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#
#   http://www.apache.org/licenses/LICENSE-2.0
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# ruff: noqa: F841
import pytest
import tvm_ffi

import tvm


def test_dict_attrs():
    dattr = tvm.ir.make_node("ir.DictAttrs", x=1, y=10, name="xyz", padding=(0, 0))
    assert dattr.x == 1
    datrr = tvm.ir.load_json(tvm.ir.save_json(dattr))
    assert dattr.name == "xyz"
    assert isinstance(dattr, tvm.ir.DictAttrs)
    assert "name" in dattr
    assert dattr["x"] == 1
    assert len(dattr) == 4
    assert len([x for x in dattr.keys()]) == 4
    assert len(dattr.items()) == 4


def test_attrs_equal():
    dattr0 = tvm.ir.make_node("ir.DictAttrs", x=1, y=[10, 20])
    dattr1 = tvm.ir.make_node("ir.DictAttrs", y=[10, 20], x=1)
    dattr2 = tvm.ir.make_node("ir.DictAttrs", x=1, y=None)
    tvm.ir.assert_structural_equal(dattr0, dattr1)
    assert not tvm_ffi.structural_equal(dattr0, dattr2)
    assert not tvm_ffi.structural_equal({"x": 1}, tvm.runtime.convert(1))
    assert not tvm_ffi.structural_equal([1, 2], tvm.runtime.convert(1))


def test_assert_structural_equal_reports_mismatch():
    dattr0 = tvm.ir.make_node("ir.DictAttrs", x=1, y=[10, 20])
    dattr1 = tvm.ir.make_node("ir.DictAttrs", x=1, y=[10, 30])

    with pytest.raises(ValueError) as err:
        tvm.ir.assert_structural_equal(dattr0, dattr1)

    message = str(err.value)
    assert "StructuralEqual check failed" in message
    assert "caused by lhs at" in message
    assert "and rhs at" in message


if __name__ == "__main__":
    test_dict_attrs()
    test_attrs_equal()