public void Append()
{
FieldPath path1 = new FieldPath("a", "b.c");
FieldPath path2 = new FieldPath("d.e", "f");
Assert.Equal(new FieldPath("a", "b.c", "d.e", "f"), path1.Append(path2));
}
public void Append()
{
FieldPath original = new FieldPath("a", "b.c");
FieldPath expected = new FieldPath("a", "b.c", "d.e");
FieldPath actual = original.Append("d.e");
Assert.Equal(expected, actual);
}