Fix Windows build and gtest usage.

.travis.yml

@@ -9,13 +9,11 @@ os:
   - osx
 
 install:
-  - wget 'https://googletest.googlecode.com/files/gtest-1.7.0.zip'
-  - unzip gtest-1.7.0.zip
-  - ln -s gtest-1.7.0 gtest
   - sudo pip install BeautifulSoup
   - sudo pip install html5lib==0.95
 
 script:
+  - cd third_party/gtest && cmake . && make
   - mkdir build && cmake .. && make && make test
   - ./autogen.sh && ./configure && make && make check
   - python python/gumbo/gumboc_test.py

CMakeLists.txt

@@ -42,6 +42,12 @@ add_library(gumbo ${SRC})
 target_include_directories(gumbo PUBLIC
     $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/src>)
 
+if(WIN32)
+    list(APPEND HEADERS visualc/include/strings.h)
+    target_include_directories(gumbo PUBLIC
+        $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/visualc>)
+endif()
+
 # Installation (https://github.com/forexample/package-example)
 
 # Layout. This works for all platforms:

tests/CMakeLists.txt

@@ -1,4 +1,4 @@
-enable_testing()
+set(GTEST_ROOT "${PROJECT_SOURCE_DIR}/third_party/gtest")
 find_package(GTest REQUIRED)
 
 add_executable(gumbo_parser_unittests
@@ -11,7 +11,9 @@ add_executable(gumbo_parser_unittests
     tokenizer.cc
     utf8.cc
     vector.cc)
+
 target_include_directories(gumbo_parser_unittests
-    PUBLIC "${PROJECT_SOURCE_DIR}/src" ${CMAKE_CURRENT_SOURCE_DIR})
+    PUBLIC "${PROJECT_SOURCE_DIR}/src"
+           ${CMAKE_CURRENT_SOURCE_DIR})
 target_link_libraries(gumbo_parser_unittests gumbo GTest::GTest GTest::Main)
 add_test(gumbo_parser_unittests gumbo_parser_unittests)