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denoland-deno/http/server_test.ts

377 lines
11 KiB
TypeScript

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