upgrade gtest recommended version to 1.8.0. hopefully unbreak CI

Author: swolchok

.travis.yml

@@ -19,10 +19,10 @@ before_install:
   # Versions of g++ prior to 4.8 don't have very good C++11 support.
   - sudo apt-get install -y g++-4.8
     && sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-4.8 90
-  - wget https://googletest.googlecode.com/files/gtest-1.7.0.zip
+  - wget https://codeload.github.com/google/googletest/zip/release-1.8.0
       && cd test
-      && unzip ../gtest-1.7.0.zip
+      && unzip ../release-1.8.0
       && cd ..
-      && rm gtest-1.7.0.zip
+      && rm release-1.8.0
 
 script: mkdir build && cd build && cmake .. -Dtest=ON && make && test/runTests && make memcheck

README.md

@@ -23,8 +23,8 @@ libgraphqlparser requires a C++ compiler that supports C++11. It
 also requires Mac OS X or Linux.
 
 To run tests, please download googletest from
-https://googletest.googlecode.com/files/gtest-1.7.0.zip and unzip it
-in the `test` subdirectory.
+https://github.com/google/googletest/archive/release-1.8.0.zip
+and unzip it in the `test` subdirectory.
 
 ## Building libgraphqlparser
 

test/.gitignore

@@ -1,3 +1,5 @@
 CTestTestfile.cmake
 gtest*/*
+googletest*
+release-1.8.0*
 runTests*

test/CMakeLists.txt

@@ -1,4 +1,4 @@
-ADD_SUBDIRECTORY(gtest-1.7.0)
+ADD_SUBDIRECTORY(googletest-release-1.8.0/googletest)
 
 ENABLE_TESTING()