def load_settings(cls):
xml_settings_file_path = get_full_path('res/settings', 'settings.xml')
xsd_settings_file_path = get_full_path('res/settings', 'settings.xsd')
AppSettings.settings = {}
xmlparser = XMLParser()
AppSettings.xml_root = xmlparser.get_xml_element_tree_root(xsd_settings_file_path, xml_settings_file_path)
for item in AppSettings.xml_root:
AppSettings.settings[item.find('name').text] = item.find('value').text
def load_settings(cls):
xml_settings_file_path = get_full_path('res/settings', 'settings.xml')
xsd_settings_file_path = get_full_path('res/settings', 'settings.xsd')
AppSettings.settings = {}
xmlparser = XMLParser()
AppSettings.xml_root = xmlparser.get_xml_element_tree_root(
xsd_settings_file_path, xml_settings_file_path)
for item in AppSettings.xml_root:
AppSettings.settings[item.find('name').text] = item.find(
'value').text
def test_xml_settings_file_invariance(self):
xml_settings_file_path = get_full_path('res/settings', 'settings.xml')
settings_file_content_1 = None
with open(xml_settings_file_path, 'rb') as settings_file:
settings_file_content_1 = settings_file.read()
AppSettings.load_settings()
settings_1 = AppSettings.settings
AppSettings.save_settings()
settings_file_content_2 = None
with open(xml_settings_file_path, 'rb') as settings_file:
settings_file_content_2 = settings_file.read()
AppSettings.load_settings()
settings_2 = AppSettings.settings
# equality does not work, since dictionaries do not have an invariant order of access,
# but something weaker might work
# assert settings_file_content_1 == settings_file_content_2, \
# 'Loading and saving the settings causes changes in the XML settings file, ' \
# 'although the settings didn\'t change. These changes might be whitespace character differences.'
assert len(settings_file_content_1) == len(settings_file_content_2), \
'The settings file contents differ in length.'
for character in settings_file_content_1:
assert character in settings_file_content_2, \
'There is content in one settings file, which is not in the other.'
for character in settings_file_content_2:
assert character in settings_file_content_1, \
'There is content in one settings file, which is not in the other.'
characters_1 = {}
for character in settings_file_content_1:
if character in characters_1:
characters_1[character] += 1
else:
characters_1[character] = 1
characters_2 = {}
for character in settings_file_content_2:
if character in characters_2:
characters_2[character] += 1
else:
characters_2[character] = 1
assert characters_1 == characters_2, \
'The settings files do not contain the same characters.'
assert settings_1 == settings_2, \
'Loading and saving the settings causes changes in the settings, ' \
'although were not intentionally changed.'
def test_xml_settings_file_invariance(self):
xml_settings_file_path = get_full_path('res/settings', 'settings.xml')
settings_file_content_1 = None
with open(xml_settings_file_path, 'rb') as settings_file:
settings_file_content_1 = settings_file.read()
AppSettings.load_settings()
settings_1 = AppSettings.settings
AppSettings.save_settings()
settings_file_content_2 = None
with open(xml_settings_file_path, 'rb') as settings_file:
settings_file_content_2 = settings_file.read()
AppSettings.load_settings()
settings_2 = AppSettings.settings
# equality does not work, since dictionaries do not have an invariant order of access,
# but something weaker might work
# assert settings_file_content_1 == settings_file_content_2, \
# 'Loading and saving the settings causes changes in the XML settings file, ' \
# 'although the settings didn\'t change. These changes might be whitespace character differences.'
assert len(settings_file_content_1) == len(settings_file_content_2), \
'The settings file contents differ in length.'
for character in settings_file_content_1:
assert character in settings_file_content_2, \
'There is content in one settings file, which is not in the other.'
for character in settings_file_content_2:
assert character in settings_file_content_1, \
'There is content in one settings file, which is not in the other.'
characters_1 = {}
for character in settings_file_content_1:
if character in characters_1:
characters_1[character] += 1
else:
characters_1[character] = 1
characters_2 = {}
for character in settings_file_content_2:
if character in characters_2:
characters_2[character] += 1
else:
characters_2[character] = 1
assert characters_1 == characters_2, \
'The settings files do not contain the same characters.'
assert settings_1 == settings_2, \
'Loading and saving the settings causes changes in the settings, ' \
'although were not intentionally changed.'
def load_style_sheet(self):
if self.style_provider is None:
self.style_provider = Gtk.CssProvider()
self.style_provider.load_from_path(
get_full_path('res/css', 'style.css'))
Gtk.StyleContext.add_provider_for_screen(
Gdk.Screen.get_default(), self.style_provider,
Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION)
def save_settings(cls):
# print('trying to save settings:', AppSettings.settings)
xml_settings_file_path = get_full_path('res/settings', 'settings.xml')
xsd_settings_file_path = get_full_path('res/settings', 'settings.xsd')
xml_parser = XMLParser()
new_xml_root = etree.Element('list')
for key, value in AppSettings.settings.items():
setting_node = etree.SubElement(new_xml_root, 'setting')
name_node = etree.SubElement(setting_node, 'name')
name_node.text = key
value_node = etree.SubElement(setting_node, 'value')
value_node.text = value
if xml_parser.validate_tree(xsd_settings_file_path, new_xml_root):
xml_parser.write_xml_file(xml_settings_file_path, new_xml_root)
else:
raise XMLInvalidException('The XML is not valid.')
def save_settings(cls):
# print('trying to save settings:', AppSettings.settings)
xml_settings_file_path = get_full_path('res/settings', 'settings.xml')
xsd_settings_file_path = get_full_path('res/settings', 'settings.xsd')
xml_parser = XMLParser()
new_xml_root = etree.Element('list')
for key, value in AppSettings.settings.items():
setting_node = etree.SubElement(new_xml_root, 'setting')
name_node = etree.SubElement(setting_node, 'name')
name_node.text = key
value_node = etree.SubElement(setting_node, 'value')
value_node.text = value
if xml_parser.validate_tree(xsd_settings_file_path, new_xml_root):
xml_parser.write_xml_file(xml_settings_file_path, new_xml_root)
else:
raise XMLInvalidException('The XML is not valid.')
def load_style_sheet(self):
if self.style_provider is None:
self.style_provider = Gtk.CssProvider()
self.style_provider.load_from_path(get_full_path('res/css', 'style.css'))
Gtk.StyleContext.add_provider_for_screen(
Gdk.Screen.get_default(),
self.style_provider,
Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION
)
def test_xml_file_validity(self):
assert XMLParser.validate_file(
xsd_file_path=get_full_path('res/settings', 'settings.xsd'),
xml_file_path=get_full_path('res/settings', 'settings.xml'),
), 'Your XML settings file is not valid against the provided XSD file.'