Unit 5: Software Coding and Testing

Software Engineering (4353202)

5.1: Code Review & Documentation

Code Review Techniques

Code Walkthrough: An informal review where the author leads the discussion.
Code Inspection: A formal and systematic review by trained inspectors.

Software Documentation

Internal Documentation: Comments, code structure, design rationale.

External Documentation: User manuals, installation guides, API documentation.

5.2: White Box Testing

A testing technique that takes into account the internal mechanism of a system or component.

Statement Coverage
Branch Coverage
Path Coverage

5.3: Black Box Testing

A testing technique that focuses on the functionality of the software without considering the internal code structure.

Equivalence Partitioning
Boundary Value Analysis

5.4: Test Case Design

A test case is a set of conditions or variables under which a tester will determine whether a system under test satisfies requirements or works correctly.

Example Test Case for ATM:

Test Case ID	Test Scenario	Expected Result
TC001	Valid PIN Entry	Access granted to main menu