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389 lines
11 KiB
TypeScript
389 lines
11 KiB
TypeScript
// Copyright 2010 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Ported from
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// https://github.com/golang/go/blob/master/src/net/http/responsewrite_test.go
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const { Buffer } = Deno;
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import { test, runIfMain } from "../testing/mod.ts";
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import { assert, assertEquals } from "../testing/asserts.ts";
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import {
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Response,
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ServerRequest,
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writeResponse,
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readRequest
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} from "./server.ts";
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import { BufReader, BufWriter } from "../io/bufio.ts";
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import { StringReader } from "../io/readers.ts";
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interface ResponseTest {
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response: Response;
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raw: string;
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}
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const enc = new TextEncoder();
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const dec = new TextDecoder();
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type Handler = () => void;
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const responseTests: ResponseTest[] = [
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// Default response
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{
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response: {},
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raw: "HTTP/1.1 200 OK\r\n" + "content-length: 0" + "\r\n\r\n"
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},
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// Empty body with status
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{
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response: {
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status: 404
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},
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raw: "HTTP/1.1 404 Not Found\r\n" + "content-length: 0" + "\r\n\r\n"
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},
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// HTTP/1.1, chunked coding; empty trailer; close
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{
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response: {
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status: 200,
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body: new Buffer(new TextEncoder().encode("abcdef"))
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},
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raw:
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"HTTP/1.1 200 OK\r\n" +
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"transfer-encoding: chunked\r\n\r\n" +
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"6\r\nabcdef\r\n0\r\n\r\n"
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}
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];
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test(async function responseWrite(): Promise<void> {
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for (const testCase of responseTests) {
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const buf = new Buffer();
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const bufw = new BufWriter(buf);
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const request = new ServerRequest();
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request.w = bufw;
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await request.respond(testCase.response);
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assertEquals(buf.toString(), testCase.raw);
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await request.done;
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}
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});
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test(async function requestBodyWithContentLength(): Promise<void> {
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{
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const req = new ServerRequest();
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req.headers = new Headers();
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req.headers.set("content-length", "5");
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const buf = new Buffer(enc.encode("Hello"));
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req.r = new BufReader(buf);
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const body = dec.decode(await req.body());
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assertEquals(body, "Hello");
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}
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// Larger than internal buf
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{
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const longText = "1234\n".repeat(1000);
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const req = new ServerRequest();
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req.headers = new Headers();
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req.headers.set("Content-Length", "5000");
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const buf = new Buffer(enc.encode(longText));
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req.r = new BufReader(buf);
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const body = dec.decode(await req.body());
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assertEquals(body, longText);
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}
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});
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test(async function requestBodyWithTransferEncoding(): Promise<void> {
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{
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const shortText = "Hello";
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const req = new ServerRequest();
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req.headers = new Headers();
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req.headers.set("transfer-encoding", "chunked");
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let chunksData = "";
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let chunkOffset = 0;
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const maxChunkSize = 70;
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while (chunkOffset < shortText.length) {
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const chunkSize = Math.min(maxChunkSize, shortText.length - chunkOffset);
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chunksData += `${chunkSize.toString(16)}\r\n${shortText.substr(
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chunkOffset,
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chunkSize
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)}\r\n`;
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chunkOffset += chunkSize;
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}
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chunksData += "0\r\n\r\n";
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const buf = new Buffer(enc.encode(chunksData));
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req.r = new BufReader(buf);
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const body = dec.decode(await req.body());
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assertEquals(body, shortText);
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}
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// Larger than internal buf
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{
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const longText = "1234\n".repeat(1000);
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const req = new ServerRequest();
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req.headers = new Headers();
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req.headers.set("transfer-encoding", "chunked");
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let chunksData = "";
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let chunkOffset = 0;
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const maxChunkSize = 70;
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while (chunkOffset < longText.length) {
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const chunkSize = Math.min(maxChunkSize, longText.length - chunkOffset);
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chunksData += `${chunkSize.toString(16)}\r\n${longText.substr(
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chunkOffset,
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chunkSize
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)}\r\n`;
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chunkOffset += chunkSize;
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}
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chunksData += "0\r\n\r\n";
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const buf = new Buffer(enc.encode(chunksData));
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req.r = new BufReader(buf);
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const body = dec.decode(await req.body());
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assertEquals(body, longText);
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}
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});
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test(async function requestBodyStreamWithContentLength(): Promise<void> {
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{
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const shortText = "Hello";
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const req = new ServerRequest();
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req.headers = new Headers();
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req.headers.set("content-length", "" + shortText.length);
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const buf = new Buffer(enc.encode(shortText));
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req.r = new BufReader(buf);
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const it = await req.bodyStream();
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let offset = 0;
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for await (const chunk of it) {
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const s = dec.decode(chunk);
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assertEquals(shortText.substr(offset, s.length), s);
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offset += s.length;
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}
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}
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// Larger than internal buf
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{
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const longText = "1234\n".repeat(1000);
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const req = new ServerRequest();
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req.headers = new Headers();
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req.headers.set("Content-Length", "5000");
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const buf = new Buffer(enc.encode(longText));
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req.r = new BufReader(buf);
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const it = await req.bodyStream();
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let offset = 0;
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for await (const chunk of it) {
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const s = dec.decode(chunk);
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assertEquals(longText.substr(offset, s.length), s);
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offset += s.length;
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}
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}
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});
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test(async function requestBodyStreamWithTransferEncoding(): Promise<void> {
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{
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const shortText = "Hello";
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const req = new ServerRequest();
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req.headers = new Headers();
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req.headers.set("transfer-encoding", "chunked");
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let chunksData = "";
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let chunkOffset = 0;
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const maxChunkSize = 70;
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while (chunkOffset < shortText.length) {
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const chunkSize = Math.min(maxChunkSize, shortText.length - chunkOffset);
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chunksData += `${chunkSize.toString(16)}\r\n${shortText.substr(
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chunkOffset,
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chunkSize
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)}\r\n`;
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chunkOffset += chunkSize;
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}
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chunksData += "0\r\n\r\n";
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const buf = new Buffer(enc.encode(chunksData));
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req.r = new BufReader(buf);
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const it = await req.bodyStream();
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let offset = 0;
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for await (const chunk of it) {
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const s = dec.decode(chunk);
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assertEquals(shortText.substr(offset, s.length), s);
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offset += s.length;
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}
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}
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// Larger than internal buf
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{
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const longText = "1234\n".repeat(1000);
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const req = new ServerRequest();
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req.headers = new Headers();
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req.headers.set("transfer-encoding", "chunked");
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let chunksData = "";
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let chunkOffset = 0;
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const maxChunkSize = 70;
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while (chunkOffset < longText.length) {
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const chunkSize = Math.min(maxChunkSize, longText.length - chunkOffset);
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chunksData += `${chunkSize.toString(16)}\r\n${longText.substr(
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chunkOffset,
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chunkSize
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)}\r\n`;
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chunkOffset += chunkSize;
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}
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chunksData += "0\r\n\r\n";
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const buf = new Buffer(enc.encode(chunksData));
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req.r = new BufReader(buf);
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const it = await req.bodyStream();
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let offset = 0;
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for await (const chunk of it) {
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const s = dec.decode(chunk);
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assertEquals(longText.substr(offset, s.length), s);
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offset += s.length;
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}
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}
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});
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test(async function writeUint8ArrayResponse(): Promise<void> {
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const shortText = "Hello";
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const body = new TextEncoder().encode(shortText);
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const res: Response = { body };
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const buf = new Deno.Buffer();
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await writeResponse(buf, res);
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const decoder = new TextDecoder("utf-8");
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const reader = new BufReader(buf);
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let line: Uint8Array;
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line = (await reader.readLine())[0];
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assertEquals(decoder.decode(line), "HTTP/1.1 200 OK");
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line = (await reader.readLine())[0];
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assertEquals(decoder.decode(line), `content-length: ${shortText.length}`);
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line = (await reader.readLine())[0];
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assertEquals(line.byteLength, 0);
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line = (await reader.readLine())[0];
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assertEquals(decoder.decode(line), shortText);
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line = (await reader.readLine())[0];
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assertEquals(line.byteLength, 0);
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});
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test(async function writeStringReaderResponse(): Promise<void> {
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const shortText = "Hello";
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const body = new StringReader(shortText);
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const res: Response = { body };
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const buf = new Deno.Buffer();
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await writeResponse(buf, res);
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const decoder = new TextDecoder("utf-8");
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const reader = new BufReader(buf);
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let line: Uint8Array;
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line = (await reader.readLine())[0];
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assertEquals(decoder.decode(line), "HTTP/1.1 200 OK");
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line = (await reader.readLine())[0];
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assertEquals(decoder.decode(line), "transfer-encoding: chunked");
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line = (await reader.readLine())[0];
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assertEquals(line.byteLength, 0);
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line = (await reader.readLine())[0];
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assertEquals(decoder.decode(line), shortText.length.toString());
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line = (await reader.readLine())[0];
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assertEquals(decoder.decode(line), shortText);
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line = (await reader.readLine())[0];
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assertEquals(decoder.decode(line), "0");
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});
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test(async function readRequestError(): Promise<void> {
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let input = `GET / HTTP/1.1
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malformedHeader
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`;
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const reader = new BufReader(new StringReader(input));
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let err;
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try {
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await readRequest(reader);
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} catch (e) {
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err = e;
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}
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assert(err instanceof Error);
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assertEquals(err.message, "malformed MIME header line: malformedHeader");
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});
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// Ported from Go
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// https://github.com/golang/go/blob/go1.12.5/src/net/http/request_test.go#L377-L443
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// TODO(zekth) fix tests
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test(async function testReadRequestError(): Promise<void> {
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const testCases = {
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0: {
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in: "GET / HTTP/1.1\r\nheader: foo\r\n\r\n",
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headers: [{ key: "header", value: "foo" }],
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err: null
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},
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1: { in: "GET / HTTP/1.1\r\nheader:foo\r\n", err: "EOF", headers: [] },
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2: { in: "", err: "EOF", headers: [] },
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3: {
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in: "HEAD / HTTP/1.1\r\nContent-Length:4\r\n\r\n",
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err: "http: method cannot contain a Content-Length"
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},
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4: {
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in: "HEAD / HTTP/1.1\r\n\r\n",
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headers: [],
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err: null
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},
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// Multiple Content-Length values should either be
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// deduplicated if same or reject otherwise
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// See Issue 16490.
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5: {
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in:
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"POST / HTTP/1.1\r\nContent-Length: 10\r\nContent-Length: 0\r\n\r\nGopher hey\r\n",
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err: "cannot contain multiple Content-Length headers"
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},
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6: {
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in:
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"POST / HTTP/1.1\r\nContent-Length: 10\r\nContent-Length: 6\r\n\r\nGopher\r\n",
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err: "cannot contain multiple Content-Length headers"
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},
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7: {
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in:
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"PUT / HTTP/1.1\r\nContent-Length: 6 \r\nContent-Length: 6\r\nContent-Length:6\r\n\r\nGopher\r\n",
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err: null,
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headers: [{ key: "Content-Length", value: "6" }]
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},
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8: {
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in: "PUT / HTTP/1.1\r\nContent-Length: 1\r\nContent-Length: 6 \r\n\r\n",
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err: "cannot contain multiple Content-Length headers"
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},
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// Setting an empty header is swallowed by textproto
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// see: readMIMEHeader()
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// 9: {
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// in: "POST / HTTP/1.1\r\nContent-Length:\r\nContent-Length: 3\r\n\r\n",
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// err: "cannot contain multiple Content-Length headers"
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// },
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10: {
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in: "HEAD / HTTP/1.1\r\nContent-Length:0\r\nContent-Length: 0\r\n\r\n",
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headers: [{ key: "Content-Length", value: "0" }],
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err: null
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}
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};
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for (const p in testCases) {
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const test = testCases[p];
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const reader = new BufReader(new StringReader(test.in));
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let _err;
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if (test.err && test.err != "EOF") {
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try {
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await readRequest(reader);
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} catch (e) {
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_err = e;
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}
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assertEquals(_err.message, test.err);
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} else {
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const [req, err] = await readRequest(reader);
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assertEquals(test.err, err);
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for (const h of test.headers) {
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assertEquals(req.headers.get(h.key), h.value);
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}
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}
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}
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});
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runIfMain(import.meta);
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