this.agentConf = agentConf;
    }

    /**
     * Unzips the resolved {@code org.jacoco.agent.jar} to retrieve the {@code jacocoagent.jar}.
     *
     * @return a file pointing to the {@code jacocoagent.jar}
     */
    public File getJar() {
        if (agentJar == null) {
            agentJar = fileOperations.zipTree(getAgentConf().getSingleFile()).filter(new Spec<File>() {

        where:
        plugin       | configuration
        'antlr'      | 'antlr'
        'codenarc'   | 'codenarc'
        'jacoco'     | 'jacocoAgent'
        'jacoco'     | 'jacocoAnt'
        'pmd'        | 'pmd'
        'checkstyle' | 'checkstyle'
        'scala'      | 'zinc'
        'war'        | 'providedRuntime'
        'war'        | 'providedCompile'

                }
                fs.delete(spec -> spec.delete(coverageFile));
            }
        }
    }

    private static class JacocoAgent implements CommandLineArgumentProvider, Named {

        private final JacocoTaskExtension jacoco;

        public JacocoAgent(JacocoTaskExtension jacoco) {
            this.jacoco = jacoco;
        }

        @Nullable
        @Optional
        @Nested

        buildFile << """
            dependencies {
                //downgrade version:
                jacocoAgent "org.jacoco:org.jacoco.agent:0.6.0.201210061924"
                jacocoAnt "org.jacoco:org.jacoco.ant:0.6.0.201210061924"
            }
        """

        succeeds("dependencies", "--configuration", "jacocoAgent")
        then:
        output.contains "org.jacoco:org.jacoco.agent:0.6.0.201210061924"

        when:

        expect:
        extension.asJvmArg == "-javaagent:${agent.jar.absolutePath}=append=true,inclnolocationclasses=false,dumponexit=true,output=file,jmx=false"
    }

    def 'supports jacocoagent with no jmx support'() {
        given:
        agent.supportsJmx() >> false
        agent.jar >> temporaryFolder.file('fakeagent.jar')
        task.getWorkingDir() >> temporaryFolder.file("workingDir")

        expect: