Can this skill help detect integer overflows?

Yes, it includes specific patterns using Math.addExact() and Math.subtractExact() to verify that your code correctly identifies and handles numeric overflows and underflows.

What Java testing frameworks does this skill support?

This skill primarily utilizes JUnit 5 for test execution and AssertJ for fluent, readable assertions, providing modern testing patterns for Java developers.

Does it cover string-specific edge cases?

Absolutely; it provides comprehensive patterns for null values, empty strings, various whitespace characters, and handling of very long string inputs.

Is this skill useful for date and time testing?

Yes, the skill includes patterns for leap years, month boundaries, and midnight transitions using the modern Java Time API (LocalDate, LocalTime).

Java Unit Test Boundary Conditions

Name: Java Unit Test Boundary Conditions
Author: giuseppe-trisciuoglio

bygiuseppe-trisciuoglio

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126

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安全与测试

Implements systematic JUnit 5 testing patterns for edge cases, numeric limits, and null states to ensure robust Java code.

This skill provides comprehensive guidance and reusable patterns for testing boundary conditions and edge cases in Java applications using JUnit 5 and AssertJ. It streamlines the process of identifying and verifying critical limit values such as integer overflows, empty collections, string whitespace handling, and floating-point precision. By implementing these standardized patterns, developers can ensure their code handles unusual inputs gracefully, preventing common runtime exceptions and logical errors at the edges of their API boundaries.

主要功能

01126 GitHub stars

02String edge case handling for null, empty, and whitespace-only inputs

03Floating-point precision and special value (NaN, Infinity) testing

04Arithmetic overflow and underflow detection using Math.addExact

05Collection state verification for empty, single, and large element counts

06Systematic numeric boundary testing for MIN_VALUE, MAX_VALUE, and zero

使用场景

01Verifying mathematical algorithms for overflow and precision errors

02Hardening API endpoints against invalid or extreme input values

03Ensuring collection processing logic handles empty or null states correctly

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add giuseppe-trisciuoglio/developer-kit unit-test-boundary-conditions

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