project.getBaseClassLoaderScope() >> baseScope
        project.getOwner() >> projectState
        projectState.applyToMutableState(_) >> { Consumer consumer -> consumer.accept(project) }
    }

    def configuresProjectUsingBuildScript() {
        when:
        buildScriptProcessor.execute(project)

        then:
        1 * configurerFactory.create(scriptSource, scriptHandler, targetScope, baseScope, true) >> scriptPlugin