| /* |
| * 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.beam.sdk.io.aws.dynamodb; |
| |
| import com.amazonaws.services.dynamodbv2.model.AttributeValue; |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.nio.charset.StandardCharsets; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import org.apache.beam.vendor.guava.v20_0.com.google.common.collect.ImmutableList; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** Unit test cases for each type of AttributeValue to test encoding and decoding. */ |
| public class AttributeValueCoderTest { |
| |
| @Test |
| public void shouldPassForStringType() throws IOException { |
| AttributeValue expected = new AttributeValue(); |
| expected.setS("testing"); |
| |
| AttributeValueCoder coder = AttributeValueCoder.of(); |
| ByteArrayOutputStream output = new ByteArrayOutputStream(); |
| coder.encode(expected, output); |
| |
| ByteArrayInputStream in = new ByteArrayInputStream(output.toByteArray()); |
| |
| AttributeValue actual = coder.decode(in); |
| |
| Assert.assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void shouldPassForNumberType() throws IOException { |
| AttributeValue expected = new AttributeValue(); |
| expected.setN("123"); |
| |
| AttributeValueCoder coder = AttributeValueCoder.of(); |
| ByteArrayOutputStream output = new ByteArrayOutputStream(); |
| coder.encode(expected, output); |
| |
| ByteArrayInputStream in = new ByteArrayInputStream(output.toByteArray()); |
| |
| AttributeValue actual = coder.decode(in); |
| |
| Assert.assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void shouldPassForBooleanType() throws IOException { |
| AttributeValue expected = new AttributeValue(); |
| expected.setBOOL(false); |
| |
| AttributeValueCoder coder = AttributeValueCoder.of(); |
| ByteArrayOutputStream output = new ByteArrayOutputStream(); |
| coder.encode(expected, output); |
| |
| ByteArrayInputStream in = new ByteArrayInputStream(output.toByteArray()); |
| |
| AttributeValue actual = coder.decode(in); |
| |
| Assert.assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void shouldPassForByteArray() throws IOException { |
| AttributeValue expected = new AttributeValue(); |
| expected.setB(ByteBuffer.wrap("hello".getBytes(StandardCharsets.UTF_8))); |
| |
| AttributeValueCoder coder = AttributeValueCoder.of(); |
| ByteArrayOutputStream output = new ByteArrayOutputStream(); |
| coder.encode(expected, output); |
| |
| ByteArrayInputStream in = new ByteArrayInputStream(output.toByteArray()); |
| |
| AttributeValue actual = coder.decode(in); |
| |
| Assert.assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void shouldPassForListOfString() throws IOException { |
| AttributeValue expected = new AttributeValue(); |
| expected.setSS(ImmutableList.of("foo", "bar")); |
| |
| AttributeValueCoder coder = AttributeValueCoder.of(); |
| ByteArrayOutputStream output = new ByteArrayOutputStream(); |
| coder.encode(expected, output); |
| |
| ByteArrayInputStream in = new ByteArrayInputStream(output.toByteArray()); |
| |
| AttributeValue actual = coder.decode(in); |
| |
| Assert.assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void shouldPassForOneListOfNumber() throws IOException { |
| AttributeValue expected = new AttributeValue(); |
| expected.setNS(ImmutableList.of("123", "456")); |
| |
| AttributeValueCoder coder = AttributeValueCoder.of(); |
| ByteArrayOutputStream output = new ByteArrayOutputStream(); |
| coder.encode(expected, output); |
| |
| ByteArrayInputStream in = new ByteArrayInputStream(output.toByteArray()); |
| |
| AttributeValue actual = coder.decode(in); |
| |
| Assert.assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void shouldPassForOneListOfByteArray() throws IOException { |
| AttributeValue expected = new AttributeValue(); |
| expected.setBS( |
| ImmutableList.of( |
| ByteBuffer.wrap("mylistbyte1".getBytes(StandardCharsets.UTF_8)), |
| ByteBuffer.wrap("mylistbyte2".getBytes(StandardCharsets.UTF_8)))); |
| |
| AttributeValueCoder coder = AttributeValueCoder.of(); |
| ByteArrayOutputStream output = new ByteArrayOutputStream(); |
| coder.encode(expected, output); |
| |
| ByteArrayInputStream in = new ByteArrayInputStream(output.toByteArray()); |
| |
| AttributeValue actual = coder.decode(in); |
| |
| Assert.assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void shouldPassForListType() throws IOException { |
| AttributeValue expected = new AttributeValue(); |
| |
| List<AttributeValue> listAttr = new ArrayList<>(); |
| listAttr.add(new AttributeValue("innerMapValue1")); |
| listAttr.add(new AttributeValue().withN("8976234")); |
| |
| expected.setL(listAttr); |
| |
| AttributeValueCoder coder = AttributeValueCoder.of(); |
| ByteArrayOutputStream output = new ByteArrayOutputStream(); |
| coder.encode(expected, output); |
| |
| ByteArrayInputStream in = new ByteArrayInputStream(output.toByteArray()); |
| |
| AttributeValue actual = coder.decode(in); |
| |
| Assert.assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void shouldPassForMapType() throws IOException { |
| AttributeValue expected = new AttributeValue(); |
| |
| Map<String, AttributeValue> attrMap = new HashMap<>(); |
| attrMap.put("innerMapAttr1", new AttributeValue("innerMapValue1")); |
| attrMap.put( |
| "innerMapAttr2", |
| new AttributeValue().withB(ByteBuffer.wrap("8976234".getBytes(StandardCharsets.UTF_8)))); |
| |
| expected.setM(attrMap); |
| |
| AttributeValueCoder coder = AttributeValueCoder.of(); |
| ByteArrayOutputStream output = new ByteArrayOutputStream(); |
| coder.encode(expected, output); |
| |
| ByteArrayInputStream in = new ByteArrayInputStream(output.toByteArray()); |
| |
| AttributeValue actual = coder.decode(in); |
| |
| Assert.assertEquals(expected, actual); |
| } |
| |
| @Test |
| public void shouldPassForNullType() throws IOException { |
| AttributeValue expected = new AttributeValue(); |
| expected.setNULL(true); |
| |
| AttributeValueCoder coder = AttributeValueCoder.of(); |
| ByteArrayOutputStream output = new ByteArrayOutputStream(); |
| coder.encode(expected, output); |
| |
| ByteArrayInputStream in = new ByteArrayInputStream(output.toByteArray()); |
| |
| AttributeValue actual = coder.decode(in); |
| |
| Assert.assertEquals(expected, actual); |
| } |
| } |