deride - npm Package Compare versions

Comparing version 0.1.5 to 0.1.6

lib/deride.js

@@ -144,7 +144,19 @@ /*
 
-    function toCallbackWith(args){
-        var func = function(){
-            for(var i = 0; i < arguments.length;i++){
+    function toTimeWarp(milliseconds) {
+        var func = function() {
+            var originalTimeoutFunc = setTimeout;
+            setTimeout = function(delegate, timeout){
+                originalTimeoutFunc(delegate, timeout - milliseconds);
+            };
+            var result = originalMethod.apply(obj, arguments);
+            return result;
+        };
+        checkArgumentsToInvoke(func);
+    }
+
+    function toCallbackWith(args) {
+        var func = function() {
+            for (var i = 0; i < arguments.length; i++) {
                 var argType = typeof(arguments[i]);
-                if(argType === 'function'){
+                if (argType === 'function') {
                     arguments[i].apply(null, args);
@@ -184,3 +196,4 @@ }
         toThrow: toThrow,
-        toCallbackWith : toCallbackWith,
+        toCallbackWith: toCallbackWith,
+        toTimeWarp : toTimeWarp,
         when: when,
@@ -187,0 +200,0 @@ call: call

package.json

 {
   "name": "deride",
   "description": "Mocking library based on composition",
-  "version": "0.1.5",
+  "version": "0.1.6",
   "homepage": "https://github.com/REAANDREW/deride",
@@ -6,0 +6,0 @@ "author": {

README.md

@@ -35,3 +35,4 @@ # deride [![Build Status](https://travis-ci.org/REAANDREW/deride.svg?branch=master)](https://travis-ci.org/REAANDREW/deride) [![NPM version](https://badge.fury.io/js/deride.svg)](http://badge.fury.io/js/deride) ![Dependencies Status](https://david-dm.org/reaandrew/deride.png)
 - ```obj```.setup.```method```.toCallbackWith(args)
-- ```obj```.setup.```method```.when(args).[toDoThis|toReturn|toThrow|toCallbackWith]
+- ```obj```.setup.```method```.toTimeWarp(milliseconds)
+- ```obj```.setup.```method```.when(args).[toDoThis|toReturn|toThrow|toCallbackWith|toTimeWarp]
 
@@ -116,3 +117,3 @@ ## Examples
 
-### Override the invocation of a calback
+### Override the invocation of a callback
 ```javascript
@@ -128,2 +129,22 @@ var bob = new Person('bob');
 
+### Accelerating the timeout used internally by a function
+```javascript
+var Person = function(name) {
+    return Object.freeze({
+        foobar: function(timeout, callback) {
+            setTimeout(function() {
+                callback('result');
+            }, timeout);
+        }
+    });
+};
+var timeout = 10000;
+var bob = new Person('bob');
+bob = deride.wrap(bob);
+bob.setup.foobar.toTimeWarp(timeout);
+bob.foobar(timeout, function(message) {
+    assert.equal(message, 'result');
+});
+```
+
 ### Setting the return value of a function when specific arguments are used
@@ -172,3 +193,3 @@ ```javascript
 
-### Override the invocation of a calback when specific arguments are provided
+### Override the invocation of a callback when specific arguments are provided
 ```javascript
@@ -189,2 +210,29 @@ var bob = new Person('bob');
 
+### Accelerating the timeout used internally by a function when specific arguments are provided
+```javascript
+var Person = function(name) {
+    return Object.freeze({
+        foobar: function(timeout, callback) {
+            setTimeout(function() {
+                callback('result');
+            }, timeout);
+        }
+    });
+};
+var timeout1 = 10000;
+var timeout2 = 20000;
+var bob = new Person('bob');
+bob = deride.wrap(bob);
+bob.setup.foobar.toTimeWarp(timeout1);
+bob.setup.foobar.when(timeout2).toTimeWarp(timeout2);
+bob.foobar(timeout1, function(message) {
+    assert.equal(message, 'result');
+    bob.foobar(timeout2, function(message) {
+        assert.equal(message, 'result');
+        done();
+    });
+});
+
+```
+
 ### Creating a stubbed object
@@ -214,2 +262,5 @@ Stubbing an object simply creates an anonymous object, with all the method specified and then the object is wrapped to provide all the expectation functionality of the library
 
+- v0.1.6 - 25th April 2014
+Added feature to support accelerating the timeout used internally by a function
+
 ## License
@@ -216,0 +267,0 @@ Copyright (c) 2014 Andrew Rea

test/test-deride.js

@@ -49,6 +49,15 @@ /*
 
+var fooBarFunction = function(timeout, callback) {
+    setTimeout(function() {
+        callback('result');
+    }, timeout);
+};
+
 var tests = [{
     name: 'Creating a stub object',
     setup: function() {
-        return deride.stub(['greet', 'chuckle']);
+        var stub = deride.stub(['greet', 'chuckle', 'foobar']);
+        stub.setup.foobar.toDoThis(fooBarFunction);
+
+        return stub;
     }
@@ -62,3 +71,4 @@ }, {
             },
-            chuckle: function() {}
+            chuckle: function() {},
+            foobar: fooBarFunction
         };
@@ -76,3 +86,4 @@ return Person;
                 },
-                chuckle: function() {}
+                chuckle: function() {},
+                foobar: fooBarFunction
             });
@@ -95,2 +106,3 @@ };
         Person.prototype.chuckle = function() {};
+        Person.prototype.foobar = fooBarFunction;
 
@@ -173,2 +185,12 @@ return new Person('bob proto');
 
+        it('enables accelerating timeouts for functions', function(done) {
+            var timeout = 10000;
+            bob = deride.wrap(bob);
+            bob.setup.foobar.toTimeWarp(timeout);
+            bob.foobar(timeout, function(message) {
+                assert.equal(message, 'result');
+                done();
+            });
+        });
+
         it('enables overriding a methods body when specific arguments are provided', function(done) {
@@ -238,3 +260,18 @@ bob = deride.wrap(bob);
         });
+
+        it('enables accelerating timeouts for functions when specific arguments are provided', function(done) {
+            var timeout1 = 10000;
+            var timeout2 = 20000;
+            bob = deride.wrap(bob);
+            bob.setup.foobar.toTimeWarp(timeout1);
+            bob.setup.foobar.when(timeout2).toTimeWarp(timeout2);
+            bob.foobar(timeout1, function(message) {
+                assert.equal(message, 'result');
+                bob.foobar(timeout2, function(message) {
+                    assert.equal(message, 'result');
+                    done();
+                });
+            });
+        });
     });
 });

No alert changes

Improved metrics

Total package byte prevSize

29539

increased by11.92%

Lines of code

528

increased by9.32%

Number of lines in readme file

265

increased by23.83%

No dependency changes