Spock's Unitils Module makes it possible to use Unitils together with Spock.
'org.spockframework:spock-unitils:1.0-groovy-2.4'
<dependency>
<groupId>org.spockframework</groupId>
<artifactId>spock-unitils</artifactId>
<version>1.0-groovy-2.4</version>
</dependency>
<dependency org="org.spockframework" name="spock-unitils" rev="1.0-groovy-2.4"/>
"org.spockframework", "spock-unitils", "1.0-groovy-2.4"