System and method for generating an orthogonal array for software testing

A method of generating an orthogonal array (OA) of test cases for testing a system comprising:

• accepting a user input, the user input including multiple factors and multiple levels associated with the system;
• accessing a reference table to determine a set of parameters based on the user input for testing each level of a factor against all levels of all other factors in the system, wherein the reference table is an iteration and interaction table (INI table) including multiple pairs of a number indicating a level in the system and an associated number indicating a prime of the number indicating the level in the system;
• and
• performing a predetermined number of iterations based on the set of parameters to generate the OA of the test cases, wherein the OA includes combinations of the multiple factors and the multiple levels required for testing pair-wise interactions between the multiple levels and the multiple factors, wherein generating the OA of the test cases comprises:
• accepting the user input in a first format;
• processing the user input by transforming the user input from the first format into a second format, and by sorting the multiple levels from the transformed user input in a descending order;
• performing the predetermined number of iterations on the processed user input;
• transforming results of the predetermined number of iterations from the second format to the first format;
• reordering the transformed results of the predetermined number of iterations according to predetermined criteria;
• and
• outputting the reordered results of the predetermined number of iterations in the first format.

An article, comprising:

• a storage medium having instructions, that when executed by a computing platform, result in execution of a method of generating an orthogonal array (OA) of test cases for testing a system, comprising:
• accepting a user input in a first format, the user input including multiple factors and multiple levels associated with the system;
• processing the user input by transforming the user input from the first format into a second format, and by sorting the multiple levels from the transformed user input in a descending order;
• accessing a reference table to determine a set of parameters based on the user input for testing each level of a factor against all levels of all other factors in the system;
• and
• performing a predetermined number of iterations on the processed user input based on the set of parameters to generate the OA of the test cases, wherein the OA includes combinations of the multiple factors and the multiple levels required for testing pair-wise interactions between the multiple factors and the multiple levels, wherein generating the OA of the test cases includes:
• transforming results of the predetermined number of iterations from the second format to the first format;
• reordering the transformed results of the predetermined number of iterations according to predetermined criteria;
• and
• outputting the reordered results of the predetermined number of iterations in the first format.

An article, comprising:

• a storage medium having instructions, that when executed by a computing platform, result in execution of a method of generating an orthogonal array (OA) of test cases for testing a system, comprising:
• accepting a user input, the user input including multiple factors and multiple levels associated with the system;
• accessing a reference table to determine a set of parameters based on the user input for testing each level of a factor against all levels of all other factors in the system, wherein the reference table is an iteration and interaction table (INI table) including multiple pairs of a number indicating a level in the system and an associated number indicating a prime of the number indicating the level in the system;
• and
• performing a predetermined number of iterations based on the set of parameters to generate the OA of the test cases, wherein the OA includes combinations of the multiple factors and the multiple levels required for testing pair-wise interactions between the multiple levels and the multiple factors, wherein generating the OA of the test cases comprises:
• accepting the user input in a first format;
• processing the user input by transforming the user input from the first format into a second format, and by sorting the multiple levels from the transformed user input in a descending order;
• performing the predetermined number of iterations on the processed user input;
• transforming results of the predetermined number of iterations from the second format to the first format;
• reordering the transformed results of the predetermined number of iterations according to predetermined criteria;
• and
• outputting the reordered results of the predetermined number of iterations in the first format.

A system for generating an orthogonal array (OA) of test cases for testing a first system comprising:

• a processor;
• memory coupled to the processor, wherein the memory includes:
• an input accepting module to accept a user input in a first format, the user input including multiple factors and multiple levels associated with the first system in a first format;
• a transformation module configured to transform the user input from the first format into a second format to process the user input, and to sort the multiple levels from the transformed user input in a descending order;
• an iteration and interaction (INI) table generation module to generate an INI table;
• an iteration determination module to access the INI table to determine a number of iterations required based on a set of parameters based on the user input for testing each level of a factor against all levels of all other factors in the first system;
• and
• an iteration performance module to perform a predetermined number of iterations on the processed user input based on the set of parameters to generate the OA of the test cases, wherein the OA includes combinations of the multiple factors and the multiple levels required for testing pair-wise interactions between the multiple levels and the multiple factors, wherein the transformation module further adapted to transform results of the predetermined number of iterations from the second format to the first format and to re-order the transformed results of the predetermined number of iterations according to predetermined criteria.

A system for generating an orthogonal array (OA) of test cases for testing a first system comprising:

• a processor;
• memory coupled to the processor, wherein the memory includes:
• an input accepting module to accept a user input, the user input including multiple factors and multiple levels associated with the first system in a first format;
• an iteration and interaction (INI) table generation module to generate an INI table, wherein the INI table generation module is configured to generate the INI table including multiple pairs of a number indicating a level in the first system and an associated number indicating a prime of the number indicating the level in the first system;
• an iteration determination module to access the INI table to determine a number of iterations required based on a set of parameters based on the user input for testing each level of a factor against all levels of all other factors in the first system;
• an iteration performance module to perform a predetermined number of iterations based on the set of parameters to generate the OA of the test cases, wherein the OA includes combinations of the multiple factors and the multiple levels required for testing pair-wise interactions between the multiple levels and the multiple factors;
• and
• a transformation module configured to transform the user input from the first format into a second format to process the user input, and to sort the multiple levels from the transformed user input in a descending order and further adapted to transform results of the predetermined number of iterations from the second format to the first format and to re-order the transformed results of the predetermined number of iterations according to predetermined criteria.