var path = require('path'); var fs = require('fs'); var test = require('tape'); var resolve = require('../');
var symlinkDir = path.join(__dirname, 'resolver', 'symlinked', 'symlink'); var packageDir = path.join(__dirname, 'resolver', 'symlinked', '_', 'node_modules', 'package'); try {
fs.unlinkSync(symlinkDir);
} catch (err) {} try {
fs.unlinkSync(packageDir);
} catch (err) {} try {
fs.symlinkSync('./_/symlink_target', symlinkDir, 'dir');
} catch (err) {
// if fails then it is probably on Windows and lets try to create a junction fs.symlinkSync(path.join(__dirname, 'resolver', 'symlinked', '_', 'symlink_target') + '\\', symlinkDir, 'junction');
} try {
fs.symlinkSync('../../package', packageDir, 'dir');
} catch (err) {
// if fails then it is probably on Windows and lets try to create a junction fs.symlinkSync(path.join(__dirname, '..', '..', 'package') + '\\', packageDir, 'junction');
}
test('symlink', function (t) {
t.plan(2); resolve('foo', { basedir: symlinkDir, preserveSymlinks: false }, function (err, res, pkg) { t.error(err); t.equal(res, path.join(__dirname, 'resolver', 'symlinked', '_', 'node_modules', 'foo.js')); });
});
test('sync symlink when preserveSymlinks = true', function (t) {
t.plan(4); resolve('foo', { basedir: symlinkDir }, function (err, res, pkg) { t.ok(err, 'there is an error'); t.notOk(res, 'no result'); t.equal(err && err.code, 'MODULE_NOT_FOUND', 'error code matches require.resolve'); t.equal( err && err.message, 'Cannot find module \'foo\' from \'' + symlinkDir + '\'', 'can not find nonexistent module' ); });
});
test('sync symlink', function (t) {
var start = new Date(); t.doesNotThrow(function () { t.equal(resolve.sync('foo', { basedir: symlinkDir, preserveSymlinks: false }), path.join(__dirname, 'resolver', 'symlinked', '_', 'node_modules', 'foo.js')); }); t.ok(new Date() - start < 50, 'resolve.sync timedout'); t.end();
});
test('sync symlink when preserveSymlinks = true', function (t) {
t.throws(function () { resolve.sync('foo', { basedir: symlinkDir }); }, /Cannot find module 'foo'/); t.end();
});
test('sync symlink from node_modules to other dir when preserveSymlinks = false', function (t) {
var basedir = path.join(__dirname, 'resolver', 'symlinked', '_'); var fn = resolve.sync('package', { basedir: basedir, preserveSymlinks: false }); t.equal(fn, path.resolve(__dirname, 'resolver/symlinked/package/bar.js')); t.end();
});
test('async symlink from node_modules to other dir when preserveSymlinks = false', function (t) {
t.plan(2); var basedir = path.join(__dirname, 'resolver', 'symlinked', '_'); resolve('package', { basedir: basedir, preserveSymlinks: false }, function (err, result) { t.notOk(err, 'no error'); t.equal(result, path.resolve(__dirname, 'resolver/symlinked/package/bar.js')); t.end(); });
});