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import unittest
from asciimatics.event import MouseEvent
from asciimatics.scene import Scene
from tests.mock_objects import MockEffect
class TestScene(unittest.TestCase):
def test_properties(self):
"""
Check properties work as expected.
"""
effect = MockEffect()
scene = Scene([effect], duration=10, clear=False, name="blah")
self.assertEqual(scene.name, "blah")
self.assertEqual(scene.duration, 10)
self.assertFalse(scene.clear)
def test_dynamic_effects(self):
"""
Check adding and removing effects works.
"""
# Start with no effects
effect = MockEffect()
scene = Scene([], duration=10)
self.assertEqual(scene.effects, [])
# Add one - check internals for presence
scene.add_effect(effect)
self.assertEqual(scene.effects, [effect])
# Remove it - check it's gone
scene.remove_effect(effect)
self.assertEqual(scene.effects, [])
def test_events(self):
"""
Check event processing is queued correctly.
"""
# Check that the scene passes events through to the effects
effect1 = MockEffect()
effect2 = MockEffect()
scene = Scene([effect1, effect2], duration=10)
scene.process_event(MouseEvent(10, 5, 0))
self.assertTrue(effect1.event_called)
self.assertTrue(effect2.event_called)
# Check that the scene passes stops event processing when required
effect1 = MockEffect()
effect2 = MockEffect(swallow=True)
scene = Scene([effect1, effect2], duration=10)
scene.process_event(MouseEvent(10, 5, 0))
self.assertFalse(effect1.event_called)
self.assertTrue(effect2.event_called)
def test_save(self):
"""
Check scene will save data on exit if needed.
"""
effect = MockEffect()
scene = Scene([effect], duration=10)
self.assertFalse(effect.save_called)
scene.exit()
self.assertTrue(effect.save_called)
if __name__ == '__main__':
unittest.main()
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