Java’s varargs are for unit tests

Posted on November 22, 2011 by Eric LEFEVRE-ARDANT 

At the Devoxx conference on Java last week, Joshua Bloch (of Sun and Google fame) argued during his talk “The Evolution of Java: Past, Present, and Future” that varargs are only “somewhat useful”. I think he is overlooking some usages, particularly in tests.

Varargs in Java are a way to specify a variable number of parameters in a methods. Check our this detailed post on how varargs can make your unit tests a lot more readable.

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