openlp/tests/functional/openlp_core_lib/test_lib.py

868 lines
39 KiB
Python

# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
###############################################################################
# OpenLP - Open Source Lyrics Projection #
# --------------------------------------------------------------------------- #
# Copyright (c) 2008-2017 OpenLP Developers #
# --------------------------------------------------------------------------- #
# This program is free software; you can redistribute it and/or modify it #
# under the terms of the GNU General Public License as published by the Free #
# Software Foundation; version 2 of the License. #
# #
# This program is distributed in the hope that it will be useful, but WITHOUT #
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
# more details. #
# #
# You should have received a copy of the GNU General Public License along #
# with this program; if not, write to the Free Software Foundation, Inc., 59 #
# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
###############################################################################
"""
Package to test the openlp.core.lib package.
"""
import os
from datetime import datetime, timedelta
from unittest import TestCase
from unittest.mock import MagicMock, patch
from PyQt5 import QtCore, QtGui
from openlp.core.common.path import Path
from openlp.core.lib import FormattingTags, build_icon, check_item_selected, clean_tags, compare_chord_lyric, \
create_separated_list, create_thumb, expand_chords, expand_chords_for_printing, expand_tags, find_formatting_tags, \
get_text_file_string, image_to_byte, resize_image, str_to_bool, validate_thumb
TEST_PATH = os.path.abspath(os.path.join(os.path.dirname(__file__), '..', '..', 'resources'))
class TestLib(TestCase):
def test_str_to_bool_with_bool_true(self):
"""
Test the str_to_bool function with boolean input of True
"""
# GIVEN: A boolean value set to true
true_boolean = True
# WHEN: We "convert" it to a bool
true_result = str_to_bool(true_boolean)
# THEN: We should get back a True bool
self.assertIsInstance(true_result, bool, 'The result should be a boolean')
self.assertTrue(true_result, 'The result should be True')
def test_str_to_bool_with_bool_false(self):
"""
Test the str_to_bool function with boolean input of False
"""
# GIVEN: A boolean value set to false
false_boolean = False
# WHEN: We "convert" it to a bool
false_result = str_to_bool(false_boolean)
# THEN: We should get back a True bool
self.assertIsInstance(false_result, bool, 'The result should be a boolean')
self.assertFalse(false_result, 'The result should be True')
def test_str_to_bool_with_integer(self):
"""
Test the str_to_bool function with an integer input
"""
# GIVEN: An integer value
int_string = 1
# WHEN: we convert it to a bool
int_result = str_to_bool(int_string)
# THEN: we should get back a false
self.assertFalse(int_result, 'The result should be False')
def test_str_to_bool_with_invalid_string(self):
"""
Test the str_to_bool function with an invalid string
"""
# GIVEN: An string value with completely invalid input
invalid_string = 'my feet are wet'
# WHEN: we convert it to a bool
str_result = str_to_bool(invalid_string)
# THEN: we should get back a false
self.assertFalse(str_result, 'The result should be False')
def test_str_to_bool_with_string_false(self):
"""
Test the str_to_bool function with a string saying "false"
"""
# GIVEN: A string set to "false"
false_string = 'false'
# WHEN: we convert it to a bool
false_result = str_to_bool(false_string)
# THEN: we should get back a false
self.assertFalse(false_result, 'The result should be False')
def test_str_to_bool_with_string_no(self):
"""
Test the str_to_bool function with a string saying "NO"
"""
# GIVEN: An string set to "NO"
no_string = 'NO'
# WHEN: we convert it to a bool
str_result = str_to_bool(no_string)
# THEN: we should get back a false
self.assertFalse(str_result, 'The result should be False')
def test_str_to_bool_with_true_string_value(self):
"""
Test the str_to_bool function with a string set to "True"
"""
# GIVEN: A string set to "True"
true_string = 'True'
# WHEN: we convert it to a bool
true_result = str_to_bool(true_string)
# THEN: we should get back a true
self.assertTrue(true_result, 'The result should be True')
def test_str_to_bool_with_yes_string_value(self):
"""
Test the str_to_bool function with a string set to "yes"
"""
# GIVEN: An string set to "yes"
yes_string = 'yes'
# WHEN: we convert it to a bool
str_result = str_to_bool(yes_string)
# THEN: we should get back a true
self.assertTrue(str_result, 'The result should be True')
def test_get_text_file_string_no_file(self):
"""
Test the get_text_file_string() function when a file does not exist
"""
# GIVEN: A patched is_file which returns False, and a file path
with patch.object(Path, 'is_file', return_value=False):
file_path = Path('testfile.txt')
# WHEN: get_text_file_string is called
result = get_text_file_string(file_path)
# THEN: The result should be False
file_path.is_file.assert_called_with()
self.assertFalse(result, 'False should be returned if no file exists')
def test_get_text_file_string_read_error(self):
"""
Test the get_text_file_string() method when a read error happens
"""
# GIVEN: A patched open which raises an exception and is_file which returns True
with patch.object(Path, 'is_file'), \
patch.object(Path, 'open'):
file_path = Path('testfile.txt')
file_path.is_file.return_value = True
file_path.open.side_effect = IOError()
# WHEN: get_text_file_string is called
result = get_text_file_string(file_path)
# THEN: None should be returned
file_path.is_file.assert_called_once_with()
file_path.open.assert_called_once_with('r', encoding='utf-8')
self.assertIsNone(result, 'None should be returned if the file cannot be opened')
def test_get_text_file_string_decode_error(self):
"""
Test the get_text_file_string() method when the contents cannot be decoded
"""
self.skipTest('Impossible to test due to conflicts when mocking out the "open" function')
def test_build_icon_with_qicon(self):
"""
Test the build_icon() function with a QIcon instance
"""
# GIVEN: An icon QIcon
icon = QtGui.QIcon()
# WHEN: We pass a QIcon instance in
result = build_icon(icon)
# THEN: The result should be the same icon as we passed in
self.assertIs(icon, result, 'The result should be the same icon as we passed in')
def test_build_icon_with_resource(self):
"""
Test the build_icon() function with a resource URI
"""
with patch('openlp.core.lib.QtGui') as MockedQtGui, \
patch('openlp.core.lib.QtGui.QPixmap') as MockedQPixmap:
# GIVEN: A mocked QIcon and a mocked QPixmap
MockedQtGui.QIcon = MagicMock
MockedQtGui.QIcon.Normal = 1
MockedQtGui.QIcon.Off = 2
MockedQPixmap.return_value = 'mocked_pixmap'
resource_uri = ':/resource/uri'
# WHEN: We pass a QIcon instance in
result = build_icon(resource_uri)
# THEN: The result should be our mocked QIcon
MockedQPixmap.assert_called_with(resource_uri)
# There really should be more assert statements here but due to type checking and things they all break. The
# best we can do is to assert that we get back a MagicMock object.
self.assertIsInstance(result, MagicMock, 'The result should be a MagicMock, because we mocked it out')
def test_image_to_byte(self):
"""
Test the image_to_byte() function
"""
with patch('openlp.core.lib.QtCore') as MockedQtCore:
# GIVEN: A set of mocked-out Qt classes
mocked_byte_array = MagicMock()
MockedQtCore.QByteArray.return_value = mocked_byte_array
mocked_buffer = MagicMock()
MockedQtCore.QBuffer.return_value = mocked_buffer
MockedQtCore.QIODevice.WriteOnly = 'writeonly'
mocked_image = MagicMock()
# WHEN: We convert an image to a byte array
result = image_to_byte(mocked_image, base_64=False)
# THEN: We should receive the mocked_buffer
MockedQtCore.QByteArray.assert_called_with()
MockedQtCore.QBuffer.assert_called_with(mocked_byte_array)
mocked_buffer.open.assert_called_with('writeonly')
mocked_image.save.assert_called_with(mocked_buffer, "PNG")
self.assertFalse(mocked_byte_array.toBase64.called)
self.assertEqual(mocked_byte_array, result, 'The mocked out byte array should be returned')
def test_image_to_byte_base_64(self):
"""
Test the image_to_byte() function
"""
with patch('openlp.core.lib.QtCore') as MockedQtCore:
# GIVEN: A set of mocked-out Qt classes
mocked_byte_array = MagicMock()
MockedQtCore.QByteArray.return_value = mocked_byte_array
mocked_byte_array.toBase64.return_value = QtCore.QByteArray(b'base64mock')
mocked_buffer = MagicMock()
MockedQtCore.QBuffer.return_value = mocked_buffer
MockedQtCore.QIODevice.WriteOnly = 'writeonly'
mocked_image = MagicMock()
# WHEN: We convert an image to a byte array
result = image_to_byte(mocked_image)
# THEN: We should receive a value of 'base64mock'
MockedQtCore.QByteArray.assert_called_with()
MockedQtCore.QBuffer.assert_called_with(mocked_byte_array)
mocked_buffer.open.assert_called_with('writeonly')
mocked_image.save.assert_called_with(mocked_buffer, "PNG")
mocked_byte_array.toBase64.assert_called_with()
self.assertEqual('base64mock', result, 'The result should be the return value of the mocked out '
'base64 method')
def test_create_thumb_with_size(self):
"""
Test the create_thumb() function with a given size.
"""
# GIVEN: An image to create a thumb of.
image_path = os.path.join(TEST_PATH, 'church.jpg')
thumb_path = os.path.join(TEST_PATH, 'church_thumb.jpg')
thumb_size = QtCore.QSize(10, 20)
# Remove the thumb so that the test actually tests if the thumb will be created. Maybe it was not deleted in the
# last test.
try:
os.remove(thumb_path)
except:
pass
# Only continue when the thumb does not exist.
self.assertFalse(os.path.exists(thumb_path), 'Test was not run, because the thumb already exists.')
# WHEN: Create the thumb.
icon = create_thumb(image_path, thumb_path, size=thumb_size)
# THEN: Check if the thumb was created and scaled to the given size.
self.assertTrue(os.path.exists(thumb_path), 'Test was not ran, because the thumb already exists')
self.assertIsInstance(icon, QtGui.QIcon, 'The icon should be a QIcon')
self.assertFalse(icon.isNull(), 'The icon should not be null')
self.assertEqual(thumb_size, QtGui.QImageReader(thumb_path).size(), 'The thumb should have the given size')
# Remove the thumb so that the test actually tests if the thumb will be created.
try:
os.remove(thumb_path)
except:
pass
def test_create_thumb_no_size(self):
"""
Test the create_thumb() function with no size specified.
"""
# GIVEN: An image to create a thumb of.
image_path = os.path.join(TEST_PATH, 'church.jpg')
thumb_path = os.path.join(TEST_PATH, 'church_thumb.jpg')
expected_size = QtCore.QSize(63, 88)
# Remove the thumb so that the test actually tests if the thumb will be created. Maybe it was not deleted in the
# last test.
try:
os.remove(thumb_path)
except:
pass
# Only continue when the thumb does not exist.
self.assertFalse(os.path.exists(thumb_path), 'Test was not run, because the thumb already exists.')
# WHEN: Create the thumb.
icon = create_thumb(image_path, thumb_path)
# THEN: Check if the thumb was created, retaining its aspect ratio.
self.assertTrue(os.path.exists(thumb_path), 'Test was not ran, because the thumb already exists')
self.assertIsInstance(icon, QtGui.QIcon, 'The icon should be a QIcon')
self.assertFalse(icon.isNull(), 'The icon should not be null')
self.assertEqual(expected_size, QtGui.QImageReader(thumb_path).size(), 'The thumb should have the given size')
# Remove the thumb so that the test actually tests if the thumb will be created.
try:
os.remove(thumb_path)
except:
pass
def test_create_thumb_invalid_size(self):
"""
Test the create_thumb() function with invalid size specified.
"""
# GIVEN: An image to create a thumb of.
image_path = os.path.join(TEST_PATH, 'church.jpg')
thumb_path = os.path.join(TEST_PATH, 'church_thumb.jpg')
thumb_size = QtCore.QSize(-1, -1)
expected_size = QtCore.QSize(63, 88)
# Remove the thumb so that the test actually tests if the thumb will be created. Maybe it was not deleted in the
# last test.
try:
os.remove(thumb_path)
except:
pass
# Only continue when the thumb does not exist.
self.assertFalse(os.path.exists(thumb_path), 'Test was not run, because the thumb already exists.')
# WHEN: Create the thumb.
icon = create_thumb(image_path, thumb_path, size=thumb_size)
# THEN: Check if the thumb was created, retaining its aspect ratio.
self.assertTrue(os.path.exists(thumb_path), 'Test was not ran, because the thumb already exists')
self.assertIsInstance(icon, QtGui.QIcon, 'The icon should be a QIcon')
self.assertFalse(icon.isNull(), 'The icon should not be null')
self.assertEqual(expected_size, QtGui.QImageReader(thumb_path).size(), 'The thumb should have the given size')
# Remove the thumb so that the test actually tests if the thumb will be created.
try:
os.remove(thumb_path)
except:
pass
def test_create_thumb_width_only(self):
"""
Test the create_thumb() function with a size of only width specified.
"""
# GIVEN: An image to create a thumb of.
image_path = os.path.join(TEST_PATH, 'church.jpg')
thumb_path = os.path.join(TEST_PATH, 'church_thumb.jpg')
thumb_size = QtCore.QSize(100, -1)
expected_size = QtCore.QSize(100, 137)
# Remove the thumb so that the test actually tests if the thumb will be created. Maybe it was not deleted in the
# last test.
try:
os.remove(thumb_path)
except:
pass
# Only continue when the thumb does not exist.
self.assertFalse(os.path.exists(thumb_path), 'Test was not run, because the thumb already exists.')
# WHEN: Create the thumb.
icon = create_thumb(image_path, thumb_path, size=thumb_size)
# THEN: Check if the thumb was created, retaining its aspect ratio.
self.assertTrue(os.path.exists(thumb_path), 'Test was not ran, because the thumb already exists')
self.assertIsInstance(icon, QtGui.QIcon, 'The icon should be a QIcon')
self.assertFalse(icon.isNull(), 'The icon should not be null')
self.assertEqual(expected_size, QtGui.QImageReader(thumb_path).size(), 'The thumb should have the given size')
# Remove the thumb so that the test actually tests if the thumb will be created.
try:
os.remove(thumb_path)
except:
pass
def test_create_thumb_height_only(self):
"""
Test the create_thumb() function with a size of only height specified.
"""
# GIVEN: An image to create a thumb of.
image_path = os.path.join(TEST_PATH, 'church.jpg')
thumb_path = os.path.join(TEST_PATH, 'church_thumb.jpg')
thumb_size = QtCore.QSize(-1, 100)
expected_size = QtCore.QSize(72, 100)
# Remove the thumb so that the test actually tests if the thumb will be created. Maybe it was not deleted in the
# last test.
try:
os.remove(thumb_path)
except:
pass
# Only continue when the thumb does not exist.
self.assertFalse(os.path.exists(thumb_path), 'Test was not run, because the thumb already exists.')
# WHEN: Create the thumb.
icon = create_thumb(image_path, thumb_path, size=thumb_size)
# THEN: Check if the thumb was created, retaining its aspect ratio.
self.assertTrue(os.path.exists(thumb_path), 'Test was not ran, because the thumb already exists')
self.assertIsInstance(icon, QtGui.QIcon, 'The icon should be a QIcon')
self.assertFalse(icon.isNull(), 'The icon should not be null')
self.assertEqual(expected_size, QtGui.QImageReader(thumb_path).size(), 'The thumb should have the given size')
# Remove the thumb so that the test actually tests if the thumb will be created.
try:
os.remove(thumb_path)
except:
pass
def test_create_thumb_empty_img(self):
"""
Test the create_thumb() function with a size of only height specified.
"""
# GIVEN: An image to create a thumb of.
image_path = os.path.join(TEST_PATH, 'church.jpg')
thumb_path = os.path.join(TEST_PATH, 'church_thumb.jpg')
thumb_size = QtCore.QSize(-1, 100)
expected_size_1 = QtCore.QSize(88, 88)
expected_size_2 = QtCore.QSize(100, 100)
# Remove the thumb so that the test actually tests if the thumb will be created. Maybe it was not deleted in the
# last test.
try:
os.remove(thumb_path)
except:
pass
# Only continue when the thumb does not exist.
self.assertFalse(os.path.exists(thumb_path), 'Test was not run, because the thumb already exists.')
# WHEN: Create the thumb.
with patch('openlp.core.lib.QtGui.QImageReader.size') as mocked_size:
mocked_size.return_value = QtCore.QSize(0, 0)
icon = create_thumb(image_path, thumb_path, size=None)
# THEN: Check if the thumb was created with aspect ratio of 1.
self.assertTrue(os.path.exists(thumb_path), 'Test was not ran, because the thumb already exists')
self.assertIsInstance(icon, QtGui.QIcon, 'The icon should be a QIcon')
self.assertFalse(icon.isNull(), 'The icon should not be null')
self.assertEqual(expected_size_1, QtGui.QImageReader(thumb_path).size(), 'The thumb should have the given size')
# WHEN: Create the thumb.
with patch('openlp.core.lib.QtGui.QImageReader.size') as mocked_size:
mocked_size.return_value = QtCore.QSize(0, 0)
icon = create_thumb(image_path, thumb_path, size=thumb_size)
# THEN: Check if the thumb was created with aspect ratio of 1.
self.assertIsInstance(icon, QtGui.QIcon, 'The icon should be a QIcon')
self.assertFalse(icon.isNull(), 'The icon should not be null')
self.assertEqual(expected_size_2, QtGui.QImageReader(thumb_path).size(), 'The thumb should have the given size')
# Remove the thumb so that the test actually tests if the thumb will be created.
try:
os.remove(thumb_path)
except:
pass
def test_check_item_selected_true(self):
"""
Test that the check_item_selected() function returns True when there are selected indexes
"""
# GIVEN: A mocked out QtWidgets module and a list widget with selected indexes
mocked_QtWidgets = patch('openlp.core.lib.QtWidgets')
mocked_list_widget = MagicMock()
mocked_list_widget.selectedIndexes.return_value = True
message = 'message'
# WHEN: We check if there are selected items
result = check_item_selected(mocked_list_widget, message)
# THEN: The selectedIndexes function should have been called and the result should be true
mocked_list_widget.selectedIndexes.assert_called_with()
self.assertTrue(result, 'The result should be True')
def test_check_item_selected_false(self):
"""
Test that the check_item_selected() function returns False when there are no selected indexes.
"""
# GIVEN: A mocked out QtWidgets module and a list widget with selected indexes
with patch('openlp.core.lib.QtWidgets') as MockedQtWidgets, \
patch('openlp.core.lib.translate') as mocked_translate:
mocked_translate.return_value = 'mocked translate'
mocked_list_widget = MagicMock()
mocked_list_widget.selectedIndexes.return_value = False
mocked_list_widget.parent.return_value = 'parent'
message = 'message'
# WHEN: We check if there are selected items
result = check_item_selected(mocked_list_widget, message)
# THEN: The selectedIndexes function should have been called and the result should be true
mocked_list_widget.selectedIndexes.assert_called_with()
MockedQtWidgets.QMessageBox.information.assert_called_with('parent', 'mocked translate', 'message')
self.assertFalse(result, 'The result should be False')
def test_clean_tags(self):
"""
Test clean_tags() method.
"""
with patch('openlp.core.lib.FormattingTags.get_html_tags') as mocked_get_tags:
# GIVEN: Mocked get_html_tags() method.
mocked_get_tags.return_value = [{
'desc': 'Black',
'start tag': '{b}',
'start html': '<span style="-webkit-text-fill-color:black">',
'end tag': '{/b}', 'end html': '</span>', 'protected': True,
'temporary': False
}]
string_to_pass = 'ASDF<br>foo{br}bar&nbsp;{b}black{/b}'
wanted_string = 'ASDF\nfoo\nbar black'
# WHEN: Clean the string.
result_string = clean_tags(string_to_pass)
# THEN: The strings should be identical.
self.assertEqual(wanted_string, result_string, 'The strings should be identical')
def test_expand_tags(self):
"""
Test the expand_tags() method.
"""
with patch('openlp.core.lib.FormattingTags.get_html_tags') as mocked_get_tags:
# GIVEN: Mocked get_html_tags() method.
mocked_get_tags.return_value = [
{
'desc': 'Black',
'start tag': '{b}',
'start html': '<span style="-webkit-text-fill-color:black">',
'end tag': '{/b}', 'end html': '</span>', 'protected': True,
'temporary': False
},
{
'desc': 'Yellow',
'start tag': '{y}',
'start html': '<span style="-webkit-text-fill-color:yellow">',
'end tag': '{/y}', 'end html': '</span>', 'protected': True,
'temporary': False
},
{
'desc': 'Green',
'start tag': '{g}',
'start html': '<span style="-webkit-text-fill-color:green">',
'end tag': '{/g}', 'end html': '</span>', 'protected': True,
'temporary': False
}
]
string_to_pass = '{b}black{/b}{y}yellow{/y}'
wanted_string = '<span style="-webkit-text-fill-color:black">black</span>' + \
'<span style="-webkit-text-fill-color:yellow">yellow</span>'
# WHEN: Replace the tags.
result_string = expand_tags(string_to_pass)
# THEN: The strings should be identical.
self.assertEqual(wanted_string, result_string, 'The strings should be identical.')
def test_validate_thumb_file_does_not_exist(self):
"""
Test the validate_thumb() function when the thumbnail does not exist
"""
# GIVEN: A mocked out os module, with path.exists returning False, and fake paths to a file and a thumb
with patch.object(Path, 'exists', return_value=False) as mocked_path_exists:
file_path = Path('path', 'to', 'file')
thumb_path = Path('path', 'to', 'thumb')
# WHEN: we run the validate_thumb() function
result = validate_thumb(file_path, thumb_path)
# THEN: we should have called a few functions, and the result should be False
thumb_path.exists.assert_called_once_with()
self.assertFalse(result, 'The result should be False')
def test_validate_thumb_file_exists_and_newer(self):
"""
Test the validate_thumb() function when the thumbnail exists and has a newer timestamp than the file
"""
with patch.object(Path, 'exists'), patch.object(Path, 'stat'):
# GIVEN: Mocked file_path and thumb_path which return different values fo the modified times
file_path = MagicMock(**{'stat.return_value': MagicMock(st_mtime=10)})
thumb_path = MagicMock(**{'exists.return_value': True, 'stat.return_value': MagicMock(st_mtime=11)})
# WHEN: we run the validate_thumb() function
result = validate_thumb(file_path, thumb_path)
# THEN: `validate_thumb` should return True
self.assertTrue(result)
def test_validate_thumb_file_exists_and_older(self):
"""
Test the validate_thumb() function when the thumbnail exists but is older than the file
"""
# GIVEN: Mocked file_path and thumb_path which return different values fo the modified times
file_path = MagicMock(**{'stat.return_value': MagicMock(st_mtime=10)})
thumb_path = MagicMock(**{'exists.return_value': True, 'stat.return_value': MagicMock(st_mtime=9)})
# WHEN: we run the validate_thumb() function
result = validate_thumb(file_path, thumb_path)
# THEN: `validate_thumb` should return False
thumb_path.stat.assert_called_once_with()
self.assertFalse(result, 'The result should be False')
def test_resize_thumb(self):
"""
Test the resize_thumb() function
"""
# GIVEN: A path to an image.
image_path = os.path.join(TEST_PATH, 'church.jpg')
wanted_width = 777
wanted_height = 72
# We want the background to be white.
wanted_background_hex = '#FFFFFF'
wanted_background_rgb = QtGui.QColor(wanted_background_hex).rgb()
# WHEN: Resize the image and add a background.
image = resize_image(image_path, wanted_width, wanted_height, wanted_background_hex)
# THEN: Check if the size is correct and the background was set.
result_size = image.size()
self.assertEqual(wanted_height, result_size.height(), 'The image should have the requested height.')
self.assertEqual(wanted_width, result_size.width(), 'The image should have the requested width.')
self.assertEqual(image.pixel(0, 0), wanted_background_rgb, 'The background should be white.')
def test_resize_thumb_ignoring_aspect_ratio(self):
"""
Test the resize_thumb() function ignoring aspect ratio
"""
# GIVEN: A path to an image.
image_path = os.path.join(TEST_PATH, 'church.jpg')
wanted_width = 1000
wanted_height = 1000
# We want the background to be white.
wanted_background_hex = '#FFFFFF'
wanted_background_rgb = QtGui.QColor(wanted_background_hex).rgb()
# WHEN: Resize the image and add a background.
image = resize_image(image_path, wanted_width, wanted_height, wanted_background_hex, True)
# THEN: Check if the size is correct and the background was set.
result_size = image.size()
self.assertEqual(wanted_height, result_size.height(), 'The image should have the requested height.')
self.assertEqual(wanted_width, result_size.width(), 'The image should have the requested width.')
self.assertEqual(image.pixel(0, 0), wanted_background_rgb, 'The background should be white.')
def test_create_separated_list_qlocate(self):
"""
Test the create_separated_list function using the Qt provided method
"""
with patch('openlp.core.lib.Qt') as mocked_qt, \
patch('openlp.core.lib.QtCore.QLocale.createSeparatedList') as mocked_createSeparatedList:
# GIVEN: A list of strings and the mocked Qt module.
mocked_qt.PYQT_VERSION_STR = '4.9'
mocked_qt.qVersion.return_value = '4.8'
mocked_createSeparatedList.return_value = 'Author 1, Author 2, and Author 3'
string_list = ['Author 1', 'Author 2', 'Author 3']
# WHEN: We get a string build from the entries it the list and a separator.
string_result = create_separated_list(string_list)
# THEN: We should have "Author 1, Author 2, and Author 3"
self.assertEqual(string_result, 'Author 1, Author 2 and Author 3', 'The string should be "Author 1, '
'Author 2, and Author 3".')
def test_create_separated_list_empty_list(self):
"""
Test the create_separated_list function with an empty list
"""
with patch('openlp.core.lib.Qt') as mocked_qt:
# GIVEN: An empty list and the mocked Qt module.
mocked_qt.PYQT_VERSION_STR = '4.8'
mocked_qt.qVersion.return_value = '4.7'
string_list = []
# WHEN: We get a string build from the entries it the list and a separator.
string_result = create_separated_list(string_list)
# THEN: We shoud have an emptry string.
self.assertEqual(string_result, '', 'The string sould be empty.')
def test_create_separated_list_with_one_item(self):
"""
Test the create_separated_list function with a list consisting of only one entry
"""
# GIVEN: A list with a string.
string_list = ['Author 1']
# WHEN: We get a string build from the entries it the list and a separator.
string_result = create_separated_list(string_list)
# THEN: We should have "Author 1"
self.assertEqual(string_result, 'Author 1', 'The string should be "Author 1".')
def test_create_separated_list_with_two_items(self):
"""
Test the create_separated_list function with a list of two entries
"""
# GIVEN: A list with two strings.
string_list = ['Author 1', 'Author 2']
# WHEN: We get a string build from the entries it the list and a seperator.
string_result = create_separated_list(string_list)
# THEN: We should have "Author 1 and Author 2"
self.assertEqual(string_result, 'Author 1 and Author 2', 'The string should be "Author 1 and Author 2".')
def test_create_separated_list_with_three_items(self):
"""
Test the create_separated_list function with a list of three items
"""
# GIVEN: A list with three strings.
string_list = ['Author 1', 'Author 2', 'Author 3']
# WHEN: We get a string build from the entries it the list and a seperator.
string_result = create_separated_list(string_list)
# THEN: We should have "Author 1, Author 2 and Author 3"
self.assertEqual(string_result, 'Author 1, Author 2 and Author 3', 'The string should be "Author 1, '
'Author 2, and Author 3".')
def test_expand_chords(self):
"""
Test that the expanding of chords works as expected.
"""
# GIVEN: A lyrics-line with chords
text_with_chords = 'H[C]alleluya.[F] [G]'
# WHEN: Expanding the chords
text_with_expanded_chords = expand_chords(text_with_chords)
# THEN: We should get html that looks like below
expected_html = '<span class="chordline firstchordline">H<span class="chord"><span><strong>C</strong></span>' \
'</span>alleluya.<span class="chord"><span><strong>F</strong></span></span><span class="ws">' \
'&nbsp;&nbsp;</span> <span class="chord"><span><strong>G</strong></span></span></span>'
self.assertEqual(expected_html, text_with_expanded_chords, 'The expanded chords should look as expected!')
def test_expand_chords2(self):
"""
Test that the expanding of chords works as expected when special chars are involved.
"""
import html
# GIVEN: A lyrics-line with chords
text_with_chords = "I[D]'M NOT MOVED BY WHAT I SEE HALLE[F]LUJA[C]H"
# WHEN: Expanding the chords
text_with_expanded_chords = expand_tags(text_with_chords, True)
# THEN: We should get html that looks like below
expected_html = '<span class="chordline firstchordline">I<span class="chord"><span><strong>D</strong></span>' \
'</span>&#x27;M NOT MOVED BY WHAT I SEE HALLE<span class="chord"><span><strong>F</strong>' \
'</span></span>LUJA<span class="chord"><span><strong>C</strong></span></span>H</span>'
self.assertEqual(expected_html, text_with_expanded_chords, 'The expanded chords should look as expected!')
def test_compare_chord_lyric_short_chord(self):
"""
Test that the chord/lyric comparing works.
"""
# GIVEN: A chord and some lyric
chord = 'C'
lyrics = 'alleluya'
# WHEN: Comparing the chord and lyrics
ret = compare_chord_lyric(chord, lyrics)
# THEN: The returned value should 0 because the lyric is longer than the chord
self.assertEquals(0, ret, 'The returned value should 0 because the lyric is longer than the chord')
def test_compare_chord_lyric_long_chord(self):
"""
Test that the chord/lyric comparing works.
"""
# GIVEN: A chord and some lyric
chord = 'Gsus'
lyrics = 'me'
# WHEN: Comparing the chord and lyrics
ret = compare_chord_lyric(chord, lyrics)
# THEN: The returned value should 4 because the chord is longer than the lyric
self.assertEquals(4, ret, 'The returned value should 4 because the chord is longer than the lyric')
def test_find_formatting_tags(self):
"""
Test that find_formatting_tags works as expected
"""
# GIVEN: Lyrics with formatting tags and a empty list of formatting tags
lyrics = '{st}Amazing {r}grace{/r} how sweet the sound'
tags = []
FormattingTags.load_tags()
# WHEN: Detecting active formatting tags
active_tags = find_formatting_tags(lyrics, tags)
# THEN: The list of active tags should contain only 'st'
self.assertListEqual(['st'], active_tags, 'The list of active tags should contain only "st"')
def test_expand_chords_for_printing(self):
"""
Test that the expanding of chords for printing works as expected.
"""
# GIVEN: A lyrics-line with chords
text_with_chords = '{st}[D]Amazing {r}gr[D7]ace{/r} how [G]sweet the [D]sound [F]{/st}'
FormattingTags.load_tags()
# WHEN: Expanding the chords
text_with_expanded_chords = expand_chords_for_printing(text_with_chords, '{br}')
# THEN: We should get html that looks like below
expected_html = '<table class="line" width="100%" cellpadding="0" cellspacing="0" border="0"><tr><td><table ' \
'class="segment" cellpadding="0" cellspacing="0" border="0" align="left"><tr class="chordrow">'\
'<td class="chord">&nbsp;</td><td class="chord">D</td></tr><tr><td class="lyrics">{st}{/st}' \
'</td><td class="lyrics">{st}Amazing&nbsp;{/st}</td></tr></table><table class="segment" ' \
'cellpadding="0" cellspacing="0" border="0" align="left"><tr class="chordrow">' \
'<td class="chord">&nbsp;</td><td class="chord">D7</td></tr><tr><td class="lyrics">{st}{r}gr' \
'{/r}{/st}</td><td class="lyrics">{r}{st}ace{/r}&nbsp;{/st}</td></tr></table><table ' \
'class="segment" cellpadding="0" cellspacing="0" border="0" align="left"><tr class="chordrow">'\
'<td class="chord">&nbsp;</td></tr><tr><td class="lyrics">{st}&nbsp;{/st}</td></tr></table>' \
'<table class="segment" cellpadding="0" cellspacing="0" border="0" align="left"><tr ' \
'class="chordrow"><td class="chord">&nbsp;</td></tr><tr><td class="lyrics">{st}how&nbsp;{/st}' \
'</td></tr></table><table class="segment" cellpadding="0" cellspacing="0" border="0" ' \
'align="left"><tr class="chordrow"><td class="chord">G</td></tr><tr><td class="lyrics">{st}' \
'sweet&nbsp;{/st}</td></tr></table><table class="segment" cellpadding="0" cellspacing="0" ' \
'border="0" align="left"><tr class="chordrow"><td class="chord">&nbsp;</td></tr><tr><td ' \
'class="lyrics">{st}the&nbsp;{/st}</td></tr></table><table class="segment" cellpadding="0" ' \
'cellspacing="0" border="0" align="left"><tr class="chordrow"><td class="chord">D</td></tr>' \
'<tr><td class="lyrics">{st}sound&nbsp;{/st}</td></tr></table><table class="segment" ' \
'cellpadding="0" cellspacing="0" border="0" align="left"><tr class="chordrow"><td ' \
'class="chord">&nbsp;</td></tr><tr><td class="lyrics">{st}&nbsp;{/st}</td></tr></table>' \
'<table class="segment" cellpadding="0" cellspacing="0" border="0" align="left"><tr ' \
'class="chordrow"><td class="chord">F</td></tr><tr><td class="lyrics">{st}{/st}&nbsp;</td>' \
'</tr></table></td></tr></table>'
self.assertEqual(expected_html, text_with_expanded_chords, 'The expanded chords should look as expected!')