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![Asher Gomez](/assets/img/avatar_default.png)
This PR: 1. Replaces `@test_util/std`-prefixed imports with `@std`. 2. Adds `@std/` import map entries to a few `deno.json` files.
124 lines
3.7 KiB
TypeScript
124 lines
3.7 KiB
TypeScript
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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import { assertCallbackErrorUncaught } from "../_test_utils.ts";
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import { promises, readFile, readFileSync } from "node:fs";
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import * as path from "@std/path/mod.ts";
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import { assert, assertEquals } from "@std/assert/mod.ts";
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const moduleDir = path.dirname(path.fromFileUrl(import.meta.url));
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const testData = path.resolve(moduleDir, "testdata", "hello.txt");
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Deno.test("readFileSuccess", async function () {
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const data = await new Promise((res, rej) => {
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readFile(testData, (err, data) => {
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if (err) {
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rej(err);
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}
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res(data);
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});
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});
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assert(data instanceof Uint8Array);
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assertEquals(new TextDecoder().decode(data as Uint8Array), "hello world");
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});
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Deno.test("readFileEncodeUtf8Success", async function () {
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const data = await new Promise((res, rej) => {
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readFile(testData, { encoding: "utf8" }, (err, data) => {
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if (err) {
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rej(err);
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}
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res(data);
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});
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});
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assertEquals(typeof data, "string");
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assertEquals(data as string, "hello world");
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});
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Deno.test("readFileEncodeHexSuccess", async function () {
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const data = await new Promise((res, rej) => {
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readFile(testData, { encoding: "hex" }, (err, data) => {
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if (err) {
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rej(err);
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}
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res(data);
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});
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});
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assertEquals(typeof data, "string");
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assertEquals(data as string, "68656c6c6f20776f726c64");
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});
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Deno.test("readFileEncodeBase64Success", async function () {
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const data = await new Promise((res, rej) => {
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readFile(testData, { encoding: "base64" }, (err, data) => {
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if (err) {
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rej(err);
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}
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res(data);
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});
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});
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assertEquals(typeof data, "string");
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assertEquals(data as string, "aGVsbG8gd29ybGQ=");
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});
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Deno.test("readFileEncodingAsString", async function () {
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const data = await new Promise((res, rej) => {
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readFile(testData, "utf8", (err, data) => {
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if (err) {
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rej(err);
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}
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res(data);
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});
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});
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assertEquals(typeof data, "string");
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assertEquals(data as string, "hello world");
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});
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Deno.test("readFileSyncSuccess", function () {
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const data = readFileSync(testData);
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assert(data instanceof Uint8Array);
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assertEquals(new TextDecoder().decode(data as Uint8Array), "hello world");
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});
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Deno.test("readFileEncodeUtf8Success", function () {
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const data = readFileSync(testData, { encoding: "utf8" });
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assertEquals(typeof data, "string");
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assertEquals(data as string, "hello world");
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});
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Deno.test("readFileEncodeHexSuccess", function () {
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const data = readFileSync(testData, { encoding: "hex" });
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assertEquals(typeof data, "string");
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assertEquals(data as string, "68656c6c6f20776f726c64");
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});
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Deno.test("readFileEncodeBase64Success", function () {
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const data = readFileSync(testData, { encoding: "base64" });
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assertEquals(typeof data, "string");
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assertEquals(data as string, "aGVsbG8gd29ybGQ=");
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});
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Deno.test("readFileEncodeAsString", function () {
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const data = readFileSync(testData, "utf8");
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assertEquals(typeof data, "string");
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assertEquals(data as string, "hello world");
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});
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Deno.test("[std/node/fs] readFile callback isn't called twice if error is thrown", async () => {
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const tempFile = await Deno.makeTempFile();
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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 { readFile } from ${JSON.stringify(importUrl)}`,
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invocation: `readFile(${JSON.stringify(tempFile)}, `,
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async cleanup() {
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await Deno.remove(tempFile);
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},
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});
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});
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Deno.test("fs.promises.readFile with no arg call rejects with error correctly", async () => {
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// @ts-ignore no arg call needs to be supported
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await promises.readFile().catch((_e) => {});
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});
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