import pytest
from pydantic import ValidationError

from aare.common.models import DataCollectionParameters


def test_directory_defaults_when_missing():
    params = DataCollectionParameters()
    assert params.directory == "{date}/{prefix}"


def test_directory_spaces_are_replaced():
    params = DataCollectionParameters(directory="my folder/run 1")
    assert params.directory == "my_folder/run_1"


def test_directory_rejects_invalid_characters():
    with pytest.raises(ValidationError):
        DataCollectionParameters(directory="bad|path")


def test_exposure_must_be_between_0_and_1():
    with pytest.raises(ValidationError):
        DataCollectionParameters(exposure=1.5)


def test_cloud_blank_defaults_to_true():
    params = DataCollectionParameters(cloud="")
    assert params.cloud is True