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MuJava vs Mutineer

MuJava

albany.edu

Mutineer

github.com

Side by side

FigureMuJavaMutineer
Price fromFree—
Free planYes—
Free trial——
Open source——
WindowsYes—
macOSYes—
LinuxYes—
Plans published10
Spec score · Mutation Testing Tools8.4 (#3)6.5 (#24)
CoverageAfter generating mutants, µJava runs tests and evaluates their mutation coverage.Per test coverage can select which tests to run for each mutant, and covered line filtering requires a coverage file.
Language supportVersion 4 supports Java 1.6 language features including generics, annotations, enumerations, varargs, enhanced for-each loops, and static imports.It supports TypeScript and JavaScript modules and Vue single file components using script setup.
LicenseThe project was released as open source under the Apache license in April 2015.The project is published under the MIT license.
PurposeMuJava automatically generates mutants for Java programs for traditional method-level and class-level mutation testing.Mutineer is a mutation testing framework for JavaScript and TypeScript that changes source code and runs existing tests to reveal defects the tests miss.

Plans

MuJava

  • µJavaFree

MuJava pricing →

Mutineer

No plans published.

Mutineer pricing →

In their own words

MuJava

MuJava is a free, open-source tool for mutation testing of Java programs. It generates mutants for individual classes and packages, using 24 class-level operators as well as method-level operators, then runs tests against those mutants and evaluates mutation coverage. Tests must be JUnit test cases with public test classes and methods that call the classes under test; JUnit test suites are not supported. Equivalent mutants require manual identification, and the documentation says they typically make up 5% to 20% of mutants. Version 4 supports Java 1.6 language features, including generics, annotations, enumerations, varargs, enhanced for-each loops and static imports. Setup uses two JAR files and a configuration file, with Java CLASSPATH and PATH configuration. The documented workflow uses Java GUI applications; a command-line interface called muScript was released in March 2014, and an Eclipse plugin was created in 2007. The project is provided as-is, without guarantees of answers, repairs or improvements. It is available for Linux, macOS and Windows.

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Mutineer

Mutineer has no write-up on Specifiction yet; its figures are above.

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