mirror of
https://github.com/klzgrad/naiveproxy.git
synced 2024-11-28 16:26:10 +03:00
316 lines
10 KiB
Java
316 lines
10 KiB
Java
import com.google.protobuf.ByteString;
|
|
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.util.JsonFormat;
|
|
import com.google.protobuf.util.JsonFormat.TypeRegistry;
|
|
import java.io.IOException;
|
|
import java.nio.ByteBuffer;
|
|
|
|
class ConformanceJava {
|
|
private int testCount = 0;
|
|
private TypeRegistry typeRegistry;
|
|
|
|
private boolean readFromStdin(byte[] buf, int len) throws Exception {
|
|
int ofs = 0;
|
|
while (len > 0) {
|
|
int read = System.in.read(buf, ofs, len);
|
|
if (read == -1) {
|
|
return false; // EOF
|
|
}
|
|
ofs += read;
|
|
len -= read;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
private void writeToStdout(byte[] buf) throws Exception {
|
|
System.out.write(buf);
|
|
}
|
|
|
|
// Returns -1 on EOF (the actual values will always be positive).
|
|
private int readLittleEndianIntFromStdin() throws Exception {
|
|
byte[] buf = new byte[4];
|
|
if (!readFromStdin(buf, 4)) {
|
|
return -1;
|
|
}
|
|
return (buf[0] & 0xff)
|
|
| ((buf[1] & 0xff) << 8)
|
|
| ((buf[2] & 0xff) << 16)
|
|
| ((buf[3] & 0xff) << 24);
|
|
}
|
|
|
|
private void writeLittleEndianIntToStdout(int val) throws Exception {
|
|
byte[] buf = new byte[4];
|
|
buf[0] = (byte)val;
|
|
buf[1] = (byte)(val >> 8);
|
|
buf[2] = (byte)(val >> 16);
|
|
buf[3] = (byte)(val >> 24);
|
|
writeToStdout(buf);
|
|
}
|
|
|
|
private enum BinaryDecoder {
|
|
BYTE_STRING_DECODER() {
|
|
@Override
|
|
public TestMessagesProto3.TestAllTypes parse(ByteString bytes)
|
|
throws InvalidProtocolBufferException {
|
|
return TestMessagesProto3.TestAllTypes.parseFrom(bytes);
|
|
}
|
|
},
|
|
BYTE_ARRAY_DECODER() {
|
|
@Override
|
|
public TestMessagesProto3.TestAllTypes parse(ByteString bytes)
|
|
throws InvalidProtocolBufferException {
|
|
return TestMessagesProto3.TestAllTypes.parseFrom(bytes.toByteArray());
|
|
}
|
|
},
|
|
ARRAY_BYTE_BUFFER_DECODER() {
|
|
@Override
|
|
public TestMessagesProto3.TestAllTypes parse(ByteString bytes)
|
|
throws InvalidProtocolBufferException {
|
|
ByteBuffer buffer = ByteBuffer.allocate(bytes.size());
|
|
bytes.copyTo(buffer);
|
|
buffer.flip();
|
|
try {
|
|
return TestMessagesProto3.TestAllTypes.parseFrom(CodedInputStream.newInstance(buffer));
|
|
} catch (InvalidProtocolBufferException e) {
|
|
throw e;
|
|
} catch (IOException e) {
|
|
throw new RuntimeException(
|
|
"ByteString based ByteBuffer should not throw IOException.", e);
|
|
}
|
|
}
|
|
},
|
|
READONLY_ARRAY_BYTE_BUFFER_DECODER() {
|
|
@Override
|
|
public TestMessagesProto3.TestAllTypes parse(ByteString bytes)
|
|
throws InvalidProtocolBufferException {
|
|
try {
|
|
return TestMessagesProto3.TestAllTypes.parseFrom(
|
|
CodedInputStream.newInstance(bytes.asReadOnlyByteBuffer()));
|
|
} catch (InvalidProtocolBufferException e) {
|
|
throw e;
|
|
} catch (IOException e) {
|
|
throw new RuntimeException(
|
|
"ByteString based ByteBuffer should not throw IOException.", e);
|
|
}
|
|
}
|
|
},
|
|
DIRECT_BYTE_BUFFER_DECODER() {
|
|
@Override
|
|
public TestMessagesProto3.TestAllTypes parse(ByteString bytes)
|
|
throws InvalidProtocolBufferException {
|
|
ByteBuffer buffer = ByteBuffer.allocateDirect(bytes.size());
|
|
bytes.copyTo(buffer);
|
|
buffer.flip();
|
|
try {
|
|
return TestMessagesProto3.TestAllTypes.parseFrom(CodedInputStream.newInstance(buffer));
|
|
} catch (InvalidProtocolBufferException e) {
|
|
throw e;
|
|
} catch (IOException e) {
|
|
throw new RuntimeException(
|
|
"ByteString based ByteBuffer should not throw IOException.", e);
|
|
}
|
|
}
|
|
},
|
|
READONLY_DIRECT_BYTE_BUFFER_DECODER() {
|
|
@Override
|
|
public TestMessagesProto3.TestAllTypes parse(ByteString bytes)
|
|
throws InvalidProtocolBufferException {
|
|
ByteBuffer buffer = ByteBuffer.allocateDirect(bytes.size());
|
|
bytes.copyTo(buffer);
|
|
buffer.flip();
|
|
try {
|
|
return TestMessagesProto3.TestAllTypes.parseFrom(
|
|
CodedInputStream.newInstance(buffer.asReadOnlyBuffer()));
|
|
} catch (InvalidProtocolBufferException e) {
|
|
throw e;
|
|
} catch (IOException e) {
|
|
throw new RuntimeException(
|
|
"ByteString based ByteBuffer should not throw IOException.", e);
|
|
}
|
|
}
|
|
},
|
|
INPUT_STREAM_DECODER() {
|
|
@Override
|
|
public TestMessagesProto3.TestAllTypes parse(ByteString bytes)
|
|
throws InvalidProtocolBufferException {
|
|
try {
|
|
return TestMessagesProto3.TestAllTypes.parseFrom(bytes.newInput());
|
|
} catch (InvalidProtocolBufferException e) {
|
|
throw e;
|
|
} catch (IOException e) {
|
|
throw new RuntimeException(
|
|
"ByteString based InputStream should not throw IOException.", e);
|
|
}
|
|
}
|
|
};
|
|
|
|
public abstract TestMessagesProto3.TestAllTypes parse(ByteString bytes)
|
|
throws InvalidProtocolBufferException;
|
|
}
|
|
|
|
private TestMessagesProto3.TestAllTypes parseBinary(ByteString bytes)
|
|
throws InvalidProtocolBufferException {
|
|
TestMessagesProto3.TestAllTypes[] messages =
|
|
new TestMessagesProto3.TestAllTypes[BinaryDecoder.values().length];
|
|
InvalidProtocolBufferException[] exceptions =
|
|
new InvalidProtocolBufferException[BinaryDecoder.values().length];
|
|
|
|
boolean hasMessage = false;
|
|
boolean hasException = false;
|
|
for (int i = 0; i < BinaryDecoder.values().length; ++i) {
|
|
try {
|
|
messages[i] = BinaryDecoder.values()[i].parse(bytes);
|
|
hasMessage = true;
|
|
} catch (InvalidProtocolBufferException e) {
|
|
exceptions[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 < BinaryDecoder.values().length; ++i) {
|
|
sb.append(BinaryDecoder.values()[i].name());
|
|
if (messages[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[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.length; ++i) {
|
|
if (!messages[0].equals(messages[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.length - 1; ++i) {
|
|
for (int j = i + 1; j < messages.length; ++j) {
|
|
if (!messages[i].equals(messages[j])) {
|
|
sb.append(BinaryDecoder.values()[i].name())
|
|
.append(" and ")
|
|
.append(BinaryDecoder.values()[j].name())
|
|
.append(" parsed the payload differently.\n");
|
|
}
|
|
}
|
|
}
|
|
throw new RuntimeException(sb.toString());
|
|
}
|
|
|
|
return messages[0];
|
|
}
|
|
|
|
private Conformance.ConformanceResponse doTest(Conformance.ConformanceRequest request) {
|
|
TestMessagesProto3.TestAllTypes testMessage;
|
|
|
|
switch (request.getPayloadCase()) {
|
|
case PROTOBUF_PAYLOAD: {
|
|
try {
|
|
testMessage = parseBinary(request.getProtobufPayload());
|
|
} catch (InvalidProtocolBufferException e) {
|
|
return Conformance.ConformanceResponse.newBuilder().setParseError(e.getMessage()).build();
|
|
}
|
|
break;
|
|
}
|
|
case JSON_PAYLOAD: {
|
|
try {
|
|
TestMessagesProto3.TestAllTypes.Builder builder = TestMessagesProto3.TestAllTypes.newBuilder();
|
|
JsonFormat.parser().usingTypeRegistry(typeRegistry)
|
|
.merge(request.getJsonPayload(), builder);
|
|
testMessage = builder.build();
|
|
} catch (InvalidProtocolBufferException e) {
|
|
return Conformance.ConformanceResponse.newBuilder().setParseError(e.getMessage()).build();
|
|
}
|
|
break;
|
|
}
|
|
case PAYLOAD_NOT_SET: {
|
|
throw new RuntimeException("Request didn't have payload.");
|
|
}
|
|
|
|
default: {
|
|
throw new RuntimeException("Unexpected payload case.");
|
|
}
|
|
}
|
|
|
|
switch (request.getRequestedOutputFormat()) {
|
|
case UNSPECIFIED:
|
|
throw new RuntimeException("Unspecified output format.");
|
|
|
|
case PROTOBUF:
|
|
return Conformance.ConformanceResponse.newBuilder().setProtobufPayload(testMessage.toByteString()).build();
|
|
|
|
case JSON:
|
|
try {
|
|
return Conformance.ConformanceResponse.newBuilder().setJsonPayload(
|
|
JsonFormat.printer().usingTypeRegistry(typeRegistry).print(testMessage)).build();
|
|
} catch (InvalidProtocolBufferException | IllegalArgumentException e) {
|
|
return Conformance.ConformanceResponse.newBuilder().setSerializeError(
|
|
e.getMessage()).build();
|
|
}
|
|
|
|
default: {
|
|
throw new RuntimeException("Unexpected request output.");
|
|
}
|
|
}
|
|
}
|
|
|
|
private boolean doTestIo() throws Exception {
|
|
int bytes = readLittleEndianIntFromStdin();
|
|
|
|
if (bytes == -1) {
|
|
return false; // EOF
|
|
}
|
|
|
|
byte[] serializedInput = new byte[bytes];
|
|
|
|
if (!readFromStdin(serializedInput, bytes)) {
|
|
throw new RuntimeException("Unexpected EOF from test program.");
|
|
}
|
|
|
|
Conformance.ConformanceRequest request =
|
|
Conformance.ConformanceRequest.parseFrom(serializedInput);
|
|
Conformance.ConformanceResponse response = doTest(request);
|
|
byte[] serializedOutput = response.toByteArray();
|
|
|
|
writeLittleEndianIntToStdout(serializedOutput.length);
|
|
writeToStdout(serializedOutput);
|
|
|
|
return true;
|
|
}
|
|
|
|
public void run() throws Exception {
|
|
typeRegistry = TypeRegistry.newBuilder().add(
|
|
TestMessagesProto3.TestAllTypes.getDescriptor()).build();
|
|
while (doTestIo()) {
|
|
this.testCount++;
|
|
}
|
|
|
|
System.err.println("ConformanceJava: received EOF from test runner after " +
|
|
this.testCount + " tests");
|
|
}
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
new ConformanceJava().run();
|
|
}
|
|
}
|