Fields
 / 1  -is there a field public static final int MIN_PRIME equal to 2?
 
Constructors
 / 1  -is there a private constructor?
 
Methods
-incr
 / 2 -is the correct increment returned when (x + 1 < Integer.MAX_VALUE)?
 / 1 -is Integer.MAX_VALUE returned when required?
 
-areIdentical
 / 1 -correctly throws the expected exception?
 / 2 -are adjacent elements compared for equality (or are the first
      and last elements compared for equality)?
 / 2 -returns the correct value?
 
-areUnique
 / 1 -is there a loop over the list of values?
 / 2 -in the loop body, are the number of occurrences of each value computed?
 / 1 -is the correct result returned?
 
-isPeriodic
 / 4 -is the correct value returned?