iw6-mod/deps/protobuf/conformance/conformance_nodejs.js
2024-02-27 01:34:37 -05:00

190 lines
6.2 KiB
JavaScript

#!/usr/bin/env node
// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// 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.
var conformance = require('conformance_pb');
var test_messages_proto3 = require('google/protobuf/test_messages_proto3_pb');
var test_messages_proto2 = require('google/protobuf/test_messages_proto2_pb');
var fs = require('fs');
var testCount = 0;
function doTest(request) {
var testMessage;
var response = new conformance.ConformanceResponse();
try {
if (request.getRequestedOutputFormat() == conformance.WireFormat.JSON) {
response.setSkipped("JSON not supported.");
return response;
}
if (request.getRequestedOutputFormat() ==
conformance.WireFormat.TEXT_FORMAT) {
response.setSkipped('Text format is not supported as output format.');
return response;
}
switch (request.getPayloadCase()) {
case conformance.ConformanceRequest.PayloadCase.PROTOBUF_PAYLOAD: {
if (request.getMessageType() == "protobuf_test_messages.proto3.TestAllTypesProto3") {
try {
testMessage = test_messages_proto3.TestAllTypesProto3.deserializeBinary(
request.getProtobufPayload());
} catch (err) {
response.setParseError(err.toString());
return response;
}
} else if (request.getMessageType() == "protobuf_test_messages.proto2.TestAllTypesProto2"){
try {
testMessage = test_messages_proto2.TestAllTypesProto2.deserializeBinary(
request.getProtobufPayload());
} catch (err) {
response.setParseError(err.toString());
return response;
}
} else {
throw "Protobuf request doesn\'t have specific payload type";
}
} break;
case conformance.ConformanceRequest.PayloadCase.JSON_PAYLOAD:
response.setSkipped("JSON not supported.");
return response;
case conformance.ConformanceRequest.PayloadCase.TEXT_PAYLOAD:
response.setSkipped("Text format not supported.");
return response;
case conformance.ConformanceRequest.PayloadCase.PAYLOAD_NOT_SET:
response.setRuntimeError("Request didn't have payload");
return response;
}
switch (request.getRequestedOutputFormat()) {
case conformance.WireFormat.UNSPECIFIED:
response.setRuntimeError("Unspecified output format");
return response;
case conformance.WireFormat.PROTOBUF:
response.setProtobufPayload(testMessage.serializeBinary());
case conformance.WireFormat.JSON:
response.setSkipped("JSON not supported.");
return response;
default:
throw "Request didn't have requested output format";
}
} catch (err) {
response.setRuntimeError(err.toString());
}
return response;
}
function onEof(totalRead) {
if (totalRead == 0) {
return undefined;
} else {
throw "conformance_nodejs: premature EOF on stdin.";
}
}
// Utility function to read a buffer of N bytes.
function readBuffer(bytes) {
var buf = new Buffer(bytes);
var totalRead = 0;
while (totalRead < bytes) {
var read = 0;
try {
read = fs.readSync(process.stdin.fd, buf, totalRead, bytes - totalRead);
} catch (e) {
if (e.code == 'EOF') {
return onEof(totalRead)
} else if (e.code == 'EAGAIN') {
} else {
throw "conformance_nodejs: Error reading from stdin." + e;
}
}
totalRead += read;
}
return buf;
}
function writeBuffer(buffer) {
var totalWritten = 0;
while (totalWritten < buffer.length) {
totalWritten += fs.writeSync(
process.stdout.fd, buffer, totalWritten, buffer.length - totalWritten);
}
}
// Returns true if the test ran successfully, false on legitimate EOF.
// If EOF is encountered in an unexpected place, raises IOError.
function doTestIo() {
var lengthBuf = readBuffer(4);
if (!lengthBuf) {
return false;
}
var length = lengthBuf.readInt32LE(0);
var serializedRequest = readBuffer(length);
if (!serializedRequest) {
throw "conformance_nodejs: Failed to read request.";
}
serializedRequest = new Uint8Array(serializedRequest);
var request =
conformance.ConformanceRequest.deserializeBinary(serializedRequest);
var response = doTest(request);
var serializedResponse = response.serializeBinary();
lengthBuf = new Buffer(4);
lengthBuf.writeInt32LE(serializedResponse.length, 0);
writeBuffer(lengthBuf);
writeBuffer(new Buffer(serializedResponse));
testCount += 1
return true;
}
while (true) {
if (!doTestIo()) {
console.error('conformance_nodejs: received EOF from test runner ' +
"after " + testCount + " tests, exiting")
break;
}
}