[Android] Dedup content_browsertests test setup from gtests.

build/android/pylib/browsertests/setup.py

-# Copyright 2013 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-"""Generate test runner factory and tests for content_browsertests."""
-
-import logging
-import os
-import sys
-
-from pylib import android_commands
-from pylib import cmd_helper
-from pylib import constants
-from pylib import ports
-from pylib.base import base_test_result
-from pylib.gtest import setup as gtest_setup
-from pylib.gtest import test_runner
-from pylib.utils import report_results
-
-
-def Setup(test_arguments, timeout, cleanup_test_files, tool, build_type,
-          push_deps, gtest_filter):
-  """Create the test runner factory and tests.
-
-  Args:
-    test_arguments: Additional arguments to pass to the test binary.
-    timeout: Timeout for each test.
-    cleanup_test_files: Whether or not to cleanup test files on device.
-    tool: Name of the Valgrind tool.
-    build_type: 'Release' or 'Debug'.
-    push_deps: If True, push all dependencies to the device.
-    gtest_filter: filter for tests.
-
-  Returns:
-    A tuple of (TestRunnerFactory, tests).
-  """
-
-  if not ports.ResetTestServerPortAllocation():
-    raise Exception('Failed to reset test server port.')
-
-  suite_path = os.path.join(cmd_helper.OutDirectory.get(), build_type, 'apks',
-                            constants.BROWSERTEST_SUITE_NAME + '.apk')
-
-  gtest_setup._GenerateDepsDirUsingIsolate(
-      constants.BROWSERTEST_SUITE_NAME, build_type)
-
-  # Constructs a new TestRunner with the current options.
-  def TestRunnerFactory(device, shard_index):
-    return test_runner.TestRunner(
-        device,
-        suite_path,
-        test_arguments,
-        timeout,
-        cleanup_test_files,
-        tool,
-        build_type,
-        push_deps,
-        constants.BROWSERTEST_TEST_PACKAGE_NAME,
-        constants.BROWSERTEST_TEST_ACTIVITY_NAME,
-        constants.BROWSERTEST_COMMAND_LINE_FILE)
-
-  # TODO(gkanwar): This breaks the abstraction of having test_dispatcher.py deal
-  # entirely with the devices. Can we do this another way?
-  attached_devices = android_commands.GetAttachedDevices()
-
-  all_tests = gtest_setup.GetTestsFiltered(
-      constants.BROWSERTEST_SUITE_NAME, gtest_filter, TestRunnerFactory,
-      attached_devices)
-
-  return (TestRunnerFactory, all_tests)
-
-
-def _FilterTests(all_enabled_tests):
-  """Filters out tests and fixtures starting with PRE_ and MANUAL_."""
-  return [t for t in all_enabled_tests if _ShouldRunOnBot(t)]
-
-
-def _ShouldRunOnBot(test):
-  fixture, case = test.split('.', 1)
-  if _StartsWith(fixture, case, 'PRE_'):
-    return False
-  if _StartsWith(fixture, case, 'MANUAL_'):
-    return False
-  return True
-
-
-def _StartsWith(a, b, prefix):
-  return a.startswith(prefix) or b.startswith(prefix)