Update gtest and gmock to 1.8.x.

This applies parts of https://crrev.com/469551 and
https://crrev.com/471303 to PDFium.

Change-Id: Ifbb8e4c300bd276fe3c6fe60d19ebb1618be8936
Reviewed-on: https://pdfium-review.googlesource.com/28791
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: dsinclair <dsinclair@chromium.org>

5 files changed, 127 insertions, 0 deletions

diff --git a/testing/gtest/BUILD.gn b/testing/gtest/BUILD.gn
new file mode 100644
index 0000000000..4c1ce37bcd
--- /dev/null
+++ b/testing/gtest/BUILD.gn
@@ -0,0 +1,100 @@
+# Copyright 2018 The PDFium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import("//build_overrides/gtest.gni")
+if (is_ios) {
+  import("//build/config/coverage/coverage.gni")
+  import("//build/config/ios/ios_sdk.gni")
+  import("//build/buildflag_header.gni")
+}
+
+config("gtest_direct_config") {
+  visibility = [ ":*" ]
+  defines = [ "UNIT_TEST" ]
+}
+
+# The file/directory layout of Google Test is not yet considered stable. Until
+# it stabilizes, Chromium code MUST use this target instead of reaching directly
+# into //third_party/googletest.
+static_library("gtest") {
+  testonly = true
+
+  sources = [
+    "include/gtest/gtest-death-test.h",
+    "include/gtest/gtest-message.h",
+    "include/gtest/gtest-param-test.h",
+    "include/gtest/gtest-spi.h",
+    "include/gtest/gtest.h",
+    "include/gtest/gtest_prod.h",
+
+    # This is a workaround for the issues below.
+    #
+    # 1) This target needs to be a static_library (not a source set) on Mac to
+    #    avoid the build errors in
+    #    https://codereview.chromium.org/2779193002#msg82.
+    # 2) A static_library must have at least one source file, to avoid build
+    #    errors on Mac and Windows. https://crbug.com/710334
+    # 3) A static_library with complete_static_lib = true, which would not
+    #    require adding the empty file, will result in duplicate symbols on
+    #    Android. https://codereview.chromium.org/2852613002/#ps20001
+    "empty.cc",
+  ]
+  public_deps = [
+    "//third_party/googletest:gtest",
+  ]
+
+  public_configs = [ ":gtest_direct_config" ]
+
+  if (gtest_include_multiprocess) {
+    sources += [
+      "../multiprocess_func_list.cc",
+      "../multiprocess_func_list.h",
+    ]
+  }
+
+  if (gtest_include_platform_test) {
+    sources += [ "../platform_test.h" ]
+  }
+
+  if ((is_mac || is_ios) && gtest_include_objc_support) {
+    if (is_ios) {
+      set_sources_assignment_filter([])
+    }
+    sources += [
+      "../gtest_mac.h",
+      "../gtest_mac.mm",
+    ]
+    if (gtest_include_platform_test) {
+      sources += [ "../platform_test_mac.mm" ]
+    }
+    set_sources_assignment_filter(sources_assignment_filter)
+  }
+
+  if (is_ios && gtest_include_ios_coverage) {
+    sources += [
+      "../coverage_util_ios.h",
+      "../coverage_util_ios.mm",
+    ]
+    deps = [
+      ":ios_enable_coverage",
+    ]
+  }
+}
+
+# The file/directory layout of Google Test is not yet considered stable. Until
+# it stabilizes, Chromium code MUST use this target instead of reaching directly
+# into //third_party/googletest.
+source_set("gtest_main") {
+  testonly = true
+  deps = [
+    "//third_party/googletest:gtest_main",
+  ]
+}
+
+if (is_ios) {
+  buildflag_header("ios_enable_coverage") {
+    header = "ios_enable_coverage.h"
+    flags = [ "IOS_ENABLE_COVERAGE=$use_clang_coverage" ]
+  }
+}
diff --git a/testing/gtest/empty.cc b/testing/gtest/empty.cc
new file mode 100644
index 0000000000..5186b599d2
--- /dev/null
+++ b/testing/gtest/empty.cc
@@ -0,0 +1,3 @@
+// Copyright 2018 The PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
diff --git a/testing/gtest/include/gtest/DEPS b/testing/gtest/include/gtest/DEPS
new file mode 100644
index 0000000000..eb5e079aed
--- /dev/null
+++ b/testing/gtest/include/gtest/DEPS
@@ -0,0 +1,4 @@
+include_rules = [
+  '+third_party/googletest/src/googletest/include/gtest',
+]
+
diff --git a/testing/gtest/include/gtest/gtest.h b/testing/gtest/include/gtest/gtest.h
new file mode 100644
index 0000000000..9425b25c15
--- /dev/null
+++ b/testing/gtest/include/gtest/gtest.h
@@ -0,0 +1,10 @@
+// Copyright 2018 The PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// The file/directory layout of Google Test is not yet considered stable. Until
+// it stabilizes, Chromium code will use forwarding headers in testing/gtest
+// and testing/gmock, instead of directly including files in
+// third_party/googletest.
+
+#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
diff --git a/testing/gtest/include/gtest/gtest_prod.h b/testing/gtest/include/gtest/gtest_prod.h
new file mode 100644
index 0000000000..2d67b42013
--- /dev/null
+++ b/testing/gtest/include/gtest/gtest_prod.h
@@ -0,0 +1,10 @@
+// Copyright 2018 The PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// The file/directory layout of Google Test is not yet considered stable. Until
+// it stabilizes, Chromium code will use forwarding headers in testing/gtest
+// and testing/gmock, instead of directly including files in
+// third_party/googletest.
+
+#include "third_party/googletest/src/googletest/include/gtest/gtest_prod.h"