NLP-Based Test Script Generation for Automated QA

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Solution Overview

Problem

Conventional automated application testing methods require significant manual effort for recording and playback of test steps, leading to errors, inconsistencies, and increased maintenance due to the large number of test cases and manual updates needed for changes in software applications.

Innovation Solution

A system and method utilizing natural language processing to automatically generate and validate test scripts by identifying actions and expected results from test steps, allowing for the creation of executable scripts that can perform and verify test cases, and updating scripts based on changes in the application user interface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If manual recording and playback tools are used for automated testing, then test automation can be achieved, but significant manual effort and time consumption increase

Engineering Contradiction:
Improvetest automationVSAvoidmanual effort time
Core Design Contradiction:
Extent of automationVSLoss of time

Solution Approach 1:

The system enables self-service by automatically generating test scripts from natural language test case descriptions without requiring manual recording. The NLP-based system processes test case requirements and autonomously creates executable test scripts, eliminating the need for test engineers to manually record each test step through conventional record-and-playback tools.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical manual recording process with an automated NLP-based system. Instead of manually capturing test steps through record-and-playback tools, the system uses natural language processing to interpret test case descriptions and automatically generates test scripts, substituting manual mechanical operations with automated computational processes.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If manual recording of test steps is performed for each test case, then test coverage can be achieved, but errors and inconsistencies increase due to human factors

Engineering Contradiction:
Improvetest script accuracyVSAvoidmanual recording time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system eliminates human errors by enabling self-service script generation. The NLP-based system processes test case descriptions autonomously and generates consistent, error-free test scripts without human intervention in the script creation process, thereby improving reliability while eliminating the time-consuming manual recording process.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual recording mechanisms with automated NLP processing. The system uses computational language understanding to interpret test cases and generate scripts, substituting human-based manual recording with automated computational processes that eliminate errors and inconsistencies inherent in manual operations.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Adaptability or versatility

If test scripts are manually updated for application changes, then test maintenance can be performed, but maintenance effort and complexity increase

Engineering Contradiction:
Improvetest script maintenanceVSAvoidmaintenance complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system performs preliminary action by generating test scripts automatically from application documentation or UI element descriptions before changes occur. When application changes happen, the system can regenerate scripts based on updated documentation, eliminating the need for manual updating and reducing maintenance complexity.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces manual script maintenance with automated regeneration processes. Instead of manually updating scripts for application changes, the system uses NLP-based generation to create updated scripts automatically based on current application state or updated documentation, significantly reducing maintenance effort and complexity.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Extent of automation

If conventional record-and-playback tools are used, then test automation can be implemented, but quality issues arise from manual errors in test script creation

Engineering Contradiction:
Improvetest automationVSAvoidtest script quality
Core Design Contradiction:
Extent of automationVSManufacturing precision

Solution Approach 1:

The system achieves self-service automation where test scripts are generated automatically from natural language descriptions without manual intervention. This eliminates manual errors in script creation while maintaining full automation capability, thereby improving test script quality without sacrificing automation extent.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent substitutes manual record-and-playback mechanisms with automated NLP-based script generation. The system uses computational language processing to create precise, error-free test scripts automatically, replacing manual operations that introduce quality issues while maintaining comprehensive test automation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS10114738B2Method and system for automatic generation of test script
Publication Date: 2018.10.30 JOLLY SEVEN SERIES 70 OF ALLIED SECURITY TRUST I
  • US10114738B2 patent drawing
  • US10114738B2 patent drawing
  • US10114738B2 patent drawing

AI summary

Disclosed herein are a method and system for automatic generation of a test script. The method may include acquiring a plurality of test steps from a database, the plurality of test steps being associated with a test case and including one or more words in natural language. The method may also include identifying, using natural language processing on the plurality of test steps, one or more actions to be performed in a testing process. The method may include generating, based on the identified one or more actions, the test script to perform the plurality of test steps. The method may further include identifying, by performing the natural language processing on the plurality of test steps, an expected test result associated with each test step. The method may additionally include generating, a validation script based on the expected test result associated with each of the plurality of test steps.