added the simple test

tests/simple_test/CMakeLists.txt

@@ -0,0 +1,19 @@
+
+# TEST_RUNNER
+add_executable(simple_test
+    simple_test.cpp    
+)
+
+target_link_libraries(simple_test
+    ${CPPUTEST_LDFLAGS}
+)
+
+
+# TEST_DIRS 
+
+# INCLUDE_DIRS
+
+# Build unit tests and link with other sources.
+
+# Run the tests once build finished.
+

tests/simple_test/simple_test.cpp

@@ -0,0 +1,27 @@
+#include <cstdlib>
+#include "CppUTest/TestHarness.h"
+
+/*
+extern C 
+{
+#include "simple.h"
+}
+*/
+
+
+TEST_GROUP(simple_test)
+{
+    void setup()
+    {
+
+    }
+    void teardown()
+    {
+
+    }
+};
+
+TEST(simple_test, passing_test)
+{
+    CHECK_TRUE(1);
+}