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66 lines
2.2 KiB
66 lines
2.2 KiB
9 years ago
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// Flags: --preserve-symlinks
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'use strict';
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// Refs: https://github.com/nodejs/node/pull/5950
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// This test verifies that symlinked modules are able to find their peer
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// dependencies when using the --preserve-symlinks command line flag.
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// This test passes in v6.2+ with --preserve-symlinks on and in v6.0/v6.1.
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// This test will fail in Node.js v4 and v5 and should not be backported.
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const common = require('../common');
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const fs = require('fs');
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const path = require('path');
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const assert = require('assert');
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common.refreshTmpDir();
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const tmpDir = common.tmpDir;
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// Creates the following structure
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// {tmpDir}
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// ├── app
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// │ ├── index.js
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// │ └── node_modules
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// │ ├── moduleA -> {tmpDir}/moduleA
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// │ └── moduleB
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// │ ├── index.js
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// │ └── package.json
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// └── moduleA
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// ├── index.js
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// └── package.json
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const moduleA = path.join(tmpDir, 'moduleA');
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const app = path.join(tmpDir, 'app');
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const moduleB = path.join(app, 'node_modules', 'moduleB');
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const moduleA_link = path.join(app, 'node_modules', 'moduleA');
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fs.mkdirSync(moduleA);
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fs.mkdirSync(app);
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fs.mkdirSync(path.join(app, 'node_modules'));
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fs.mkdirSync(moduleB);
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// Attempt to make the symlink. If this fails due to lack of sufficient
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// permissions, the test will bail out and be skipped.
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try {
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fs.symlinkSync(moduleA, moduleA_link);
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} catch (err) {
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if (err.code !== 'EPERM') throw err;
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common.skip('insufficient privileges for symlinks');
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return;
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}
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fs.writeFileSync(path.join(moduleA, 'package.json'),
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JSON.stringify({name: 'moduleA', main: 'index.js'}), 'utf8');
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fs.writeFileSync(path.join(moduleA, 'index.js'),
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'module.exports = require(\'moduleB\');', 'utf8');
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fs.writeFileSync(path.join(app, 'index.js'),
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'\'use strict\'; require(\'moduleA\');', 'utf8');
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fs.writeFileSync(path.join(moduleB, 'package.json'),
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JSON.stringify({name: 'moduleB', main: 'index.js'}), 'utf8');
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fs.writeFileSync(path.join(moduleB, 'index.js'),
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'module.exports = 1;', 'utf8');
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assert.doesNotThrow(() => {
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require(path.join(app, 'index'));
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});
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