1
0
Fork 0
mirror of https://github.com/denoland/deno.git synced 2024-12-23 15:49:44 -05:00
denoland-deno/js/read_link_test.ts
Ryan Dahl c42a9d7370
Upgrade deno_std (#1892)
A major API change was that asserts are imported from testing/asserts.ts
now rather than testing/mod.ts and assertEqual as renamed to
assertEquals to conform to what is most common in JavaScript.
2019-03-06 20:48:46 -05:00

67 lines
2 KiB
TypeScript

// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
import { testPerm, assert, assertEquals } from "./test_util.ts";
testPerm({ write: true, read: true }, function readlinkSyncSuccess() {
const testDir = Deno.makeTempDirSync();
const target = testDir + "/target";
const symlink = testDir + "/symln";
Deno.mkdirSync(target);
// TODO Add test for Windows once symlink is implemented for Windows.
// See https://github.com/denoland/deno/issues/815.
if (Deno.build.os !== "win") {
Deno.symlinkSync(target, symlink);
const targetPath = Deno.readlinkSync(symlink);
assertEquals(targetPath, target);
}
});
testPerm({ read: false }, async function readlinkSyncPerm() {
let caughtError = false;
try {
Deno.readlinkSync("/symlink");
} catch (e) {
caughtError = true;
assertEquals(e.kind, Deno.ErrorKind.PermissionDenied);
assertEquals(e.name, "PermissionDenied");
}
assert(caughtError);
});
testPerm({ read: true }, function readlinkSyncNotFound() {
let caughtError = false;
let data;
try {
data = Deno.readlinkSync("bad_filename");
} catch (e) {
caughtError = true;
assertEquals(e.kind, Deno.ErrorKind.NotFound);
}
assert(caughtError);
assertEquals(data, undefined);
});
testPerm({ write: true, read: true }, async function readlinkSuccess() {
const testDir = Deno.makeTempDirSync();
const target = testDir + "/target";
const symlink = testDir + "/symln";
Deno.mkdirSync(target);
// TODO Add test for Windows once symlink is implemented for Windows.
// See https://github.com/denoland/deno/issues/815.
if (Deno.build.os !== "win") {
Deno.symlinkSync(target, symlink);
const targetPath = await Deno.readlink(symlink);
assertEquals(targetPath, target);
}
});
testPerm({ read: false }, async function readlinkPerm() {
let caughtError = false;
try {
await Deno.readlink("/symlink");
} catch (e) {
caughtError = true;
assertEquals(e.kind, Deno.ErrorKind.PermissionDenied);
assertEquals(e.name, "PermissionDenied");
}
assert(caughtError);
});