| /** |
| * 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.pulsar.client.impl.schema; |
| |
| import static java.nio.charset.StandardCharsets.US_ASCII; |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| import static org.testng.Assert.assertEquals; |
| import static org.testng.Assert.assertFalse; |
| import static org.testng.Assert.assertNotEquals; |
| import static org.testng.Assert.assertTrue; |
| import static org.testng.internal.junit.ArrayAsserts.assertArrayEquals; |
| |
| import java.nio.charset.Charset; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import io.netty.buffer.ByteBuf; |
| import io.netty.buffer.ByteBufAllocator; |
| import org.apache.pulsar.common.schema.SchemaInfo; |
| import org.apache.pulsar.common.schema.SchemaType; |
| import org.testng.annotations.DataProvider; |
| import org.testng.annotations.Test; |
| |
| /** |
| * Unit test {@link StringSchema}. |
| */ |
| public class StringSchemaTest { |
| |
| @Test |
| public void testUtf8Charset() { |
| StringSchema schema = new StringSchema(); |
| SchemaInfo si = schema.getSchemaInfo(); |
| assertFalse(si.getProperties().containsKey(StringSchema.CHARSET_KEY)); |
| |
| String myString = "my string for test"; |
| byte[] data = schema.encode(myString); |
| assertArrayEquals(data, myString.getBytes(UTF_8)); |
| |
| String decodedString = schema.decode(data); |
| assertEquals(decodedString, myString); |
| |
| ByteBuf byteBuf = ByteBufAllocator.DEFAULT.buffer(data.length); |
| byteBuf.writeBytes(data); |
| |
| assertEquals(schema.decode(byteBuf), myString); |
| } |
| |
| @Test |
| public void testAsciiCharset() { |
| StringSchema schema = new StringSchema(US_ASCII); |
| SchemaInfo si = schema.getSchemaInfo(); |
| assertTrue(si.getProperties().containsKey(StringSchema.CHARSET_KEY)); |
| assertEquals( |
| si.getProperties().get(StringSchema.CHARSET_KEY), |
| US_ASCII.name() |
| ); |
| |
| String myString = "my string for test"; |
| byte[] data = schema.encode(myString); |
| assertArrayEquals(data, myString.getBytes(US_ASCII)); |
| |
| String decodedString = schema.decode(data); |
| assertEquals(decodedString, myString); |
| |
| ByteBuf byteBuf = ByteBufAllocator.DEFAULT.buffer(data.length); |
| byteBuf.writeBytes(data); |
| |
| assertEquals(schema.decode(byteBuf), myString); |
| } |
| |
| @Test |
| public void testSchemaInfoWithoutCharset() { |
| SchemaInfo si = new SchemaInfoImpl() |
| .setName("test-schema-info-without-charset") |
| .setType(SchemaType.STRING) |
| .setSchema(new byte[0]) |
| .setProperties(Collections.emptyMap()); |
| StringSchema schema = StringSchema.fromSchemaInfo(si); |
| |
| String myString = "my string for test"; |
| byte[] data = schema.encode(myString); |
| assertArrayEquals(data, myString.getBytes(UTF_8)); |
| |
| String decodedString = schema.decode(data); |
| assertEquals(decodedString, myString); |
| |
| ByteBuf byteBuf = ByteBufAllocator.DEFAULT.buffer(data.length); |
| byteBuf.writeBytes(data); |
| assertEquals(schema.decode(byteBuf), myString); |
| } |
| |
| @DataProvider(name = "charsets") |
| public Object[][] charsets() { |
| return new Object[][] { |
| { |
| UTF_8 |
| }, |
| { |
| US_ASCII |
| } |
| }; |
| } |
| |
| @Test(dataProvider = "charsets") |
| public void testSchemaInfoWithCharset(Charset charset) { |
| Map<String, String> properties = new HashMap<>(); |
| properties.put(StringSchema.CHARSET_KEY, charset.name()); |
| SchemaInfo si = new SchemaInfoImpl() |
| .setName("test-schema-info-without-charset") |
| .setType(SchemaType.STRING) |
| .setSchema(new byte[0]) |
| .setProperties(properties); |
| StringSchema schema = StringSchema.fromSchemaInfo(si); |
| |
| String myString = "my string for test"; |
| byte[] data = schema.encode(myString); |
| assertArrayEquals(data, myString.getBytes(charset)); |
| |
| String decodedString = schema.decode(data); |
| assertEquals(decodedString, myString); |
| |
| ByteBuf byteBuf = ByteBufAllocator.DEFAULT.buffer(data.length); |
| byteBuf.writeBytes(data); |
| |
| assertEquals(schema.decode(byteBuf), myString); |
| } |
| |
| } |