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test-esm-symlink.js
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test-esm-symlink.js
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'use strict';
const common = require('../common');
const { spawn } = require('child_process');
const assert = require('assert');
const path = require('path');
const fs = require('fs');
const tmpdir = require('../common/tmpdir');
tmpdir.refresh();
const tmpDir = tmpdir.path;
const entry = path.join(tmpDir, 'entry.mjs');
const real = path.join(tmpDir, 'index.mjs');
const link_absolute_path = path.join(tmpDir, 'absolute');
const link_relative_path = path.join(tmpDir, 'relative');
const link_ignore_extension = path.join(tmpDir,
'ignore_extension.json');
const link_directory = path.join(tmpDir, 'directory');
fs.writeFileSync(real, 'export default [];');
fs.writeFileSync(entry, `
import assert from 'assert';
import real from './index.mjs';
import absolute from './absolute';
import relative from './relative';
import ignoreExtension from './ignore_extension.json';
import directory from './directory';
assert.strictEqual(absolute, real);
assert.strictEqual(relative, real);
assert.strictEqual(ignoreExtension, real);
assert.strictEqual(directory, real);
`);
try {
fs.symlinkSync(real, link_absolute_path);
fs.symlinkSync(path.basename(real), link_relative_path);
fs.symlinkSync(real, link_ignore_extension);
fs.symlinkSync(path.dirname(real), link_directory, 'dir');
} catch (err) {
if (err.code !== 'EPERM') throw err;
common.skip('insufficient privileges for symlinks');
}
spawn(process.execPath, ['--experimental-modules', entry],
{ stdio: 'inherit' }).on('exit', (code) => {
assert.strictEqual(code, 0);
});