Update: Refactor tests (closes #103) (#110)

index.js

@@ -111,10 +111,6 @@ File.prototype.clone = function(opt) {
   // Clone our file contents
   var contents;
   if (this.isStream()) {
-    if (typeof this.contents.clone !== 'function') {
-      this.contents = cloneable(this.contents);
-    }
-
     contents = this.contents.clone();
   } else if (this.isBuffer()) {
     contents = opt.contents ? cloneBuffer(this.contents) : this.contents;
@@ -177,7 +173,10 @@ Object.defineProperty(File.prototype, 'contents', {
       throw new Error('File.contents can only be a Buffer, a Stream, or null.');
     }
 
-    if (isStream(val)) {
+    // Ask cloneable if the stream is a already a cloneable
+    // this avoid piping into many streams
+    // reducing the overhead of cloning
+    if (isStream(val) && !cloneable.isCloneable(val)) {
       val = cloneable(val);
     }
 

package.json

@@ -13,30 +13,28 @@
   "dependencies": {
     "clone": "^1.0.0",
     "clone-stats": "^1.0.0",
-    "cloneable-readable": "^0.4.0",
+    "cloneable-readable": "^0.5.0",
     "readable-stream": "^2.1.0",
     "replace-ext": "^1.0.0"
   },
   "devDependencies": {
-    "buffer-equal": "0.0.1",
     "eslint": "^1.7.3",
     "eslint-config-gulp": "^2.0.0",
-    "event-stream": "^3.1.0",
+    "expect": "^1.20.2",
     "github-changes": "^1.0.1",
-    "istanbul": "^0.3.0",
-    "istanbul-coveralls": "^1.0.1",
+    "istanbul": "^0.4.3",
+    "istanbul-coveralls": "^1.0.3",
     "jscs": "^2.3.5",
     "jscs-preset-gulp": "^1.0.0",
-    "lodash.templatesettings": "^3.1.0",
-    "mocha": "^2.0.0",
-    "rimraf": "^2.2.5",
-    "should": "^7.0.0"
+    "mississippi": "^1.2.0",
+    "mocha": "^2.4.5"
   },
   "scripts": {
     "lint": "eslint . && jscs index.js lib/ test/",
     "pretest": "npm run lint",
-    "test": "mocha",
-    "coveralls": "istanbul cover _mocha && istanbul-coveralls",
+    "test": "mocha --async-only",
+    "cover": "istanbul cover _mocha --report lcovonly",
+    "coveralls": "npm run cover && istanbul-coveralls",
     "changelog": "github-changes -o gulpjs -r vinyl -b master -f ./CHANGELOG.md --order-semver --use-commit-body"
   },
   "engines": {