diff --git a/googletest/test/BUILD.bazel b/googletest/test/BUILD.bazel
index 780b278e..fdec6850 100644
--- a/googletest/test/BUILD.bazel
+++ b/googletest/test/BUILD.bazel
@@ -448,3 +448,17 @@ py_test(
     data = [":gtest_testbridge_test_"],
     deps = [":gtest_test_utils"],
 )
+
+py_test(
+    name = "googletest-json-outfiles-test",
+    size = "small",
+    srcs = [
+        "googletest-json-outfiles-test.py",
+        "gtest_json_test_utils.py",
+    ],
+    data = [
+        ":gtest_xml_outfile1_test_",
+        ":gtest_xml_outfile2_test_",
+    ],
+    deps = [":gtest_test_utils"],
+)
diff --git a/googletest/test/gtest-filepath_test.cc b/googletest/test/googletest-filepath-test.cc
similarity index 100%
rename from googletest/test/gtest-filepath_test.cc
rename to googletest/test/googletest-filepath-test.cc
diff --git a/googletest/test/googletest-json-outfiles-test.py b/googletest/test/googletest-json-outfiles-test.py
new file mode 100644
index 00000000..46010d89
--- /dev/null
+++ b/googletest/test/googletest-json-outfiles-test.py
@@ -0,0 +1,162 @@
+#!/usr/bin/env python
+# Copyright 2018, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""Unit test for the gtest_json_output module."""
+
+import json
+import os
+import gtest_json_test_utils
+import gtest_test_utils
+
+GTEST_OUTPUT_SUBDIR = 'json_outfiles'
+GTEST_OUTPUT_1_TEST = 'gtest_xml_outfile1_test_'
+GTEST_OUTPUT_2_TEST = 'gtest_xml_outfile2_test_'
+
+EXPECTED_1 = {
+    u'tests': 1,
+    u'failures': 0,
+    u'disabled': 0,
+    u'errors': 0,
+    u'time': u'*',
+    u'timestamp': u'*',
+    u'name': u'AllTests',
+    u'testsuites': [{
+        u'name': u'PropertyOne',
+        u'tests': 1,
+        u'failures': 0,
+        u'disabled': 0,
+        u'errors': 0,
+        u'time': u'*',
+        u'testsuite': [{
+            u'name': u'TestSomeProperties',
+            u'status': u'RUN',
+            u'time': u'*',
+            u'classname': u'PropertyOne',
+            u'SetUpProp': u'1',
+            u'TestSomeProperty': u'1',
+            u'TearDownProp': u'1',
+        }],
+    }],
+}
+
+EXPECTED_2 = {
+    u'tests': 1,
+    u'failures': 0,
+    u'disabled': 0,
+    u'errors': 0,
+    u'time': u'*',
+    u'timestamp': u'*',
+    u'name': u'AllTests',
+    u'testsuites': [{
+        u'name': u'PropertyTwo',
+        u'tests': 1,
+        u'failures': 0,
+        u'disabled': 0,
+        u'errors': 0,
+        u'time': u'*',
+        u'testsuite': [{
+            u'name': u'TestSomeProperties',
+            u'status': u'RUN',
+            u'time': u'*',
+            u'classname': u'PropertyTwo',
+            u'SetUpProp': u'2',
+            u'TestSomeProperty': u'2',
+            u'TearDownProp': u'2',
+        }],
+    }],
+}
+
+
+class GTestJsonOutFilesTest(gtest_test_utils.TestCase):
+  """Unit test for Google Test's JSON output functionality."""
+
+  def setUp(self):
+    # We want the trailing '/' that the last "" provides in os.path.join, for
+    # telling Google Test to create an output directory instead of a single file
+    # for xml output.
+    self.output_dir_ = os.path.join(gtest_test_utils.GetTempDir(),
+                                    GTEST_OUTPUT_SUBDIR, '')
+    self.DeleteFilesAndDir()
+
+  def tearDown(self):
+    self.DeleteFilesAndDir()
+
+  def DeleteFilesAndDir(self):
+    try:
+      os.remove(os.path.join(self.output_dir_, GTEST_OUTPUT_1_TEST + '.json'))
+    except os.error:
+      pass
+    try:
+      os.remove(os.path.join(self.output_dir_, GTEST_OUTPUT_2_TEST + '.json'))
+    except os.error:
+      pass
+    try:
+      os.rmdir(self.output_dir_)
+    except os.error:
+      pass
+
+  def testOutfile1(self):
+    self._TestOutFile(GTEST_OUTPUT_1_TEST, EXPECTED_1)
+
+  def testOutfile2(self):
+    self._TestOutFile(GTEST_OUTPUT_2_TEST, EXPECTED_2)
+
+  def _TestOutFile(self, test_name, expected):
+    gtest_prog_path = gtest_test_utils.GetTestExecutablePath(test_name)
+    command = [gtest_prog_path, '--gtest_output=json:%s' % self.output_dir_]
+    p = gtest_test_utils.Subprocess(command,
+                                    working_dir=gtest_test_utils.GetTempDir())
+    self.assert_(p.exited)
+    self.assertEquals(0, p.exit_code)
+
+    # TODO(wan@google.com): libtool causes the built test binary to be
+    #   named lt-gtest_xml_outfiles_test_ instead of
+    #   gtest_xml_outfiles_test_.  To account for this possibility, we
+    #   allow both names in the following code.  We should remove this
+    #   hack when Chandler Carruth's libtool replacement tool is ready.
+    output_file_name1 = test_name + '.json'
+    output_file1 = os.path.join(self.output_dir_, output_file_name1)
+    output_file_name2 = 'lt-' + output_file_name1
+    output_file2 = os.path.join(self.output_dir_, output_file_name2)
+    self.assert_(os.path.isfile(output_file1) or os.path.isfile(output_file2),
+                 output_file1)
+
+    if os.path.isfile(output_file1):
+      with open(output_file1) as f:
+        actual = json.load(f)
+    else:
+      with open(output_file2) as f:
+        actual = json.load(f)
+    self.assertEqual(expected, gtest_json_test_utils.normalize(actual))
+
+
+if __name__ == '__main__':
+  os.environ['GTEST_STACK_TRACE_DEPTH'] = '0'
+  gtest_test_utils.Main()
diff --git a/googletest/test/gtest-linked_ptr_test.cc b/googletest/test/googletest-linked-ptr-test.cc
similarity index 100%
rename from googletest/test/gtest-linked_ptr_test.cc
rename to googletest/test/googletest-linked-ptr-test.cc
diff --git a/googletest/test/gtest-listener_test.cc b/googletest/test/gtest-listener_test.cc
deleted file mode 100644
index 639529c5..00000000
--- a/googletest/test/gtest-listener_test.cc
+++ /dev/null
@@ -1,311 +0,0 @@
-// Copyright 2009 Google Inc. All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//     * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-//
-// Author: vladl@google.com (Vlad Losev)
-//
-// The Google C++ Testing and Mocking Framework (Google Test)
-//
-// This file verifies Google Test event listeners receive events at the
-// right times.
-
-#include "gtest/gtest.h"
-#include <vector>
-
-using ::testing::AddGlobalTestEnvironment;
-using ::testing::Environment;
-using ::testing::InitGoogleTest;
-using ::testing::Test;
-using ::testing::TestCase;
-using ::testing::TestEventListener;
-using ::testing::TestInfo;
-using ::testing::TestPartResult;
-using ::testing::UnitTest;
-
-// Used by tests to register their events.
-std::vector<std::string>* g_events = NULL;
-
-namespace testing {
-namespace internal {
-
-class EventRecordingListener : public TestEventListener {
- public:
-  explicit EventRecordingListener(const char* name) : name_(name) {}
-
- protected:
-  virtual void OnTestProgramStart(const UnitTest& /*unit_test*/) {
-    g_events->push_back(GetFullMethodName("OnTestProgramStart"));
-  }
-
-  virtual void OnTestIterationStart(const UnitTest& /*unit_test*/,
-                                    int iteration) {
-    Message message;
-    message << GetFullMethodName("OnTestIterationStart")
-            << "(" << iteration << ")";
-    g_events->push_back(message.GetString());
-  }
-
-  virtual void OnEnvironmentsSetUpStart(const UnitTest& /*unit_test*/) {
-    g_events->push_back(GetFullMethodName("OnEnvironmentsSetUpStart"));
-  }
-
-  virtual void OnEnvironmentsSetUpEnd(const UnitTest& /*unit_test*/) {
-    g_events->push_back(GetFullMethodName("OnEnvironmentsSetUpEnd"));
-  }
-
-  virtual void OnTestCaseStart(const TestCase& /*test_case*/) {
-    g_events->push_back(GetFullMethodName("OnTestCaseStart"));
-  }
-
-  virtual void OnTestStart(const TestInfo& /*test_info*/) {
-    g_events->push_back(GetFullMethodName("OnTestStart"));
-  }
-
-  virtual void OnTestPartResult(const TestPartResult& /*test_part_result*/) {
-    g_events->push_back(GetFullMethodName("OnTestPartResult"));
-  }
-
-  virtual void OnTestEnd(const TestInfo& /*test_info*/) {
-    g_events->push_back(GetFullMethodName("OnTestEnd"));
-  }
-
-  virtual void OnTestCaseEnd(const TestCase& /*test_case*/) {
-    g_events->push_back(GetFullMethodName("OnTestCaseEnd"));
-  }
-
-  virtual void OnEnvironmentsTearDownStart(const UnitTest& /*unit_test*/) {
-    g_events->push_back(GetFullMethodName("OnEnvironmentsTearDownStart"));
-  }
-
-  virtual void OnEnvironmentsTearDownEnd(const UnitTest& /*unit_test*/) {
-    g_events->push_back(GetFullMethodName("OnEnvironmentsTearDownEnd"));
-  }
-
-  virtual void OnTestIterationEnd(const UnitTest& /*unit_test*/,
-                                  int iteration) {
-    Message message;
-    message << GetFullMethodName("OnTestIterationEnd")
-            << "("  << iteration << ")";
-    g_events->push_back(message.GetString());
-  }
-
-  virtual void OnTestProgramEnd(const UnitTest& /*unit_test*/) {
-    g_events->push_back(GetFullMethodName("OnTestProgramEnd"));
-  }
-
- private:
-  std::string GetFullMethodName(const char* name) {
-    return name_ + "." + name;
-  }
-
-  std::string name_;
-};
-
-class EnvironmentInvocationCatcher : public Environment {
- protected:
-  virtual void SetUp() {
-    g_events->push_back("Environment::SetUp");
-  }
-
-  virtual void TearDown() {
-    g_events->push_back("Environment::TearDown");
-  }
-};
-
-class ListenerTest : public Test {
- protected:
-  static void SetUpTestCase() {
-    g_events->push_back("ListenerTest::SetUpTestCase");
-  }
-
-  static void TearDownTestCase() {
-    g_events->push_back("ListenerTest::TearDownTestCase");
-  }
-
-  virtual void SetUp() {
-    g_events->push_back("ListenerTest::SetUp");
-  }
-
-  virtual void TearDown() {
-    g_events->push_back("ListenerTest::TearDown");
-  }
-};
-
-TEST_F(ListenerTest, DoesFoo) {
-  // Test execution order within a test case is not guaranteed so we are not
-  // recording the test name.
-  g_events->push_back("ListenerTest::* Test Body");
-  SUCCEED();  // Triggers OnTestPartResult.
-}
-
-TEST_F(ListenerTest, DoesBar) {
-  g_events->push_back("ListenerTest::* Test Body");
-  SUCCEED();  // Triggers OnTestPartResult.
-}
-
-}  // namespace internal
-
-}  // namespace testing
-
-using ::testing::internal::EnvironmentInvocationCatcher;
-using ::testing::internal::EventRecordingListener;
-
-void VerifyResults(const std::vector<std::string>& data,
-                   const char* const* expected_data,
-                   size_t expected_data_size) {
-  const size_t actual_size = data.size();
-  // If the following assertion fails, a new entry will be appended to
-  // data.  Hence we save data.size() first.
-  EXPECT_EQ(expected_data_size, actual_size);
-
-  // Compares the common prefix.
-  const size_t shorter_size = expected_data_size <= actual_size ?
-      expected_data_size : actual_size;
-  size_t i = 0;
-  for (; i < shorter_size; ++i) {
-    ASSERT_STREQ(expected_data[i], data[i].c_str())
-        << "at position " << i;
-  }
-
-  // Prints extra elements in the actual data.
-  for (; i < actual_size; ++i) {
-    printf("  Actual event #%lu: %s\n",
-        static_cast<unsigned long>(i), data[i].c_str());
-  }
-}
-
-int main(int argc, char **argv) {
-  std::vector<std::string> events;
-  g_events = &events;
-  InitGoogleTest(&argc, argv);
-
-  UnitTest::GetInstance()->listeners().Append(
-      new EventRecordingListener("1st"));
-  UnitTest::GetInstance()->listeners().Append(
-      new EventRecordingListener("2nd"));
-
-  AddGlobalTestEnvironment(new EnvironmentInvocationCatcher);
-
-  GTEST_CHECK_(events.size() == 0)
-      << "AddGlobalTestEnvironment should not generate any events itself.";
-
-  ::testing::GTEST_FLAG(repeat) = 2;
-  int ret_val = RUN_ALL_TESTS();
-
-  const char* const expected_events[] = {
-    "1st.OnTestProgramStart",
-    "2nd.OnTestProgramStart",
-    "1st.OnTestIterationStart(0)",
-    "2nd.OnTestIterationStart(0)",
-    "1st.OnEnvironmentsSetUpStart",
-    "2nd.OnEnvironmentsSetUpStart",
-    "Environment::SetUp",
-    "2nd.OnEnvironmentsSetUpEnd",
-    "1st.OnEnvironmentsSetUpEnd",
-    "1st.OnTestCaseStart",
-    "2nd.OnTestCaseStart",
-    "ListenerTest::SetUpTestCase",
-    "1st.OnTestStart",
-    "2nd.OnTestStart",
-    "ListenerTest::SetUp",
-    "ListenerTest::* Test Body",
-    "1st.OnTestPartResult",
-    "2nd.OnTestPartResult",
-    "ListenerTest::TearDown",
-    "2nd.OnTestEnd",
-    "1st.OnTestEnd",
-    "1st.OnTestStart",
-    "2nd.OnTestStart",
-    "ListenerTest::SetUp",
-    "ListenerTest::* Test Body",
-    "1st.OnTestPartResult",
-    "2nd.OnTestPartResult",
-    "ListenerTest::TearDown",
-    "2nd.OnTestEnd",
-    "1st.OnTestEnd",
-    "ListenerTest::TearDownTestCase",
-    "2nd.OnTestCaseEnd",
-    "1st.OnTestCaseEnd",
-    "1st.OnEnvironmentsTearDownStart",
-    "2nd.OnEnvironmentsTearDownStart",
-    "Environment::TearDown",
-    "2nd.OnEnvironmentsTearDownEnd",
-    "1st.OnEnvironmentsTearDownEnd",
-    "2nd.OnTestIterationEnd(0)",
-    "1st.OnTestIterationEnd(0)",
-    "1st.OnTestIterationStart(1)",
-    "2nd.OnTestIterationStart(1)",
-    "1st.OnEnvironmentsSetUpStart",
-    "2nd.OnEnvironmentsSetUpStart",
-    "Environment::SetUp",
-    "2nd.OnEnvironmentsSetUpEnd",
-    "1st.OnEnvironmentsSetUpEnd",
-    "1st.OnTestCaseStart",
-    "2nd.OnTestCaseStart",
-    "ListenerTest::SetUpTestCase",
-    "1st.OnTestStart",
-    "2nd.OnTestStart",
-    "ListenerTest::SetUp",
-    "ListenerTest::* Test Body",
-    "1st.OnTestPartResult",
-    "2nd.OnTestPartResult",
-    "ListenerTest::TearDown",
-    "2nd.OnTestEnd",
-    "1st.OnTestEnd",
-    "1st.OnTestStart",
-    "2nd.OnTestStart",
-    "ListenerTest::SetUp",
-    "ListenerTest::* Test Body",
-    "1st.OnTestPartResult",
-    "2nd.OnTestPartResult",
-    "ListenerTest::TearDown",
-    "2nd.OnTestEnd",
-    "1st.OnTestEnd",
-    "ListenerTest::TearDownTestCase",
-    "2nd.OnTestCaseEnd",
-    "1st.OnTestCaseEnd",
-    "1st.OnEnvironmentsTearDownStart",
-    "2nd.OnEnvironmentsTearDownStart",
-    "Environment::TearDown",
-    "2nd.OnEnvironmentsTearDownEnd",
-    "1st.OnEnvironmentsTearDownEnd",
-    "2nd.OnTestIterationEnd(1)",
-    "1st.OnTestIterationEnd(1)",
-    "2nd.OnTestProgramEnd",
-    "1st.OnTestProgramEnd"
-  };
-  VerifyResults(events,
-                expected_events,
-                sizeof(expected_events)/sizeof(expected_events[0]));
-
-  // We need to check manually for ad hoc test failures that happen after
-  // RUN_ALL_TESTS finishes.
-  if (UnitTest::GetInstance()->Failed())
-    ret_val = 1;
-
-  return ret_val;
-}