when:
        def result = dependencyConstraintHandler.someConf("someNotation", "someOther")

        then:
        result == null

        and:
        1 * dependencyConstraintFactory.createDependencyConstraint("someNotation") >> constraint1
        1 * dependencyConstraintFactory.createDependencyConstraint("someOther") >> constraint2
        1 * dependencyConstraintSet.add(constraint1)

        when:
        def result = dependencyHandler.someConf("someNotation", "someOther")

        then:
        result == null

        and:
        1 * dependencyFactory.createDependency("someNotation") >> dependency1
        1 * dependencyFactory.createDependency("someOther") >> dependency2
        1 * dependencySet.add(dependency1)
        1 * dependencySet.add(dependency2)
    }

        this.instantiator = instantiator;
    }

    @Override
    public void describe(DiagnosticsVisitor visitor) {
        visitor.candidate("FileCollections").example("files('some.jar', 'someOther.jar')");
    }

    @Override
    public void convert(FileCollection notation, NotationConvertResult<? super FileCollectionDependency> result) throws TypeConversionException {

		buildHTTPService("test-private-2.com", visibility.Private, "9.9.9.10", "not-default", 60),
		buildHTTPService("test-headless.com", visibility.Public, wildcardIP, "not-default", 8888),
		buildHTTPService("test-headless-someother.com", visibility.Public, wildcardIP, "some-other-ns", 8888),
		buildHTTPService("a.test1.wildcard.com", visibility.Public, wildcardIP, "default", 8888),