final String name1 = "Nouvelle_Triangulation_Francaise_Paris";
final String name2 = "D_NTF";
final String name3 = "NTF (Paris meridian)";
final Ellipsoid ellipsoid = DefaultEllipsoid.WGS84;
final PrimeMeridian meridian = DefaultPrimeMeridian.GREENWICH;
DatumFactory factory = new ReferencingObjectFactory();
final Map<String,?> properties = Collections.singletonMap("name", name1);
GeodeticDatum datum = factory.createGeodeticDatum(properties, ellipsoid, meridian);
assertTrue(datum.getAlias().isEmpty());
for (int i=0; i<3; i++) {
switch (i) {
case 0: factory = new DatumAliases(factory); break;
case 1: factory = ReferencingFactoryFinder.getDatumFactory(null); break;
case 2: ((DatumAliases) factory).freeUnused(); break;
default: throw new AssertionError(); // Should not occurs.
}
final String pass = "Pass #"+i;
datum = factory.createGeodeticDatum(properties, ellipsoid, meridian);
final GenericName[] aliases = datum.getAlias().toArray(new GenericName[0]);
assertEquals(pass, 4, aliases.length);
assertEquals(pass, name0, aliases[0].tip().toString());
assertEquals(pass, name1, aliases[1].tip().toString());
assertEquals(pass, name2, aliases[2].tip().toString());
assertEquals(pass, name3, aliases[3].tip().toString());
assertTrue (pass, aliases[0] instanceof ScopedName);
assertTrue (pass, aliases[1] instanceof ScopedName);
assertTrue (pass, aliases[2] instanceof ScopedName);
assertTrue (pass, aliases[3] instanceof ScopedName);
}
datum = factory.createGeodeticDatum(Collections.singletonMap("name", "Tokyo"), ellipsoid, meridian);
Collection<GenericName> aliases = datum.getAlias();
assertEquals(4, aliases.size());
((DatumAliases) factory).freeUnused();
datum = factory.createGeodeticDatum(Collections.singletonMap("name", "_toKyo _"), ellipsoid, meridian);
assertEquals(4, datum.getAlias().size());
assertTrue(aliases.equals(datum.getAlias()));
datum = factory.createGeodeticDatum(Collections.singletonMap("name", "D_Tokyo"), ellipsoid, meridian);
assertEquals(4, datum.getAlias().size());
datum = factory.createGeodeticDatum(Collections.singletonMap("name", "Luxembourg 1930"), ellipsoid, meridian);
assertEquals(3, datum.getAlias().size());
datum = factory.createGeodeticDatum(Collections.singletonMap("name", "Dummy"), ellipsoid, meridian);
assertTrue("Non existing datum should have no alias.", datum.getAlias().isEmpty());
datum = factory.createGeodeticDatum(Collections.singletonMap("name", "WGS 84"), ellipsoid, meridian);
assertTrue (AbstractIdentifiedObject.nameMatches(datum, "WGS 84"));
assertTrue (AbstractIdentifiedObject.nameMatches(datum, "WGS_1984"));
assertTrue (AbstractIdentifiedObject.nameMatches(datum, "World Geodetic System 1984"));
assertFalse(AbstractIdentifiedObject.nameMatches(datum, "WGS 72"));
}