assertEquals(2, seq1.containedParsersCount());
JsonParserSequence seq2 = JsonParserSequence.createFlattened(buf3.asParser(), buf4.asParser());
assertEquals(2, seq2.containedParsersCount());
JsonParserSequence combo = JsonParserSequence.createFlattened(seq1, seq2);
// should flatten it to have 4 underlying parsers
assertEquals(4, combo.containedParsersCount());
assertToken(JsonToken.START_ARRAY, combo.nextToken());
assertToken(JsonToken.VALUE_STRING, combo.nextToken());
assertEquals("a", combo.getText());
assertToken(JsonToken.VALUE_NUMBER_INT, combo.nextToken());