Moving the name/opts/cb code out into a reusable internal function.

Author: ljharb

lib/test.js

@@ -14,12 +14,11 @@ var nextTick = typeof setImmediate !== 'undefined'
 
 inherits(Test, EventEmitter);
 
-function Test (name_, opts_, cb_) {
-    var self = this;
+var getTestArgs = function (name_, opts_, cb_) {
     var name = '(anonymous)';
     var opts = {};
     var cb;
-    
+
     for (var i = 0; i < arguments.length; i++) {
         switch (typeof arguments[i]) {
             case 'string':
@@ -32,14 +31,26 @@ function Test (name_, opts_, cb_) {
                 cb = arguments[i];
         }
     }
-    
+
+    return {
+        name: name,
+        opts: opts,
+        cb: cb
+    };
+};
+
+function Test (name_, opts_, cb_) {
+    var self = this;
+
+    var args = getTestArgs(name_, opts_, cb_);
+
     this.readable = true;
-    this.name = name || '(anonymous)';
+    this.name = args.name || '(anonymous)';
     this.assertCount = 0;
     this.pendingCount = 0;
-    this._skip = opts.skip || false;
+    this._skip = args.opts.skip || false;
     this._plan = undefined;
-    this._cb = cb;
+    this._cb = args.cb;
     this._progeny = [];
     this._ok = true;
     this.end = function () {