91 lines
3.2 KiB
Python
91 lines
3.2 KiB
Python
"""Tests for the canonical constants module (thechart.core.constants)."""
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import os
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import sys
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from unittest.mock import patch
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def _fresh_constants():
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"""Import or reload the constants module and return it.
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Ensures a local binding exists in callers to avoid UnboundLocalError
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while supporting env var patching between tests.
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"""
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import importlib
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mod_name = "thechart.core.constants"
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if mod_name in sys.modules:
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mod = sys.modules[mod_name]
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return importlib.reload(mod)
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import thechart.core.constants as constants
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return constants
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class TestConstants:
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"""Test cases for the canonical constants module."""
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def test_default_log_level(self):
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with patch.dict(os.environ, {}, clear=True):
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constants = _fresh_constants()
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assert constants.LOG_LEVEL == "INFO"
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def test_custom_log_level(self):
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with patch.dict(os.environ, {"LOG_LEVEL": "debug"}, clear=True):
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constants = _fresh_constants()
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assert constants.LOG_LEVEL == "DEBUG"
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def test_default_log_path(self):
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with patch.dict(os.environ, {}, clear=True):
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constants = _fresh_constants()
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assert constants.LOG_PATH == "/tmp/logs/thechart"
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def test_custom_log_path(self):
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with patch.dict(os.environ, {"LOG_PATH": "/custom/log/path"}, clear=True):
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constants = _fresh_constants()
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assert constants.LOG_PATH == "/custom/log/path"
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def test_default_log_clear(self):
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with patch.dict(os.environ, {}, clear=True):
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constants = _fresh_constants()
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assert constants.LOG_CLEAR == "False"
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def test_custom_log_clear_true(self):
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with patch.dict(os.environ, {"LOG_CLEAR": "true"}, clear=True):
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constants = _fresh_constants()
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assert constants.LOG_CLEAR == "True"
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def test_custom_log_clear_false(self):
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with patch.dict(os.environ, {"LOG_CLEAR": "false"}, clear=True):
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constants = _fresh_constants()
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assert constants.LOG_CLEAR == "False"
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def test_log_level_case_insensitive(self):
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with patch.dict(os.environ, {"LOG_LEVEL": "warning"}, clear=True):
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constants = _fresh_constants()
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assert constants.LOG_LEVEL == "WARNING"
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def test_dotenv_override(self):
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# This is a structural test since dotenv is loaded during import
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with patch("thechart.core.constants.load_dotenv") as mock_load_dotenv:
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import importlib
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name = "thechart.core.constants"
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if name in sys.modules:
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importlib.reload(sys.modules[name])
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else:
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import thechart.core.constants # noqa: F401
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mock_load_dotenv.assert_called_once_with(override=True)
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def test_all_constants_are_strings(self):
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constants = _fresh_constants()
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assert isinstance(constants.LOG_LEVEL, str)
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assert isinstance(constants.LOG_PATH, str)
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assert isinstance(constants.LOG_CLEAR, str)
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def test_constants_not_empty(self):
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constants = _fresh_constants()
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assert constants.LOG_LEVEL != ""
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assert constants.LOG_PATH != ""
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assert constants.LOG_CLEAR != ""
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