mirror of
https://github.com/denoland/deno
synced 2024-08-25 02:57:22 +00:00
63 lines
2.3 KiB
TypeScript
63 lines
2.3 KiB
TypeScript
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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import * as path from "@std/path/mod.ts";
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import { assert } from "@std/assert/mod.ts";
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import { assertCallbackErrorUncaught } from "../_test_utils.ts";
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import { copyFile, copyFileSync, cpSync, existsSync } from "node:fs";
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const destFile = "./destination.txt";
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Deno.test({
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name: "[std/node/fs] copy file",
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fn: async () => {
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const sourceFile = Deno.makeTempFileSync();
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const err = await new Promise((resolve) => {
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copyFile(sourceFile, destFile, (err?: Error | null) => resolve(err));
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});
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assert(!err);
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assert(existsSync(destFile));
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Deno.removeSync(sourceFile);
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Deno.removeSync(destFile);
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},
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});
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Deno.test({
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name: "[std/node/fs] copy file sync",
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fn: () => {
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const sourceFile = Deno.makeTempFileSync();
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copyFileSync(sourceFile, destFile);
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assert(existsSync(destFile));
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Deno.removeSync(sourceFile);
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Deno.removeSync(destFile);
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},
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});
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Deno.test("[std/node/fs] copyFile callback isn't called twice if error is thrown", async () => {
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// The correct behaviour is not to catch any errors thrown,
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// but that means there'll be an uncaught error and the test will fail.
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// So the only way to test this is to spawn a subprocess, and succeed if it has a non-zero exit code.
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// (assertRejects won't work because there's no way to catch the error.)
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const tempDir = await Deno.makeTempDir();
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const tempFile1 = path.join(tempDir, "file1.txt");
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const tempFile2 = path.join(tempDir, "file2.txt");
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await Deno.writeTextFile(tempFile1, "hello world");
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const importUrl = new URL("node:fs", import.meta.url);
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await assertCallbackErrorUncaught({
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prelude: `import { copyFile } from ${JSON.stringify(importUrl)}`,
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invocation: `copyFile(${JSON.stringify(tempFile1)},
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${JSON.stringify(tempFile2)}, `,
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async cleanup() {
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await Deno.remove(tempDir, { recursive: true });
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},
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});
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});
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Deno.test("[std/node/fs] cp creates destination directory", async () => {
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const tempDir = await Deno.makeTempDir();
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const tempFile1 = path.join(tempDir, "file1.txt");
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const tempFile2 = path.join(tempDir, "dir", "file2.txt");
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await Deno.writeTextFile(tempFile1, "hello world");
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cpSync(tempFile1, tempFile2);
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assert(existsSync(tempFile2));
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await Deno.remove(tempDir, { recursive: true });
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});
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