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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import {
unitTest,
assertEquals,
assertThrows,
assertThrowsAsync,
} from "./test_util.ts";
unitTest(
{ perms: { write: true, read: true } },
function readLinkSyncSuccess(): void {
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 !== "windows") {
Deno.symlinkSync(target, symlink);
const targetPath = Deno.readLinkSync(symlink);
assertEquals(targetPath, target);
}
}
);
unitTest({ perms: { read: false } }, function readLinkSyncPerm(): void {
assertThrows(() => {
Deno.readLinkSync("/symlink");
}, Deno.errors.PermissionDenied);
});
unitTest({ perms: { read: true } }, function readLinkSyncNotFound(): void {
assertThrows(() => {
Deno.readLinkSync("bad_filename");
}, Deno.errors.NotFound);
});
unitTest(
{ perms: { write: true, read: true } },
async function readLinkSuccess(): Promise<void> {
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 !== "windows") {
Deno.symlinkSync(target, symlink);
const targetPath = await Deno.readLink(symlink);
assertEquals(targetPath, target);
}
}
);
unitTest({ perms: { read: false } }, async function readLinkPerm(): Promise<
void
> {
await assertThrowsAsync(async () => {
await Deno.readLink("/symlink");
}, Deno.errors.PermissionDenied);
});
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