def test_property(self):
this = Obj()
prop = Property(this)
# No setter and no getter has been set, this should raise exception
self.assertRaises(WriteOnlyException, prop.get)
self.assertRaises(ReadOnlyException, prop.set, 2)
# Set a value on the this object
setattr(this, "val", 2)
# Add the getter and setter
prop.getter = lambda this: getattr(this, "val") + 1
prop.setter = lambda this, val: setattr(this, "val", val - 1)
# Check that the get function is working
self.assertEqual(prop.get(), 3)
# Check that the set function is working
prop.set(4)
self.assertEqual(prop.get(), 4)
self.assertEqual(getattr(this, "val"), 3)
# Check that the clone function is working
prop2 = prop.clone()
self.assertEqual(prop2.get(), 4)
this2 = Obj()
setattr(this2, "val", 4)
prop2.this = this2
self.assertEqual(prop.get(), 4)
self.assertEqual(prop2.get(), 5)
prop2.set(3)
self.assertEqual(prop.get(), 4)
self.assertEqual(prop2.get(), 3)
def defineProperty(self, this, obj, name, param):
prop = Property(this)
if(hasattr(param, 'get')):
prop.getter = param.get
if(hasattr(param, 'set')):
prop.setter = param.set
setattr(obj, name, prop)
def defineProperty(self, this, obj, name, param):
prop = Property(obj)
if (hasattr(param, 'get')):
prop.getter = list(param.get)[1]
if (hasattr(param, 'set')):
prop.setter = list(param.set)[1]
setattr(obj, name, prop)
def execute_MAKE_SETTER(self):
name = self.stack.pop()
func = self.stack.pop()
obj = self.stack.pop()
prop = Property(obj)
prop.setter = func
if hasattr(obj, name):
prop.merge(getattr(obj, name))
else:
setattr(prop, 'getter', None)
setattr(obj, name, prop)
self.stack.push(obj)
def execute_MAKE_SETTER(self):
name = self.stack.pop()
func = self.stack.pop()
obj = self.stack.pop()
prop = Property(obj)
prop.setter = func
if hasattr(obj, name):
prop.merge(getattr(obj, name))
else:
setattr(prop, 'getter', None)
setattr(obj, name, prop)
self.stack.push(obj)
def defineProperty(self, this, obj, name, param):
#prop = Property(obj, param.getter, param.setter)
prop = Property(obj)
#print("IN DEFINE PROPERTY")
#print(name)
#print(type(param))
if (hasattr(param, 'get')):
#print("¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤¤")
#prop.getter = list(param.get)[1]
prop.getter = param.get
if (hasattr(param, 'set')):
#prop.setter = list(param.set)[1]
prop.setter = param.set
#prop.getter = lambda this: getattr(this, str(param))
#prop.setter = lambda this, val: setattr(this, param, val)
setattr(obj[1], name, prop)
def execute_make_setter(self):
'''
Execute the MAKE_SETTER instruction
'''
name = self.stack.pop()
func = self.stack.pop()
obj = self.stack.pop()
if hasattr(obj, name):
prop = getattr(obj, name)
prop.setter = func
else:
prop = Property(obj)
prop.setter = func
setattr(obj, name, prop)
self.stack.push(obj)
def visitObjectLiteralExpression(self, ctx):
obj = Object()
# res is a list of tuples
res = ctx.children[0].accept(self)
for value in res:
if len(value) == 3:
prop = Property(obj)
if value[0] == 'get':
prop.getter = value[-1]
else:
prop.setter = value[-1]
setattr(obj, str(value[1]), prop)
else:
setattr(obj, str(value[0]), value[1])
return obj
def test_property_merge(self):
# Check that the merge function is working
this = Obj()
prop = Property(this)
prop2 = Property(this)
setattr(this, "val", 2)
prop.getter = lambda this: getattr(this, "val") + 1
prop2.setter = lambda this, val: setattr(this, "val", val - 1)
self.assertEqual(prop.get(), 3)
prop2.set(4)
self.assertEqual(prop.get(), 4)
self.assertEqual(getattr(this, "val"), 3)
prop.merge(prop2)
prop.set(3)
self.assertEqual(prop.get(), 3)
self.assertEqual(getattr(this, "val"), 2)
def test_property_merge(self):
# Check that the merge function is working
this = Obj()
prop = Property(this)
prop2 = Property(this)
setattr(this, "val", 2)
prop.getter = lambda this: getattr(this, "val") + 1
prop2.setter = lambda this, val: setattr(this, "val", val - 1)
self.assertEqual(prop.get(), 3)
prop2.set(4)
self.assertEqual(prop.get(), 4)
self.assertEqual(getattr(this, "val"), 3)
prop.merge(prop2)
prop.set(3)
self.assertEqual(prop.get(), 3)
self.assertEqual(getattr(this, "val"), 2)
def test_property(self):
this = Obj()
prop = Property(this)
# No setter and no getter has been set, this should raise exception
self.assertRaises(WriteOnlyException, prop.get)
self.assertRaises(ReadOnlyException, prop.set, 2)
# Set a value on the this object
setattr(this, "val", 2)
# Add the getter and setter
prop.getter = lambda this: getattr(this, "val") + 1
prop.setter = lambda this, val: setattr(this, "val", val - 1)
# Check that the get function is working
self.assertEqual(prop.get(), 3)
# Check that the set function is working
prop.set(4)
self.assertEqual(prop.get(), 4)
self.assertEqual(getattr(this, "val"), 3)
# Check that the clone function is working
prop2 = prop.clone()
self.assertEqual(prop2.get(), 4)
this2 = Obj()
setattr(this2, "val", 4)
prop2.this = this2
self.assertEqual(prop.get(), 4)
self.assertEqual(prop2.get(), 5)
prop2.set(3)
self.assertEqual(prop.get(), 4)
self.assertEqual(prop2.get(), 3)