148 lines
4.9 KiB
Python
148 lines
4.9 KiB
Python
"""Unit tests for configuration system."""
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import os
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from pathlib import Path
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from tempfile import TemporaryDirectory
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from unittest.mock import patch
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import pytest
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from webdrop_bridge.config import Config, ConfigurationError
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@pytest.fixture(autouse=True)
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def clear_env():
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"""Clear environment variables before each test to avoid persistence."""
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# Save current env
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saved_env = os.environ.copy()
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# Clear relevant variables
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for key in list(os.environ.keys()):
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if key.startswith(('APP_', 'LOG_', 'ALLOWED_', 'WEBAPP_', 'WINDOW_', 'ENABLE_')):
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del os.environ[key]
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yield
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# Restore env (cleanup)
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os.environ.clear()
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os.environ.update(saved_env)
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class TestConfigFromEnv:
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"""Test Config.from_env() loading from environment."""
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def test_from_env_with_all_values(self, tmp_path):
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"""Test loading config with all environment variables set."""
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# Create .env file
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env_file = tmp_path / ".env"
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root1 = tmp_path / "root1"
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root2 = tmp_path / "root2"
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root1.mkdir()
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root2.mkdir()
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env_file.write_text(
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f"APP_NAME=TestApp\n"
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f"APP_VERSION=2.0.0\n"
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f"LOG_LEVEL=DEBUG\n"
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f"LOG_FILE={tmp_path / 'test.log'}\n"
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f"ALLOWED_ROOTS={root1},{root2}\n"
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f"WEBAPP_URL=http://localhost:8000\n"
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f"WINDOW_WIDTH=1200\n"
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f"WINDOW_HEIGHT=800\n"
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)
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# Load config (env vars from file, not system)
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config = Config.from_env(str(env_file))
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assert config.app_name == "TestApp"
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assert config.app_version == "2.0.0"
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assert config.log_level == "DEBUG"
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assert config.allowed_roots == [root1.resolve(), root2.resolve()]
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assert config.webapp_url == "http://localhost:8000"
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assert config.window_width == 1200
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assert config.window_height == 800
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def test_from_env_with_defaults(self, tmp_path):
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"""Test loading config uses defaults when env vars not set."""
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# Create empty .env file
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env_file = tmp_path / ".env"
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env_file.write_text("")
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config = Config.from_env(str(env_file))
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assert config.app_name == "WebDrop Bridge"
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assert config.app_version == "1.0.0"
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assert config.log_level == "INFO"
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assert config.window_width == 1024
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assert config.window_height == 768
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def test_from_env_invalid_log_level(self, tmp_path):
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"""Test that invalid log level raises ConfigurationError."""
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env_file = tmp_path / ".env"
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root1 = tmp_path / "root1"
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root1.mkdir()
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env_file.write_text(f"LOG_LEVEL=INVALID\nALLOWED_ROOTS={root1}\n")
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with pytest.raises(ConfigurationError, match="Invalid LOG_LEVEL"):
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Config.from_env(str(env_file))
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def test_from_env_invalid_window_dimension(self, tmp_path):
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"""Test that negative window dimensions raise ConfigurationError."""
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env_file = tmp_path / ".env"
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root1 = tmp_path / "root1"
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root1.mkdir()
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env_file.write_text(f"WINDOW_WIDTH=-100\nALLOWED_ROOTS={root1}\n")
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with pytest.raises(ConfigurationError, match="Window dimensions"):
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Config.from_env(str(env_file))
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def test_from_env_invalid_root_path(self, tmp_path):
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"""Test that non-existent root paths raise ConfigurationError."""
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env_file = tmp_path / ".env"
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env_file.write_text("ALLOWED_ROOTS=/nonexistent/path/that/does/not/exist\n")
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with pytest.raises(ConfigurationError, match="does not exist"):
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Config.from_env(str(env_file))
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def test_from_env_empty_webapp_url(self, tmp_path):
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"""Test that empty webapp URL raises ConfigurationError."""
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env_file = tmp_path / ".env"
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root1 = tmp_path / "root1"
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root1.mkdir()
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env_file.write_text(f"WEBAPP_URL=\nALLOWED_ROOTS={root1}\n")
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with pytest.raises(ConfigurationError, match="WEBAPP_URL"):
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Config.from_env(str(env_file))
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class TestConfigValidation:
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"""Test Config field validation."""
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def test_root_path_resolution(self, tmp_path):
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"""Test that root paths are resolved to absolute paths."""
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env_file = tmp_path / ".env"
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root_dir = tmp_path / "allowed"
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root_dir.mkdir()
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env_file.write_text(f"ALLOWED_ROOTS={root_dir}\n")
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config = Config.from_env(str(env_file))
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# Should be resolved to absolute path
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assert config.allowed_roots[0].is_absolute()
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def test_multiple_root_paths(self, tmp_path):
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"""Test loading multiple root paths."""
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dir1 = tmp_path / "dir1"
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dir2 = tmp_path / "dir2"
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dir1.mkdir()
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dir2.mkdir()
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env_file = tmp_path / ".env"
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env_file.write_text(f"ALLOWED_ROOTS={dir1},{dir2}\n")
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config = Config.from_env(str(env_file))
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assert len(config.allowed_roots) == 2
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assert config.allowed_roots[0] == dir1.resolve()
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assert config.allowed_roots[1] == dir2.resolve()
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