diff options
Diffstat (limited to 'conformance/ConformanceJava.java')
| -rw-r--r-- | conformance/ConformanceJava.java | 199 |
1 files changed, 187 insertions, 12 deletions
diff --git a/conformance/ConformanceJava.java b/conformance/ConformanceJava.java index a983ba3c..596d113a 100644 --- a/conformance/ConformanceJava.java +++ b/conformance/ConformanceJava.java @@ -1,8 +1,18 @@ - +import com.google.protobuf.ByteString; +import com.google.protobuf.AbstractMessage; +import com.google.protobuf.Parser; +import com.google.protobuf.CodedInputStream; import com.google.protobuf.conformance.Conformance; +import com.google.protobuf.InvalidProtocolBufferException; +import com.google.protobuf_test_messages.proto3.TestMessagesProto3; +import com.google.protobuf_test_messages.proto3.TestMessagesProto3.TestAllTypesProto3; +import com.google.protobuf_test_messages.proto2.TestMessagesProto2; +import com.google.protobuf_test_messages.proto2.TestMessagesProto2.TestAllTypesProto2; +import com.google.protobuf.ExtensionRegistry; import com.google.protobuf.util.JsonFormat; import com.google.protobuf.util.JsonFormat.TypeRegistry; -import com.google.protobuf.InvalidProtocolBufferException; +import java.nio.ByteBuffer; +import java.util.ArrayList; class ConformanceJava { private int testCount = 0; @@ -46,22 +56,185 @@ class ConformanceJava { buf[3] = (byte)(val >> 24); writeToStdout(buf); } + + private enum BinaryDecoderType { + BTYE_STRING_DECODER, + BYTE_ARRAY_DECODER, + ARRAY_BYTE_BUFFER_DECODER, + READONLY_ARRAY_BYTE_BUFFER_DECODER, + DIRECT_BYTE_BUFFER_DECODER, + READONLY_DIRECT_BYTE_BUFFER_DECODER, + INPUT_STREAM_DECODER; + } + + private static class BinaryDecoder <MessageType extends AbstractMessage> { + public MessageType decode (ByteString bytes, BinaryDecoderType type, + Parser <MessageType> parser, ExtensionRegistry extensions) + throws InvalidProtocolBufferException { + switch (type) { + case BTYE_STRING_DECODER: + return parser.parseFrom(bytes, extensions); + case BYTE_ARRAY_DECODER: + return parser.parseFrom(bytes.toByteArray(), extensions); + case ARRAY_BYTE_BUFFER_DECODER: { + ByteBuffer buffer = ByteBuffer.allocate(bytes.size()); + bytes.copyTo(buffer); + buffer.flip(); + try { + return parser.parseFrom(CodedInputStream.newInstance(buffer), extensions); + } catch (InvalidProtocolBufferException e) { + throw e; + } + } + case READONLY_ARRAY_BYTE_BUFFER_DECODER: { + try { + return parser.parseFrom( + CodedInputStream.newInstance(bytes.asReadOnlyByteBuffer()), extensions); + } catch (InvalidProtocolBufferException e) { + throw e; + } + } + case DIRECT_BYTE_BUFFER_DECODER: { + ByteBuffer buffer = ByteBuffer.allocateDirect(bytes.size()); + bytes.copyTo(buffer); + buffer.flip(); + try { + return parser.parseFrom(CodedInputStream.newInstance(buffer), extensions); + } catch (InvalidProtocolBufferException e) { + throw e; + } + } + case READONLY_DIRECT_BYTE_BUFFER_DECODER: { + ByteBuffer buffer = ByteBuffer.allocateDirect(bytes.size()); + bytes.copyTo(buffer); + buffer.flip(); + try { + return parser.parseFrom( + CodedInputStream.newInstance(buffer.asReadOnlyBuffer()), extensions); + } catch (InvalidProtocolBufferException e) { + throw e; + } + } + case INPUT_STREAM_DECODER: { + try { + return parser.parseFrom(bytes.newInput(), extensions); + } catch (InvalidProtocolBufferException e) { + throw e; + } + } + default : + return null; + } + } + } + + private <MessageType extends AbstractMessage> MessageType parseBinary( + ByteString bytes, Parser <MessageType> parser, ExtensionRegistry extensions) + throws InvalidProtocolBufferException { + ArrayList <MessageType> messages = new ArrayList <MessageType> (); + ArrayList <InvalidProtocolBufferException> exceptions = + new ArrayList <InvalidProtocolBufferException>(); + + for (int i = 0; i < BinaryDecoderType.values().length; i++) { + messages.add(null); + exceptions.add(null); + } + BinaryDecoder <MessageType> decoder = new BinaryDecoder <MessageType> (); + + boolean hasMessage = false; + boolean hasException = false; + for (int i = 0; i < BinaryDecoderType.values().length; ++i) { + try { + //= BinaryDecoderType.values()[i].parseProto3(bytes); + messages.set(i, decoder.decode(bytes, BinaryDecoderType.values()[i], parser, extensions)); + hasMessage = true; + } catch (InvalidProtocolBufferException e) { + exceptions.set(i, e); + hasException = true; + } + } + + if (hasMessage && hasException) { + StringBuilder sb = + new StringBuilder("Binary decoders disagreed on whether the payload was valid.\n"); + for (int i = 0; i < BinaryDecoderType.values().length; ++i) { + sb.append(BinaryDecoderType.values()[i].name()); + if (messages.get(i) != null) { + sb.append(" accepted the payload.\n"); + } else { + sb.append(" rejected the payload.\n"); + } + } + throw new RuntimeException(sb.toString()); + } + + if (hasException) { + // We do not check if exceptions are equal. Different implementations may return different + // exception messages. Throw an arbitrary one out instead. + throw exceptions.get(0); + } + + // Fast path comparing all the messages with the first message, assuming equality being + // symmetric and transitive. + boolean allEqual = true; + for (int i = 1; i < messages.size(); ++i) { + if (!messages.get(0).equals(messages.get(i))) { + allEqual = false; + break; + } + } + + // Slow path: compare and find out all unequal pairs. + if (!allEqual) { + StringBuilder sb = new StringBuilder(); + for (int i = 0; i < messages.size() - 1; ++i) { + for (int j = i + 1; j < messages.size(); ++j) { + if (!messages.get(i).equals(messages.get(j))) { + sb.append(BinaryDecoderType.values()[i].name()) + .append(" and ") + .append(BinaryDecoderType.values()[j].name()) + .append(" parsed the payload differently.\n"); + } + } + } + throw new RuntimeException(sb.toString()); + } + + return messages.get(0); + } private Conformance.ConformanceResponse doTest(Conformance.ConformanceRequest request) { - Conformance.TestAllTypes testMessage; + com.google.protobuf.AbstractMessage testMessage; + boolean isProto3 = request.getMessageType().equals("protobuf_test_messages.proto3.TestAllTypesProto3"); + boolean isProto2 = request.getMessageType().equals("protobuf_test_messages.proto2.TestAllTypesProto2"); switch (request.getPayloadCase()) { case PROTOBUF_PAYLOAD: { - try { - testMessage = Conformance.TestAllTypes.parseFrom(request.getProtobufPayload()); - } catch (InvalidProtocolBufferException e) { - return Conformance.ConformanceResponse.newBuilder().setParseError(e.getMessage()).build(); + if (isProto3) { + try { + ExtensionRegistry extensions = ExtensionRegistry.newInstance(); + TestMessagesProto3.registerAllExtensions(extensions); + testMessage = parseBinary(request.getProtobufPayload(), TestAllTypesProto3.parser(), extensions); + } catch (InvalidProtocolBufferException e) { + return Conformance.ConformanceResponse.newBuilder().setParseError(e.getMessage()).build(); + } + } else if (isProto2) { + try { + ExtensionRegistry extensions = ExtensionRegistry.newInstance(); + TestMessagesProto2.registerAllExtensions(extensions); + testMessage = parseBinary(request.getProtobufPayload(), TestAllTypesProto2.parser(), extensions); + } catch (InvalidProtocolBufferException e) { + return Conformance.ConformanceResponse.newBuilder().setParseError(e.getMessage()).build(); + } + } else { + throw new RuntimeException("Protobuf request doesn't have specific payload type."); } break; } case JSON_PAYLOAD: { try { - Conformance.TestAllTypes.Builder builder = Conformance.TestAllTypes.newBuilder(); + TestMessagesProto3.TestAllTypesProto3.Builder builder = + TestMessagesProto3.TestAllTypesProto3.newBuilder(); JsonFormat.parser().usingTypeRegistry(typeRegistry) .merge(request.getJsonPayload(), builder); testMessage = builder.build(); @@ -83,8 +256,10 @@ class ConformanceJava { case UNSPECIFIED: throw new RuntimeException("Unspecified output format."); - case PROTOBUF: - return Conformance.ConformanceResponse.newBuilder().setProtobufPayload(testMessage.toByteString()).build(); + case PROTOBUF: { + ByteString MessageString = testMessage.toByteString(); + return Conformance.ConformanceResponse.newBuilder().setProtobufPayload(MessageString).build(); + } case JSON: try { @@ -127,9 +302,9 @@ class ConformanceJava { public void run() throws Exception { typeRegistry = TypeRegistry.newBuilder().add( - Conformance.TestAllTypes.getDescriptor()).build(); + TestMessagesProto3.TestAllTypesProto3.getDescriptor()).build(); while (doTestIo()) { - // Empty. + this.testCount++; } System.err.println("ConformanceJava: received EOF from test runner after " + |