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from __future__ import print_function
import logging
import optparse
from typing import get_args
from blinkpy.common.checkout.baseline_optimizer import BaselineOptimizer
from blinkpy.common.net.web_test_results import BaselineSuffix
from blinkpy.tool.commands.rebaseline import AbstractRebaseliningCommand
_log = logging.getLogger(__name__)
class AnalyzeBaselines(AbstractRebaseliningCommand):
name = 'analyze-baselines'
help_text = 'Analyzes the baselines for the given tests and prints results that are identical.'
show_in_main_help = True
argument_names = 'TEST_NAMES'
def __init__(self):
super(AnalyzeBaselines, self).__init__(options=[
self.suffixes_option,
optparse.make_option(
'--missing',
action='store_true',
default=False,
help='Show missing baselines as well.'),
] + self.platform_options)
self._baseline_suffix_list = get_args(BaselineSuffix)
self._optimizer_class = BaselineOptimizer # overridable for testing
self._baseline_optimizer = None
self._port = None
self._tool = None
def _write(self, msg):
print(msg)
def _analyze_baseline(self, options, test_name):
# TODO(robertma): Investigate changing the CLI to take extensions with leading '.'.
for suffix in self._baseline_suffix_list:
extension = '.' + suffix
name = self._port.output_filename(
test_name, self._port.BASELINE_SUFFIX, extension)
results_by_directory = self._baseline_optimizer.read_results_by_directory(
test_name, name)
if results_by_directory:
self._write('%s:' % name)
self._baseline_optimizer.write_by_directory(
results_by_directory, self._write, ' ')
elif options.missing:
self._write('%s: (no baselines found)' % name)
def execute(self, options, args, tool):
self._tool = tool
self._baseline_suffix_list = options.suffixes.split(',')
port_names = tool.port_factory.all_port_names(options.platform)
if not port_names:
_log.error("No port names match '%s'", options.platform)
return
self._port = tool.port_factory.get(port_names[0])
self._baseline_optimizer = self._optimizer_class(
tool, self._port, port_names)
for test_name in self._port.tests(args):
self._analyze_baseline(options, test_name)
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