FEST Assertions Module has moved to Github !
Check this page :https://github.com/alexruiz/fest-assert-2.x/wiki
The documentation below is for Fest 1.x which is no more maintained, we are focusing our effort to the 2.x version !
If JUnit 4 (or greater) is in the classpath, failures of
ComparisonFailure instead of the default
This feature can be useful when using tools that have special support for this exception. For example, Eclipse provides a nice GUI that shows the differences between the expected and actual String values: