Rename API test header.

So there's less ambiguity with includes.

CMakeLists.txt

@@ -156,7 +156,7 @@ set (LOOT_API_HEADERS ${LOOT_HEADERS}
 set (LOOT_TESTS_SRC "${CMAKE_SOURCE_DIR}/src/tests/main.cpp")
 
 set (LOOT_TESTS_HEADERS "${CMAKE_SOURCE_DIR}/src/tests/fixtures.h"
-                        "${CMAKE_SOURCE_DIR}/src/tests/api/api.h")
+                        "${CMAKE_SOURCE_DIR}/src/tests/api/test_api.h")
 
 source_group("Header Files" FILES ${LOOT_HEADERS} ${LOOT_GUI_HEADERS} ${LOOT_API_HEADERS} ${LOOT_TESTS_HEADERS})
 

src/tests/api/test_api.h

@@ -25,7 +25,7 @@ along with LOOT.  If not, see
 #ifndef LOOT_TEST_API
 #define LOOT_TEST_API
 
-#include "../../api/api.h"
+#include "api/api.h"
 #include "tests/fixtures.h"
 
 #include <boost/algorithm/string/predicate.hpp>

src/tests/main.cpp

@@ -22,7 +22,7 @@
     <http://www.gnu.org/licenses/>.
     */
 
-#include "tests/api/api.h"
+#include "api/test_api.h"
 
 int main(int argc, char **argv) {
     ::testing::InitGoogleTest(&argc, argv);