def test_throws_exception_if_index_out_of_range(self):
p = PresetIndex()
p.count = 4
p.set_indexes([0, 1, 2, 3, 255])
self.assertEqual(p.number_of_presets, 4)
self.assertFalse(p.is_valid_index(4))
self.assertFalse(p.is_valid_index(-1))
self.assertTrue(p.is_valid_index(0))
self.assertTrue(p.is_valid_index(1))
self.assertTrue(p.is_valid_index(3))
def test_adding_preset_modifies_both_index_and_preset(self):
p = Preset()
p.index = 123
pi = PresetIndex()
pi.set_indexes([0, 1, 2, 3, 255])
pi.add_to_index(p)
self.assertEqual(p.memory_slot, 4)
self.assertEqual(pi.index_of_preset_with_memory_slot_number(4), 4)
print "PI: {0}".format(pi.indexes)
def test_deleting_shuffles_indexes_left(self):
p = PresetIndex()
p.set_indexes([0, 1, 2, 3, 255])
self.assertEqual(4, p.number_of_presets)
expected_index_list = list(p.indexes)
del expected_index_list[0]
expected_index_list.append(255)
# logger.info("Is now: {0}".format(p.indexes))
p.delete_item_at_index(0)
self.assertEqual(expected_index_list, p.indexes)
self.assertEqual(3, p.number_of_presets)
def test_preset_index_can_provide_next_available_slot(self):
p = PresetIndex()
p.set_indexes([0, 1, 2, 3, 255])
self.assertEqual(4, p.next_available_memory_slot)
p.set_indexes([0, 2, 8, 10, 255])
self.assertEqual(1, p.next_available_memory_slot)
p.set_indexes([1, 2, 8, 10, 255])
self.assertEqual(0, p.next_available_memory_slot)
p.set_indexes([1, 0, 2, 8, 10, 255])
self.assertEqual(3, p.next_available_memory_slot)
# Fill it up entirely
p.set_indexes(list(range(0, 64)))
self.assertIsNone(p.next_available_memory_slot)
def test_preset_index_filling_gives_us_64_items(self):
p = PresetIndex()
p.set_indexes([0, 255])
self.assertEqual(1, p.number_of_presets)
self.assertEqual(64, len(p.indexes))