util/base64: Add tests

cmake/src/test/util/CMakeLists.txt

@@ -1,2 +1,3 @@
+add_subdirectory(base64)
 add_subdirectory(mem)
 add_subdirectory(str)

cmake/src/test/util/base64/CMakeLists.txt

@@ -0,0 +1,11 @@
+project(test-util-base64)
+message(STATUS "Project " ${PROJECT_NAME})
+
+set(SRC ${PT_ROOT_TEST}/util/base64)
+
+set(SOURCE_FILES
+        ${SRC}/main.c)
+
+add_executable(${PROJECT_NAME} ${SOURCE_FILES})
+
+target_link_libraries(${PROJECT_NAME} cmocka test-util util)