def test_log_dir_no_checkpoint_cb(tmp_path):
    """Tests that the path is correct with no checkpoint."""
    expected = str(tmp_path / "lightning_logs" / "version_0")
    model = TestModel(expected)

    trainer = Trainer(default_root_dir=tmp_path, max_steps=2, enable_checkpointing=False)

    assert trainer.log_dir == expected
    trainer.fit(model)
    assert trainer.log_dir == expected
Tests that the path is correct with no checkpoint.
tests/tests_pytorch/trainer/properties/test_log_dir.py