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79 lines
2.3 KiB
TypeScript
79 lines
2.3 KiB
TypeScript
// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
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import {
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assert,
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assertEquals,
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assertThrows,
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assertThrowsAsync,
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pathToAbsoluteFileUrl,
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unitTest,
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} from "./test_util.ts";
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unitTest({ perms: { read: true } }, function readFileSyncSuccess(): void {
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const data = Deno.readFileSync("cli/tests/fixture.json");
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assert(data.byteLength > 0);
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const decoder = new TextDecoder("utf-8");
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const json = decoder.decode(data);
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const pkg = JSON.parse(json);
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assertEquals(pkg.name, "deno");
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});
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unitTest({ perms: { read: true } }, function readFileSyncUrl(): void {
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const data = Deno.readFileSync(
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pathToAbsoluteFileUrl("cli/tests/fixture.json"),
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);
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assert(data.byteLength > 0);
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const decoder = new TextDecoder("utf-8");
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const json = decoder.decode(data);
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const pkg = JSON.parse(json);
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assertEquals(pkg.name, "deno");
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});
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unitTest({ perms: { read: false } }, function readFileSyncPerm(): void {
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assertThrows(() => {
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Deno.readFileSync("cli/tests/fixture.json");
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}, Deno.errors.PermissionDenied);
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});
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unitTest({ perms: { read: true } }, function readFileSyncNotFound(): void {
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assertThrows(() => {
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Deno.readFileSync("bad_filename");
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}, Deno.errors.NotFound);
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});
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unitTest({ perms: { read: true } }, async function readFileUrl(): Promise<
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void
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> {
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const data = await Deno.readFile(
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pathToAbsoluteFileUrl("cli/tests/fixture.json"),
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);
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assert(data.byteLength > 0);
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const decoder = new TextDecoder("utf-8");
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const json = decoder.decode(data);
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const pkg = JSON.parse(json);
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assertEquals(pkg.name, "deno");
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});
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unitTest({ perms: { read: true } }, async function readFileSuccess(): Promise<
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void
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> {
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const data = await Deno.readFile("cli/tests/fixture.json");
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assert(data.byteLength > 0);
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const decoder = new TextDecoder("utf-8");
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const json = decoder.decode(data);
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const pkg = JSON.parse(json);
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assertEquals(pkg.name, "deno");
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});
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unitTest({ perms: { read: false } }, async function readFilePerm(): Promise<
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void
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> {
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await assertThrowsAsync(async () => {
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await Deno.readFile("cli/tests/fixture.json");
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}, Deno.errors.PermissionDenied);
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});
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unitTest({ perms: { read: true } }, function readFileSyncLoop(): void {
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for (let i = 0; i < 256; i++) {
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Deno.readFileSync("cli/tests/fixture.json");
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}
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});
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