"""Tests for file log handler."""
import os
import logging

from formsflow_api_utils.utils import register_log_handlers


def test_file_log_valid_data(app):
    """Assert file logging with valid data."""
    log_file_path = "logs/forms-flow-data-analysis-api.log"
    register_log_handlers(
        app,
        log_file=log_file_path,
        when=os.getenv("API_LOG_ROTATION_WHEN", "d"),
        interval=int(os.getenv("API_LOG_ROTATION_INTERVAL", "1")),
        backupCount=int(os.getenv("API_LOG_BACKUP_COUNT", "7")),
    )
    app.logger.info("Test log..")
    assert os.path.exists(log_file_path) == True
    with open(log_file_path, "r") as log_file:
        log_contents = log_file.read()
        assert "Test log.." in log_contents
        log_file.close()


def test_file_log_with_missing_file(app, capsys):
    """Assert with missing file path."""
    log_file_path = ""
    register_log_handlers(
        app,
        log_file=log_file_path,
        when=os.getenv("API_LOG_ROTATION_WHEN", "d"),
        interval=int(os.getenv("API_LOG_ROTATION_INTERVAL", "1")),
        backupCount=int(os.getenv("API_LOG_BACKUP_COUNT", "7")),
    )
    # Assert that no file handler is added
    assert len(app.logger.handlers) == 1
    assert isinstance(app.logger.handlers[0], logging.StreamHandler)