Java Tips and Tricks
Bruno AlvesLet's talk about Java Tips and Tricks and news around the Java World
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 30 | Subscribers | Read | javatipsandtricks.substack.com |
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Tip #5: Avoid return null for collections
You can adopt for everything: If you can create a different return than null, do it. Avoid NullPointerExceptions, and extra validations.
Tip #4: Use @Tag annotation in your JUnit tests
If you are using JUnit5, try to add @Tag annotation in your tests. You can configure your pipeline to use it, and skip or run your custom tags. Start with @Tag(“IntegrationTests”), and build a test suit using JUnit, or use your build tool l...
Tip #3: Don't use assertions
Have you ever used or saw this peace of code in a Java program?
Tip #2: Use @ParameterizedTest to test different inputs
If you need to create the same test with different inputs, use the @ParameterizedTest annotation and let JUnit do the work for you.
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