def test_list_parameters(self):
model = UMLModel()
model.create_class("class1")
# variables used for testing equality
message = model.list_parameters("class2", "test")[1]
# test output equality with using a non-existent class
self.assertEqual(message, "class2 does not exist")
# variables used for testing equality
message = model.list_parameters("class1", "test")[1]
# test output equality without inserting methods
self.assertEqual(message, "class1 does not have method, test")
# add some methods to class1
model.create_method("class1", "public", "int", "getYear")
# add some params to getYear
model.create_parameter("class1", "getYear", "string", "calendarName")
model.create_parameter("class1", "getYear", "int", "year")
# variables used for testing equality
message = model.list_parameters("class1", "getYear")[1]
outString = "".join(("Parameters for getYear\n",
"(string):calendarName\n",
"(int):year"))
# test output equality
self.assertEqual(message,outString)
def test_rename_parameter(self):
model = UMLModel()
model.create_class("class1")
model.create_method("class1", "public", "string", "method1")
model.create_parameter("class1", "method1", "param_type", "param_name")
# Ensure we get correct output when class doesn't exist
status, msg = model.rename_parameter("class9", "method1", "param_name", "new_param_name")
self.assertFalse(status)
self.assertEqual(msg, "class9 does not exist")
# Ensure we get correct output when method doesn't exist
status, msg = model.rename_parameter("class1", "method3", "param_name", "new_param_name")
self.assertFalse(status)
self.assertEqual(msg, "class1 does not have method, method3")
# Ensure we get correct output when the parameter we wish to rename doesn't exist
status, msg = model.rename_parameter("class1", "method1", "param_name7", "new_param_name")
self.assertFalse(status)
self.assertEqual(msg, " param_name7 does not exists in method1")
# Ensure we get correct output when the parameter we wish to rename already exists
status, msg = model.rename_parameter("class1", "method1", "param_name", "param_name")
self.assertFalse(status)
self.assertEqual(msg, " param_name already exists in method1")
#ensure parameter is renamed
model.rename_parameter("class1", "method1", "param_name", "new_param_name")
# Ensure duplicate parameter is not created
self.assertEqual(model.classes["class1"].methods[model.classes["class1"].method_index("method1")].parameters[0].name, "new_param_name")
def test_delete_parameter(self):
model = UMLModel()
model.create_class("class1")
model.create_method("class1", "public", "string", "method1")
model.create_parameter("class1", "method1", "param_type", "parameter_name")
testClass = model.classes["class1"]
# Ensure we get correct output when class doesn't exist
status, msg = model.delete_parameter("class9", "method1", "parameter_name")
self.assertFalse(status)
self.assertEqual(msg, "class9 does not exist")
# Ensure we get correct output when method doesn't exist
status, msg = model.delete_parameter("class1", "method6", "parameter_name")
self.assertFalse(status)
self.assertEqual(msg, "class1 does not have method, method6")
# Ensure parameter is deleted
status, msg = model.delete_parameter("class1", "method1", "parameter_name")
self.assertFalse(testClass.methods[testClass.method_index("method1")].has_parameter("parameter_name"))
# Ensure we get correct output after parameter is deleted
self.assertTrue(status)
self.assertEqual(msg, "parameter 'parameter_name' has been removed from 'method1'")
# Ensure we get correct output if the parameter we wish to delete doesn't exist
status, msg = model.delete_parameter("class1", "method1", "parameter_name")
self.assertFalse(status)
self.assertEqual(msg, " parameter_name does not exists in method1")
def test_move_down_method(self):
model = UMLModel()
model.create_class("class1")
model.create_method("class1", "public", "string", "method1")
model.create_method("class1", "public", "string", "method2")
model.create_method("class1", "public", "string", "method3")
testClass = model.classes["class1"]
# Ensure the methods'position
self.assertEqual(testClass.methods[0].name, "method1")
self.assertEqual(testClass.methods[1].name, "method2")
self.assertEqual(testClass.methods[2].name, "method3")
# Move down the method one position from the list
model.move_down_method("class1", "method2")
# Ensure the method has a right position after moved
self.assertEqual(testClass.method_index("method1"), 0)
self.assertEqual(testClass.method_index("method3"), 1)
self.assertEqual(testClass.method_index("method2"), 2)
# Ensure the method don't move down further
status, msg = model.move_down_method("class1", "method2")
self.assertFalse(status)
# Ensure correct response is outputted when class doesn't exist
status, msg = model.move_down_method("class7", "method2")
self.assertFalse(status)
self.assertEqual(msg, "class7 does not exist")
# Ensure correct response is outputted when method doesn't exist
status, msg = model.move_down_method("class1", "method9")
self.assertFalse(status)
self.assertEqual(msg, "method9 does not exist in class1")
def test_fetch_from_method(self):
model = UMLModel()
model.create_class("class1")
model.create_method("class1", "public", "int", "method1")
model.create_parameter("class1", "method1", "int", "num")
model.create_parameter("class1", "method1", "bool", "isTrue")
model.create_method("class1", "public", "bool", "method2")
# Test 1: get parameters
params = fetch_from_method(model, "class1", "method1")
self.assertEqual(params, ["num", "isTrue"])
# Test 2: no parameters
params = fetch_from_method(model, "class1", "method2")
self.assertEqual(params, [])
def test_delete_method(self):
model = UMLModel()
model.create_class("class1")
model.create_method("class1", "public", "void", "add")
testClass = model.classes["class1"]
# Ensure we get correct output when class doesn't exist
status, msg = model.delete_method("class4", "add")
self.assertFalse(status)
self.assertEqual(msg, "'class4' does not exist")
# Ensure we get correct output when the method we wish to delete doesn't exist
status, msg = model.delete_method("class1", "subtract")
self.assertFalse(status)
self.assertEqual(msg, "'subtract' does not exist in 'class1'")
# Ensure method is deleted
model.delete_method("class1", "add")
self.assertFalse(testClass.has_method("add"))
def test_create_method(self):
model = UMLModel()
model.create_class("class1")
testClass = model.classes["class1"]
# Ensure method is created
model.create_method("class1", "public", "void", "add")
self.assertTrue(testClass.has_method("add"))
# Ensure we get correct output when class doesn't exist
status, msg = model.create_method("class3", "public", "void", "subtract")
self.assertFalse(status)
self.assertEqual(msg, "class3 does not exist")
# Ensure duplicate method is not created
status, msg = model.create_method("class1", "public", "void", "add")
# ensure it failed
self.assertFalse(status)
self.assertEqual(msg, "method add already exists in class1")
def test_fetch_from_class(self):
model = UMLModel()
model.create_class("class1")
model.create_class("class2")
model.create_field("class1", "public", "string", "field1")
model.create_field("class1", "public", "int", "field2")
model.create_method("class1", "public", "int", "method1")
model.create_method("class1", "public", "bool", "method2")
model.create_relationship("inheritance", "class1", "class2")
# Test 1: fetch fields
fields = fetch_from_class(model, "class1", "fields")
self.assertEqual(fields, ["field1", "field2"])
# Test 2: fetch methods
methods = fetch_from_class(model, "class1", "methods")
self.assertEqual(methods, ["method1", "method2"])
# Test 3: empty list
fields = fetch_from_class(model, "class2", "fields")
self.assertEqual(fields, [])
def test_list_methods(self):
model = UMLModel()
model.create_class("class1")
# variables used for testing equality
message = model.list_methods("class3")[1]
# test output equality with a non-existent class
self.assertEqual(message, "class3 does not exist")
# variables used for testing equality
message = model.list_methods("class1")[1]
# test output equality without inserting methods
self.assertEqual(message, "class1 has no methods")
# add some methods to class1
model.create_method("class1", "public", "int", "getYear")
model.create_method("class1", "private", "int", "getSalary")
model.create_method("class1", "protected", "string", "getSSN")
# variables used for testing equality
message = model.list_methods("class1")[1]
outString = "".join(("Methods for class1\n",
"PUBLIC getYear() : int\n",
"PRIVATE getSalary() : int\n",
"PROTECTED getSSN() : string"))
# test output equality
self.assertEqual(message,outString)
def test_list_class(self):
model = UMLModel()
model.create_class("class1")
model.create_class("class2")
model.create_class("class3")
# variables used for testing equality
message = model.list_class("class5")[1]
# test output equality while using the wrong class name
self.assertEqual(message, "'class5' is not a valid class")
# add fields to class1
model.create_field("class1", "public", "void", "a1")
model.create_field("class1", "private", "int", "size")
# add methods to class1 along with some parameters
model.create_method("class1", "protected", "void", "setSpeed")
model.create_method("class1", "public", "void", "walk")
model.create_parameter("class1", "setSpeed", "int", "speed")
model.create_parameter("class1", "walk", "int", "speed")
model.create_parameter("class1", "walk", "double", "direction")
# add relationships to class1
model.create_relationship("inheritance", "class1", "class2")
model.create_relationship("aggregation", "class3", "class1")
# variables used for testing equality
message = model.list_class("class1")[1]
outString = "".join(("Class: class1\n",
"=== Fields ======================\n",
"public a1: void\n",
"private size: int\n",
"=== Methods =====================\n",
"protected setSpeed(int speed): void\n",
"public walk(int speed, double direction): void\n",
"=== Relationships ===============\n",
"class1 ---------> class2\n",
"class1 <<>>------ class3\n",
"================================="))
# test output equality
self.assertEqual(message,outString)
def test_create_parameter(self):
model = UMLModel()
model.create_class("class1")
model.create_method("class1", "public", "string", "method1")
model.create_parameter("class1", "method1", "param_type", "param_name")
self.assertTrue(model.classes["class1"].methods[model.classes["class1"].method_index("method1")].has_parameter("param_name"))
# Ensure we get correct output when class doesn't exist
status, msg = model.create_parameter("class9", "method1", "param_type", "param_name")
self.assertFalse(status)
self.assertEqual(msg, "class9 does not exist")
# Ensure we get correct output when method doesn't exist
status, msg = model.create_parameter("class1", "method3", "param_type", "param_name")
self.assertFalse(status)
self.assertEqual(msg, "method method3 does not exist in class1")
# Ensure duplicate parameter is not created
status, msg = model.create_parameter("class1", "method1", "param_type", "param_name")
# ensure it failed
self.assertFalse(status)
def test_rename_method(self):
model = UMLModel()
model.create_class("class1")
model.create_method("class1", "public", "void", "add")
# Ensure we get correct output when class doesn't exist
status, msg = model.rename_method("class3", "add", "subtract")
self.assertFalse(status)
self.assertEqual(msg, "class3 does not exist")
# Ensure we get correct output when method doesn't exist
status, msg = model.rename_method("class1", "multiply", "subtract")
self.assertFalse(status)
self.assertEqual(msg, "method multiply does not exist in class1")
# Ensure we get correct output when new method name already exists
status, msg = model.rename_method("class1", "add", "add")
self.assertFalse(status)
self.assertEqual(msg, "method 'add' already exists in 'class1'")
# Ensure method is renamed
model.rename_method("class1", "add", "subtract")
self.assertEqual(model.classes["class1"].methods[0].name, "subtract")
def test_complete_rename_parameter(self):
model = UMLModel()
model.create_class("class1")
model.create_method("class1", "public", "int", "method1")
model.create_parameter("class1", "method1", "int", "a")
model.create_parameter("class1", "method1", "int", "b")
model.create_parameter("class1", "method1", "int", "abba")
model.create_method("class1", "public", "int", "method2")
model.create_method("class1", "public", "int", "mymethod")
model.create_class("myclass")
repl = REPL(model, CommandHistory(HISTORY_LIMIT))
# Test 1: Tab before classname
classnames = repl.complete_rename_parameter("", "rename_parameter ", 0,
0)
self.assertEqual(classnames, ["class1", "myclass"])
# Test 2: Tab in the middle of classname - only one match
classnames = repl.complete_rename_parameter("cl",
"rename_parameter cl", 0,
0)
self.assertEqual(classnames, ["class1"])
# Test 3: Tab before methodname
classnames = repl.complete_rename_parameter(
"", "rename_parameter class1 ", 0, 0)
self.assertEqual(classnames, ["method1", "method2", "mymethod"])
# Test 4: Tab during methodname
classnames = repl.complete_rename_parameter(
"met", "rename_parameter class1 met", 0, 0)
self.assertEqual(classnames, ["method1", "method2"])
# Test 5: Tab before old param name
classnames = repl.complete_rename_parameter(
"", "rename_parameter class1 method1 ", 0, 0)
self.assertEqual(classnames, ["a", "b", "abba"])
# Test 6: Tab during old param name
classnames = repl.complete_rename_parameter(
"a", "rename_parameter class1 method1 a", 0, 0)
self.assertEqual(classnames, ["a", "abba"])
# Test 7: Tab after old param name
classnames = repl.complete_rename_parameter(
"", "rename_parameter class1 method1 abba ", 0, 0)
self.assertEqual(classnames, [])
# Test 8: Tab after old param name
classnames = repl.complete_rename_parameter(
"iLikePie", "rename_parameter class1 method1 abba iLikePie", 0, 0)
self.assertEqual(classnames, [])
def test_save_model(self):
model = UMLModel()
model.create_class('class1')
model.create_class('class2')
model.create_class('class3')
model.create_field('class1', "protected", "int", "number")
model.create_method('class2', "public", "string", "getMsg")
model.create_parameter('class2', 'getMsg', 'string', 'msg')
# Test 1: Normal save
model.save_model("test-save.json")
# ensure data is in the json file
data = None
with open("code/server-data/test-save.json", 'r') as file:
data = json.loads(file.read())
expectedData = {
"class1" : {
"name" : "class1",
"fields" : [{
"visibility" : "protected",
"type" : "int",
"name" : "number"
}],
"methods" : [],
"relationships" : [],
"x" : 200,
"y" : 0,
"zindex" : 0
},
"class2" : {
"name" : "class2",
"fields" : [],
"methods" : [{
"visibility" : "public",
"type" : "string",
"name" : "getMsg",
"parameters" : [{
'type' : 'string',
'name' : 'msg'
}]
}],
"relationships" : [],
"x" : 200,
"y" : 0,
"zindex" : 0
},
"class3" : {
"name" : "class3",
"fields" : [],
"methods" : [],
"relationships" : [],
"x" : 200,
"y" : 0,
"zindex" : 0
}
}
self.assertEqual(data, expectedData)
# Test 2: save to different directory
directory = os.getcwd() + '/'
model.save_model("test-save2.json", directory=directory)
data = None
passes = True
try:
with open("test-save2.json", 'r') as file:
data = json.loads(file.read())
except FileNotFoundError:
passes = False
self.assertTrue(passes)
self.assertEqual(data, expectedData)