add test case for null kernel arg of global/constant buffer

Signed-off-by: Ruiling Song <ruiling.song@intel.com>
Reviewed-by: Zhigang Gong <zhigang.gong@linux.intel.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/utests/runtime_null_kernel_arg.cpp b/utests/runtime_null_kernel_arg.cpp
new file mode 100644
index 00000000..447e3452
--- /dev/null
+++ b/utests/runtime_null_kernel_arg.cpp
@@ -0,0 +1,27 @@
+#include "utest_helper.hpp"
+
+void runtime_null_kernel_arg(void)
+{
+  const size_t n = 32;
+
+  // Setup kernel and buffers
+  OCL_CREATE_KERNEL("null_kernel_arg");
+  OCL_CREATE_BUFFER(buf[0], 0, n * sizeof(uint32_t), NULL);
+  OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
+  OCL_SET_ARG(1, sizeof(cl_mem), NULL);
+  OCL_SET_ARG(2, sizeof(cl_mem), NULL);
+
+    // Run the kernel
+  globals[0] = n;
+  locals[0] = 16;
+  OCL_NDRANGE(1);
+  OCL_MAP_BUFFER(0);
+
+  // Check results
+  for (uint32_t i = 0; i < n; ++i)
+    OCL_ASSERT(((uint32_t*)buf_data[0])[i] == i);
+  OCL_UNMAP_BUFFER(0);
+}
+
+
+MAKE_UTEST_FROM_FUNCTION(runtime_null_kernel_arg);