modjam/tests/test_log.py

from modjam.log import TsvLogger


def test_tsv_logger_writes_all_event_types(tmp_path):
    logger = TsvLogger("Z", tmp_path)
    logger.queued(42, "deadbeef", 915.1, 500.0, 7, 5, 22)
    logger.sent(42, "deadbeef", 13, "1234.5,0.0,1,deadbeef|abc")
    logger.received(99, "cafe1234", "1234.5,1.0,2,cafe1234|xyz")
    logger.close()

    rows = logger.path.read_text().strip().split("\n")
    assert len(rows) == 3

    parts0 = rows[0].split("\t")
    assert parts0[1] == "queued"
    assert parts0[2] == "42"
    assert parts0[3] == "deadbeef"
    assert parts0[4] == "915.1,500.0,7,5,22"

    parts1 = rows[1].split("\t")
    assert parts1[1] == "sent"
    assert parts1[2] == "42"
    assert parts1[3] == "deadbeef"
    assert parts1[4] == "13"
    assert parts1[5] == "1234.5,0.0,1,deadbeef|abc"

    parts2 = rows[2].split("\t")
    assert parts2[1] == "received"
    assert parts2[2] == "99"
    assert parts2[3] == "cafe1234"
    assert parts2[4] == "1234.5,1.0,2,cafe1234|xyz"


def test_tsv_logger_renders_missing_token_as_dash(tmp_path):
    logger = TsvLogger("Z", tmp_path)
    logger.received(99, None, "no-token-text")
    logger.close()
    parts = logger.path.read_text().strip().split("\t")
    assert parts[3] == "-"


def test_tsv_logger_creates_log_dir(tmp_path):
    sub = tmp_path / "nested" / "logs"
    logger = TsvLogger("A", sub)
    logger.queued(1, "tok", 0, 0, 0, 0, 0)
    logger.close()
    assert sub.is_dir()
    assert logger.path.exists()


def test_tsv_logger_filename_includes_test_name(tmp_path):
    logger = TsvLogger("A", tmp_path, test_name="run42")
    logger.close()
    assert logger.path.name.startswith("run42-A-")
    assert logger.path.name.endswith(".tsv")


def test_tsv_logger_filename_without_test_name(tmp_path):
    logger = TsvLogger("A", tmp_path)
    logger.close()
    assert logger.path.name.startswith("A-")