added tests to check nvcc runtime api output

Change-Id: Ifdd39b5d0a6a58d20a8e9745e59dd82d50a90e2f

include/hip/hip_texture.h

@@ -0,0 +1,13 @@
+#ifndef HIP_TEXTURE_H
+#define HIP_TEXTURE_H
+
+#if defined(__HIP_PLATFORM_HCC__) && !defined (__HIP_PLATFORM_NVCC__)
+#include <hip/hcc_detail/hip_texture.h>
+#elif defined(__HIP_PLATFORM_NVCC__) && !defined (__HIP_PLATFORM_HCC__)
+#include <hip/nvcc_detail/hip_texture.h>
+#else 
+#error("Must define exactly one of __HIP_PLATFORM_HCC__ or __HIP_PLATFORM_NVCC__");
+#endif 
+
+
+#endif