| package org.apache.cassandra.db.marshal; |
| /* |
| * |
| * 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. |
| * |
| */ |
| |
| import org.apache.cassandra.serializers.*; |
| import org.apache.cassandra.utils.Hex; |
| import org.apache.cassandra.utils.UUIDGen; |
| import org.junit.Test; |
| |
| import java.math.BigInteger; |
| import java.nio.ByteBuffer; |
| import java.nio.charset.StandardCharsets; |
| import java.util.UUID; |
| |
| public class RoundTripTest |
| { |
| @Test |
| public void testInteger() |
| { |
| BigInteger bi = new BigInteger("1"); |
| assert bi.intValue() == 1; |
| assert IntegerType.instance.getString(IntegerType.instance.fromString("1")).equals("1"); |
| assert IntegerType.instance.fromString(IntegerType.instance.getString(ByteBuffer.wrap(bi.toByteArray()))) |
| .equals(ByteBuffer.wrap(bi.toByteArray())); |
| assert IntegerType.instance.compose(ByteBuffer.wrap(bi.toByteArray())).equals(bi); |
| assert IntegerSerializer.instance.toString(bi).equals("1"); |
| } |
| |
| @Test |
| public void testLong() |
| { |
| byte[] v = new byte[]{0,0,0,0,0,0,0,1}; |
| assert LongType.instance.getString(LongType.instance.fromString("1")).equals("1"); |
| assert LongType.instance.fromString(LongType.instance.getString(ByteBuffer.wrap(v))) |
| .equals(ByteBuffer.wrap(v)); |
| assert LongType.instance.compose(ByteBuffer.wrap(v)) == 1L; |
| assert LongSerializer.instance.toString(1L).equals("1"); |
| } |
| |
| @Test |
| public void intLong() |
| { |
| byte[] v = new byte[]{0,0,0,1}; |
| assert Int32Type.instance.getString(Int32Type.instance.fromString("1")).equals("1"); |
| assert Int32Type.instance.fromString(Int32Type.instance.getString(ByteBuffer.wrap(v))) |
| .equals(ByteBuffer.wrap(v)); |
| assert Int32Type.instance.compose(ByteBuffer.wrap(v)) == 1; |
| assert Int32Serializer.instance.toString(1).equals("1"); |
| } |
| |
| @Test |
| public void testAscii() throws Exception |
| { |
| byte[] abc = "abc".getBytes(StandardCharsets.US_ASCII); |
| assert AsciiType.instance.getString(AsciiType.instance.fromString("abc")).equals("abc"); |
| assert AsciiType.instance.fromString(AsciiType.instance.getString(ByteBuffer.wrap(abc))) |
| .equals(ByteBuffer.wrap(abc)); |
| assert AsciiType.instance.compose(ByteBuffer.wrap(abc)).equals("abc"); |
| assert AsciiSerializer.instance.toString("abc").equals("abc"); |
| } |
| |
| @Test |
| public void testBytes() |
| { |
| byte[] v = new byte[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}; |
| assert BytesType.instance.compose(ByteBuffer.wrap(v)).equals(ByteBuffer.wrap(v)); |
| assert BytesSerializer.instance.toString(ByteBuffer.wrap(v)).equals(Hex.bytesToHex(v)); |
| } |
| |
| @Test |
| public void testLexicalUUID() |
| { |
| UUID uuid = UUIDGen.getTimeUUID(); |
| assert LexicalUUIDType.instance.fromString(LexicalUUIDType.instance.getString(ByteBuffer.wrap(UUIDGen.decompose(uuid)))) |
| .equals(ByteBuffer.wrap(UUIDGen.decompose(uuid))); |
| assert LexicalUUIDType.instance.compose(ByteBuffer.wrap(UUIDGen.decompose(uuid))).equals(uuid); |
| assert UUIDSerializer.instance.toString(uuid).equals(uuid.toString()); |
| } |
| |
| @Test |
| public void testTimeUUID() |
| { |
| UUID uuid = UUIDGen.getTimeUUID(); |
| assert TimeUUIDType.instance.getString(TimeUUIDType.instance.fromString(uuid.toString())) |
| .equals(uuid.toString()); |
| assert TimeUUIDType.instance.fromString(TimeUUIDType.instance.getString(ByteBuffer.wrap(UUIDGen.decompose(uuid)))) |
| .equals(ByteBuffer.wrap(UUIDGen.decompose(uuid))); |
| assert TimeUUIDType.instance.compose(ByteBuffer.wrap(UUIDGen.decompose(uuid))).equals(uuid); |
| |
| assert uuid.equals(TimeUUIDType.instance.compose(TimeUUIDType.instance.fromString(uuid.toString()))); |
| assert UUIDSerializer.instance.toString(uuid).equals(uuid.toString()); |
| } |
| |
| @Test |
| public void testUtf8() throws Exception |
| { |
| String v = "\u2297\u5432\u2376\u263d\uf543"; |
| assert UTF8Type.instance.getString(UTF8Type.instance.fromString(v)).equals(v); |
| assert UTF8Type.instance.fromString(UTF8Type.instance.getString(ByteBuffer.wrap(v.getBytes(StandardCharsets.UTF_8)))) |
| .equals(ByteBuffer.wrap(v.getBytes(StandardCharsets.UTF_8))); |
| assert UTF8Type.instance.compose(ByteBuffer.wrap(v.getBytes(StandardCharsets.UTF_8))).equals(v); |
| assert UTF8Serializer.instance.toString(v).equals(v); |
| } |
| } |