What AI says about AssertJ

AssertJ is a Java library that provides fluent, readable assertions for tests. It includes a core assertion module and additional modules such as AssertJ Guava and AssertJ Joda Time, supports multiple Java versions and build tools (Maven, Gradle), and offers extensive documentation, examples, and migration guides. It also features convenient entry points (the Assertions class), IDE support, soft assertions, and customization options for representations and assertions.