use own freetype library for unittest

Author: zhangjipeng

src/src.cmake

@@ -57,10 +57,15 @@ if (ANDROID)
     target_include_directories(${LIB_NAME} PRIVATE ${PROJECT_ROOT}/android/freetype/include ${PROJECT_ROOT}/android/expat/lib)
     target_link_libraries(${LIB_NAME} PUBLIC ft2 expat)
 elseif (UNIX AND NOT APPLE)
+if (OPT_UNITTEST)
+    target_include_directories(${LIB_NAME} PRIVATE ${PROJECT_ROOT}/android/freetype/include)
+    target_link_libraries(${LIB_NAME} PUBLIC ft2)
+else()
     find_package(Freetype REQUIRED)
     find_package(Fontconfig REQUIRED)
     target_include_directories(${LIB_NAME} PRIVATE ${FREETYPE_INCLUDE_DIRS} ${FONTCONFIG_INCLUDE_DIRS})
     target_link_libraries(${LIB_NAME} PUBLIC Freetype::Freetype Fontconfig::Fontconfig)
+endif()
 elseif (APPLE)
     find_library(CORETEXT_LIBRARY CoreText)
     find_library(COREGRAPHICS_LIBRARY CoreGraphics)

third_party/third_party.cmake

@@ -3,8 +3,10 @@
 # Copyright (C) 2024 Zhang Ji Peng
 # Contact: onecoolx@gmail.com
 
-if (ANDROID)
+if (ANDROID OR OPT_UNITTEST)
 include (${CMAKE_CURRENT_LIST_DIR}/freetype.cmake)
+endif()
+if (ANDROID)
 include (${CMAKE_CURRENT_LIST_DIR}/expat.cmake)
 endif()