decision-table-testing

Design test cases from business rules using Decision Table Testing.

Updated Jul 5, 2026
One-click install
npx skills add https://github.com/phatnguyen975/functional-test-design --skill decision-table-testing
Or copy as Structured Prompt for Agent
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Skill: decision-table-testing
Source: https://github.com/phatnguyen975/functional-test-design/tree/main/decision-table-testing
Command: npx skills add https://github.com/phatnguyen975/functional-test-design --skill decision-table-testing

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill helps users design test cases using Decision Table Testing for complex business logic, ensuring comprehensive coverage and efficiency in testing.

Core Features & Use Cases

  • Design Test Cases: Apply Decision Table Testing to define test cases for complex business rules and logic.
  • Identify Conditions and Actions: Extract conditions and actions from requirements to build a comprehensive test case.
  • Decision Table Construction: Construct and optimize decision tables for different scenarios, including handling impossible rules and don't care conditions.
  • Test Case Derivation: Derive test cases from the reduced decision table, ensuring coverage and efficiency.
  • Use Case: If you have a complex pricing engine with multiple conditions and outcomes, this skill can help you design test cases to cover all possible scenarios.

Quick Start

Use the decision-table-testing skill to design test cases for a given set of business rules and conditions.

Frequently Asked Questions about decision-table-testing

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
What is decision table testing and when should I use it for test case design?

Build a decision table by extracting conditions and actions from requirements, mapping all condition combinations to outcomes. The skill constructs and optimizes this table, handling impossible rules and don't care conditions, then derives reduced test cases for efficient execution.

Can I use decision table testing for a complex pricing engine with multiple conditions?

Yes, decision table testing suits complex pricing engines with multiple conditions and outcomes. It extracts pricing rules, constructs a comprehensive decision table covering all possible scenarios, and derives test cases ensuring full coverage of the pricing logic.

How do I handle impossible rules and don't care conditions when constructing a decision table?

When constructing a decision table, the skill identifies and handles impossible rules by excluding invalid condition combinations. It optimizes the table by merging columns with don't care conditions, reducing redundancy while maintaining test coverage for valid business rules.

What's the best way to derive test cases from a reduced decision table?

Derive test cases from a reduced decision table by mapping each remaining column to a distinct test scenario. The skill ensures each test case covers a unique combination of conditions and actions, maximizing coverage while minimizing redundant test execution.

Do I need prior requirements analysis to use decision table testing effectively?

Yes, effective decision table testing requires understanding business rules, conditions, and actions extracted from requirements. The skill applies requirements analysis to identify these elements before constructing the decision table and generating test cases.