class Test

	var _x as int
	
	cue init(x as int)
		base.init
		_x = x
	
	get x from var
		
	def equals(t as Test) as bool
		return .x == t.x

	def equals(obj as Object?) as bool is override
		assert false  # to verify that this method is not invoked
		return false

	def getHashCode as int is override
		return _x.getHashCode

	def main is shared
		a = Test(1)
		b = Test(2)
		c = Test(1)
		assert a == c
		assert a <> b