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test(datetime): cover invalid timestamp errors in nanos conversions #3651

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test(datetime): cover invalid timestamp errors in nanos conversions #3651

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10 changes: 10 additions & 0 deletions tests/utils/test_datetime.py
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Original file line number Diff line number Diff line change
Expand Up @@ -123,6 +123,11 @@ def test_timestamp_to_nanos_unexpected_zone_offset() -> None:
timestamp_to_nanos("2025-02-23T16:21:44.375612001-04:00")


def test_timestamp_to_nanos_invalid_timestamp() -> None:
with pytest.raises(ValueError, match="Invalid timestamp without zone: invalid"):
timestamp_to_nanos("invalid")


@pytest.mark.parametrize(
"timestamp, nanos",
[
Expand All @@ -140,6 +145,11 @@ def test_timestamptz_to_nanos_missing_zone_offset() -> None:
timestamptz_to_nanos("2025-02-23T20:21:44.375612001")


def test_timestamptz_to_nanos_invalid_timestamp() -> None:
with pytest.raises(ValueError, match="Invalid timestamp with zone: invalid"):
timestamptz_to_nanos("invalid")


@pytest.mark.parametrize("nanos, micros", [(1510871468000001001, 1510871468000001), (-1510871468000001001, -1510871468000002)])
def test_nanos_to_micros(nanos: int, micros: int) -> None:
assert micros == nanos_to_micros(nanos)
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