Missing functional tests for minio-js (minio#621)

Adding the missing functional tests and changing the test type in
functional_tests from 'it' to 'step'.

Fixes minio#612

gulpfile.js

@@ -51,6 +51,12 @@ gulp.task('test', ['compile', 'test:compile'], function() {
       reporter: 'spec',
       ui: 'bdd',
     }))
+    .once('error', () => {
+			process.exit(1);
+		})
+		.once('end', () => {
+			process.exit();
+		})
 })
 
 gulp.task('lint', function() {
@@ -69,6 +75,12 @@ gulp.task('functional-test', ['compile'], function() {
         reporter: 'spec',
         ui: 'bdd',
       }))
+      .once('error', () => {
+        process.exit(1);
+      })
+      .once('end', () => {
+        process.exit();
+      })
   })
 })
 

package.json

@@ -29,7 +29,7 @@
   },
   "homepage": "https://github.com/minio/minio-js#readme",
   "dependencies": {
-    "async": "^1.5.0",
+    "async": "^1.5.2",
     "block-stream2": "^1.0.0",
     "concat-stream": "^1.4.8",
     "es6-error": "^2.0.2",
@@ -45,7 +45,7 @@
   },
   "devDependencies": {
     "browserify": "^12.0.1",
-    "chai": "^3.4.0",
+    "chai": "^3.5.0",
     "eslint": "^4.1.1",
     "gulp": "^3.9.0",
     "gulp-babel": "^5.2.1",
@@ -54,9 +54,10 @@
     "gulp-notify": "^2.2.0",
     "gulp-sourcemaps": "^1.5.2",
     "mocha": "^2.3.2",
+    "mocha-steps": "^1.1.0",
     "nock": "^2.12.0",
     "rewire": "^2.3.3",
-    "superagent": "^1.6.1"
+    "superagent": "^1.8.5"
   },
   "keywords": [
     "api",