def test_add_service_item_without_song_edit():
"""
Test the add_service_item() method when song_edit is False
"""
# GIVEN: A slide controller and a new item to add
mocked_item = MagicMock()
mocked_process_item = MagicMock()
slide_controller = SlideController(None)
slide_controller._process_item = mocked_process_item
slide_controller.song_edit = False
slide_controller.selected_row = 2
# WHEN: The item is added to the service
slide_controller.add_service_item(mocked_item)
# THEN: The item is processed, the slide number is correct, and the song is not editable (or something)
assert slide_controller.song_edit is False, 'song_edit should be False'
mocked_process_item.assert_called_once_with(mocked_item, 0)
def test_update_preview_image(self, mocked_singleShot, mocked_image_manager):
"""
Test that the preview screen is updated with the correct preview for image service items
"""
# GIVEN: A mocked image service item, a mocked image_manager, a mocked Registry,
# and a slide controller with many mocks.
# Mocked Image Item
mocked_img_item = MagicMock()
mocked_img_item.get_rendered_frame.return_value = ''
mocked_img_item.is_capable = MagicMock()
mocked_img_item.is_capable.side_effect = [False, True]
# Mock image_manager
mocked_image_manager.get_image.return_value = QtGui.QImage()
# Mock Registry
Registry.create()
mocked_main_window = MagicMock()
Registry().register('main_window', mocked_main_window)
# Mock SlideController
slide_controller = SlideController(None)
slide_controller.service_item = mocked_img_item
slide_controller.is_live = False
slide_controller.log_debug = MagicMock()
slide_controller.selected_row = MagicMock()
slide_controller.screens = MagicMock()
slide_controller.screens.current = {'primary': ''}
slide_controller.display = MagicMock()
slide_controller.display.preview.return_value = QtGui.QImage()
slide_controller.grab_maindisplay = MagicMock()
slide_controller.slide_preview = MagicMock()
slide_controller.slide_count = 0
# WHEN: update_preview is called
slide_controller.update_preview()
# THEN: setPixmap and display.preview should have been called
assert 1 == slide_controller.slide_preview.setPixmap.call_count, 'setPixmap should be called'
assert 1 == slide_controller.display.preview.call_count, 'display.preview() should be called'
assert 0 == mocked_singleShot.call_count, 'Timer to grab_maindisplay should not be called'
assert 0 == mocked_image_manager.get_image.call_count, 'image_manager should not be called'
def test_refresh_service_item_not_image_or_text(self):
"""
Test that the refresh_service_item() method does not refresh a service item if it's neither text or an image
"""
# GIVEN: A mock service item and a fresh slide controller
mocked_service_item = MagicMock()
mocked_service_item.is_text.return_value = False
mocked_service_item.is_image.return_value = False
mocked_process_item = MagicMock()
slide_controller = SlideController(None)
slide_controller.service_item = mocked_service_item
slide_controller._process_item = mocked_process_item
slide_controller.selected_row = 5
# WHEN: The refresh_service_item method() is called
slide_controller.refresh_service_item()
# THEN: The item should be re-processed
mocked_service_item.is_text.assert_called_once_with()
mocked_service_item.is_image.assert_called_once_with()
assert 0 == mocked_service_item.render.call_count, 'The render() method should not have been called'
assert 0 == mocked_process_item.call_count, 'The mocked_process_item() method should not have been called'
def test_refresh_service_item_image(self):
"""
Test that the refresh_service_item() method refreshes a image service item
"""
# GIVEN: A mock service item and a fresh slide controller
mocked_service_item = MagicMock()
mocked_service_item.is_text.return_value = False
mocked_service_item.is_image.return_value = True
mocked_process_item = MagicMock()
slide_controller = SlideController(None)
slide_controller.service_item = mocked_service_item
slide_controller._process_item = mocked_process_item
slide_controller.selected_row = 5
# WHEN: The refresh_service_item method() is called
slide_controller.refresh_service_item()
# THEN: The item should be re-processed
mocked_service_item.is_text.assert_called_once_with()
mocked_service_item.is_image.assert_called_once_with()
mocked_service_item.render.assert_called_once_with()
mocked_process_item.assert_called_once_with(mocked_service_item, 5)
