| /* |
| * Copyright 2009 The Apache Software Foundation |
| * |
| * 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.hadoop.hbase.regionserver; |
| |
| import java.io.IOException; |
| |
| import junit.framework.TestCase; |
| import org.apache.hadoop.hbase.KeyValue; |
| import org.apache.hadoop.hbase.KeyValueTestUtil; |
| import org.apache.hadoop.hbase.util.Bytes; |
| |
| public class TestKeyValueScanFixture extends TestCase { |
| |
| |
| public void testKeyValueScanFixture() throws IOException { |
| KeyValue kvs[] = new KeyValue[]{ |
| KeyValueTestUtil.create("RowA", "family", "qf1", |
| 1, KeyValue.Type.Put, "value-1"), |
| KeyValueTestUtil.create("RowA", "family", "qf2", |
| 1, KeyValue.Type.Put, "value-2"), |
| KeyValueTestUtil.create("RowB", "family", "qf1", |
| 10, KeyValue.Type.Put, "value-10") |
| }; |
| KeyValueScanner scan = new KeyValueScanFixture( |
| KeyValue.COMPARATOR, kvs); |
| |
| // test simple things. |
| assertNull(scan.peek()); |
| KeyValue kv = KeyValue.createFirstOnRow(Bytes.toBytes("RowA")); |
| // should seek to this: |
| assertTrue(scan.seek(kv)); |
| KeyValue res = scan.peek(); |
| assertEquals(kvs[0], res); |
| |
| kv = KeyValue.createFirstOnRow(Bytes.toBytes("RowB")); |
| assertTrue(scan.seek(kv)); |
| res = scan.peek(); |
| assertEquals(kvs[2], res); |
| |
| // ensure we pull things out properly: |
| kv = KeyValue.createFirstOnRow(Bytes.toBytes("RowA")); |
| assertTrue(scan.seek(kv)); |
| assertEquals(kvs[0], scan.peek()); |
| assertEquals(kvs[0], scan.next()); |
| assertEquals(kvs[1], scan.peek()); |
| assertEquals(kvs[1], scan.next()); |
| assertEquals(kvs[2], scan.peek()); |
| assertEquals(kvs[2], scan.next()); |
| assertEquals(null, scan.peek()); |
| assertEquals(null, scan.next()); |
| } |
| } |