| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.avro.generic; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.apache.avro.AvroRuntimeException; |
| import org.apache.avro.Schema; |
| import org.apache.avro.Schema.Field; |
| import org.apache.avro.Schema.Type; |
| import org.apache.avro.generic.GenericData.Record; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** |
| * Unit test for the GenericRecordBuilder class. |
| */ |
| public class TestGenericRecordBuilder { |
| @Test |
| public void testGenericBuilder() { |
| Schema schema = recordSchema(); |
| GenericRecordBuilder builder = new GenericRecordBuilder(schema); |
| |
| // Verify that builder has no fields set after initialization: |
| for (Field field : schema.getFields()) { |
| Assert.assertFalse("RecordBuilder should not have field " + field.name(), |
| builder.has(field.name())); |
| Assert.assertNull("Field " + field.name() + " should be null", |
| builder.get(field.name())); |
| } |
| |
| // Set field in builder: |
| builder.set("intField", 1); |
| List<String> anArray = Arrays.asList(new String[] { "one", "two", "three" }); |
| builder.set("anArray", anArray); |
| Assert.assertTrue("anArray should be set", builder.has("anArray")); |
| Assert.assertEquals(anArray, builder.get("anArray")); |
| Assert.assertFalse("id should not be set", builder.has("id")); |
| Assert.assertNull(builder.get("id")); |
| |
| // Build the record, and verify that fields are set: |
| Record record = builder.build(); |
| Assert.assertEquals(new Integer(1), record.get("intField")); |
| Assert.assertEquals(anArray, record.get("anArray")); |
| Assert.assertNotNull(record.get("id")); |
| Assert.assertEquals("0", record.get("id").toString()); |
| |
| // Test copy constructors: |
| Assert.assertEquals(builder, new GenericRecordBuilder(builder)); |
| Assert.assertEquals(record, new GenericRecordBuilder(record).build()); |
| |
| // Test clear: |
| builder.clear("intField"); |
| Assert.assertFalse(builder.has("intField")); |
| Assert.assertNull(builder.get("intField")); |
| } |
| |
| @Test(expected=org.apache.avro.AvroRuntimeException.class) |
| public void attemptToSetNonNullableFieldToNull() { |
| new GenericRecordBuilder(recordSchema()).set("intField", null); |
| } |
| |
| @Test(expected=org.apache.avro.AvroRuntimeException.class) |
| public void buildWithoutSettingRequiredFields1() { |
| new GenericRecordBuilder(recordSchema()).build(); |
| } |
| |
| @Test() |
| public void buildWithoutSettingRequiredFields2() { |
| try { |
| new GenericRecordBuilder(recordSchema()). |
| set("anArray", Arrays.asList(new String[] { "one" })). |
| build(); |
| Assert.fail("Should have thrown " + |
| AvroRuntimeException.class.getCanonicalName()); |
| } catch (AvroRuntimeException e) { |
| Assert.assertTrue(e.getMessage().contains("intField")); |
| } |
| } |
| |
| /** Creates a test record schema */ |
| private static Schema recordSchema() { |
| List<Field> fields = new ArrayList<Field>(); |
| fields.add(new Field("id", Schema.create(Type.STRING), null, "0")); |
| fields.add(new Field("intField", Schema.create(Type.INT), null, null)); |
| fields.add(new Field("anArray", Schema.createArray(Schema.create(Type.STRING)), null, null)); |
| fields.add(new Field("optionalInt", Schema.createUnion |
| (Arrays.asList(Schema.create(Type.NULL), |
| Schema.create(Type.INT))), |
| null, Schema.NULL_VALUE)); |
| Schema schema = Schema.createRecord("Foo", "test", "mytest", false); |
| schema.setFields(fields); |
| return schema; |
| } |
| } |