scope test_structure_IPersistenceInfo

set flag structure_debug.

sclass #Blubb is IPersistenceInfo {
  S a = "aa", b = "bb";
  
  public Map _persistenceInfo() { ret litmap("a", false); }
}

svoid test_structure_IPersistenceInfo() {
  S blubb = shortClassName(Blubb);
  
  // only b is serialized according to _persistenceInfo()
  assertEqualsVerbose(blubb + [[(b="bb")]], structure(new Blubb));
}

Began life as a copy of #1031526