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// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';
const common = require('../common');
const assert = require('assert');
const binding = process.binding('http_parser');
const methods = binding.methods;
const HTTPParser = binding.HTTPParser;
const CRLF = '\r\n';
const REQUEST = HTTPParser.REQUEST;
const RESPONSE = HTTPParser.RESPONSE;
const kOnHeaders = HTTPParser.kOnHeaders | 0;
const kOnHeadersComplete = HTTPParser.kOnHeadersComplete | 0;
const kOnBody = HTTPParser.kOnBody | 0;
const kOnMessageComplete = HTTPParser.kOnMessageComplete | 0;
// The purpose of this test is not to check HTTP compliance but to test the
// binding. Tests for pathological http messages should be submitted
// upstream to https://github.com/joyent/http-parser for inclusion into
// deps/http-parser/test.c
function newParser(type) {
const parser = new HTTPParser(type);
parser.headers = [];
parser.url = '';
parser[kOnHeaders] = function(headers, url) {
parser.headers = parser.headers.concat(headers);
parser.url += url;
};
parser[kOnHeadersComplete] = function(info) {
};
parser[kOnBody] = common.mustNotCall('kOnBody should not be called');
parser[kOnMessageComplete] = function() {
};
return parser;
}
function mustCall(f, times) {
let actual = 0;
process.setMaxListeners(256);
process.on('exit', function() {
assert.strictEqual(actual, times || 1);
});
return function() {
actual++;
return f.apply(this, Array.prototype.slice.call(arguments));
};
}
function expectBody(expected) {
return mustCall(function(buf, start, len) {
const body = '' + buf.slice(start, start + len);
assert.strictEqual(body, expected);
});
}
//
// Simple request test.
//
{
const request = Buffer.from(
'GET /hello HTTP/1.1' + CRLF +
CRLF);
const onHeadersComplete = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 1);
assert.strictEqual(method, methods.indexOf('GET'));
assert.strictEqual(url || parser.url, '/hello');
};
const parser = newParser(REQUEST);
parser[kOnHeadersComplete] = mustCall(onHeadersComplete);
parser.execute(request, 0, request.length);
//
// Check that if we throw an error in the callbacks that error will be
// thrown from parser.execute()
//
parser[kOnHeadersComplete] = function(info) {
throw new Error('hello world');
};
parser.reinitialize(HTTPParser.REQUEST);
assert.throws(function() {
parser.execute(request, 0, request.length);
}, Error, 'hello world');
}
//
// Simple response test.
//
{
const request = Buffer.from(
'HTTP/1.1 200 OK' + CRLF +
'Content-Type: text/plain' + CRLF +
'Content-Length: 4' + CRLF +
CRLF +
'pong');
const onHeadersComplete = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(method, undefined);
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 1);
assert.strictEqual(statusCode, 200);
assert.strictEqual(statusMessage, 'OK');
};
const onBody = (buf, start, len) => {
const body = '' + buf.slice(start, start + len);
assert.strictEqual(body, 'pong');
};
const parser = newParser(RESPONSE);
parser[kOnHeadersComplete] = mustCall(onHeadersComplete);
parser[kOnBody] = mustCall(onBody);
parser.execute(request, 0, request.length);
}
//
// Response with no headers.
//
{
const request = Buffer.from(
'HTTP/1.0 200 Connection established' + CRLF +
CRLF);
const onHeadersComplete = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 0);
assert.strictEqual(method, undefined);
assert.strictEqual(statusCode, 200);
assert.strictEqual(statusMessage, 'Connection established');
assert.deepStrictEqual(headers || parser.headers, []);
};
const parser = newParser(RESPONSE);
parser[kOnHeadersComplete] = mustCall(onHeadersComplete);
parser.execute(request, 0, request.length);
}
//
// Trailing headers.
//
{
const request = Buffer.from(
'POST /it HTTP/1.1' + CRLF +
'Transfer-Encoding: chunked' + CRLF +
CRLF +
'4' + CRLF +
'ping' + CRLF +
'0' + CRLF +
'Vary: *' + CRLF +
'Content-Type: text/plain' + CRLF +
CRLF);
let seen_body = false;
const onHeaders = (headers, url) => {
assert.ok(seen_body); // trailers should come after the body
assert.deepStrictEqual(headers,
['Vary', '*', 'Content-Type', 'text/plain']);
};
const onHeadersComplete = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(method, methods.indexOf('POST'));
assert.strictEqual(url || parser.url, '/it');
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 1);
// expect to see trailing headers now
parser[kOnHeaders] = mustCall(onHeaders);
};
const onBody = (buf, start, len) => {
const body = '' + buf.slice(start, start + len);
assert.strictEqual(body, 'ping');
seen_body = true;
};
const parser = newParser(REQUEST);
parser[kOnHeadersComplete] = mustCall(onHeadersComplete);
parser[kOnBody] = mustCall(onBody);
parser.execute(request, 0, request.length);
}
//
// Test header ordering.
//
{
const request = Buffer.from(
'GET / HTTP/1.0' + CRLF +
'X-Filler: 1337' + CRLF +
'X-Filler: 42' + CRLF +
'X-Filler2: 42' + CRLF +
CRLF);
const onHeadersComplete = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(method, methods.indexOf('GET'));
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 0);
assert.deepStrictEqual(
headers || parser.headers,
['X-Filler', '1337', 'X-Filler', '42', 'X-Filler2', '42']);
};
const parser = newParser(REQUEST);
parser[kOnHeadersComplete] = mustCall(onHeadersComplete);
parser.execute(request, 0, request.length);
}
//
// Test large number of headers
//
{
// 256 X-Filler headers
let lots_of_headers = 'X-Filler: 42' + CRLF;
lots_of_headers = lots_of_headers.repeat(256);
const request = Buffer.from(
'GET /foo/bar/baz?quux=42#1337 HTTP/1.0' + CRLF +
lots_of_headers +
CRLF);
const onHeadersComplete = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(method, methods.indexOf('GET'));
assert.strictEqual(url || parser.url, '/foo/bar/baz?quux=42#1337');
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 0);
headers = headers || parser.headers;
assert.strictEqual(headers.length, 2 * 256); // 256 key/value pairs
for (let i = 0; i < headers.length; i += 2) {
assert.strictEqual(headers[i], 'X-Filler');
assert.strictEqual(headers[i + 1], '42');
}
};
const parser = newParser(REQUEST);
parser[kOnHeadersComplete] = mustCall(onHeadersComplete);
parser.execute(request, 0, request.length);
}
//
// Test request body
//
{
const request = Buffer.from(
'POST /it HTTP/1.1' + CRLF +
'Content-Type: application/x-www-form-urlencoded' + CRLF +
'Content-Length: 15' + CRLF +
CRLF +
'foo=42&bar=1337');
const onHeadersComplete = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(method, methods.indexOf('POST'));
assert.strictEqual(url || parser.url, '/it');
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 1);
};
const onBody = (buf, start, len) => {
const body = '' + buf.slice(start, start + len);
assert.strictEqual(body, 'foo=42&bar=1337');
};
const parser = newParser(REQUEST);
parser[kOnHeadersComplete] = mustCall(onHeadersComplete);
parser[kOnBody] = mustCall(onBody);
parser.execute(request, 0, request.length);
}
//
// Test chunked request body
//
{
const request = Buffer.from(
'POST /it HTTP/1.1' + CRLF +
'Content-Type: text/plain' + CRLF +
'Transfer-Encoding: chunked' + CRLF +
CRLF +
'3' + CRLF +
'123' + CRLF +
'6' + CRLF +
'123456' + CRLF +
'A' + CRLF +
'1234567890' + CRLF +
'0' + CRLF);
const onHeadersComplete = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(method, methods.indexOf('POST'));
assert.strictEqual(url || parser.url, '/it');
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 1);
};
let body_part = 0;
const body_parts = ['123', '123456', '1234567890'];
const onBody = (buf, start, len) => {
const body = '' + buf.slice(start, start + len);
assert.strictEqual(body, body_parts[body_part++]);
};
const parser = newParser(REQUEST);
parser[kOnHeadersComplete] = mustCall(onHeadersComplete);
parser[kOnBody] = mustCall(onBody, body_parts.length);
parser.execute(request, 0, request.length);
}
//
// Test chunked request body spread over multiple buffers (packets)
//
{
let request = Buffer.from(
'POST /it HTTP/1.1' + CRLF +
'Content-Type: text/plain' + CRLF +
'Transfer-Encoding: chunked' + CRLF +
CRLF +
'3' + CRLF +
'123' + CRLF +
'6' + CRLF +
'123456' + CRLF);
const onHeadersComplete = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(method, methods.indexOf('POST'));
assert.strictEqual(url || parser.url, '/it');
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 1);
};
let body_part = 0;
const body_parts =
['123', '123456', '123456789', '123456789ABC', '123456789ABCDEF'];
const onBody = (buf, start, len) => {
const body = '' + buf.slice(start, start + len);
assert.strictEqual(body, body_parts[body_part++]);
};
const parser = newParser(REQUEST);
parser[kOnHeadersComplete] = mustCall(onHeadersComplete);
parser[kOnBody] = mustCall(onBody, body_parts.length);
parser.execute(request, 0, request.length);
request = Buffer.from(
'9' + CRLF +
'123456789' + CRLF +
'C' + CRLF +
'123456789ABC' + CRLF +
'F' + CRLF +
'123456789ABCDEF' + CRLF +
'0' + CRLF);
parser.execute(request, 0, request.length);
}
//
// Stress test.
//
{
const request = Buffer.from(
'POST /helpme HTTP/1.1' + CRLF +
'Content-Type: text/plain' + CRLF +
'Transfer-Encoding: chunked' + CRLF +
CRLF +
'3' + CRLF +
'123' + CRLF +
'6' + CRLF +
'123456' + CRLF +
'9' + CRLF +
'123456789' + CRLF +
'C' + CRLF +
'123456789ABC' + CRLF +
'F' + CRLF +
'123456789ABCDEF' + CRLF +
'0' + CRLF);
function test(a, b) {
const onHeadersComplete = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(method, methods.indexOf('POST'));
assert.strictEqual(url || parser.url, '/helpme');
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 1);
};
let expected_body = '123123456123456789123456789ABC123456789ABCDEF';
const onBody = (buf, start, len) => {
const chunk = '' + buf.slice(start, start + len);
assert.strictEqual(expected_body.indexOf(chunk), 0);
expected_body = expected_body.slice(chunk.length);
};
const parser = newParser(REQUEST);
parser[kOnHeadersComplete] = mustCall(onHeadersComplete);
parser[kOnBody] = onBody;
parser.execute(a, 0, a.length);
parser.execute(b, 0, b.length);
assert.strictEqual(expected_body, '');
}
for (let i = 1; i < request.length - 1; ++i) {
const a = request.slice(0, i);
console.error('request.slice(0, ' + i + ') = ',
JSON.stringify(a.toString()));
const b = request.slice(i);
console.error('request.slice(' + i + ') = ',
JSON.stringify(b.toString()));
test(a, b);
}
}
//
// Byte by byte test.
//
{
const request = Buffer.from(
'POST /it HTTP/1.1' + CRLF +
'Content-Type: text/plain' + CRLF +
'Transfer-Encoding: chunked' + CRLF +
CRLF +
'3' + CRLF +
'123' + CRLF +
'6' + CRLF +
'123456' + CRLF +
'9' + CRLF +
'123456789' + CRLF +
'C' + CRLF +
'123456789ABC' + CRLF +
'F' + CRLF +
'123456789ABCDEF' + CRLF +
'0' + CRLF);
const onHeadersComplete = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(method, methods.indexOf('POST'));
assert.strictEqual(url || parser.url, '/it');
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 1);
assert.deepStrictEqual(
headers || parser.headers,
['Content-Type', 'text/plain', 'Transfer-Encoding', 'chunked']);
};
let expected_body = '123123456123456789123456789ABC123456789ABCDEF';
const onBody = (buf, start, len) => {
const chunk = '' + buf.slice(start, start + len);
assert.strictEqual(expected_body.indexOf(chunk), 0);
expected_body = expected_body.slice(chunk.length);
};
const parser = newParser(REQUEST);
parser[kOnHeadersComplete] = mustCall(onHeadersComplete);
parser[kOnBody] = onBody;
for (let i = 0; i < request.length; ++i) {
parser.execute(request, i, 1);
}
assert.strictEqual(expected_body, '');
}
//
// Test parser reinit sequence.
//
{
const req1 = Buffer.from(
'PUT /this HTTP/1.1' + CRLF +
'Content-Type: text/plain' + CRLF +
'Transfer-Encoding: chunked' + CRLF +
CRLF +
'4' + CRLF +
'ping' + CRLF +
'0' + CRLF);
const req2 = Buffer.from(
'POST /that HTTP/1.0' + CRLF +
'Content-Type: text/plain' + CRLF +
'Content-Length: 4' + CRLF +
CRLF +
'pong');
const onHeadersComplete1 = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(method, methods.indexOf('PUT'));
assert.strictEqual(url, '/this');
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 1);
assert.deepStrictEqual(
headers,
['Content-Type', 'text/plain', 'Transfer-Encoding', 'chunked']);
};
const onHeadersComplete2 = (versionMajor, versionMinor, headers,
method, url, statusCode, statusMessage,
upgrade, shouldKeepAlive) => {
assert.strictEqual(method, methods.indexOf('POST'));
assert.strictEqual(url, '/that');
assert.strictEqual(versionMajor, 1);
assert.strictEqual(versionMinor, 0);
assert.deepStrictEqual(
headers,
['Content-Type', 'text/plain', 'Content-Length', '4']
);
};
const parser = newParser(REQUEST);
parser[kOnHeadersComplete] = onHeadersComplete1;
parser[kOnBody] = expectBody('ping');
parser.execute(req1, 0, req1.length);
parser.reinitialize(REQUEST);
parser[kOnBody] = expectBody('pong');
parser[kOnHeadersComplete] = onHeadersComplete2;
parser.execute(req2, 0, req2.length);
}
// Test parser 'this' safety
// https://github.com/joyent/node/issues/6690
assert.throws(function() {
const request = Buffer.from(
'GET /hello HTTP/1.1' + CRLF +
CRLF);
const parser = newParser(REQUEST);
const notparser = { execute: parser.execute };
notparser.execute(request, 0, request.length);
}, TypeError);