public void BasicTest()
{
var ast1 = new IdListNode(1, new IdNode(1, "x"), new IdNode(1, "y"));
var ast2 = new IdListNode(1, new IdNode(1, "X"), new IdNode(1, "y"));
Assert.That(ast1.Substitute(new IdNode(2, "x"), new IdNode(2, "X")), Is.EqualTo(ast2));
}
public void SubstituteKeepsOriginalTest()
{
ASTNode ast1 = new IdListNode(1, new IdNode(1, "x"), new IdNode(1, "y"));
ASTNode ast2 = new IdListNode(1, new IdNode(1, "X"), new IdNode(1, "y"));
Assert.That(ast1.Substitute(new IdNode(2, "x"), new IdNode(2, "X")), Is.EqualTo(ast2));
Assert.That(ast1, Is.EqualTo(new IdListNode(1, new IdNode(1, "x"), new IdNode(1, "y"))));
}
