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68119e1d7e
All Deno runtime test files were moved to cli/js/tests/ directory. It makes a clear distinction that cli/js/tests/ contains code that is run under Deno runtime as opposed to code in cli/js/ which is used to create bundle and snapshot with "deno_typescript".
176 lines
5.1 KiB
TypeScript
176 lines
5.1 KiB
TypeScript
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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import { unitTest, assert, assertEquals } from "./test_util.ts";
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function readFileString(filename: string): string {
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const dataRead = Deno.readFileSync(filename);
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const dec = new TextDecoder("utf-8");
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return dec.decode(dataRead);
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}
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function writeFileString(filename: string, s: string): void {
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const enc = new TextEncoder();
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const data = enc.encode(s);
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Deno.writeFileSync(filename, data, { mode: 0o666 });
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}
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function assertSameContent(filename1: string, filename2: string): void {
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const data1 = Deno.readFileSync(filename1);
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const data2 = Deno.readFileSync(filename2);
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assertEquals(data1, data2);
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}
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unitTest(
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{ perms: { read: true, write: true } },
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function copyFileSyncSuccess(): void {
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const tempDir = Deno.makeTempDirSync();
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const fromFilename = tempDir + "/from.txt";
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const toFilename = tempDir + "/to.txt";
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writeFileString(fromFilename, "Hello world!");
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Deno.copyFileSync(fromFilename, toFilename);
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// No change to original file
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assertEquals(readFileString(fromFilename), "Hello world!");
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// Original == Dest
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assertSameContent(fromFilename, toFilename);
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}
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);
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unitTest(
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{ perms: { write: true, read: true } },
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function copyFileSyncFailure(): void {
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const tempDir = Deno.makeTempDirSync();
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const fromFilename = tempDir + "/from.txt";
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const toFilename = tempDir + "/to.txt";
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// We skip initial writing here, from.txt does not exist
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let err;
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try {
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Deno.copyFileSync(fromFilename, toFilename);
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} catch (e) {
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err = e;
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}
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assert(!!err);
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assert(err instanceof Deno.errors.NotFound);
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}
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);
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unitTest(
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{ perms: { write: true, read: false } },
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function copyFileSyncPerm1(): void {
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let caughtError = false;
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try {
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Deno.copyFileSync("/from.txt", "/to.txt");
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} catch (e) {
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caughtError = true;
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assert(e instanceof Deno.errors.PermissionDenied);
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}
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assert(caughtError);
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}
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);
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unitTest(
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{ perms: { write: false, read: true } },
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function copyFileSyncPerm2(): void {
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let caughtError = false;
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try {
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Deno.copyFileSync("/from.txt", "/to.txt");
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} catch (e) {
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caughtError = true;
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assert(e instanceof Deno.errors.PermissionDenied);
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}
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assert(caughtError);
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}
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);
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unitTest(
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{ perms: { read: true, write: true } },
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function copyFileSyncOverwrite(): void {
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const tempDir = Deno.makeTempDirSync();
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const fromFilename = tempDir + "/from.txt";
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const toFilename = tempDir + "/to.txt";
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writeFileString(fromFilename, "Hello world!");
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// Make Dest exist and have different content
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writeFileString(toFilename, "Goodbye!");
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Deno.copyFileSync(fromFilename, toFilename);
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// No change to original file
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assertEquals(readFileString(fromFilename), "Hello world!");
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// Original == Dest
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assertSameContent(fromFilename, toFilename);
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}
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);
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unitTest(
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{ perms: { read: true, write: true } },
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async function copyFileSuccess(): Promise<void> {
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const tempDir = Deno.makeTempDirSync();
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const fromFilename = tempDir + "/from.txt";
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const toFilename = tempDir + "/to.txt";
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writeFileString(fromFilename, "Hello world!");
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await Deno.copyFile(fromFilename, toFilename);
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// No change to original file
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assertEquals(readFileString(fromFilename), "Hello world!");
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// Original == Dest
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assertSameContent(fromFilename, toFilename);
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}
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);
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unitTest(
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{ perms: { read: true, write: true } },
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async function copyFileFailure(): Promise<void> {
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const tempDir = Deno.makeTempDirSync();
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const fromFilename = tempDir + "/from.txt";
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const toFilename = tempDir + "/to.txt";
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// We skip initial writing here, from.txt does not exist
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let err;
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try {
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await Deno.copyFile(fromFilename, toFilename);
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} catch (e) {
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err = e;
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}
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assert(!!err);
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assert(err instanceof Deno.errors.NotFound);
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}
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);
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unitTest(
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{ perms: { read: true, write: true } },
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async function copyFileOverwrite(): Promise<void> {
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const tempDir = Deno.makeTempDirSync();
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const fromFilename = tempDir + "/from.txt";
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const toFilename = tempDir + "/to.txt";
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writeFileString(fromFilename, "Hello world!");
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// Make Dest exist and have different content
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writeFileString(toFilename, "Goodbye!");
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await Deno.copyFile(fromFilename, toFilename);
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// No change to original file
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assertEquals(readFileString(fromFilename), "Hello world!");
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// Original == Dest
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assertSameContent(fromFilename, toFilename);
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}
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);
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unitTest(
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{ perms: { read: false, write: true } },
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async function copyFilePerm1(): Promise<void> {
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let caughtError = false;
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try {
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await Deno.copyFile("/from.txt", "/to.txt");
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} catch (e) {
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caughtError = true;
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assert(e instanceof Deno.errors.PermissionDenied);
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}
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assert(caughtError);
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}
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);
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unitTest(
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{ perms: { read: true, write: false } },
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async function copyFilePerm2(): Promise<void> {
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let caughtError = false;
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try {
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await Deno.copyFile("/from.txt", "/to.txt");
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} catch (e) {
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caughtError = true;
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assert(e instanceof Deno.errors.PermissionDenied);
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}
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assert(caughtError);
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}
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);
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