mm - npm Package Compare versions

Comparing version 0.0.7 to 0.0.8

History.md

 
+0.0.8 / 2012-11-27 
+==================
+
+  * add mm.datas(), mm.data(), mm.empty() mock methods
+
 0.0.7 / 2012-11-26 
@@ -3,0 +8,0 @@ ==================

lib/mm.js

@@ -23,2 +23,18 @@ /*!
 
+function getCallback(args) {
+  var index = args.length - 1;
+  var callback = args[index];
+  while (typeof callback !== 'function') {
+    index--;
+    if (index < 0) {
+      break;
+    }
+    callback = args[index];
+  }
+  if (!callback) {
+    throw new TypeError('Can\'t find callback function');
+  }
+  return callback;
+}
+
 /**
@@ -41,14 +57,3 @@ * Mock async function error.
   muk(mod, method, function () {
-    var index = arguments.length - 1;
-    var callback = arguments[index];
-    while (typeof callback !== 'function') {
-      index--;
-      if (index < 0) {
-        break;
-      }
-      callback = arguments[index];
-    }
-    if (!callback) {
-      throw new TypeError('Can\'t find callback function');
-    }
+    var callback = getCallback(arguments);
     setTimeout(function () {
@@ -62,2 +67,51 @@ callback(error);
 /**
+ * mock return callback(null, data1, data2).
+ * 
+ * @param {Object} mod, module object
+ * @param {String} method, mock module object method name.
+ * @param {Array} datas, return datas array.
+ * @param {Number} [tiemout], mock async callback timeout, default is 0.
+ */
+exports.datas = function (mod, method, datas, timeout) {
+  if (timeout) {
+    timeout = parseInt(timeout, 10);
+  }
+  timeout = timeout || 0;
+  if (!Array.isArray(datas)) {
+    datas = [ datas ];
+  }
+  muk(mod, method, function () {
+    var callback = getCallback(arguments);
+    setTimeout(function () {
+      datas.unshift(null); // null for error
+      callback.apply(null, datas);
+    }, timeout);
+  });
+  return this;
+};
+
+/**
+ * mock return callback(null, data).
+ * 
+ * @param {Object} mod, module object
+ * @param {String} method, mock module object method name.
+ * @param {Object} data, return data.
+ * @param {Number} [tiemout], mock async callback timeout, default is 0.
+ */
+exports.data = function (mod, method, data, timeout) {
+  return exports.datas(mod, method, [ data ], timeout);
+};
+
+/**
+ * mock return callback(null, null).
+ * 
+ * @param {Object} mod, module object
+ * @param {String} method, mock module object method name.
+ * @param {Number} [tiemout], mock async callback timeout, default is 0.
+ */
+exports.empty = function (mod, method, timeout) {
+  return exports.datas(mod, method, null, timeout);
+};
+
+/**
  * remove all mock effects.
@@ -64,0 +118,0 @@ */

package.json

 {
   "name": "mm",
-  "version": "0.0.7",
+  "version": "0.0.8",
   "description": "mock mate, mock http request, fs access and so on.",
@@ -5,0 +5,0 @@ "main": "index.js",

README.md

@@ -105,2 +105,20 @@ mm (美眉，Mock伴侣) [![Build Status](https://secure.travis-ci.org/fengmk2/mm.png)](http://travis-ci.org/fengmk2/mm)
 
+### Mock `callback(null, data)`
+
+```js
+mm.data(fs, 'readFile', new Buffer('some content'));
+```
+
+### Mock `callback(null, null)`
+
+```js
+mm.empty(mysql, 'query');
+```
+
+### Mock `callback(null, data1, data2)`
+
+```js
+mm.datas(urllib, 'request', new Buffer('data'), { headers: { foo: 'bar' } });
+```
+
 ### use `mm` just like [`muk`](https://github.com/fent/node-muk)
@@ -107,0 +125,0 @@

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Improved metrics

Total package byte prevSize

14463

increased by14.6%

Lines of code

280

increased by21.74%

Number of lines in readme file

157

increased by12.95%

No dependency changes