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// Flags: --expose-internals
'use strict';
const common = require('../common');
const tmpdir = require('../common/tmpdir');
const assert = require('assert');
const fs = require('fs');
const path = require('path');
const { validateRmdirOptions } = require('internal/fs/utils');
tmpdir.refresh();
let count = 0;
const nextDirPath = (name = 'rmdir-recursive') =>
path.join(tmpdir.path, `${name}-${count++}`);
function makeNonEmptyDirectory(depth, files, folders, dirname, createSymLinks) {
fs.mkdirSync(dirname, { recursive: true });
fs.writeFileSync(path.join(dirname, 'text.txt'), 'hello', 'utf8');
const options = { flag: 'wx' };
for (let f = files; f > 0; f--) {
fs.writeFileSync(path.join(dirname, `f-${depth}-${f}`), '', options);
}
if (createSymLinks) {
// Valid symlink
fs.symlinkSync(
`f-${depth}-1`,
path.join(dirname, `link-${depth}-good`),
'file'
);
// Invalid symlink
fs.symlinkSync(
'does-not-exist',
path.join(dirname, `link-${depth}-bad`),
'file'
);
}
// File with a name that looks like a glob
fs.writeFileSync(path.join(dirname, '[a-z0-9].txt'), '', options);
depth--;
if (depth <= 0) {
return;
}
for (let f = folders; f > 0; f--) {
fs.mkdirSync(
path.join(dirname, `folder-${depth}-${f}`),
{ recursive: true }
);
makeNonEmptyDirectory(
depth,
files,
folders,
path.join(dirname, `d-${depth}-${f}`),
createSymLinks
);
}
}
function removeAsync(dir) {
// Removal should fail without the recursive option.
fs.rmdir(dir, common.mustCall((err) => {
assert.strictEqual(err.syscall, 'rmdir');
// Removal should fail without the recursive option set to true.
fs.rmdir(dir, { recursive: false }, common.mustCall((err) => {
assert.strictEqual(err.syscall, 'rmdir');
// Recursive removal should succeed.
fs.rmdir(dir, { recursive: true }, common.mustCall((err) => {
assert.ifError(err);
// No error should occur if recursive and the directory does not exist.
fs.rmdir(dir, { recursive: true }, common.mustCall((err) => {
assert.ifError(err);
// Attempted removal should fail now because the directory is gone.
fs.rmdir(dir, common.mustCall((err) => {
assert.strictEqual(err.syscall, 'rmdir');
}));
}));
}));
}));
}));
}
// Test the asynchronous version
{
// Create a 4-level folder hierarchy including symlinks
let dir = nextDirPath();
makeNonEmptyDirectory(4, 10, 2, dir, true);
removeAsync(dir);
// Create a 2-level folder hierarchy without symlinks
dir = nextDirPath();
makeNonEmptyDirectory(2, 10, 2, dir, false);
removeAsync(dir);
// Create a flat folder including symlinks
dir = nextDirPath();
makeNonEmptyDirectory(1, 10, 2, dir, true);
removeAsync(dir);
}
// Test the synchronous version.
{
const dir = nextDirPath();
makeNonEmptyDirectory(4, 10, 2, dir, true);
// Removal should fail without the recursive option set to true.
assert.throws(() => {
fs.rmdirSync(dir);
}, { syscall: 'rmdir' });
assert.throws(() => {
fs.rmdirSync(dir, { recursive: false });
}, { syscall: 'rmdir' });
// Recursive removal should succeed.
fs.rmdirSync(dir, { recursive: true });
// No error should occur if recursive and the directory does not exist.
fs.rmdirSync(dir, { recursive: true });
// Attempted removal should fail now because the directory is gone.
assert.throws(() => fs.rmdirSync(dir), { syscall: 'rmdir' });
}
// Test the Promises based version.
(async () => {
const dir = nextDirPath();
makeNonEmptyDirectory(4, 10, 2, dir, true);
// Removal should fail without the recursive option set to true.
assert.rejects(fs.promises.rmdir(dir), { syscall: 'rmdir' });
assert.rejects(fs.promises.rmdir(dir, { recursive: false }), {
syscall: 'rmdir'
});
// Recursive removal should succeed.
await fs.promises.rmdir(dir, { recursive: true });
// No error should occur if recursive and the directory does not exist.
await fs.promises.rmdir(dir, { recursive: true });
// Attempted removal should fail now because the directory is gone.
assert.rejects(fs.promises.rmdir(dir), { syscall: 'rmdir' });
})();
// Test input validation.
{
const defaults = {
retryDelay: 100,
maxRetries: 0,
recursive: false
};
const modified = {
retryDelay: 953,
maxRetries: 5,
recursive: true
};
assert.deepStrictEqual(validateRmdirOptions(), defaults);
assert.deepStrictEqual(validateRmdirOptions({}), defaults);
assert.deepStrictEqual(validateRmdirOptions(modified), modified);
assert.deepStrictEqual(validateRmdirOptions({
maxRetries: 99
}), {
retryDelay: 100,
maxRetries: 99,
recursive: false
});
[null, 'foo', 5, NaN].forEach((bad) => {
assert.throws(() => {
validateRmdirOptions(bad);
}, {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: /^The "options" argument must be of type object\./
});
});
[undefined, null, 'foo', Infinity, function() {}].forEach((bad) => {
assert.throws(() => {
validateRmdirOptions({ recursive: bad });
}, {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: /^The "recursive" argument must be of type boolean\./
});
});
assert.throws(() => {
validateRmdirOptions({ retryDelay: -1 });
}, {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: /^The value of "retryDelay" is out of range\./
});
assert.throws(() => {
validateRmdirOptions({ maxRetries: -1 });
}, {
code: 'ERR_OUT_OF_RANGE',
name: 'RangeError',
message: /^The value of "maxRetries" is out of range\./
});
}
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