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Unit Testing Documentation template

Authors: Marco pappalardo

Date: 19/05/2020

Version: 1.0

Contents

Black Box Unit Tests Ex 1

Method orderIntegers

Criteria for method orderIntegers:

  • Lenght of the input array

  • Type of data inside the array

Predicates for method orderIntegers:

Criteria Predicate
Lenght of the input array =3
>3
<3
Data inside array Integer
not Integer

Boundaries for method orderIntegers:

Criteria Boundary values
Lenght of the input 3
Value of integers minInt, maxInt

Combination of predicates for method orderIntegers

Length of the array Vality/Invality Description of test case
< 3 V [5,6] , error
I [515,H] , error
[] , error
> 3 V [1,2,3,4] , error
I [2,2,6,T] , error
= 3 V [8,7,1] return 8, array [8,7,1]
[minint,0,maxint] return maxint, array [maxint,0,minint]
I [0,0,I] , error

Black Box Unit Tests Ex 2

Method acceptableToEat

Criteria for method acceptableToEat:

  • values of argument

  • Type of data in arguments

Predicates for method acceptableToEat:

Criteria Predicate
values of argument >maxInt
<maxInt,>0
<0
Type of data Integer
not Integer

Boundaries for method acceptableToEat:

Criteria Boundary values
Value of arguments 0, maxInt

Combination of predicates for method acceptableToEat

Length of the array Vality/Invality Result Description of test case
> maxInt I error (maxInt+1,10,25)
I error (515,maxInt+1,H)
<maxInt,>=0 V true (50,20,30)
V false (100,100,100)
I error (100,200,H)
<0 I error (8,7,-1)
I error (8,H,-1)

Black Box Unit Tests Ex 3

Method parallelogram

Criteria for method parallelogram:

  • absolute values of argument
  • relative values of argument (one with another)
  • Type of data in arguments

Predicates for method parallelogram:

Criteria Predicate
values of argument >maxInt
<maxInt,>0
<0
Type of data Integer
not Integer
x1 >x2
<x2
y1 >y3
<y3
x3 >x4
<x4
y2 >y4
<y4

Boundaries for method parallelogram:

Criteria Boundary values
Value of arguments 0, maxInt

Combination of predicates for method parallelogram

Range Vality/Invality P1 P2 P3 P4 Result Description of test case
>maxInt I 0,maxInt+1 0,maxiInt+2 1,maxInt+1 1,maxInt+2 -1 (0,maxInt+1, 0,maxiInt+2,1,maxInt+1,1,maxInt+2)
I H,maxInt+1 H,maxiInt+2 1,maxInt+1 1,maxInt+2 -1 (0,maxInt+1, 1,0,0,1,1,1)
<maxInt,>=0 V 0,0 1,0 0,1 1,1 1 (0,1, 1,0,0,1,1,1)
I H,1 H,0 0,1 1,1 -1 (H,1,H,0,0,1,1,1)
I 1,1 0,0 1,2 2,2 -1 (1,1,0,0,1,2,2,2) x1>x2
I 0,1 0,1 0,0 2,2 -1 (0,1,0,1,0,0,2,2) y1>y3
I 0,1 0,1 1,2 0,2 -1 (0,1,0,1,1,2,0,2) x3>x4
I 0,1 0,1 0,2 0,0 -1 (0,1,0,1,0,2,0,0) y2>y4
<0 I 0,-1 0,-1 0,2 1,2 -1 (0,-1, 0,-1,1,2,1,2)
I H,-1 H,-1 0,2 1,2 -1 (H,-1, H,-1,0,2,1,2)

Black Box Unit Tests Ex4

Class Inventory

Criteria:

  • Unique identity code
  • Availability item

Predicates:

Criteria Predicate
Identity code Unique
Not unique or null
Availability item > 0
= 0
< 0

Boundaries:

Criteria Boundary values
Availability Item maxInt
0

Combination of predicates

Identity code Availability Validity Result Description of test case
Not unique <0 I NotExists addItem(i)
>0 I NotExists addiItem(i)
Unique >0 V addiItem(i)
<0 I NotAvailable addiItem(i)