# SPDX-License-Identifier: Apache-2.0

from __future__ import annotations

import unittest

# TODO: remove the following ignore after mypy upgrade in ONNX
from shape_inference_test import TestShapeInferenceHelper

from onnx import TensorProto
from onnx.helper import make_node, make_tensor, make_tensor_value_info


class TestDataPropagation(TestShapeInferenceHelper):
    def test_expand_symbolic_input(self) -> None:
        graph = self._make_graph(
            [("x", TensorProto.INT32, (3, 1, 2)), ("y", TensorProto.INT32, (1, 4, 2))],
            [
                make_node("Shape", ["y"], ["shape"]),
                make_node("Expand", ["x", "shape"], ["z"]),
            ],
            [],
        )
        self._assert_inferred(
            graph,
            [
                make_tensor_value_info("shape", TensorProto.INT64, (3,)),
                make_tensor_value_info("z", TensorProto.INT32, (3, 4, 2)),
            ],
            data_prop=True,
        )

    def test_constantofshape_with_symbolic_shape(self) -> None:
        graph = self._make_graph(
            [("x", TensorProto.FLOAT, (3, 4, 5))],
            [
                make_node("Shape", ["x"], ["shape"]),
                make_node(
                    "ConstantOfShape",
                    ["shape"],
                    ["y"],
                    value=make_tensor("value", TensorProto.INT32, (1,), (2,)),
                ),
            ],
            [],
        )
        self._assert_inferred(
            graph,
            [
                make_tensor_value_info("shape", TensorProto.INT64, (3,)),
                make_tensor_value_info("y", TensorProto.INT32, (3, 4, 5)),
            ],
            data_prop=True,
        )  # type: ignore


if __name__ == "__main__":
    unittest.main()
