[iOS][test runner] Use error log level for GMock.

This change will prevent "Uninteresting mock function call" GMock log
spams, which could attribute to 1/3 of log lines in some unit test
targets and is causing slowness in swarming infra processing logs at
collecting tasks.

Bug: 1157537
Change-Id: I1dd2780329ab8568a4582d6ef4e3a5a7d4a68016
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2587605Reviewed-by: Justin Cohen <justincohen@chromium.org>
Commit-Queue: Zhaoyang Li <zhaoyangli@chromium.org>
Cr-Commit-Position: refs/heads/master@{#841664}

ios/build/bots/scripts/test_apps.py

@@ -472,6 +472,8 @@ class DeviceXCTestUnitTestsApp(GTestsApp):
       ]
       self.test_args.append('--gtest_filter=%s' % gtest_filter)
 
+    self.test_args.append('--gmock_verbose=error')
+
     xctestrun_data['TestTargetName'].update(
         {'CommandLineArguments': self.test_args})
 
@@ -587,6 +589,8 @@ class SimulatorXCTestUnitTestsApp(GTestsApp):
       ]
       self.test_args.append('--gtest_filter=%s' % gtest_filter)
 
+    self.test_args.append('--gmock_verbose=error')
+
     xctestrun_data['TestTargetName'].update(
         {'CommandLineArguments': self.test_args})
 

ios/build/bots/scripts/test_apps_test.py

@@ -3,12 +3,20 @@
 # found in the LICENSE file.
 """Unittests for test_apps.py."""
 
+import mock
 import unittest
 
 import test_apps
 import test_runner_test
 
 
+_TEST_APP_PATH = '/path/to/test_app.app'
+_HOST_APP_PATH = '/path/to/host_app.app'
+_BUNDLE_ID = 'org.chromium.gtest.test-app'
+_MODULE_NAME = 'test_app'
+_XCTEST_PATH = '/PlugIns/boringssl_ssl_tests_module.xctest'
+
+
 class GetKIFTestFilterTest(test_runner_test.TestCase):
   """Tests for test_runner.get_kif_test_filter."""
 
@@ -58,5 +66,82 @@ class GetGTestFilterTest(test_runner_test.TestCase):
     self.assertEqual(test_apps.get_gtest_filter(tests, invert=True), expected)
 
 
+class DeviceXCTestUnitTestsAppTest(test_runner_test.TestCase):
+  """Tests to test methods of SimulatorXCTestUnitTestsApp."""
+
+  @mock.patch('test_apps.get_bundle_id', return_value=_BUNDLE_ID)
+  @mock.patch(
+      'test_apps.DeviceXCTestUnitTestsApp._xctest_path',
+      return_value=_XCTEST_PATH)
+  @mock.patch('os.path.exists', return_value=True)
+  def test_fill_xctestrun_node(self, *args):
+    """Tests fill_xctestrun_node method."""
+    test_app = test_apps.DeviceXCTestUnitTestsApp(_TEST_APP_PATH)
+    expected_xctestrun_node = {
+        'TestTargetName': {
+            'CommandLineArguments': [
+                '--enable-run-ios-unittests-with-xctest',
+                '--gmock_verbose=error'
+            ],
+            'IsAppHostedTestBundle': True,
+            'TestBundlePath': '__TESTHOST__/%s' % _XCTEST_PATH,
+            'TestHostBundleIdentifier': _BUNDLE_ID,
+            'TestHostPath': '%s' % _TEST_APP_PATH,
+            'TestingEnvironmentVariables': {
+                'DYLD_INSERT_LIBRARIES':
+                    '__TESTHOST__/Frameworks/libXCTestBundleInject.dylib',
+                'DYLD_LIBRARY_PATH':
+                    '__PLATFORMS__/iPhoneOS.platform/Developer/Library',
+                'DYLD_FRAMEWORK_PATH':
+                    '__PLATFORMS__/iPhoneOS.platform/Developer/'
+                    'Library/Frameworks',
+                'XCInjectBundleInto':
+                    '__TESTHOST__/%s' % _MODULE_NAME
+            }
+        }
+    }
+    xctestrun_node = test_app.fill_xctestrun_node()
+    self.assertEqual(xctestrun_node, expected_xctestrun_node)
+
+
+class SimulatorXCTestUnitTestsAppTest(test_runner_test.TestCase):
+  """Tests to test methods of SimulatorXCTestUnitTestsApp."""
+
+  @mock.patch('test_apps.get_bundle_id', return_value=_BUNDLE_ID)
+  @mock.patch(
+      'test_apps.SimulatorXCTestUnitTestsApp._xctest_path',
+      return_value=_XCTEST_PATH)
+  @mock.patch('os.path.exists', return_value=True)
+  def test_fill_xctestrun_node(self, *args):
+    """Tests fill_xctestrun_node method."""
+    test_app = test_apps.SimulatorXCTestUnitTestsApp(_TEST_APP_PATH)
+    expected_xctestrun_node = {
+        'TestTargetName': {
+            'CommandLineArguments': [
+                '--enable-run-ios-unittests-with-xctest',
+                '--gmock_verbose=error'
+            ],
+            'IsAppHostedTestBundle': True,
+            'TestBundlePath': '__TESTHOST__/%s' % _XCTEST_PATH,
+            'TestHostBundleIdentifier': _BUNDLE_ID,
+            'TestHostPath': '%s' % _TEST_APP_PATH,
+            'TestingEnvironmentVariables': {
+                'DYLD_INSERT_LIBRARIES':
+                    '__PLATFORMS__/iPhoneSimulator.platform/Developer/usr/lib/'
+                    'libXCTestBundleInject.dylib',
+                'DYLD_LIBRARY_PATH':
+                    '__PLATFORMS__/iPhoneSimulator.platform/Developer/Library',
+                'DYLD_FRAMEWORK_PATH':
+                    '__PLATFORMS__/iPhoneSimulator.platform/Developer/'
+                    'Library/Frameworks',
+                'XCInjectBundleInto':
+                    '__TESTHOST__/%s' % _MODULE_NAME
+            }
+        }
+    }
+    xctestrun_node = test_app.fill_xctestrun_node()
+    self.assertEqual(xctestrun_node, expected_xctestrun_node)
+
+
 if __name__ == '__main__':
-  unittest.main()
\ No newline at end of file
+  unittest.main()