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#
# Licensed under the Apache License, Version 2.0 (the "License");
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#
#     http://www.apache.org/licenses/LICENSE-2.0
#
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# distributed under the License is distributed on an "AS IS" BASIS,
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# Test the creation ans the usage on simply contract, in the same time check the no modification of the parameter.
# See the `foo` method in `Myclass` the change of x in a body method has no effect on the ensure because x is a primitive type and it's given by copy and not by reference.

class MyClass
	fun foo(x: Int)
	is
		expect(x == 1)
		ensure(x > 0)
	do
		x = 0
	end
end

class MyClass2
	fun foo(bool: Bool)
	is
		expect(not bool)
		ensure(not bool)
	do
		if bool then print "Error"
	end
end

var first = new MyClass
first.foo(1)
var second = new MyClass2
second.foo(true) #Fail