Snav Not Rightof

Element 1Element 2Element 3Element 4Element 5

Test that each element is considered "not on the right of" the previous one.
Test also that each element is considered "not on the left of" the following one, except for Element 4 which _is_ on the left of Element 5 because it is partially overlapping and the right edge of Element 4 is to the left of the right edge of Element 5.