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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
import { assertEquals, assertRejects, assertThrows } from "./test_util.ts";
// chown on Windows is noop for now, so ignore its testing on Windows
async function getUidAndGid(): Promise<{ uid: number; gid: number }> {
// get the user ID and group ID of the current process
const uidProc = await new Deno.Command("id", {
args: ["-u"],
}).output();
const gidProc = await new Deno.Command("id", {
args: ["-g"],
}).output();
assertEquals(uidProc.code, 0);
assertEquals(gidProc.code, 0);
const uid = parseInt(new TextDecoder("utf-8").decode(uidProc.stdout));
const gid = parseInt(new TextDecoder("utf-8").decode(gidProc.stdout));
return { uid, gid };
}
Deno.test(
{ ignore: Deno.build.os == "windows", permissions: { write: false } },
async function chownNoWritePermission() {
const filePath = "chown_test_file.txt";
await assertRejects(async () => {
await Deno.chown(filePath, 1000, 1000);
}, Deno.errors.NotCapable);
},
);
Deno.test(
{
permissions: { run: true, write: true },
ignore: Deno.build.os == "windows",
},
async function chownSyncFileNotExist() {
const { uid, gid } = await getUidAndGid();
const filePath = Deno.makeTempDirSync() + "/chown_test_file.txt";
assertThrows(
() => {
Deno.chownSync(filePath, uid, gid);
},
Deno.errors.NotFound,
`chown '${filePath}'`,
);
},
);
Deno.test(
{
permissions: { run: true, write: true },
ignore: Deno.build.os == "windows",
},
async function chownFileNotExist() {
const { uid, gid } = await getUidAndGid();
const filePath = (await Deno.makeTempDir()) + "/chown_test_file.txt";
await assertRejects(
async () => {
await Deno.chown(filePath, uid, gid);
},
Deno.errors.NotFound,
`chown '${filePath}'`,
);
},
);
Deno.test(
{ permissions: { write: true }, ignore: Deno.build.os == "windows" },
function chownSyncPermissionDenied() {
const dirPath = Deno.makeTempDirSync();
const filePath = dirPath + "/chown_test_file.txt";
Deno.writeTextFileSync(filePath, "Hello");
assertThrows(() => {
// try changing the file's owner to root
Deno.chownSync(filePath, 0, 0);
}, Deno.errors.PermissionDenied);
Deno.removeSync(dirPath, { recursive: true });
},
);
Deno.test(
{ permissions: { write: true }, ignore: Deno.build.os == "windows" },
async function chownPermissionDenied() {
const dirPath = await Deno.makeTempDir();
const filePath = dirPath + "/chown_test_file.txt";
await Deno.writeTextFile(filePath, "Hello");
await assertRejects(async () => {
// try changing the file's owner to root
await Deno.chown(filePath, 0, 0);
}, Deno.errors.PermissionDenied);
await Deno.remove(dirPath, { recursive: true });
},
);
Deno.test(
{
permissions: { run: true, write: true },
ignore: Deno.build.os == "windows",
},
async function chownSyncSucceed() {
// TODO(bartlomieju): when a file's owner is actually being changed,
// chown only succeeds if run under privileged user (root)
// The test script has no such privilege, so need to find a better way to test this case
const { uid, gid } = await getUidAndGid();
const dirPath = Deno.makeTempDirSync();
const filePath = dirPath + "/chown_test_file.txt";
Deno.writeTextFileSync(filePath, "Hello");
// the test script creates this file with the same uid and gid,
// here chown is a noop so it succeeds under non-privileged user
Deno.chownSync(filePath, uid, gid);
Deno.removeSync(dirPath, { recursive: true });
},
);
Deno.test(
{
permissions: { run: true, write: true },
ignore: Deno.build.os == "windows",
},
async function chownSyncWithUrl() {
const { uid, gid } = await getUidAndGid();
const dirPath = Deno.makeTempDirSync();
const fileUrl = new URL(`file://${dirPath}/chown_test_file.txt`);
Deno.writeTextFileSync(fileUrl, "Hello");
Deno.chownSync(fileUrl, uid, gid);
Deno.removeSync(dirPath, { recursive: true });
},
);
Deno.test(
{
permissions: { run: true, write: true },
ignore: Deno.build.os == "windows",
},
async function chownSucceed() {
const { uid, gid } = await getUidAndGid();
const dirPath = await Deno.makeTempDir();
const filePath = dirPath + "/chown_test_file.txt";
await Deno.writeTextFile(filePath, "Hello");
await Deno.chown(filePath, uid, gid);
Deno.removeSync(dirPath, { recursive: true });
},
);
Deno.test(
{
permissions: { run: true, write: true },
ignore: Deno.build.os == "windows",
},
async function chownUidOnly() {
const { uid } = await getUidAndGid();
const dirPath = await Deno.makeTempDir();
const filePath = dirPath + "/chown_test_file.txt";
await Deno.writeTextFile(filePath, "Foo");
await Deno.chown(filePath, uid, null);
Deno.removeSync(dirPath, { recursive: true });
},
);
Deno.test(
{
permissions: { run: true, write: true },
ignore: Deno.build.os == "windows",
},
async function chownWithUrl() {
// TODO(bartlomieju): same as chownSyncSucceed
const { uid, gid } = await getUidAndGid();
const enc = new TextEncoder();
const dirPath = await Deno.makeTempDir();
const fileUrl = new URL(`file://${dirPath}/chown_test_file.txt`);
const fileData = enc.encode("Hello");
await Deno.writeFile(fileUrl, fileData);
// the test script creates this file with the same uid and gid,
// here chown is a noop so it succeeds under non-privileged user
await Deno.chown(fileUrl, uid, gid);
Deno.removeSync(dirPath, { recursive: true });
},
);
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