fix test directory without ending slash

Author: jrainville

lib/tests/run_tests.js

@@ -32,14 +32,23 @@ module.exports = {
     }
 
     async.waterfall([
-      function getFiles(next) {
-        if (filePath.substr(-1) !== '/') {
-          return fs.access(filePath, (err) => {
-            if (err) {
-              return next(`File "${filePath}" doesn't exist or you don't have permission to it`.red);
-            }
-            next(null, [filePath]);
-          });
+      function checkIfDir(next) {
+        if (filePath.substr(-1) === '/') {
+          return next(null, null);
+        }
+        fs.stat(filePath, (err, stats) => {
+          if (err) {
+            return next(`File "${filePath}" doesn't exist or you don't have permission to it`.red);
+          }
+          if (stats.isDirectory()) {
+            return next(null, null);
+          }
+          next(null, [filePath]);
+        });
+      },
+      function getFiles(files, next) {
+        if (files) {
+          return next(null, files);
         }
         getFilesFromDir(filePath, (err, files) => {
           if (err) {
@@ -56,7 +65,7 @@ module.exports = {
         global.assert = assert;
         global.config = test.config.bind(test);
 
-        let deprecatedWarning = function() {
+        let deprecatedWarning = function () {
           console.error(__('%s are not supported anymore', 'EmbarkSpec & deployAll').red);
           console.info(__('You can learn about the new revamped tests here: %s', 'https://embark.status.im/docs/testing.html'.underline));
           process.exit();
@@ -69,7 +78,7 @@ module.exports = {
         // Override require to enable `require('Embark/contracts/contractName');`
         const Module = require('module');
         const originalRequire = require('module').prototype.require;
-        Module.prototype.require = function(requireName) {
+        Module.prototype.require = function (requireName) {
           if (requireName.startsWith('Embark')) {
             return test.require(...arguments);
           }
@@ -101,7 +110,7 @@ module.exports = {
             });
           });
 
-          mocha.run(function(fails) {
+          mocha.run(function (fails) {
             failures += fails;
             // Mocha prints the error already
             eachCb();