/** @throws Exception If failed. */ public void testMetaData() throws Exception { BinaryObjectBuilder builder = builder("org.test.MetaTest"); builder.hashCode(100); builder.setField("intField", 1); builder.setField("byteArrayField", new byte[] {1, 2, 3}); BinaryObject po = builder.build(); BinaryType meta = po.type(); assertEquals(expectedTypeName("org.test.MetaTest"), meta.typeName()); Collection<String> fields = meta.fieldNames(); assertEquals(2, fields.size()); assertTrue(fields.contains("intField")); assertTrue(fields.contains("byteArrayField")); assertEquals("int", meta.fieldTypeName("intField")); assertEquals("byte[]", meta.fieldTypeName("byteArrayField")); builder = builder("org.test.MetaTest"); builder.hashCode(100); builder.setField("intField", 2); builder.setField("uuidField", UUID.randomUUID()); po = builder.build(); meta = po.type(); assertEquals(expectedTypeName("org.test.MetaTest"), meta.typeName()); fields = meta.fieldNames(); assertEquals(3, fields.size()); assertTrue(fields.contains("intField")); assertTrue(fields.contains("byteArrayField")); assertTrue(fields.contains("uuidField")); assertEquals("int", meta.fieldTypeName("intField")); assertEquals("byte[]", meta.fieldTypeName("byteArrayField")); assertEquals("UUID", meta.fieldTypeName("uuidField")); }