@Test
public void testListCol() throws IOException, InterruptedException {
MemStreamBuilder streamBuilder = new MemStreamBuilder("s");
streamBuilder.addField(new TypedField("a",
new NullableType(new ListType(Type.getPrimitive(Type.TypeName.INT)))));
streamBuilder.addField(new TypedField("b", Type.getNullable(Type.TypeName.INT)));
Event e = new EventImpl("1|2|3,4".getBytes());
streamBuilder.addEvent(e);
StreamSymbol stream = streamBuilder.build();