#!/usr/bin/env python2
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#
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# Copyright 2014 Google Inc. All Rights Reserved.
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"""Unit tests for config.py"""
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from __future__ import print_function
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import config
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import unittest
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class ConfigTestCase(unittest.TestCase):
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"""Class for the config unit tests."""
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def test_config(self):
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# Verify that config exists, that it's a dictionary, and that it's
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# empty.
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self.assertTrue(type(config.config) is dict)
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self.assertEqual(len(config.config), 0)
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# Verify that attempting to get a non-existant key out of the
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# dictionary returns None.
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self.assertIsNone(config.GetConfig('rabbit'))
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self.assertIsNone(config.GetConfig('key1'))
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config.AddConfig('key1', 16)
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config.AddConfig('key2', 32)
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config.AddConfig('key3', 'third value')
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# Verify that after 3 calls to AddConfig we have 3 values in the
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# dictionary.
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self.assertEqual(len(config.config), 3)
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# Verify that GetConfig works and gets the expected values.
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self.assertIs(config.GetConfig('key2'), 32)
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self.assertIs(config.GetConfig('key3'), 'third value')
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self.assertIs(config.GetConfig('key1'), 16)
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# Re-set config.
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config.config.clear()
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# Verify that config exists, that it's a dictionary, and that it's
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# empty.
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self.assertTrue(type(config.config) is dict)
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self.assertEqual(len(config.config), 0)
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if __name__ == '__main__':
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unittest.main()
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