def test_on_slide_selected_index_service_item_command(self, mocked_execute):
"""
Test that when there is a command service item, the command is executed
"""
# GIVEN: A mocked service item and a slide controller with a service item
mocked_item = MagicMock()
mocked_item.is_command.return_value = True
mocked_item.name = 'Mocked Item'
mocked_update_preview = MagicMock()
mocked_preview_widget = MagicMock()
mocked_slide_selected = MagicMock()
Registry.create()
slide_controller = SlideController(None)
slide_controller.service_item = mocked_item
slide_controller.update_preview = mocked_update_preview
slide_controller.preview_widget = mocked_preview_widget
slide_controller.slide_selected = mocked_slide_selected
slide_controller.is_live = True
# WHEN: The method is called
slide_controller.on_slide_selected_index([9])
# THEN: It should have sent a notification
mocked_item.is_command.assert_called_once_with()
mocked_execute.assert_called_once_with('mocked item_slide', [mocked_item, True, 9])
mocked_update_preview.assert_called_once_with()
assert 0 == mocked_preview_widget.change_slide.call_count, 'Change slide should not have been called'
assert 0 == mocked_slide_selected.call_count, 'slide_selected should not have been called'
def test_process_item(mocked_execute):
"""
Test that presentation service-items is closed when followed by a media service-item
"""
# GIVEN: A mocked presentation service item, a mocked media service item, a mocked Registry.execute
# and a slide controller with many mocks.
mocked_pres_item = MagicMock()
mocked_pres_item.name = 'mocked_presentation_item'
mocked_pres_item.is_command.return_value = True
mocked_pres_item.is_media.return_value = False
mocked_pres_item.is_image.return_value = False
mocked_pres_item.from_service = False
mocked_pres_item.get_frames.return_value = []
mocked_media_item = MagicMock()
mocked_media_item.name = 'mocked_media_item'
mocked_media_item.is_command.return_value = True
mocked_media_item.is_media.return_value = True
mocked_media_item.is_image.return_value = False
mocked_media_item.from_service = False
mocked_media_item.get_frames.return_value = []
mocked_main_window = MagicMock()
Registry.create()
Registry().register('main_window', mocked_main_window)
Registry().register('media_controller', MagicMock())
slide_controller = SlideController(None)
slide_controller.service_item = mocked_pres_item
slide_controller.is_live = False
slide_controller.preview_widget = MagicMock()
slide_controller.preview_display = MagicMock()
slide_controller.enable_tool_bar = MagicMock()
slide_controller.on_media_start = MagicMock()
slide_controller.slide_selected = MagicMock()
slide_controller.on_stop_loop = MagicMock()
slide_controller.info_label = MagicMock()
slide_controller.displays = [MagicMock()]
slide_controller.split = 0
slide_controller.type_prefix = 'test'
# WHEN: _process_item is called
slide_controller._process_item(mocked_media_item, 0)
# THEN: Registry.execute should have been called to stop the presentation
assert 2 == mocked_execute.call_count, 'Execute should have been called 2 times'
assert 'mocked_presentation_item_stop' == mocked_execute.call_args_list[1][0][0], \
'The presentation should have been stopped.'
def test_enable_tool_bar_preview(self):
"""
Check that when enable_tool_bar on a preview slide controller is called, enable_preview_tool_bar is called
"""
# GIVEN: Mocked out enable methods and a real slide controller which is set to live
mocked_enable_live_tool_bar = MagicMock()
mocked_enable_preview_tool_bar = MagicMock()
slide_controller = SlideController(None)
slide_controller.is_live = False
slide_controller.enable_live_tool_bar = mocked_enable_live_tool_bar
slide_controller.enable_preview_tool_bar = mocked_enable_preview_tool_bar
mocked_service_item = MagicMock()
# WHEN: enable_tool_bar() is called
slide_controller.enable_tool_bar(mocked_service_item)
# THEN: The enable_preview_tool_bar() method is called, not enable_live_tool_bar()
mocked_enable_preview_tool_bar.assert_called_once_with(mocked_service_item)
assert 0 == mocked_enable_live_tool_bar.call_count, 'The live method should not have been called'
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'
