Tag Archives: JUnit

Parameterized unit tests in JUnit

Sometimes you may want to execute a series of tests which differ only by input values and expected results. Instead of writing each test separately, it is much better to abstract the actual tests into a single class and provide … Continue reading

Posted in Java, Software development practices | Tagged , , | 2 Comments

Using JUnit, JaCoCo and Maven for code coverage

JaCoCo is quite a new tool for measuring and reporting code coverage with full support for Java 7. Currently it supports instruction, branch, line, method and class coverage which is pretty anything you can expect from this kind of tool. … Continue reading

Posted in Code coverage, Java, Maven, Software development practices | Tagged , , , , , | 3 Comments

Assertions on Android

If you program in Java on Android, you know that Android has its own virtual machine called DalvikVM which is not compatible with JVM from Oracle. In fact, the difference is so big that you cannot run plain Java application … Continue reading

Posted in Defensive programming, Java, Software development practices | Tagged , , , , , | 4 Comments

Test driven development

Test driven development is an important and valued part of agile practices. In test driven  development (in short TDD) developers first write tests for new functionality (e.g. a class) and later they implement it. The order is crucial and I … Continue reading

Posted in Java, Software development practices | Tagged , , , , | 2 Comments