tests/table/test_refs.py

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# pylint:disable=eval-used
import pytest
from pydantic import ValidationError

from pyiceberg import exceptions
from pyiceberg.table.refs import SnapshotRef, SnapshotRefType


def test_snapshot_with_properties_repr() -> None:
    snapshot_ref = SnapshotRef(
        snapshot_id=3051729675574597004,
        snapshot_ref_type=SnapshotRefType.TAG,
        min_snapshots_to_keep=None,
        max_snapshot_age_ms=None,
        max_ref_age_ms=10000000,
    )

    assert repr(snapshot_ref) == (
        "SnapshotRef(snapshot_id=3051729675574597004, snapshot_ref_type=SnapshotRefType.TAG, "
        "min_snapshots_to_keep=None, max_snapshot_age_ms=None, max_ref_age_ms=10000000)"
    )
    assert snapshot_ref == eval(repr(snapshot_ref))


def test_snapshot_with_invalid_field() -> None:
    # min_snapshots_to_keep, if present, must be greater than 0
    with pytest.raises(ValidationError):
        SnapshotRef(
            snapshot_id=3051729675574597004,
            snapshot_ref_type=SnapshotRefType.TAG,
            min_snapshots_to_keep=-1,
            max_snapshot_age_ms=None,
            max_ref_age_ms=10000000,
        )

    # max_snapshot_age_ms, if present, must be greater than 0
    with pytest.raises(ValidationError):
        SnapshotRef(
            snapshot_id=3051729675574597004,
            snapshot_ref_type=SnapshotRefType.TAG,
            min_snapshots_to_keep=1,
            max_snapshot_age_ms=-1,
            max_ref_age_ms=10000000,
        )

    # max_ref_age_ms, if present, must be greater than 0
    with pytest.raises(ValidationError):
        SnapshotRef(
            snapshot_id=3051729675574597004,
            snapshot_ref_type=SnapshotRefType.TAG,
            min_snapshots_to_keep=None,
            max_snapshot_age_ms=None,
            max_ref_age_ms=-1,
        )

    with pytest.raises(exceptions.ValidationError, match="Tags do not support setting minSnapshotsToKeep"):
        SnapshotRef(
            snapshot_id=3051729675574597004,
            snapshot_ref_type=SnapshotRefType.TAG,
            min_snapshots_to_keep=1,
            max_snapshot_age_ms=None,
            max_ref_age_ms=10000000,
        )

    with pytest.raises(exceptions.ValidationError, match="Tags do not support setting maxSnapshotAgeMs"):
        SnapshotRef(
            snapshot_id=3051729675574597004,
            snapshot_ref_type=SnapshotRefType.TAG,
            min_snapshots_to_keep=None,
            max_snapshot_age_ms=1,
            max_ref_age_ms=100000,
        )