JUnit 5 – Dynamic Tests

When it came to defining tests, JUnit 4 had a tremendous weakness: It had to happen at compile time. Now,…

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Java 9 Additions To Optional

Wow, people were really interested in Java 9’s additions to the Stream API. Want some more? Let’s look at ……

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Java 9 Additions To Stream

Java 9 is coming! And it is more than just Project Jigsaw. (I was surprised, too.) It is bringing a…

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How To Implement hashCode Correctly

So you’ve decided that identity isn’t enough for you and wrote a nice equals implementation? Great! But now you have…

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How To Implement equals Correctly

A fundamental aspect of any Java class is its definition of equality. It is determined by a class’s equals method…

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JUnit 5 – Conditions

We recently learned about JUnit’s new extension model and how it allows us to inject customized behavior into the test…

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A Doomed Code Review

I wrote this post for Disy’s Tech Blog. Check out the original here (with less swear words). There is also…

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JUnit 5 – Extension Model

We already know quite a lot about the next version of Java’s most ubiquitous testing framework. Let’s now look at…

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JUnit 5 – Architecture

Now that we know how to set JUnit 5 up and write some tests with it, let’s take a look…

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