// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// http://code.google.com/p/protobuf/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package com.google.protobuf;
import protobuf_unittest.UnittestProto.TestAllTypes;
import protobuf_unittest.UnittestProto.TestAllExtensions;
import protobuf_unittest.UnittestProto.TestPackedTypes;
import junit.framework.TestCase;
import java.util.Arrays;
/**
* Unit test for {@link DynamicMessage}. See also {@link MessageTest}, which
* tests some {@link DynamicMessage} functionality.
*
* @author kenton@google.com Kenton Varda
*/
public class DynamicMessageTest extends TestCase {
TestUtil.ReflectionTester reflectionTester =
new TestUtil.ReflectionTester(TestAllTypes.getDescriptor(), null);
TestUtil.ReflectionTester extensionsReflectionTester =
new TestUtil.ReflectionTester(TestAllExtensions.getDescriptor(),
TestUtil.getExtensionRegistry());
TestUtil.ReflectionTester packedReflectionTester =
new TestUtil.ReflectionTester(TestPackedTypes.getDescriptor(), null);
public void testDynamicMessageAccessors() throws Exception {
Message.Builder builder =
DynamicMessage.newBuilder(TestAllTypes.getDescriptor());
reflectionTester.setAllFieldsViaReflection(builder);
Message message = builder.build();
reflectionTester.assertAllFieldsSetViaReflection(message);
}
public void testDoubleBuildError() throws Exception {
Message.Builder builder =
DynamicMessage.newBuilder(TestAllTypes.getDescriptor());
builder.build();
try {
builder.build();
fail("Should have thrown exception.");
} catch (IllegalStateException e) {
// Success.
}
}
public void testDynamicMessageSettersRejectNull() throws Exception {
Message.Builder builder =
DynamicMessage.newBuilder(TestAllTypes.getDescriptor());
reflectionTester.assertReflectionSettersRejectNull(builder);
}
public void testDynamicMessageExtensionAccessors() throws Exception {
// We don't need to extensively test DynamicMessage's handling of
// extensions because, frankly, it doesn't do anything special with them.
// It treats them just like any other fields.
Message.Builder builder =
DynamicMessage.newBuilder(TestAllExtensions.getDescriptor());
extensionsReflectionTester.setAllFieldsViaReflection(builder);
Message message = builder.build();
extensionsReflectionTester.assertAllFieldsSetViaReflection(message);
}
public void testDynamicMessageExtensionSettersRejectNull() throws Exception {
Message.Builder builder =
DynamicMessage.newBuilder(TestAllExtensions.getDescriptor());
extensionsReflectionTester.assertReflectionSettersRejectNull(builder);
}
public void testDynamicMessageRepeatedSetters() throws Exception {
Message.Builder builder =
DynamicMessage.newBuilder(TestAllTypes.getDescriptor());
reflectionTester.setAllFieldsViaReflection(builder);
reflectionTester.modifyRepeatedFieldsViaReflection(builder);
Message message = builder.build();
reflectionTester.assertRepeatedFieldsModifiedViaReflection(message);
}
public void testDynamicMessageRepeatedSettersRejectNull() throws Exception {
Message.Builder builder =
DynamicMessage.newBuilder(TestAllTypes.getDescriptor());
reflectionTester.assertReflectionRepeatedSettersRejectNull(builder);
}
public void testDynamicMessageDefaults() throws Exception {
reflectionTester.assertClearViaReflection(
DynamicMessage.getDefaultInstance(TestAllTypes.getDescriptor()));
reflectionTester.assertClearViaReflection(
DynamicMessage.newBuilder(TestAllTypes.getDescriptor()).build());
}
public void testDynamicMessageSerializedSize() throws Exception {
TestAllTypes message = TestUtil.getAllSet();
Message.Builder dynamicBuilder =
DynamicMessage.newBuilder(TestAllTypes.getDescriptor());
reflectionTester.setAllFieldsViaReflection(dynamicBuilder);
Message dynamicMessage = dynamicBuilder.build();
assertEquals(message.getSerializedSize(),
dynamicMessage.getSerializedSize());
}
public void testDynamicMessageSerialization() throws Exception {
Message.Builder builder =
DynamicMessage.newBuilder(TestAllTypes.getDescriptor());
reflectionTester.setAllFieldsViaReflection(builder);
Message message = builder.build();
ByteString rawBytes = message.toByteString();
TestAllTypes message2 = TestAllTypes.parseFrom(rawBytes);
TestUtil.assertAllFieldsSet(message2);
// In fact, the serialized forms should be exactly the same, byte-for-byte.
assertEquals(TestUtil.getAllSet().toByteString(), rawBytes);
}
public void testDynamicMessageParsing() throws Exception {
TestAllTypes.Builder builder = TestAllTypes.newBuilder();
TestUtil.setAllFields(builder);
TestAllTypes message = builder.build();
ByteString rawBytes = message.toByteString();
Message message2 =
DynamicMessage.parseFrom(TestAllTypes.getDescriptor(), rawBytes);
reflectionTester.assertAllFieldsSetViaReflection(message2);
}
public void testDynamicMessagePackedSerialization() throws Exception {
Message.Builder builder =
DynamicMessage.newBuilder(TestPackedTypes.getDescriptor());
packedReflectionTester.setPackedFieldsViaReflection(builder);
Message message = builder.build();
ByteString rawBytes = message.toByteString();
TestPackedTypes message2 = TestPackedTypes.parseFrom(rawBytes);
TestUtil.assertPackedFieldsSet(message2);
// In fact, the serialized forms should be exactly the same, byte-for-byte.
assertEquals(TestUtil.getPackedSet().toByteString(), rawBytes);
}
public void testDynamicMessagePackedParsing() throws Exception {
TestPackedTypes.Builder builder = TestPackedTypes.newBuilder();
TestUtil.setPackedFields(builder);
TestPackedTypes message = builder.build();
ByteString rawBytes = message.toByteString();
Message message2 =
DynamicMessage.parseFrom(TestPackedTypes.getDescriptor(), rawBytes);
packedReflectionTester.assertPackedFieldsSetViaReflection(message2);
}
public void testDynamicMessageCopy() throws Exception {
TestAllTypes.Builder builder = TestAllTypes.newBuilder();
TestUtil.setAllFields(builder);
TestAllTypes message = builder.build();
DynamicMessage copy = DynamicMessage.newBuilder(message).build();
reflectionTester.assertAllFieldsSetViaReflection(copy);
}
public void testToBuilder() throws Exception {
DynamicMessage.Builder builder =
DynamicMessage.newBuilder(TestAllTypes.getDescriptor());
reflectionTester.setAllFieldsViaReflection(builder);
int unknownFieldNum = 9;
long unknownFieldVal = 90;
builder.setUnknownFields(UnknownFieldSet.newBuilder()
.addField(unknownFieldNum,
UnknownFieldSet.Field.newBuilder()
.addVarint(unknownFieldVal).build())
.build());
DynamicMessage message = builder.build();
DynamicMessage derived = message.toBuilder().build();
reflectionTester.assertAllFieldsSetViaReflection(derived);
assertEquals(Arrays.asList(unknownFieldVal),
derived.getUnknownFields().getField(unknownFieldNum).getVarintList());
}
}