def assert_lines1_data(covdata: CoverageData) -> None:
    """Check that `covdata` has the data from LINES1."""
    assert_line_counts(covdata, SUMMARY_1)
    assert_measured_files(covdata, MEASURED_FILES_1)
    assert_count_equal(covdata.lines("a.py"), A_PY_LINES_1)
    assert not covdata.has_arcs()
Check that `covdata` has the data from LINES1.
tests/test_data.py