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denoland-deno/js/read_link_test.ts
2018-10-04 12:31:39 -04:00

44 lines
1.5 KiB
TypeScript

// Copyright 2018 the Deno authors. All rights reserved. MIT license.
import { test, testPerm, assert, assertEqual } from "./test_util.ts";
import * as deno from "deno";
testPerm({ write: true }, function readlinkSyncSuccess() {
const testDir = deno.makeTempDirSync() + "/test-readlink-sync";
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.platform.os !== "win") {
deno.symlinkSync(target, symlink);
const targetPath = deno.readlinkSync(symlink);
assertEqual(targetPath, target);
}
});
test(function readlinkSyncNotFound() {
let caughtError = false;
let data;
try {
data = deno.readlinkSync("bad_filename");
} catch (e) {
caughtError = true;
assertEqual(e.kind, deno.ErrorKind.NotFound);
}
assert(caughtError);
assertEqual(data, undefined);
});
testPerm({ write: true }, async function readlinkSuccess() {
const testDir = deno.makeTempDirSync() + "/test-readlink";
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.platform.os !== "win") {
deno.symlinkSync(target, symlink);
const targetPath = await deno.readlink(symlink);
assertEqual(targetPath, target);
}
});