forked from openlp/openlp
113 lines
5.0 KiB
Python
113 lines
5.0 KiB
Python
# -*- coding: utf-8 -*-
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# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
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"""
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This module contains tests for the lib submodule of the Images plugin.
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"""
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from unittest import TestCase
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from mock import MagicMock, patch
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from openlp.core.lib import Registry
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from openlp.plugins.images.lib.db import ImageFilenames
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from openlp.plugins.images.lib.mediaitem import ImageMediaItem
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class TestImageMediaItem(TestCase):
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"""
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This is a test case to test various methods in the ImageMediaItem class.
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"""
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def setUp(self):
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self.mocked_main_window = MagicMock()
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Registry.create()
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Registry().register(u'service_list', MagicMock())
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Registry().register(u'main_window', self.mocked_main_window)
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mocked_parent = MagicMock()
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mocked_plugin = MagicMock()
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with patch(u'openlp.plugins.images.lib.mediaitem.ImageMediaItem.__init__') as mocked_init:
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mocked_init.return_value = None
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self.media_item = ImageMediaItem(mocked_parent, mocked_plugin)
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def save_new_images_list_empty_list_test(self):
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"""
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Test that the save_new_images_list() method handles empty lists gracefully
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"""
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# GIVEN: An empty image_list
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image_list = []
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with patch(u'openlp.plugins.images.lib.mediaitem.ImageMediaItem.load_full_list') as mocked_loadFullList:
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self.media_item.manager = MagicMock()
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# WHEN: We run save_new_images_list with the empty list
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self.media_item.save_new_images_list(image_list)
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# THEN: The save_object() method should not have been called
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assert self.media_item.manager.save_object.call_count == 0, \
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u'The save_object() method should not have been called'
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def save_new_images_list_single_image_with_reload_test(self):
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"""
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Test that the save_new_images_list() calls load_full_list() when reload_list is set to True
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"""
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# GIVEN: A list with 1 image
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image_list = [ u'test_image.jpg' ]
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with patch(u'openlp.plugins.images.lib.mediaitem.ImageMediaItem.load_full_list') as mocked_loadFullList:
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ImageFilenames.filename = ''
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self.media_item.manager = MagicMock()
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# WHEN: We run save_new_images_list with reload_list=True
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self.media_item.save_new_images_list(image_list, reload_list=True)
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# THEN: load_full_list() should have been called
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assert mocked_loadFullList.call_count == 1, u'load_full_list() should have been called'
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# CLEANUP: Remove added attribute from ImageFilenames
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delattr(ImageFilenames, 'filename')
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def save_new_images_list_single_image_without_reload_test(self):
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"""
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Test that the save_new_images_list() doesn't call load_full_list() when reload_list is set to False
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"""
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# GIVEN: A list with 1 image
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image_list = [ u'test_image.jpg' ]
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with patch(u'openlp.plugins.images.lib.mediaitem.ImageMediaItem.load_full_list') as mocked_loadFullList:
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self.media_item.manager = MagicMock()
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# WHEN: We run save_new_images_list with reload_list=False
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self.media_item.save_new_images_list(image_list, reload_list=False)
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# THEN: load_full_list() should not have been called
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assert mocked_loadFullList.call_count == 0, u'load_full_list() should not have been called'
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def save_new_images_list_multiple_images_test(self):
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"""
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Test that the save_new_images_list() saves all images in the list
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"""
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# GIVEN: A list with 3 images
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image_list = [ u'test_image_1.jpg', u'test_image_2.jpg', u'test_image_3.jpg' ]
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with patch(u'openlp.plugins.images.lib.mediaitem.ImageMediaItem.load_full_list') as mocked_loadFullList:
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self.media_item.manager = MagicMock()
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# WHEN: We run save_new_images_list with the list of 3 images
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self.media_item.save_new_images_list(image_list, reload_list=False)
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# THEN: load_full_list() should not have been called
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assert self.media_item.manager.save_object.call_count == 3, \
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u'load_full_list() should have been called three times'
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def save_new_images_list_other_objects_in_list_test(self):
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"""
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Test that the save_new_images_list() ignores everything in the provided list except strings
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"""
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# GIVEN: A list with images and objects
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image_list = [ u'test_image_1.jpg', None, True, ImageFilenames(), 'test_image_2.jpg' ]
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with patch(u'openlp.plugins.images.lib.mediaitem.ImageMediaItem.load_full_list') as mocked_loadFullList:
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self.media_item.manager = MagicMock()
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# WHEN: We run save_new_images_list with the list of images and objects
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self.media_item.save_new_images_list(image_list, reload_list=False)
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# THEN: load_full_list() should not have been called
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assert self.media_item.manager.save_object.call_count == 2, \
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u'load_full_list() should have been called only once'
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