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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { testPerm, assert, assertEquals } from "./test_util.ts";
const isNotWindows = Deno.build.os !== "win";
testPerm({ read: true, write: true }, function chmodSyncSuccess(): void {
const enc = new TextEncoder();
const data = enc.encode("Hello");
const tempDir = Deno.makeTempDirSync();
const filename = tempDir + "/test.txt";
Deno.writeFileSync(filename, data, { perm: 0o666 });
// On windows no effect, but should not crash
Deno.chmodSync(filename, 0o777);
// Check success when not on windows
if (isNotWindows) {
const fileInfo = Deno.statSync(filename);
assert(fileInfo.mode);
assertEquals(fileInfo.mode & 0o777, 0o777);
}
});
// Check symlink when not on windows
if (isNotWindows) {
testPerm(
{ read: true, write: true },
function chmodSyncSymlinkSuccess(): void {
const enc = new TextEncoder();
const data = enc.encode("Hello");
const tempDir = Deno.makeTempDirSync();
const filename = tempDir + "/test.txt";
Deno.writeFileSync(filename, data, { perm: 0o666 });
const symlinkName = tempDir + "/test_symlink.txt";
Deno.symlinkSync(filename, symlinkName);
let symlinkInfo = Deno.lstatSync(symlinkName);
assert(symlinkInfo.mode);
const symlinkMode = symlinkInfo.mode & 0o777; // platform dependent
Deno.chmodSync(symlinkName, 0o777);
// Change actual file mode, not symlink
const fileInfo = Deno.statSync(filename);
assert(fileInfo.mode);
assertEquals(fileInfo.mode & 0o777, 0o777);
symlinkInfo = Deno.lstatSync(symlinkName);
assert(symlinkInfo.mode);
assertEquals(symlinkInfo.mode & 0o777, symlinkMode);
}
);
}
testPerm({ write: true }, function chmodSyncFailure(): void {
let err;
try {
const filename = "/badfile.txt";
Deno.chmodSync(filename, 0o777);
} catch (e) {
err = e;
}
assert(err instanceof Deno.errors.NotFound);
});
testPerm({ write: false }, function chmodSyncPerm(): void {
let err;
try {
Deno.chmodSync("/somefile.txt", 0o777);
} catch (e) {
err = e;
}
assert(err instanceof Deno.errors.PermissionDenied);
assertEquals(err.name, "PermissionDenied");
});
testPerm({ read: true, write: true }, async function chmodSuccess(): Promise<
void
> {
const enc = new TextEncoder();
const data = enc.encode("Hello");
const tempDir = Deno.makeTempDirSync();
const filename = tempDir + "/test.txt";
Deno.writeFileSync(filename, data, { perm: 0o666 });
// On windows no effect, but should not crash
await Deno.chmod(filename, 0o777);
// Check success when not on windows
if (isNotWindows) {
const fileInfo = Deno.statSync(filename);
assert(fileInfo.mode);
assertEquals(fileInfo.mode & 0o777, 0o777);
}
});
// Check symlink when not on windows
if (isNotWindows) {
testPerm(
{ read: true, write: true },
async function chmodSymlinkSuccess(): Promise<void> {
const enc = new TextEncoder();
const data = enc.encode("Hello");
const tempDir = Deno.makeTempDirSync();
const filename = tempDir + "/test.txt";
Deno.writeFileSync(filename, data, { perm: 0o666 });
const symlinkName = tempDir + "/test_symlink.txt";
Deno.symlinkSync(filename, symlinkName);
let symlinkInfo = Deno.lstatSync(symlinkName);
assert(symlinkInfo.mode);
const symlinkMode = symlinkInfo.mode & 0o777; // platform dependent
await Deno.chmod(symlinkName, 0o777);
// Just change actual file mode, not symlink
const fileInfo = Deno.statSync(filename);
assert(fileInfo.mode);
assertEquals(fileInfo.mode & 0o777, 0o777);
symlinkInfo = Deno.lstatSync(symlinkName);
assert(symlinkInfo.mode);
assertEquals(symlinkInfo.mode & 0o777, symlinkMode);
}
);
}
testPerm({ write: true }, async function chmodFailure(): Promise<void> {
let err;
try {
const filename = "/badfile.txt";
await Deno.chmod(filename, 0o777);
} catch (e) {
err = e;
}
assert(err instanceof Deno.errors.NotFound);
});
testPerm({ write: false }, async function chmodPerm(): Promise<void> {
let err;
try {
await Deno.chmod("/somefile.txt", 0o777);
} catch (e) {
err = e;
}
assert(err instanceof Deno.errors.PermissionDenied);
assertEquals(err.name, "PermissionDenied");
});
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