The term assert is a Java keyword that was introduced into the language with the JDK 1.4 release in February 2002. Java's assert keyword is unique in two very interesting ways: The Java assert is ...

Assertions are a fairly simple construct added to the soon-to-be released J2SE (Java 2 Platform, Standard Edition) 1.4. As a basic description, an assertion specifies a boolean-typed expression a ...

You probably have used assertion methods when unit testing through frameworks like JUnit or third-party assertion libraries like AssertJ. But, do you know that Java has a built-in assert mechanism? If ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

Regular JUnit assert output is suppressed in favor of the more descriptive diagram. Regular Hamcrest assert output is suppressed in favor of the more descriptive diagram, however, the Matcher itself ...

Developers make assumptions about how our code will behave when executed, but we’re not always right. Without certainty, it is challenging to write programs that work correctly at runtime. Java ...

creator and the consumer about the functioning of the application. Assertions provide a mechanism for implementing the design-by-contract principal. Assertions were introduced in early programming ...

The Object Oriented paradigm is influenced by the design by contract principal, wherein, the creator and the consumer mutually agree to follow certain rules. The design by contract theory states that ...