Files
vercel/packages/build-utils/test/unit.glob.test.ts
Nathan Rajlich 22d3ee160b [build-utils] Add includeDirectories option to glob() (#9245)
Instead of always including empty directories in `glob()`, make it an
opt-in behavior because technically it's a breaking change to include
them by default.
2023-01-17 19:21:40 -05:00

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import fs from 'fs-extra';
import { join } from 'path';
import { tmpdir } from 'os';
import { glob, isDirectory } from '../src';
describe('glob()', () => {
it('should not return entries for empty directories by default', async () => {
const dir = await fs.mkdtemp(join(tmpdir(), 'build-utils-test'));
try {
await Promise.all([
fs.writeFile(join(dir, 'root.txt'), 'file at the root'),
fs.mkdirp(join(dir, 'empty-dir')),
fs
.mkdirp(join(dir, 'dir-with-file'))
.then(() =>
fs.writeFile(join(dir, 'dir-with-file/data.json'), '{"a":"b"}')
),
fs.mkdirp(join(dir, 'another/subdir')),
]);
const files = await glob('**', dir);
const fileNames = Object.keys(files).sort();
expect(fileNames).toHaveLength(2);
expect(fileNames).toEqual(['dir-with-file/data.json', 'root.txt']);
expect(isDirectory(files['dir-with-file/data.json'].mode)).toEqual(false);
expect(isDirectory(files['root.txt'].mode)).toEqual(false);
expect(files['dir-with-file']).toBeUndefined();
expect(files['another/subdir']).toBeUndefined();
expect(files['empty-dir']).toBeUndefined();
} finally {
await fs.remove(dir);
}
});
it('should return entries for empty directories with `includeDirectories: true`', async () => {
const dir = await fs.mkdtemp(join(tmpdir(), 'build-utils-test'));
try {
await Promise.all([
fs.writeFile(join(dir, 'root.txt'), 'file at the root'),
fs.mkdirp(join(dir, 'empty-dir')),
fs
.mkdirp(join(dir, 'dir-with-file'))
.then(() =>
fs.writeFile(join(dir, 'dir-with-file/data.json'), '{"a":"b"}')
),
fs.mkdirp(join(dir, 'another/subdir')),
]);
const files = await glob('**', { cwd: dir, includeDirectories: true });
const fileNames = Object.keys(files).sort();
expect(fileNames).toHaveLength(4);
expect(fileNames).toEqual([
'another/subdir',
'dir-with-file/data.json',
'empty-dir',
'root.txt',
]);
expect(isDirectory(files['another/subdir'].mode)).toEqual(true);
expect(isDirectory(files['empty-dir'].mode)).toEqual(true);
expect(isDirectory(files['dir-with-file/data.json'].mode)).toEqual(false);
expect(isDirectory(files['root.txt'].mode)).toEqual(false);
expect(files['dir-with-file']).toBeUndefined();
} finally {
await fs.remove(dir);
}
});
});