39 lines
1.2 KiB
Python
39 lines
1.2 KiB
Python
class BaseMixerTest(object):
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MIN = 0
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MAX = 100
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ACTUAL_MIN = MIN
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ACTUAL_MAX = MAX
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INITIAL = None
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mixer_class = None
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def setUp(self):
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assert self.mixer_class is not None, \
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"mixer_class must be set in subclass"
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# pylint: disable = E1102
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self.mixer = self.mixer_class(None)
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# pylint: enable = E1102
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def test_initial_volume(self):
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self.assertEqual(self.mixer.volume, self.INITIAL)
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def test_volume_set_to_min(self):
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self.mixer.volume = self.MIN
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self.assertEqual(self.mixer.volume, self.ACTUAL_MIN)
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def test_volume_set_to_max(self):
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self.mixer.volume = self.MAX
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self.assertEqual(self.mixer.volume, self.ACTUAL_MAX)
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def test_volume_set_to_below_min_results_in_min(self):
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self.mixer.volume = -10
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self.assertEqual(self.mixer.volume, self.ACTUAL_MIN)
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def test_volume_set_to_above_max_results_in_max(self):
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self.mixer.volume = self.MAX + 10
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self.assertEqual(self.mixer.volume, self.ACTUAL_MAX)
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def test_volume_is_not_float(self):
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self.mixer.volume = 1.0 / 3 * 100
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self.assertEqual(self.mixer.volume, 33)
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