public void ParseInput(string input, string expected)
{
var o = PaperObject.Parse(input, default);
var actual = o.ToString();
Assert.Equal(expected, actual);
}
public void FoldTests(string input, int row, string expected)
{
var before = PaperObject.Parse(input, default);
var folded = before.FoldVertically(row);
var actual = folded.ToString();
Assert.Equal(expected, actual);
}