Java tutorial
/* * Copyright 2013 EK3 Technologies, Inc. * * Licensed 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 ei.ne.ke.cassandra.cql3; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertFalse; import static org.junit.Assert.assertNotNull; import static org.junit.Assert.assertTrue; import java.math.BigDecimal; import java.util.List; import java.util.Map; import java.util.Set; import java.util.UUID; import org.apache.commons.lang.RandomStringUtils; import org.junit.After; import org.junit.Before; import org.junit.Test; import org.junit.runner.RunWith; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.test.context.ContextConfiguration; import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; import ei.ne.ke.cassandra.cql3.example.SimpleEntity; import ei.ne.ke.cassandra.cql3.example.SimpleEntityRepository; import com.google.common.collect.Lists; import com.google.common.collect.Maps; import com.google.common.collect.Sets; import com.netflix.astyanax.AstyanaxContext; import com.netflix.astyanax.Keyspace; import com.netflix.astyanax.util.TimeUUIDUtils; @RunWith(SpringJUnit4ClassRunner.class) @ContextConfiguration("classpath:beans/astyanax-cql3-simple-repository-test.xml") public class AstyanaxCql3SimpleEntityRepositoryTest { private static final Logger LOGGER = LoggerFactory.getLogger(AstyanaxCql3SimpleEntityRepositoryTest.class); private static final String ENTITY1_ID = RandomStringUtils.randomAlphabetic(4); private static final String ENTITY2_ID = RandomStringUtils.randomAlphabetic(4); @Autowired private AstyanaxContext<Keyspace> keyspaceContext; @Autowired private SimpleEntityRepository repository; private SimpleEntity getEntity1() { SimpleEntity e = new SimpleEntity(); e.setTheKey(ENTITY1_ID); e.setaBigInt(0L); e.setaBoolean(Boolean.FALSE); e.setaDecimal(BigDecimal.ZERO); e.setaDouble(1.0d); e.setaFloat(1.0f); e.setAnInt(23); List<String> stringList = Lists.newArrayList("alpha", "beta"); e.setaListOfString(stringList); List<Integer> intList = Lists.newArrayList(23, 42); e.setaListOfInt(intList); Map<String, String> mapStringString = Maps.newHashMap(); mapStringString.put("super", "cali"); mapStringString.put("fragi", "listic"); e.setaMapOfStringToString(mapStringString); Map<Integer, String> mapIntString = Maps.newHashMap(); mapIntString.put(1, "one"); mapIntString.put(2, "two"); e.setaMapOfIntToString(mapIntString); Set<String> stringSet = Sets.newHashSet(); stringSet.add("foo"); stringSet.add("bar"); e.setaSetOfString(stringSet); Set<Integer> intSet = Sets.newHashSet(); intSet.add(1234); intSet.add(5678); e.setaSetOfInt(intSet); e.setaString("Pirate"); e.setaUuid(UUID.randomUUID()); return e; } private SimpleEntity getEntity2() { SimpleEntity e = new SimpleEntity(); e.setTheKey(ENTITY2_ID); e.setaBigInt(1L); e.setaBoolean(Boolean.TRUE); e.setaDecimal(BigDecimal.ONE); e.setaDouble(2.0d); e.setaFloat(2.0f); e.setAnInt(42); List<String> stringList = Lists.newArrayList("gamma", "delta"); e.setaListOfString(stringList); List<Integer> intList = Lists.newArrayList(27, 666); e.setaListOfInt(intList); Map<String, String> mapStringString = Maps.newHashMap(); mapStringString.put("hello", "world"); mapStringString.put("what's", "up"); e.setaMapOfStringToString(mapStringString); Map<Integer, String> mapIntString = Maps.newHashMap(); mapIntString.put(3, "three"); mapIntString.put(4, "four"); e.setaMapOfIntToString(mapIntString); Set<String> stringSet = Sets.newHashSet(); stringSet.add("baz"); stringSet.add("bat"); e.setaSetOfString(stringSet); Set<Integer> intSet = Sets.newHashSet(); intSet.add(4321); intSet.add(8765); e.setaSetOfInt(intSet); e.setaString("Ninja"); e.setaUuid(TimeUUIDUtils.getUniqueTimeUUIDinMillis()); return e; } @Before public void initializeContext() throws Exception { Cassandra.initialize(keyspaceContext.getClient()); } @After public void truncateTables() throws Exception { Cassandra.truncateTables(keyspaceContext.getClient()); } @Test public void testSave() { SimpleEntity entity = getEntity1(); repository.save(entity); assertTrue(repository.exists(ENTITY1_ID)); } @Test public void testFindOne() { SimpleEntity entity = getEntity1(); repository.save(entity); assertTrue(repository.exists(ENTITY1_ID)); SimpleEntity findOne = repository.findOne(ENTITY1_ID); assertNotNull(findOne); } @Test public void testDeleteByID() throws InterruptedException { SimpleEntity entity = getEntity1(); repository.save(entity); assertTrue(repository.exists(ENTITY1_ID)); repository.delete(ENTITY1_ID); assertFalse(repository.exists(ENTITY1_ID)); } @Test public void testDelete() throws InterruptedException { SimpleEntity entity = getEntity1(); repository.save(entity); assertTrue(repository.exists(ENTITY1_ID)); repository.delete(ENTITY1_ID); assertFalse(repository.exists(ENTITY1_ID)); } @Test public void testDeleteSet() throws InterruptedException { SimpleEntity user1 = getEntity1(); SimpleEntity user2 = getEntity2(); repository.save(user1); repository.save(user2); assertTrue(repository.exists(ENTITY1_ID)); assertTrue(repository.exists(ENTITY2_ID)); List<SimpleEntity> users = Lists.newArrayList(); users.add(user1); users.add(user2); repository.delete(users); assertFalse(repository.exists(ENTITY1_ID)); assertFalse(repository.exists(ENTITY2_ID)); } @Test public void testCount() throws InterruptedException { SimpleEntity user1 = getEntity1(); SimpleEntity user2 = getEntity2(); repository.save(user1); repository.save(user2); assertTrue(repository.exists(ENTITY1_ID)); assertTrue(repository.exists(ENTITY2_ID)); List<SimpleEntity> users = Lists.newArrayList(); users.add(user1); users.add(user2); assertEquals(2, repository.count()); repository.delete(users); assertFalse(repository.exists(ENTITY1_ID)); assertFalse(repository.exists(ENTITY2_ID)); } @Test public void testDeleteAll() throws InterruptedException { SimpleEntity user1 = getEntity1(); SimpleEntity user2 = getEntity2(); repository.save(user1); repository.save(user2); assertTrue(repository.exists(ENTITY1_ID)); assertTrue(repository.exists(ENTITY2_ID)); List<SimpleEntity> users = Lists.newArrayList(); users.add(user1); users.add(user2); assertEquals(2, repository.count()); repository.deleteAll(); assertEquals(0, repository.count()); } }