make measurements inconsistent.
if self.browser_options.disable_default_apps:
args.append('--disable-default-apps')
if self.browser_options.enable_logging:
args.append('--enable-logging')
args.append('--v=1')
return args
def GetBrowserStartupArgs(self):
assert not '--no-proxy-server' in self.browser_options.extra_browser_args, (
'--no-proxy-server flag is disallowed as Chrome needs to be route to '
'ts_proxy_server')
args = []
args.extend(self.browser_options.extra_browser_args)
args.append('--enable-net-benchmarking')
args.append('--metrics-recording-only')
args.append('--no-default-browser-check')
args.append('--no-first-run')
# Turn on GPU benchmarking extension for all runs. The only side effect of
# the extension being on is that render stats are tracked. This is believed
# to be effectively free. And, by doing so here, it avoids us having to
# programmatically inspect a pageset's actions in order to determine if it
# might eventually scroll.
args.append('--enable-gpu-benchmarking')
if self.browser_options.disable_background_networking:
args.append('--disable-background-networking')
args.extend(self.GetReplayBrowserStartupArgs())
args.extend(
user_agent.GetChromeUserAgentArgumentFromType(
self.browser_options.browser_user_agent_type))
extensions = [
extension.local_path for extension in self._extensions_to_load
if not extension.is_component
]
extension_str = ','.join(extensions)
if len(extensions) > 0:
args.append('--load-extension=%s' % extension_str)
component_extensions = [
extension.local_path for extension in self._extensions_to_load
if extension.is_component
]
component_extension_str = ','.join(component_extensions)
if len(component_extensions) > 0:
args.append('--load-component-extension=%s' %
component_extension_str)
if self.browser_options.disable_component_extensions_with_background_pages:
args.append('--disable-component-extensions-with-background-pages')
# Disables the start page, as well as other external apps that can
# steal focus or make measurements inconsistent.
if self.browser_options.disable_default_apps:
args.append('--disable-default-apps')
if (self.browser_options.logging_verbosity ==
self.browser_options.NON_VERBOSE_LOGGING):
args.extend(['--enable-logging', '--v=0'])
elif (self.browser_options.logging_verbosity ==
self.browser_options.VERBOSE_LOGGING):
args.extend(['--enable-logging', '--v=1'])
return args
def GetFromBrowserOptions(browser_options):
"""Get a list of startup args from the given browser_options."""
assert not '--no-proxy-server' in browser_options.extra_browser_args, (
'--no-proxy-server flag is disallowed as Chrome needs to be route to '
'ts_proxy_server')
# Merge multiple instances of --enable-features and --disable-features since
# Chrome ends up using whatever switch it finds last instead of merging
# multiple instances.
# TODO(crbug.com/799411): Remove this once the smarter ChromeArgsBuilder is
# implemented.
args = []
disable_features = set()
enable_features = set()
for arg in browser_options.extra_browser_args:
if arg.startswith('--disable-features='):
disable_features.update(arg.split('=', 1)[1].split(','))
elif arg.startswith('--enable-features='):
enable_features.update(arg.split('=', 1)[1].split(','))
else:
args.append(arg)
if disable_features:
args.append('--disable-features=%s' % ','.join(disable_features))
if enable_features:
args.append('--enable-features=%s' % ','.join(enable_features))
args.append('--enable-net-benchmarking')
args.append('--metrics-recording-only')
args.append('--no-default-browser-check')
args.append('--no-first-run')
args.append('--ignore-background-tasks')
# Turn on GPU benchmarking extension for all runs. The only side effect of
# the extension being on is that render stats are tracked. This is believed
# to be effectively free. And, by doing so here, it avoids us having to
# programmatically inspect a pageset's actions in order to determine if it
# might eventually scroll.
args.append('--enable-gpu-benchmarking')
# Suppress all permission prompts by atomatically denying them.
args.append('--deny-permission-prompts')
# Override the need for a user gesture in order to play media.
args.append('--autoplay-policy=no-user-gesture-required')
if browser_options.disable_background_networking:
args.append('--disable-background-networking')
args.extend(user_agent.GetChromeUserAgentArgumentFromType(
browser_options.browser_user_agent_type))
if browser_options.disable_component_extensions_with_background_pages:
args.append('--disable-component-extensions-with-background-pages')
# Disables the start page, as well as other external apps that can
# steal focus or make measurements inconsistent.
if browser_options.disable_default_apps:
args.append('--disable-default-apps')
# Disable the search geolocation disclosure infobar, as it is only shown a
# small number of times to users and should not be part of perf comparisons.
args.append('--disable-search-geolocation-disclosure')
# Telemetry controls startup tracing via DevTools.
args.append('--trace-startup-owner=devtools')
if (browser_options.logging_verbosity ==
browser_options.NON_VERBOSE_LOGGING):
args.extend(['--enable-logging', '--v=0'])
elif (browser_options.logging_verbosity ==
browser_options.VERBOSE_LOGGING):
args.extend(['--enable-logging', '--v=1'])
elif (browser_options.logging_verbosity ==
browser_options.SUPER_VERBOSE_LOGGING):
args.extend(['--enable-logging', '--v=2'])
extensions = [e.local_path for e in browser_options.extensions_to_load]
if extensions:
args.append('--load-extension=%s' % ','.join(extensions))
return args
def GetBrowserStartupArgs(self):
assert not '--no-proxy-server' in self.browser_options.extra_browser_args, (
'--no-proxy-server flag is disallowed as Chrome needs to be route to '
'ts_proxy_server')
args = []
args.extend(self.browser_options.extra_browser_args)
# TODO(crbug.com/760319): This is a hack to temporarily disable modal
# permission prompts on Android. Remove after implementing a longer term
# solution.
if self.browser_options.block_modal_permission_prompts:
for i, arg in enumerate(args):
if arg.startswith('--enable-features='):
args[i] = re.sub(r',\w+<PermissionPromptUIAndroidModal\b',
'', arg)
elif arg.startswith('--force-fieldtrials='):
args[i] = re.sub(r'\bPermissionPromptUIAndroidModal/\w+/',
'', arg)
elif arg.startswith('--disable-features='):
args[i] = ','.join([
args[i],
'ModalPermissionPrompts<PermissionPromptUIAndroidModal'
])
args.append('--enable-net-benchmarking')
args.append('--metrics-recording-only')
args.append('--no-default-browser-check')
args.append('--no-first-run')
# Turn on GPU benchmarking extension for all runs. The only side effect of
# the extension being on is that render stats are tracked. This is believed
# to be effectively free. And, by doing so here, it avoids us having to
# programmatically inspect a pageset's actions in order to determine if it
# might eventually scroll.
args.append('--enable-gpu-benchmarking')
if self.browser_options.disable_background_networking:
args.append('--disable-background-networking')
args.extend(self.GetReplayBrowserStartupArgs())
args.extend(
user_agent.GetChromeUserAgentArgumentFromType(
self.browser_options.browser_user_agent_type))
extensions = [
extension.local_path for extension in self._extensions_to_load
]
extension_str = ','.join(extensions)
if len(extensions) > 0:
args.append('--load-extension=%s' % extension_str)
if self.browser_options.disable_component_extensions_with_background_pages:
args.append('--disable-component-extensions-with-background-pages')
# Disables the start page, as well as other external apps that can
# steal focus or make measurements inconsistent.
if self.browser_options.disable_default_apps:
args.append('--disable-default-apps')
# Disable the search geolocation disclosure infobar, as it is only shown a
# small number of times to users and should not be part of perf comparisons.
args.append('--disable-search-geolocation-disclosure')
if (self.browser_options.logging_verbosity ==
self.browser_options.NON_VERBOSE_LOGGING):
args.extend(['--enable-logging', '--v=0'])
elif (self.browser_options.logging_verbosity ==
self.browser_options.VERBOSE_LOGGING):
args.extend(['--enable-logging', '--v=1'])
elif (self.browser_options.logging_verbosity ==
self.browser_options.SUPER_VERBOSE_LOGGING):
args.extend(['--enable-logging', '--v=2'])
return args
def GetBrowserStartupArgs(self):
assert not '--no-proxy-server' in self.browser_options.extra_browser_args, (
'--no-proxy-server flag is disallowed as Chrome needs to be route to '
'ts_proxy_server')
args = []
args.extend(self.browser_options.extra_browser_args)
args.append('--enable-net-benchmarking')
args.append('--metrics-recording-only')
args.append('--no-default-browser-check')
args.append('--no-first-run')
# Turn on GPU benchmarking extension for all runs. The only side effect of
# the extension being on is that render stats are tracked. This is believed
# to be effectively free. And, by doing so here, it avoids us having to
# programmatically inspect a pageset's actions in order to determine if it
# might eventually scroll.
args.append('--enable-gpu-benchmarking')
# Suppress all permission prompts by atomatically denying them.
args.append('--deny-permission-prompts')
# Override the need for a user gesture in order to play media.
args.append('--autoplay-policy=no-user-gesture-required')
if self.browser_options.disable_background_networking:
args.append('--disable-background-networking')
args.extend(self.GetReplayBrowserStartupArgs())
args.extend(
user_agent.GetChromeUserAgentArgumentFromType(
self.browser_options.browser_user_agent_type))
extensions = [
extension.local_path for extension in self._extensions_to_load
]
extension_str = ','.join(extensions)
if len(extensions) > 0:
args.append('--load-extension=%s' % extension_str)
if self.browser_options.disable_component_extensions_with_background_pages:
args.append('--disable-component-extensions-with-background-pages')
# Disables the start page, as well as other external apps that can
# steal focus or make measurements inconsistent.
if self.browser_options.disable_default_apps:
args.append('--disable-default-apps')
# Disable the search geolocation disclosure infobar, as it is only shown a
# small number of times to users and should not be part of perf comparisons.
args.append('--disable-search-geolocation-disclosure')
if (self.browser_options.logging_verbosity ==
self.browser_options.NON_VERBOSE_LOGGING):
args.extend(['--enable-logging', '--v=0'])
elif (self.browser_options.logging_verbosity ==
self.browser_options.VERBOSE_LOGGING):
args.extend(['--enable-logging', '--v=1'])
elif (self.browser_options.logging_verbosity ==
self.browser_options.SUPER_VERBOSE_LOGGING):
args.extend(['--enable-logging', '--v=2'])
return args
