tests/test_typedef.py

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import pytest

from pyiceberg.typedef import FrozenDict, KeyDefaultDict, Record
from pyiceberg.types import IntegerType, NestedField, StructType


def test_setitem_frozendict() -> None:
    d = FrozenDict(foo=1, bar=2)
    with pytest.raises(AttributeError):
        d["foo"] = 3


def test_update_frozendict() -> None:
    d = FrozenDict(foo=1, bar=2)
    with pytest.raises(AttributeError):
        d.update({"yes": 2})


def test_keydefaultdict() -> None:
    def one(_: int) -> int:
        return 1

    defaultdict = KeyDefaultDict(one)
    assert defaultdict[22] == 1


def test_record_named_args() -> None:
    r = Record(1, "a", True)

    assert r[0] == 1
    assert r[1] == "a"
    assert r[2] is True

    assert repr(r) == "Record[1, a, True]"


def test_record_bind_rejects_unknown_arguments() -> None:
    struct = StructType(NestedField(1, "known", IntegerType()))

    with pytest.raises(TypeError, match="Unexpected Record fields: unknown"):
        Record._bind(struct, known=1, unknown=2)


def test_record_bind_rejects_non_schema_property() -> None:
    class RecordWithProperty(Record):
        @property
        def computed(self) -> int:
            return 1

    with pytest.raises(TypeError, match="Unexpected RecordWithProperty fields: computed"):
        RecordWithProperty._bind(StructType(), computed=1)