%description:
Test that the system module's display string gets set properly.

Cases during display string merging:
 add tag
 add tagarg
 set (overwrite) tagarg
 delete (unset) tagarg


%file: test.ned

import testlib.Dump;

network Base {
    @display("aa=aaa1,aaa2,,aaa4,aaa5;bb=bbb1,bbb2;cc=CCC1");
}

network Derived extends Base {
    @display("dd=DDD1,,DDD3");  // add
}

network Derived2 extends Derived {
    @display("aa=,,,,,AAA6,AAA7;bb=,,BBB3,BBB4");  // add tagargs
}

network Derived3 extends Derived2 {
    @display("aa=AAA1,,,AAA4;bb=,BBB2");  // overwrite tagarg
}

network Test extends Derived3 {
    @display("aa=-;bb=,,,-;cc=-");  // delete tagarg
  submodules:
    dump: Dump;
}


%contains: stdout
module Test: Test {
    parameters:
        @isNetwork
        @display(dd=DDD1,,DDD3;aa=,aaa2,,AAA4,aaa5,AAA6,AAA7;bb=bbb1,BBB2,BBB3)
    submodules:
}