def load_xml(cls, file_name):
"""
This method loads the port from XML file.
Returns:
* **Types** (:class:`boolean<boolean>`)
"""
# load the port
if os.path.exists(file_name) is False:
return None
parser = XMLParser(file_name)
if parser.getTag(tag_name) is None:
return None
port = Port()
port.type = parser.getTagAttr(tag_name, "type")
port.language = parser.getTagAttr(tag_name, "language")
port.hint = parser.getTagAttr(tag_name, "hint")
port.color = parser.getTagAttr(tag_name, "color")
port.multiple = parser.getTagAttr(tag_name, "multiple")
port.var_name = parser.getTagAttr(tag_name, "var_name")
port.code = parser.getTag(tag_name).getTag("code").getText()
if port.type == "":
return None
return port
def test_load_save(self):
port = Port()
port.label = "test"
port.hint = "test"
result = PortPersistence.load_xml("/this file does not exist")
self.assertEquals(result, None)
result = PortPersistence.save_xml(port, "/etc/")
self.assertEquals(result, False)
result = PortPersistence.save_xml(port, "/impossible to create")
self.assertEquals(result, False)
result = PortPersistence.save_xml(port, "/tmp/")
self.assertEquals(result, True)
file_name = "/tmp/" + port.hint + ".xml"
result = PortPersistence.load_xml(file_name)
os.remove(file_name)
port.type = ""
result = PortPersistence.save_xml(port, "/tmp/")
file_name = "/tmp/" + port.hint + ".xml"
result = PortPersistence.load_xml(file_name)
self.assertEquals(result, None)
os.remove(file_name)
code_template = self.create_code_template()
CodeTemplatePersistence.save_xml(code_template, "/tmp/")
file_name = "/tmp/" + code_template.name + ".xml"
result = PortPersistence.load_xml(file_name)
os.remove(file_name)
def test_load_wrong_file(self):
port = Port()
port.hint = "test"
PortPersistence.save_xml(port, path="/tmp/")
file_name = "/tmp/" + port.hint + ".xml"
result = CodeTemplatePersistence.load_xml(file_name)
self.assertNotEquals(result, True)
os.remove(file_name)
def get_element(self):
port = Port()
port.type = self.type.get_value()
port.language = self.language.get_value()
port.hint = self.hint.get_value()
port.color = self.color.get_value()
port.multiple = self.multiple.get_value()
port.code = self.code.get_value()
port.var_name = self.var_name.get_value()
return port
def __save(self):
port = Port()
port.type = self.type.get_value()
port.language = self.language.get_value()
port.hint = self.hint.get_value()
port.color = self.color.get_value()
port.multiple = self.multiple.get_value()
port.code = self.code.get_value()
port.var_name = self.var_name.get_value()
self.port_manager.add_port(port)
def create_port(self):
port = Port()
port.type = "Test"
port.language = "Test"
port.hint = "Test"
port.color = "#000"
port.multiple = False
port.file = None
port.code = ""
port.var_name = "$block[label]$_$block[id]$_$port[name]$"
return port
def test_load_wrong_diagram(self):
port = Port()
port.hint = "test"
PortPersistence.save_xml(port, path="/tmp/")
file_name = "/tmp/" + port.hint + ".xml"
result = DiagramPersistence.load(file_name)
self.assertNotEquals(result, True)
diagram = self.create_full_diagram()
diagram.file_name = file_name
result = DiagramPersistence.load(diagram)
self.assertNotEquals(result, True)
os.remove(file_name)
def load(cls, file_name):
"""
This method loads the port from XML file.
Returns:
* **Types** (:class:`boolean<boolean>`)
"""
# load the port
if os.path.exists(file_name) is False:
return None
data = ""
port = Port()
try:
data_file = open(file_name, 'r')
data = json.load(data_file)
data_file.close()
if data["data"] != "PORT":
return None
port = Port()
port.type = data["type"]
port.version = data["version"]
port.type = data["type"]
port.language = data["language"]
port.hint = data["hint"]
port.color = data["color"]
port.multiple = bool(data["multiple"])
port.var_name = data["var_name"]
port.code = data["code"]
except:
return None
if port.type == "":
return None
return port