Merge pull request #3008 from hyukmyeong:update_tutorial

PiperOrigin-RevId: 340286884

README.md

@@ -1,4 +1,4 @@
-# Google Test
+# GoogleTest
 
 #### OSS Builds Status:
 
@@ -19,19 +19,19 @@ is now available.
 *   We are also planning to take a dependency on
     [Abseil](https://github.com/abseil/abseil-cpp).
 
-## Welcome to **Google Test**, Google's C++ test framework!
+## Welcome to **GoogleTest**, Google's C++ test framework!
 
 This repository is a merger of the formerly separate GoogleTest and GoogleMock
 projects. These were so closely related that it makes sense to maintain and
 release them together.
 
 ### Getting started:
 
-The information for **Google Test** is available in the
-[Google Test Primer](googletest/docs/primer.md) documentation.
+The information for **GoogleTest** is available in the
+[GoogleTest Primer](googletest/docs/primer.md) documentation.
 
-**Google Mock** is an extension to Google Test for writing and using C++ mock
-classes. See the separate [Google Mock documentation](googlemock/README.md).
+**GoogleMock** is an extension to GoogleTest for writing and using C++ mock
+classes. See the separate [GoogleMock documentation](googlemock/README.md).
 
 More detailed documentation for googletest is in its interior
 [googletest/README.md](googletest/README.md) file.
@@ -51,7 +51,7 @@ More detailed documentation for googletest is in its interior
 
 ## Platforms
 
-Google test has been used on a variety of platforms:
+GoogleTest has been used on a variety of platforms:
 
 *   Linux
 *   Mac OS X
@@ -62,9 +62,9 @@ Google test has been used on a variety of platforms:
 *   Symbian
 *   PlatformIO
 
-## Who Is Using Google Test?
+## Who Is Using GoogleTest?
 
-In addition to many internal projects at Google, Google Test is also used by the
+In addition to many internal projects at Google, GoogleTest is also used by the
 following notable projects:
 
 *   The [Chromium projects](http://www.chromium.org/) (behind the Chrome browser
@@ -80,46 +80,46 @@ following notable projects:
 automated test-runner and Graphical User Interface with powerful features for
 Windows and Linux platforms.
 
-[Google Test UI](https://github.com/ospector/gtest-gbar) is a test runner that
+[GoogleTest UI](https://github.com/ospector/gtest-gbar) is a test runner that
 runs your test binary, allows you to track its progress via a progress bar, and
 displays a list of test failures. Clicking on one shows failure text. Google
 Test UI is written in C#.
 
 [GTest TAP Listener](https://github.com/kinow/gtest-tap-listener) is an event
-listener for Google Test that implements the
+listener for GoogleTest that implements the
 [TAP protocol](https://en.wikipedia.org/wiki/Test_Anything_Protocol) for test
 result output. If your test runner understands TAP, you may find it useful.
 
 [gtest-parallel](https://github.com/google/gtest-parallel) is a test runner that
 runs tests from your binary in parallel to provide significant speed-up.
 
 [GoogleTest Adapter](https://marketplace.visualstudio.com/items?itemName=DavidSchuldenfrei.gtest-adapter)
-is a VS Code extension allowing to view Google Tests in a tree view, and
-run/debug your tests.
+is a VS Code extension allowing to view GoogleTest in a tree view, and run/debug
+your tests.
 
 [C++ TestMate](https://github.com/matepek/vscode-catch2-test-adapter) is a VS
-Code extension allowing to view Google Tests in a tree view, and run/debug your
+Code extension allowing to view GoogleTest in a tree view, and run/debug your
 tests.
 
 [Cornichon](https://pypi.org/project/cornichon/) is a small Gherkin DSL parser
-that generates stub code for Google Test.
+that generates stub code for GoogleTest.
 
 ## Requirements
 
-Google Test is designed to have fairly minimal requirements to build and use
-with your projects, but there are some. If you notice any problems on your
-platform, please file an issue on the
+GoogleTest is designed to have fairly minimal requirements to build and use with
+your projects, but there are some. If you notice any problems on your platform,
+please file an issue on the
 [GoogleTest GitHub Issue Tracker](https://github.com/google/googletest/issues).
 
 Patches for fixing them are welcome!
 
 ### Build Requirements
 
-These are the base requirements to build and use Google Test from a source
+These are the base requirements to build and use GoogleTest from a source
 package:
 
 *   [Bazel](https://bazel.build/) or [CMake](https://cmake.org/). NOTE: Bazel is
-    the build system that googletest is using internally and tests against.
+    the build system that GoogleTest is using internally and tests against.
     CMake is community-supported.
 
 *   A C++11-standard-compliant compiler

googlemock/README.md

@@ -35,10 +35,10 @@ Details and examples can be found here:
 *   [gMock Cookbook](docs/cook_book.md)
 *   [gMock Cheat Sheet](docs/cheat_sheet.md)
 
-Please note that code under scripts/generator/ is from the [cppclean
-project](http://code.google.com/p/cppclean/) and under the Apache
-License, which is different from Google Mock's license.
+Please note that code under scripts/generator/ is from the
+[cppclean project](http://code.google.com/p/cppclean/) and under the Apache
+License, which is different from GoogleMock's license.
 
-Google Mock is a part of
-[Google Test C++ testing framework](http://github.com/google/googletest/) and a
+GoogleMock is a part of
+[GoogleTest C++ testing framework](http://github.com/google/googletest/) and a
 subject to the same requirements.

googletest/README.md

@@ -2,39 +2,51 @@
 
 #### Setup
 
-To build Google Test and your tests that use it, you need to tell your build
+To build GoogleTest and your tests that use it, you need to tell your build
 system where to find its headers and source files. The exact way to do it
 depends on which build system you use, and is usually straightforward.
 
 ### Build with CMake
 
-Google Test comes with a CMake build script
+GoogleTest comes with a CMake build script
 ([CMakeLists.txt](https://github.com/google/googletest/blob/master/CMakeLists.txt))
 that can be used on a wide range of platforms ("C" stands for cross-platform.).
 If you don't have CMake installed already, you can download it for free from
 <http://www.cmake.org/>.
 
 CMake works by generating native makefiles or build projects that can be used in
-the compiler environment of your choice. You can either build Google Test as a
+the compiler environment of your choice. You can either build GoogleTest as a
 standalone project or it can be incorporated into an existing CMake build for
 another project.
 
 #### Standalone CMake Project
 
-When building Google Test as a standalone project, the typical workflow starts
-with:
+When building GoogleTest as a standalone project, the typical workflow starts
+with
 
-    mkdir mybuild       # Create a directory to hold the build output.
-    cd mybuild
-    cmake ${GTEST_DIR}  # Generate native build scripts.
+```
+git clone https://github.com/google/googletest.git -b release-1.10.0
+cd googletest        # Main directory of the cloned repository.
+mkdir build          # Create a directory to hold the build output.
+cd build
+cmake ..             # Generate native build scripts for GoogleTest.
+```
 
-If you want to build Google Test's samples, you should replace the last command
-with
+The above command also includes GoogleMock by default. And so, if you want to
+build only GoogleTest, you should replace the last command with
 
-    cmake -Dgtest_build_samples=ON ${GTEST_DIR}
+```
+cmake .. -DBUILD_GMOCK=OFF
+```
 
 If you are on a \*nix system, you should now see a Makefile in the current
-directory. Just type 'make' to build gtest.
+directory. Just type `make` to build GoogleTest. And then you can simply install
+GoogleTest if you are a system administrator.
+
+```
+make
+sudo make install    # Install in /usr/local/ by default
+```
 
 If you use Windows and have Visual Studio installed, a `gtest.sln` file and
 several `.vcproj` files will be created. You can then build them using Visual
@@ -44,13 +56,19 @@ On Mac OS X with Xcode installed, a `.xcodeproj` file will be generated.
 
 #### Incorporating Into An Existing CMake Project
 
-If you want to use gtest in a project which already uses CMake, then a more
-robust and flexible approach is to build gtest as part of that project directly.
-This is done by making the GoogleTest source code available to the main build
-and adding it using CMake's `add_subdirectory()` command. This has the
-significant advantage that the same compiler and linker settings are used
-between gtest and the rest of your project, so issues associated with using
-incompatible libraries (eg debug/release), etc. are avoided. This is
+If you want to use GoogleTest in a project which already uses CMake, the easiest
+way is to get installed libraries and headers.
+
+*   Import GoogleTest by using `find_package` (or `pkg_check_modules`). For
+    example, if `find_package(GTest CONFIG REQUIRED)` is succeed, you can use
+    the libraries as `GTest::gtest`, `GTest::gmock`.
+
+And a more robust and flexible approach is to build GoogleTest as part of that
+project directly. This is done by making the GoogleTest source code available to
+the main build and adding it using CMake's `add_subdirectory()` command. This
+has the significant advantage that the same compiler and linker settings are
+used between GoogleTest and the rest of your project, so issues associated with
+using incompatible libraries (eg debug/release), etc. are avoided. This is
 particularly useful on Windows. Making GoogleTest's source code available to the
 main build can be done a few different ways:
 
@@ -141,30 +159,30 @@ also contains a link to a fully generalized implementation of the technique.
 ##### Visual Studio Dynamic vs Static Runtimes
 
 By default, new Visual Studio projects link the C runtimes dynamically but
-Google Test links them statically. This will generate an error that looks
+GoogleTest links them statically. This will generate an error that looks
 something like the following: gtest.lib(gtest-all.obj) : error LNK2038: mismatch
 detected for 'RuntimeLibrary': value 'MTd_StaticDebug' doesn't match value
 'MDd_DynamicDebug' in main.obj
 
-Google Test already has a CMake option for this: `gtest_force_shared_crt`
+GoogleTest already has a CMake option for this: `gtest_force_shared_crt`
 
 Enabling this option will make gtest link the runtimes dynamically too, and
 match the project in which it is included.
 
 #### C++ Standard Version
 
 An environment that supports C++11 is required in order to successfully build
-Google Test. One way to ensure this is to specify the standard in the top-level
+GoogleTest. One way to ensure this is to specify the standard in the top-level
 project, for example by using the `set(CMAKE_CXX_STANDARD 11)` command. If this
-is not feasible, for example in a C project using Google Test for validation,
+is not feasible, for example in a C project using GoogleTest for validation,
 then it can be specified by adding it to the options for cmake via the
 `DCMAKE_CXX_FLAGS` option.
 
-### Tweaking Google Test
+### Tweaking GoogleTest
 
-Google Test can be used in diverse environments. The default configuration may
+GoogleTest can be used in diverse environments. The default configuration may
 not work (or may not work well) out of the box in some environments. However,
-you can easily tweak Google Test by defining control macros on the compiler
+you can easily tweak GoogleTest by defining control macros on the compiler
 command line. Generally, these macros are named like `GTEST_XYZ` and you define
 them to either 1 or 0 to enable or disable a certain feature.
 
@@ -173,12 +191,12 @@ We list the most frequently used macros below. For a complete list, see file
 
 ### Multi-threaded Tests
 
-Google Test is thread-safe where the pthread library is available. After
+GoogleTest is thread-safe where the pthread library is available. After
 `#include "gtest/gtest.h"`, you can check the
 `GTEST_IS_THREADSAFE` macro to see whether this is the case (yes if the macro is
 `#defined` to 1, no if it's undefined.).
 
-If Google Test doesn't correctly detect whether pthread is available in your
+If GoogleTest doesn't correctly detect whether pthread is available in your
 environment, you can force it with
 
     -DGTEST_HAS_PTHREAD=1
@@ -187,16 +205,16 @@ or
 
     -DGTEST_HAS_PTHREAD=0
 
-When Google Test uses pthread, you may need to add flags to your compiler and/or
+When GoogleTest uses pthread, you may need to add flags to your compiler and/or
 linker to select the pthread library, or you'll get link errors. If you use the
 CMake script, this is taken care of for you. If you use your own build script,
 you'll need to read your compiler and linker's manual to figure out what flags
 to add.
 
 ### As a Shared Library (DLL)
 
-Google Test is compact, so most users can build and link it as a static library
-for the simplicity. You can choose to use Google Test as a shared library (known
+GoogleTest is compact, so most users can build and link it as a static library
+for the simplicity. You can choose to use GoogleTest as a shared library (known
 as a DLL on Windows) if you prefer.
 
 To compile *gtest* as a shared library, add
@@ -216,22 +234,22 @@ Note: while the above steps aren't technically necessary today when using some
 compilers (e.g. GCC), they may become necessary in the future, if we decide to
 improve the speed of loading the library (see
 <http://gcc.gnu.org/wiki/Visibility> for details). Therefore you are recommended
-to always add the above flags when using Google Test as a shared library.
-Otherwise a future release of Google Test may break your build script.
+to always add the above flags when using GoogleTest as a shared library.
+Otherwise a future release of GoogleTest may break your build script.
 
 ### Avoiding Macro Name Clashes
 
 In C++, macros don't obey namespaces. Therefore two libraries that both define a
 macro of the same name will clash if you `#include` both definitions. In case a
-Google Test macro clashes with another library, you can force Google Test to
+GoogleTest macro clashes with another library, you can force GoogleTest to
 rename its macro to avoid the conflict.
 
-Specifically, if both Google Test and some other code define macro FOO, you can
+Specifically, if both GoogleTest and some other code define macro FOO, you can
 add
 
     -DGTEST_DONT_DEFINE_FOO=1
 
-to the compiler flags to tell Google Test to change the macro's name from `FOO`
+to the compiler flags to tell GoogleTest to change the macro's name from `FOO`
 to `GTEST_FOO`. Currently `FOO` can be `FAIL`, `SUCCEED`, or `TEST`. For
 example, with `-DGTEST_DONT_DEFINE_TEST=1`, you'll need to write