private static final String WAGON_TRANSPORTER_PRIORITY_KEY = "aether.priority.WagonTransporterFactory";

    private static final String APACHE_HTTP_TRANSPORTER_PRIORITY_KEY = "aether.priority.ApacheTransporterFactory";

    private static final String JDK_HTTP_TRANSPORTER_PRIORITY_KEY = "aether.priority.JdkTransporterFactory";

        assertEquals(String.valueOf(Float.MAX_VALUE), configProperties.get("aether.priority.FileTransporterFactory"));
        assertEquals(String.valueOf(Float.MAX_VALUE), configProperties.get("aether.priority.ApacheTransporterFactory"));
        properties.remove("maven.resolver.transport");

        // wagon
        properties.setProperty("maven.resolver.transport", "wagon");
        request.setSystemProperties(properties);