Test case to verify NumPy args are no longer supported.

Author: Diptorup Deb

numba_dpex/tests/kernel_tests/test_invalid_kernel_args.py

@@ -0,0 +1,29 @@
+# SPDX-FileCopyrightText: 2020 - 2023 Intel Corporation
+#
+# SPDX-License-Identifier: Apache-2.0
+
+import numpy
+import pytest
+
+import numba_dpex as dpex
+from numba_dpex.core.exceptions import UnsupportedKernelArgumentError
+
+N = 1024
+
+
+@dpex.kernel
+def vecadd_kernel(a, b, c):
+    i = dpex.get_global_id(0)
+    c[i] = a[i] + b[i]
+
+
+def test_passing_numpy_arrays_as_kernel_args():
+    """
+    Negative test to verify that NumPy arrays cannot be passed to a kernel.
+    """
+    a = numpy.ones(N)
+    b = numpy.ones(N)
+    c = numpy.zeros(N)
+
+    with pytest.raises(UnsupportedKernelArgumentError):
+        vecadd_kernel[dpex.Range(N)](a, b, c)