chore: import upstream snapshot with attribution

tests/python/target/test_virtual_device.py

@@ -0,0 +1,51 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# ruff: noqa: F401
+import pytest
+
+import tvm
+import tvm.testing
+
+
+def test_make_virtual_device_for_device():
+    virtual_device = tvm.target.VirtualDevice(tvm.device("cuda"))
+    assert virtual_device.dlpack_device_type() == 2
+    # ie kDLCUDA
+    assert virtual_device.virtual_device_id == 0
+    assert virtual_device.target is None
+    assert virtual_device.memory_scope == ""
+
+
+def test_make_virtual_device_for_device_and_target():
+    target = tvm.target.Target("cuda")
+    virtual_device = tvm.target.VirtualDevice(tvm.device("cuda"), target)
+    assert virtual_device.dlpack_device_type() == 2  # ie kDLCUDA
+    assert virtual_device.target == target
+    assert virtual_device.memory_scope == ""
+
+
+def test_make_virtual_device_for_device_target_and_memory_scope():
+    target = tvm.target.Target("cuda")
+    scope = "local"
+    virtual_device = tvm.target.VirtualDevice(tvm.device("cuda"), target, scope)
+    assert virtual_device.dlpack_device_type() == 2  # ie kDLCUDA
+    assert virtual_device.target == target
+    assert virtual_device.memory_scope == scope
+
+
+if __name__ == "__main__":
+    tvm.testing.main()