• When there is a flaw you get for example:

    Test Failed
    	`actual` not equal to `expected`.
    	2/3 mismatches (average diff: 144)
    	[1]  0 -   1 ==   -1
    	[2] 32 - 320 == -288
    

    Here a 0 and 32 are returned instead of (a fake) 1 and 320.