dbt-mcp

import datetime as dt import pyarrow as pa from dbt_mcp.semantic_layer.client import DEFAULT_RESULT_FORMATTER def test_default_result_formatter_outputs_iso_dates() -> None: timestamp = dt.datetime(2025, 9, 1, tzinfo=dt.UTC) table = pa.table( { "METRIC_TIME__MONTH": pa.array( [timestamp], type=pa.timestamp("ms", tz="UTC"), ), "MRR": pa.array([1234.56]), } ) output = DEFAULT_RESULT_FORMATTER(table) assert "2025-09-01T00:00:00" in output assert "1756684800000" not in output