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/tests/com/google/appengine/datanucleus/jpa/JPAInsertionTest.java

http://datanucleus-appengine.googlecode.com/
Java | 116 lines | 86 code | 12 blank | 18 comment | 0 complexity | fb4cb082595a659e8bb84b234ea34909 MD5 | raw file
  1/**********************************************************************
  2Copyright (c) 2009 Google Inc.
  3
  4Licensed under the Apache License, Version 2.0 (the "License");
  5you may not use this file except in compliance with the License.
  6You may obtain a copy of the License at
  7
  8http://www.apache.org/licenses/LICENSE-2.0
  9
 10Unless required by applicable law or agreed to in writing, software
 11distributed under the License is distributed on an "AS IS" BASIS,
 12WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 13See the License for the specific language governing permissions and
 14limitations under the License.
 15**********************************************************************/
 16package com.google.appengine.datanucleus.jpa;
 17
 18import com.google.appengine.api.datastore.Entity;
 19import com.google.appengine.api.datastore.EntityNotFoundException;
 20import com.google.appengine.api.datastore.KeyFactory;
 21import com.google.appengine.datanucleus.test.jpa.Book;
 22import com.google.appengine.datanucleus.test.jpa.HasKeyPkJPA;
 23
 24
 25/**
 26 * @author Max Ross <maxr@google.com>
 27 */
 28public class JPAInsertionTest extends JPATestCase {
 29
 30  public void testSimpleInsert() throws EntityNotFoundException {
 31    Book b1 = new Book();
 32    b1.setAuthor("jimmy");
 33    b1.setIsbn("isbn");
 34    b1.setTitle("the title");
 35    assertNull(b1.getId());
 36    beginTxn();
 37    em.persist(b1);
 38    assertNull(b1.getId());
 39    commitTxn();
 40    assertNotNull(b1.getId());
 41    Entity entity = ds.get(KeyFactory.stringToKey(b1.getId()));
 42    assertNotNull(entity);
 43    assertEquals("jimmy", entity.getProperty("author"));
 44    assertEquals("isbn", entity.getProperty("isbn"));
 45    assertEquals("the title", entity.getProperty("title"));
 46    assertEquals(Book.class.getSimpleName(), entity.getKind());
 47  }
 48
 49  public void testSimpleInsert_Merge() throws EntityNotFoundException {
 50    Book b1 = new Book();
 51    b1.setAuthor("jimmy");
 52    b1.setIsbn("isbn");
 53    b1.setTitle("the title");
 54    assertNull(b1.getId());
 55    beginTxn();
 56    em.merge(b1);
 57    commitTxn();
 58    assertNotNull(b1.getId());
 59    Entity entity = ds.get(KeyFactory.stringToKey(b1.getId()));
 60    assertNotNull(entity);
 61    assertEquals("jimmy", entity.getProperty("author"));
 62    assertEquals("isbn", entity.getProperty("isbn"));
 63    assertEquals("the title", entity.getProperty("title"));
 64    assertEquals(Book.class.getSimpleName(), entity.getKind());
 65  }
 66
 67  public void testSimpleInsertWithNamedKey() throws EntityNotFoundException {
 68    Book b1 = new Book("named key");
 69    b1.setAuthor("jimmy");
 70    b1.setIsbn("isbn");
 71    b1.setTitle("the title");
 72    beginTxn();
 73    em.persist(b1);
 74    commitTxn();
 75    assertEquals("named key", KeyFactory.stringToKey(b1.getId()).getName());
 76    Entity entity = ds.get(KeyFactory.stringToKey(b1.getId()));
 77    assertNotNull(entity);
 78    assertEquals("jimmy", entity.getProperty("author"));
 79    assertEquals("isbn", entity.getProperty("isbn"));
 80    assertEquals("the title", entity.getProperty("title"));
 81    assertEquals(Book.class.getSimpleName(), entity.getKind());
 82    assertEquals("named key", entity.getKey().getName());
 83  }
 84
 85  public void testInsertWithKeyPk() {
 86    HasKeyPkJPA hk = new HasKeyPkJPA();
 87
 88    beginTxn();
 89    em.persist(hk);
 90    commitTxn();
 91
 92    assertNotNull(hk.getId());
 93    assertNull(hk.getAncestorId());
 94  }
 95
 96  public void testInsertWithNamedKeyPk() {
 97    HasKeyPkJPA hk = new HasKeyPkJPA();
 98    hk.setId(KeyFactory.createKey(HasKeyPkJPA.class.getSimpleName(), "name"));
 99    beginTxn();
100    em.persist(hk);
101    commitTxn();
102
103    assertNotNull(hk.getId());
104    assertEquals("name", hk.getId().getName());
105  }
106
107  public void testInsertWithFlushBeforeCommit() {
108    Book b1 = new Book();
109    beginTxn();
110    em.persist(b1);
111    assertNull(b1.getId());
112    em.flush();
113    assertNotNull(b1.getId());
114    commitTxn();
115  }
116}