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#Assumes n is an int    if n < -1 :       return -n    else:       return n which of the following testing methods is most likely to reveal the bug? a) Checking the samples {-2,0,2} from a partition of the input set b) Doing path-complete glass box testi

#Assumes n is an int    if n < -1 :       return -n    else:       return n which of the following testing methods is most likely to reveal the bug? a) Checking the samples {-2,0,2} from a partition of the input set b) Doing path-complete glass box testi

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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The following code contains a bug (python):

def abs(n):

    #Assumes n is an int

   if n < -1 :

      return -n

   else:

      return n

which of the following testing methods is most likely to reveal the bug?

a) Checking the samples {-2,0,2} from a partition of the input set

b) Doing path-complete glass box testing, using inputs {-2,2}

c) none of these

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