+ <dependency>
+ <groupId>org.assertj</groupId>
+ <artifactId>assertj-core</artifactId>
+ <version>3.9.0</version>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.assertj</groupId>
+ <artifactId>assertj-guava</artifactId>
+ <version>3.1.0</version>
+ <scope>test</scope>
+ </dependency>