hasSystemProperty('mySystemProperty', 'newValue')
    }

    def "JVM arguments have precedence over system properties"() {
        when:
        runTask {
            withSystemProperties('customKey' : 'syspropValue')
            addJvmArguments('-DcustomKey=jvmargValue')
        }

        then:
        hasSystemProperty('customKey', 'jvmargValue')
    }

    def "Cannot modify immutable system properties"() {