test: fix on old Node versions

package.json

@@ -16,7 +16,6 @@
   "scripts": {
     "prepublish": "safe-publish-latest",
     "lint": "eslint .",
-    "pretests-only": "symlink-dir test/resolver/symlinked/_/symlink_target test/resolver/symlinked/symlink",
     "tests-only": "tape test/*.js",
     "pretest": "npm run lint",
     "test": "npm run --silent tests-only"
@@ -26,7 +25,6 @@
     "eslint": "^3.19.0",
     "object-keys": "^1.0.11",
     "safe-publish-latest": "^1.1.1",
-    "symlink-dir": "^1.1.0",
     "tap": "0.4.13",
     "tape": "^4.6.3"
   },

test/symlinks.js

@@ -1,46 +1,54 @@
 var path = require('path');
+var fs = require('fs');
 var test = require('tape');
 var resolve = require('../');
 
+var symlinkDir = path.join(__dirname, 'resolver', 'symlinked', 'symlink');
+try {
+    fs.unlinkSync(symlinkDir);
+} 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');
+}
+
 test('symlink', function (t) {
     t.plan(1);
-    var dir = path.join(__dirname, 'resolver', 'symlinked', 'symlink');
 
-    resolve('foo', { basedir: dir }, function (err, res, pkg) {
+    resolve('foo', { basedir: symlinkDir }, function (err, res, pkg) {
         if (err) t.fail(err);
         t.equal(res, path.join(__dirname, 'resolver', 'symlinked', '_', 'node_modules', 'foo.js'));
     });
 });
 
 test('sync symlink when preserveSymlinks = true', function (t) {
     t.plan(4);
-    var dir = path.join(__dirname, 'resolver', 'symlinked', 'symlink');
 
-    resolve('foo', { basedir: dir, preserveSymlinks: true }, function (err, res, pkg) {
+    resolve('foo', { basedir: symlinkDir, preserveSymlinks: true }, 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 \'' + dir + '\'',
+            'Cannot find module \'foo\' from \'' + symlinkDir + '\'',
             'can not find nonexistent module'
         );
     });
 });
 
 test('sync symlink', function (t) {
     var start = new Date();
-    var dir = path.join(__dirname, 'resolver', 'symlinked', 'symlink');
-    t.equal(resolve.sync('foo', { basedir: dir }), path.join(__dirname, 'resolver', 'symlinked', '_', 'node_modules', 'foo.js'));
+    t.equal(resolve.sync('foo', { basedir: symlinkDir }), 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) {
-    var dir = path.join(__dirname, 'resolver', 'symlinked', 'symlink');
     t.throws(function () {
-        resolve.sync('foo', { basedir: dir, preserveSymlinks: true });
+        resolve.sync('foo', { basedir: symlinkDir, preserveSymlinks: true });
     }, /Cannot find module 'foo'/);
     t.end();
 });