whiley_test_file 0.6.2

An API for manipulating test files for the Whiley Programming Language.
Documentation 
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original.name="While_Valid_40"
======
>>> main.whiley


function contains(int[] items, int item) -> (bool r)
ensures r ==> some { i in 0 .. |items| | item == items[i] }:
    //
    int i = 0
    //
    while i < |items| where i >= 0:
        if items[i] == item:
            return true
        i = i + 1
    //
    return false


public export method test():
    int[] ls = [1,2,3,4]
    assume contains(ls,0) == false
    assume contains(ls,1) == true
    assume contains(ls,2) == true
    assume contains(ls,3) == true
    assume contains(ls,4) == true
    assume contains(ls,5) == false

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