Add test covergae for clCloneKernel with no args

Clone a kernel with no args and enqueue.
The test uses `test_kernel_empty` kernel program with no arguments.

Signed-off-by: Vikas Katariya <vikas.katariya@arm.com>

test_conformance/api/test_clone_kernel.cpp

@@ -93,6 +93,7 @@ const char* clone_kernel_test_kernel[] = {
  "{\n"
  " buffer->store[0] = iarg;\n"
  "}\n"
+ "__kernel void test_kernel_empty(){}\n"
 };
 
 typedef struct
@@ -682,6 +683,60 @@ int test_cloned_kernel_exec_info(cl_device_id deviceID, cl_context context,
  return TEST_PASS;
 }
 
+int test_empty_enqueue_helper(cl_command_queue queue, cl_kernel* srcKernel)
+{
+ cl_int error;
+ size_t ndrange1 = 1;
+
+ // enqueue - srcKernel
+ error = clEnqueueNDRangeKernel(queue, *srcKernel, 1, NULL, &ndrange1, NULL,
+ 0, NULL, NULL);
+ test_error(error, "clEnqueueNDRangeKernel failed");
+
+ error = clFinish(queue);
+ test_error(error, "clFinish failed");
+
+ return TEST_PASS;
+}
+
+int test_cloned_kernel_empty_args(cl_device_id deviceID, cl_context context,
+ cl_command_queue queue, int num_elements)
+{
+ cl_int error;
+ clProgramWrapper program;
+ clKernelWrapper srcKernel;
+
+ // Create srcKernel to test with
+ error = create_single_kernel_helper(context, &program, &srcKernel, 1,
+ clone_kernel_test_kernel,
+ "test_kernel_empty");
+ test_error(error,
+ "Unable to create srcKernel for test_cloned_kernel_empty_args");
+
+ // enqueue - srcKernel
+ if (test_empty_enqueue_helper(queue, &srcKernel) != 0)
+ {
+ test_fail("test_empty_enqueue_helper failed for srcKernel.\n");
+ }
+
+ // clone the srcKernel
+ clKernelWrapper cloneKernel_1 = clCloneKernel(srcKernel, &error);
+ test_error(error, "clCloneKernel failed for cloneKernel_1");
+
+ if (test_empty_enqueue_helper(queue, &cloneKernel_1) != 0)
+ {
+ test_fail("test_empty_enqueue_helper failed for cloneKernel_1.\n");
+ }
+
+ // enqueue - srcKernel again
+ if (test_empty_enqueue_helper(queue, &srcKernel) != 0)
+ {
+ test_fail("test_empty_enqueue_helper failed for srcKernel on retry.\n");
+ }
+
+ return TEST_PASS;
+}
+
 int test_clone_kernel(cl_device_id deviceID, cl_context context,
  cl_command_queue queue, int num_elements)
 {
@@ -702,5 +757,11 @@ int test_clone_kernel(cl_device_id deviceID, cl_context context,
  test_fail("clCloneKernel test_cloned_kernel_exec_info failed.\n");
  }
 
+ if (test_cloned_kernel_empty_args(deviceID, context, queue, num_elements)
+ != 0)
+ {
+ test_fail("clCloneKernel test_cloned_kernel_empty_args failed.\n");
+ }
+
  return TEST_PASS;
 }