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软件测试课后习题(二)

(a)

 CFG:

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(b) 当MAXPRIMES的值为4的时候。t2会造成数组越界的错误。

(c) n = 1

(d) Node Coverage:

    TR{1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16}

    Test Path={[1,2,3,4,5,7,9,5,6,10,12,3,13,14,15,13,16]

          [1,2,3,4,5,7,8,6,10,11,12,3,13,16]}

  Edge Coverage:

    TR{[1,2],[2,3],[3,4],[3,13],[4,5],[5,7],[5,6],[7,9],[7,8],[9,5],[8,6],[6,10],[10,11],

      [10,12],[11,12],[12,3],[13,14],[14,15],[15,13],[13,16]}

    Test Path = {[1,2,3,4,5,7,9,5,6,10,12,3,13,14,15,13,16]

          [1,2,3,4,5,7,8,6,10,11,12,3,13,16]}

  Prime Path Coverage:

    TR{[1,2,3,4,5,7,9], [1,2,3,4,5,7,8,6,10,12],[3,4,5,6,10,11,12,3]

      [3,4,5,7,8,6,10,11,12,3],[3,4,5,6,10,12,3],[3,4,5,6,10,12,3]

      [5,7,9,5][7,9,5,7][9,5,7,9]

      [7,9,5,6,10,12,3,13,16],[7,9,5,6,10,12,3,13,14,15],[7,9,5,6,10,11,12,3,13,16],[7,9,5,6,10,11,12,3,13,14,15]

      [9,5,7,8,6,10,12,3,13,16],[9,5,7,8,6,10,12,3,13,14,15],[9,5,7,8,6,10,11,12,3,13,16]

      [9,5,7,8,6,10,11,12,3,13,14,15]

      [1,2,3,13,16][1,2,3,13,14,15]

      [13,14,15,13][14,15,12,14],[15,13,14,15][14,15,13,16]

 

  选择其中一条主路径测试:

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  测试结果:

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软件测试课后习题(二)