summaryrefslogtreecommitdiff
path: root/std/http/file_server_test.ts
blob: 7a369933771d862a567ec6656bb553347d67e343 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { assert, assertEquals } from "../testing/asserts.ts";
import { BufReader } from "../io/bufio.ts";
import { TextProtoReader } from "../textproto/mod.ts";
import { ServerRequest } from "./server.ts";
import { serveFile } from "./file_server.ts";
const { test } = Deno;
let fileServer: Deno.Process;

async function startFileServer(): Promise<void> {
  fileServer = Deno.run({
    cmd: [
      Deno.execPath(),
      "run",
      "--allow-read",
      "--allow-net",
      "http/file_server.ts",
      ".",
      "--cors",
    ],
    stdout: "piped",
    stderr: "null",
  });
  // Once fileServer is ready it will write to its stdout.
  assert(fileServer.stdout != null);
  const r = new TextProtoReader(new BufReader(fileServer.stdout));
  const s = await r.readLine();
  assert(s !== null && s.includes("server listening"));
}

function killFileServer(): void {
  fileServer.close();
  fileServer.stdout?.close();
}

test("file_server serveFile", async (): Promise<void> => {
  await startFileServer();
  try {
    const res = await fetch("http://localhost:4500/README.md");
    assert(res.headers.has("access-control-allow-origin"));
    assert(res.headers.has("access-control-allow-headers"));
    assertEquals(res.headers.get("content-type"), "text/markdown");
    const downloadedFile = await res.text();
    const localFile = new TextDecoder().decode(
      await Deno.readFile("README.md")
    );
    assertEquals(downloadedFile, localFile);
  } finally {
    killFileServer();
  }
});

test("serveDirectory", async function (): Promise<void> {
  await startFileServer();
  try {
    const res = await fetch("http://localhost:4500/");
    assert(res.headers.has("access-control-allow-origin"));
    assert(res.headers.has("access-control-allow-headers"));
    const page = await res.text();
    assert(page.includes("README.md"));

    // `Deno.FileInfo` is not completely compatible with Windows yet
    // TODO: `mode` should work correctly in the future.
    // Correct this test case accordingly.
    Deno.build.os !== "windows" &&
      assert(/<td class="mode">(\s)*\([a-zA-Z-]{10}\)(\s)*<\/td>/.test(page));
    Deno.build.os === "windows" &&
      assert(/<td class="mode">(\s)*\(unknown mode\)(\s)*<\/td>/.test(page));
    assert(page.includes(`<a href="/README.md">README.md</a>`));
  } finally {
    killFileServer();
  }
});

test("serveFallback", async function (): Promise<void> {
  await startFileServer();
  try {
    const res = await fetch("http://localhost:4500/badfile.txt");
    assert(res.headers.has("access-control-allow-origin"));
    assert(res.headers.has("access-control-allow-headers"));
    assertEquals(res.status, 404);
    const _ = await res.text();
  } finally {
    killFileServer();
  }
});

test("serveWithUnorthodoxFilename", async function (): Promise<void> {
  await startFileServer();
  try {
    let res = await fetch("http://localhost:4500/http/testdata/%");
    assert(res.headers.has("access-control-allow-origin"));
    assert(res.headers.has("access-control-allow-headers"));
    assertEquals(res.status, 200);
    let _ = await res.text();
    res = await fetch("http://localhost:4500/http/testdata/test%20file.txt");
    assert(res.headers.has("access-control-allow-origin"));
    assert(res.headers.has("access-control-allow-headers"));
    assertEquals(res.status, 200);
    _ = await res.text();
  } finally {
    killFileServer();
  }
});

test("printHelp", async function (): Promise<void> {
  const helpProcess = Deno.run({
    cmd: [
      Deno.execPath(),
      "run",
      // TODO(ry) It ought to be possible to get the help output without
      // --allow-read.
      "--allow-read",
      "http/file_server.ts",
      "--help",
    ],
    stdout: "piped",
  });
  assert(helpProcess.stdout != null);
  const r = new TextProtoReader(new BufReader(helpProcess.stdout));
  const s = await r.readLine();
  assert(s !== null && s.includes("Deno File Server"));
  helpProcess.close();
  helpProcess.stdout.close();
});

test("contentType", async () => {
  const request = new ServerRequest();
  const response = await serveFile(request, "http/testdata/hello.html");
  const contentType = response.headers!.get("content-type");
  assertEquals(contentType, "text/html");
  (response.body as Deno.File).close();
});