Testing Strategies & Software Quality

Test Strategies for Softwrare,

Verification & Validation Testing,

Unit Testing, Integration Testing, System Testing. McCall's Software Quality Factors,

ISO 9126 Quality Factors,

Process & Project Metrics, Metrics for Software Quality, SQA Activities, CMMI.

Generalized framework for developing test strategies:

1. Understanding Requirements: Ensure a thorough understanding of the software requirements, including functional, non-functional, and technical specifications.
2. Identify Test Objectives: Define clear objectives for testing. This could include validating functionality, verifying performance, assessing security, etc.
3. Selecting Testing Techniques: Choose appropriate testing techniques based on the project requirements and constraints.
   This may include:

• Functional Testing: Verify that the software functions as expected.
• Non-functional Testing: Assess aspects such as performance, security, usability, etc.
• Regression Testing: Ensure that new changes do not adversely affect existing functionalities.
• Exploratory Testing: Investigate the software to discover potential issues.
• Automated Testing: Implement automation for repetitive or critical tests.
• User Acceptance Testing (UAT): Validate the software against user expectations.

Test Environment Setup: Create or replicate environments that mimic the production environment as closely as possible.

Test Data Management: Develop strategies for managing test data, including generation, sanitization, and maintenance.

Defining Test Coverage: Determine what aspects of the software will be covered by testing and ensure adequate coverage.

Prioritizing Tests: Prioritize tests based on factors such as risk, criticality, and frequency of use.

Resource Allocation: Allocate resources effectively, including human resources, testing tools, and infrastructure.

Communication and Collaboration: Foster effective communication and collaboration among team members, stakeholders, and other relevant parties.

Test Execution and Reporting: Execute tests according to the defined strategy, track results, and report findings accurately.

Continuous Improvement: Review test results and processes regularly to identify areas for improvement and incorporate feedback into future iterations.