| /** |
| * |
| * 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.hbase.archetypes.exemplars.client; |
| |
| import java.io.IOException; |
| import org.apache.hadoop.hbase.HBaseTestingUtility; |
| import org.apache.hadoop.hbase.NamespaceDescriptor; |
| import org.apache.hadoop.hbase.client.Admin; |
| import org.apache.hadoop.hbase.client.Get; |
| import org.apache.hadoop.hbase.client.Put; |
| import org.apache.hadoop.hbase.client.Result; |
| import org.apache.hadoop.hbase.client.Table; |
| import org.apache.hadoop.hbase.testclassification.MediumTests; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.junit.AfterClass; |
| import static org.junit.Assert.assertEquals; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| /** |
| * Unit testing for HelloHBase. |
| */ |
| @Category(MediumTests.class) |
| public class TestHelloHBase { |
| |
| private static final HBaseTestingUtility TEST_UTIL |
| = new HBaseTestingUtility(); |
| |
| @BeforeClass |
| public static void beforeClass() throws Exception { |
| TEST_UTIL.startMiniCluster(1); |
| } |
| |
| @AfterClass |
| public static void afterClass() throws Exception { |
| TEST_UTIL.shutdownMiniCluster(); |
| } |
| |
| @Test |
| public void testNamespaceExists() throws Exception { |
| final String NONEXISTENT_NAMESPACE = "xyzpdq_nonexistent"; |
| final String EXISTING_NAMESPACE = "pdqxyz_myExistingNamespace"; |
| boolean exists; |
| Admin admin = TEST_UTIL.getHBaseAdmin(); |
| |
| exists = HelloHBase.namespaceExists(admin, NONEXISTENT_NAMESPACE); |
| assertEquals("#namespaceExists failed: found nonexistent namespace.", |
| false, exists); |
| |
| admin.createNamespace |
| (NamespaceDescriptor.create(EXISTING_NAMESPACE).build()); |
| exists = HelloHBase.namespaceExists(admin, EXISTING_NAMESPACE); |
| assertEquals("#namespaceExists failed: did NOT find existing namespace.", |
| true, exists); |
| admin.deleteNamespace(EXISTING_NAMESPACE); |
| } |
| |
| @Test |
| public void testCreateNamespaceAndTable() throws Exception { |
| Admin admin = TEST_UTIL.getHBaseAdmin(); |
| HelloHBase.createNamespaceAndTable(admin); |
| |
| boolean namespaceExists |
| = HelloHBase.namespaceExists(admin, HelloHBase.MY_NAMESPACE_NAME); |
| assertEquals("#createNamespaceAndTable failed to create namespace.", |
| true, namespaceExists); |
| |
| boolean tableExists = admin.tableExists(HelloHBase.MY_TABLE_NAME); |
| assertEquals("#createNamespaceAndTable failed to create table.", |
| true, tableExists); |
| |
| admin.disableTable(HelloHBase.MY_TABLE_NAME); |
| admin.deleteTable(HelloHBase.MY_TABLE_NAME); |
| admin.deleteNamespace(HelloHBase.MY_NAMESPACE_NAME); |
| } |
| |
| @Test |
| public void testPutRowToTable() throws IOException { |
| Admin admin = TEST_UTIL.getHBaseAdmin(); |
| admin.createNamespace |
| (NamespaceDescriptor.create(HelloHBase.MY_NAMESPACE_NAME).build()); |
| Table table |
| = TEST_UTIL.createTable |
| (HelloHBase.MY_TABLE_NAME, HelloHBase.MY_COLUMN_FAMILY_NAME); |
| |
| HelloHBase.putRowToTable(table); |
| Result row = table.get(new Get(HelloHBase.MY_ROW_ID)); |
| assertEquals("#putRowToTable failed to store row.", false, row.isEmpty()); |
| |
| TEST_UTIL.deleteTable(HelloHBase.MY_TABLE_NAME); |
| admin.deleteNamespace(HelloHBase.MY_NAMESPACE_NAME); |
| } |
| |
| @Test |
| public void testDeleteRow() throws IOException { |
| Admin admin = TEST_UTIL.getHBaseAdmin(); |
| admin.createNamespace |
| (NamespaceDescriptor.create(HelloHBase.MY_NAMESPACE_NAME).build()); |
| Table table |
| = TEST_UTIL.createTable |
| (HelloHBase.MY_TABLE_NAME, HelloHBase.MY_COLUMN_FAMILY_NAME); |
| |
| table.put(new Put(HelloHBase.MY_ROW_ID). |
| addColumn(HelloHBase.MY_COLUMN_FAMILY_NAME, |
| HelloHBase.MY_FIRST_COLUMN_QUALIFIER, |
| Bytes.toBytes("xyz"))); |
| HelloHBase.deleteRow(table); |
| Result row = table.get(new Get(HelloHBase.MY_ROW_ID)); |
| assertEquals("#deleteRow failed to delete row.", true, row.isEmpty()); |
| |
| TEST_UTIL.deleteTable(HelloHBase.MY_TABLE_NAME); |
| admin.deleteNamespace(HelloHBase.MY_NAMESPACE_NAME); |
| } |
| } |