@Test
public void tupleSchema() {

    ArraySchema actual = (ArraySchema) SchemaLoader.load(get("tupleSchema"));
    assertFalse(actual.permitsAdditionalItems());
    assertNull(actual.getAllItemSchema());
    assertEquals(2, actual.getItemSchemas().size());
    assertEquals(BooleanSchema.INSTANCE, actual.getItemSchemas().get(0));
    assertEquals(NullSchema.INSTANCE, actual.getItemSchemas().get(1));
}