public void TraverseSimpleTest()
{
var tree = new BinaryExpressionTreeClass("2 * 2 + 2");
var inOrderTraverse = tree.InOrderTraverse();
inOrderTraverse.Should().Be("2 * 2 + 2");
var postOrderTraverse = tree.PostOrderTraverse();
postOrderTraverse.Should().Be("22*2+");
var tree2 = new BinaryExpressionTreeClass("2.5 + 100 + (2*2)");
var inOrderTraverse2 = tree2.InOrderTraverse();
inOrderTraverse2.Should().Be("2.5 + 100 + 2 * 2");
var postOrderTraverse2 = tree2.PostOrderTraverse();
postOrderTraverse2.Should().Be("2.5100+22*+");
}
