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
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.import { assertStrictEquals } from "../testing/asserts.ts";import { dirname, fromFileUrl } from "../path/mod.ts";
const moduleDir = dirname(fromFileUrl(import.meta.url));
Deno.test("[examples/cat] print multiple files", async () => {  const decoder = new TextDecoder();  const command = new Deno.Command(Deno.execPath(), {    args: [      "run",      "--quiet",      "--allow-read",      "cat.ts",      "testdata/cat/hello.txt",      "testdata/cat/world.txt",    ],    cwd: moduleDir,    stdout: "piped",  });  const { stdout } = await command.output();
  try {    const actual = decoder.decode(stdout).trim();    assertStrictEquals(actual, "Hello\nWorld");  } finally {    //  }});