chore: import upstream snapshot with attribution

tests/python/tvmscript/test_tvmscript_printer_ir.py

@@ -0,0 +1,68 @@
+# 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.
+# pylint: disable=missing-docstring
+
+import pytest
+
+from tvm import IRModule
+from tvm.script.ir_builder import IRBuilder
+from tvm.script.ir_builder import ir as I
+from tvm.script.ir_builder import tirx as T
+
+
+def _assert_print(obj, expected):
+    assert str(obj).strip() == expected.strip()
+    assert repr(obj).strip() == expected.strip()
+    if isinstance(obj, IRModule):
+        assert obj.script().strip() == expected.strip()
+
+
+def test_ir_module():
+    with IRBuilder() as ib:  # pylint: disable=invalid-name
+        with I.ir_module():
+            with T.prim_func(s_tir=True):
+                T.func_name("foo")
+    mod = ib.get()
+    _assert_print(
+        mod,
+        """
+# from tvm.script import ir as I
+# from tvm.script import tirx as T
+# from tvm.tirx.layout import Axis
+
+@I.ir_module
+class Module:
+    @T.prim_func(s_tir=True)
+    def foo():
+        T.evaluate(0)""",
+    )
+
+
+def test_failed_invalid_prefix():
+    with IRBuilder() as ib:  # pylint: disable=invalid-name
+        with I.ir_module():
+            with T.prim_func():
+                T.func_name("foo")
+    mod = ib.get()
+
+    with pytest.raises(RuntimeError):
+        mod.script(ir_prefix="2I")
+
+
+if __name__ == "__main__":
+    test_ir_module()
+    test_failed_invalid_prefix()