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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { assert, assertEquals, assertThrows, unitTest } from "./test_util.ts";
function assertMissing(path: string): void {
let caughtErr = false;
let info;
try {
info = Deno.lstatSync(path);
} catch (e) {
caughtErr = true;
assert(e instanceof Deno.errors.NotFound);
}
assert(caughtErr);
assertEquals(info, undefined);
}
function assertFile(path: string): void {
const info = Deno.lstatSync(path);
assert(info.isFile);
}
function assertDirectory(path: string, mode?: number): void {
const info = Deno.lstatSync(path);
assert(info.isDirectory);
if (Deno.build.os !== "windows" && mode !== undefined) {
assertEquals(info.mode! & 0o777, mode & ~Deno.umask());
}
}
unitTest(
{ perms: { read: true, write: true } },
function renameSyncSuccess(): void {
const testDir = Deno.makeTempDirSync();
const oldpath = testDir + "/oldpath";
const newpath = testDir + "/newpath";
Deno.mkdirSync(oldpath);
Deno.renameSync(oldpath, newpath);
assertDirectory(newpath);
assertMissing(oldpath);
},
);
unitTest(
{ perms: { read: false, write: true } },
function renameSyncReadPerm(): void {
assertThrows(() => {
const oldpath = "/oldbaddir";
const newpath = "/newbaddir";
Deno.renameSync(oldpath, newpath);
}, Deno.errors.PermissionDenied);
},
);
unitTest(
{ perms: { read: true, write: false } },
function renameSyncWritePerm(): void {
assertThrows(() => {
const oldpath = "/oldbaddir";
const newpath = "/newbaddir";
Deno.renameSync(oldpath, newpath);
}, Deno.errors.PermissionDenied);
},
);
unitTest(
{ perms: { read: true, write: true } },
async function renameSuccess(): Promise<void> {
const testDir = Deno.makeTempDirSync();
const oldpath = testDir + "/oldpath";
const newpath = testDir + "/newpath";
Deno.mkdirSync(oldpath);
await Deno.rename(oldpath, newpath);
assertDirectory(newpath);
assertMissing(oldpath);
},
);
function readFileString(filename: string): string {
const dataRead = Deno.readFileSync(filename);
const dec = new TextDecoder("utf-8");
return dec.decode(dataRead);
}
function writeFileString(filename: string, s: string): void {
const enc = new TextEncoder();
const data = enc.encode(s);
Deno.writeFileSync(filename, data, { mode: 0o666 });
}
unitTest(
{ ignore: Deno.build.os === "windows", perms: { read: true, write: true } },
function renameSyncErrorsUnix(): void {
const testDir = Deno.makeTempDirSync();
const oldfile = testDir + "/oldfile";
const olddir = testDir + "/olddir";
const emptydir = testDir + "/empty";
const fulldir = testDir + "/dir";
const file = fulldir + "/file";
writeFileString(oldfile, "Hello");
Deno.mkdirSync(olddir);
Deno.mkdirSync(emptydir);
Deno.mkdirSync(fulldir);
writeFileString(file, "world");
assertThrows(
(): void => {
Deno.renameSync(oldfile, emptydir);
},
Error,
"Is a directory",
);
assertThrows(
(): void => {
Deno.renameSync(olddir, fulldir);
},
Error,
"Directory not empty",
);
assertThrows(
(): void => {
Deno.renameSync(olddir, file);
},
Error,
"Not a directory",
);
const fileLink = testDir + "/fileLink";
const dirLink = testDir + "/dirLink";
const danglingLink = testDir + "/danglingLink";
Deno.symlinkSync(file, fileLink);
Deno.symlinkSync(emptydir, dirLink);
Deno.symlinkSync(testDir + "/nonexistent", danglingLink);
assertThrows(
(): void => {
Deno.renameSync(olddir, fileLink);
},
Error,
"Not a directory",
);
assertThrows(
(): void => {
Deno.renameSync(olddir, dirLink);
},
Error,
"Not a directory",
);
assertThrows(
(): void => {
Deno.renameSync(olddir, danglingLink);
},
Error,
"Not a directory",
);
// should succeed on Unix
Deno.renameSync(olddir, emptydir);
Deno.renameSync(oldfile, dirLink);
Deno.renameSync(dirLink, danglingLink);
assertFile(danglingLink);
assertEquals("Hello", readFileString(danglingLink));
},
);
unitTest(
{ ignore: Deno.build.os !== "windows", perms: { read: true, write: true } },
function renameSyncErrorsWin(): void {
const testDir = Deno.makeTempDirSync();
const oldfile = testDir + "/oldfile";
const olddir = testDir + "/olddir";
const emptydir = testDir + "/empty";
const fulldir = testDir + "/dir";
const file = fulldir + "/file";
writeFileString(oldfile, "Hello");
Deno.mkdirSync(olddir);
Deno.mkdirSync(emptydir);
Deno.mkdirSync(fulldir);
writeFileString(file, "world");
assertThrows(
(): void => {
Deno.renameSync(oldfile, emptydir);
},
Deno.errors.PermissionDenied,
"Access is denied",
);
assertThrows(
(): void => {
Deno.renameSync(olddir, fulldir);
},
Deno.errors.PermissionDenied,
"Access is denied",
);
assertThrows(
(): void => {
Deno.renameSync(olddir, emptydir);
},
Deno.errors.PermissionDenied,
"Access is denied",
);
// should succeed on Windows
Deno.renameSync(olddir, file);
assertDirectory(file);
},
);
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