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<meta charset="UTF-8"><meta http-equiv="Content-Language" content="en" /><title>strictmock.js</title><link href="../../../../dossier.css" rel="stylesheet" type="text/css"><div id="main-wrapper"><input type="checkbox" id="sidenav-toggle" /><main><header><h1>lib/goog/testing/strictmock.js</h1></header><pre><table class="srcfile"><tbody><tr><td><a name="l1" href="#l1">1</a><td>// Copyright 2008 The Closure Library Authors. All Rights Reserved.<tr><td><a name="l2" href="#l2">2</a><td>//<tr><td><a name="l3" href="#l3">3</a><td>// Licensed under the Apache License, Version 2.0 (the "License");<tr><td><a name="l4" href="#l4">4</a><td>// you may not use this file except in compliance with the License.<tr><td><a name="l5" href="#l5">5</a><td>// You may obtain a copy of the License at<tr><td><a name="l6" href="#l6">6</a><td>//<tr><td><a name="l7" href="#l7">7</a><td>// http://www.apache.org/licenses/LICENSE-2.0<tr><td><a name="l8" href="#l8">8</a><td>//<tr><td><a name="l9" href="#l9">9</a><td>// Unless required by applicable law or agreed to in writing, software<tr><td><a name="l10" href="#l10">10</a><td>// distributed under the License is distributed on an "AS-IS" BASIS,<tr><td><a name="l11" href="#l11">11</a><td>// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<tr><td><a name="l12" href="#l12">12</a><td>// See the License for the specific language governing permissions and<tr><td><a name="l13" href="#l13">13</a><td>// limitations under the License.<tr><td><a name="l14" href="#l14">14</a><td><tr><td><a name="l15" href="#l15">15</a><td>/**<tr><td><a name="l16" href="#l16">16</a><td> * @fileoverview This file defines a strict mock implementation.<tr><td><a name="l17" href="#l17">17</a><td> */<tr><td><a name="l18" href="#l18">18</a><td><tr><td><a name="l19" href="#l19">19</a><td>goog.provide('goog.testing.StrictMock');<tr><td><a name="l20" href="#l20">20</a><td><tr><td><a name="l21" href="#l21">21</a><td>goog.require('goog.array');<tr><td><a name="l22" href="#l22">22</a><td>goog.require('goog.testing.Mock');<tr><td><a name="l23" href="#l23">23</a><td><tr><td><a name="l24" href="#l24">24</a><td><tr><td><a name="l25" href="#l25">25</a><td><tr><td><a name="l26" href="#l26">26</a><td>/**<tr><td><a name="l27" href="#l27">27</a><td> * This is a mock that verifies that methods are called in the order that they<tr><td><a name="l28" href="#l28">28</a><td> * are specified during the recording phase. Since it verifies order, it<tr><td><a name="l29" href="#l29">29</a><td> * follows 'fail fast' semantics. If it detects a deviation from the<tr><td><a name="l30" href="#l30">30</a><td> * expectations, it will throw an exception and not wait for verify to be<tr><td><a name="l31" href="#l31">31</a><td> * called.<tr><td><a name="l32" href="#l32">32</a><td> * @param {Object|Function} objectToMock The object that should be mocked, or<tr><td><a name="l33" href="#l33">33</a><td> * the constructor of an object to mock.<tr><td><a name="l34" href="#l34">34</a><td> * @param {boolean=} opt_mockStaticMethods An optional argument denoting that<tr><td><a name="l35" href="#l35">35</a><td> * a mock should be constructed from the static functions of a class.<tr><td><a name="l36" href="#l36">36</a><td> * @param {boolean=} opt_createProxy An optional argument denoting that<tr><td><a name="l37" href="#l37">37</a><td> * a proxy for the target mock should be created.<tr><td><a name="l38" href="#l38">38</a><td> * @constructor<tr><td><a name="l39" href="#l39">39</a><td> * @extends {goog.testing.Mock}<tr><td><a name="l40" href="#l40">40</a><td> * @final<tr><td><a name="l41" href="#l41">41</a><td> */<tr><td><a name="l42" href="#l42">42</a><td>goog.testing.StrictMock = function(objectToMock, opt_mockStaticMethods,<tr><td><a name="l43" href="#l43">43</a><td> opt_createProxy) {<tr><td><a name="l44" href="#l44">44</a><td> goog.testing.Mock.call(this, objectToMock, opt_mockStaticMethods,<tr><td><a name="l45" href="#l45">45</a><td> opt_createProxy);<tr><td><a name="l46" href="#l46">46</a><td><tr><td><a name="l47" href="#l47">47</a><td> /**<tr><td><a name="l48" href="#l48">48</a><td> * An array of MockExpectations.<tr><td><a name="l49" href="#l49">49</a><td> * @type {Array.<goog.testing.MockExpectation>}<tr><td><a name="l50" href="#l50">50</a><td> * @private<tr><td><a name="l51" href="#l51">51</a><td> */<tr><td><a name="l52" href="#l52">52</a><td> this.$expectations_ = [];<tr><td><a name="l53" href="#l53">53</a><td>};<tr><td><a name="l54" href="#l54">54</a><td>goog.inherits(goog.testing.StrictMock, goog.testing.Mock);<tr><td><a name="l55" href="#l55">55</a><td><tr><td><a name="l56" href="#l56">56</a><td><tr><td><a name="l57" href="#l57">57</a><td>/** @override */<tr><td><a name="l58" href="#l58">58</a><td>goog.testing.StrictMock.prototype.$recordExpectation = function() {<tr><td><a name="l59" href="#l59">59</a><td> this.$expectations_.push(this.$pendingExpectation);<tr><td><a name="l60" href="#l60">60</a><td>};<tr><td><a name="l61" href="#l61">61</a><td><tr><td><a name="l62" href="#l62">62</a><td><tr><td><a name="l63" href="#l63">63</a><td>/** @override */<tr><td><a name="l64" href="#l64">64</a><td>goog.testing.StrictMock.prototype.$recordCall = function(name, args) {<tr><td><a name="l65" href="#l65">65</a><td> if (this.$expectations_.length == 0) {<tr><td><a name="l66" href="#l66">66</a><td> this.$throwCallException(name, args);<tr><td><a name="l67" href="#l67">67</a><td> }<tr><td><a name="l68" href="#l68">68</a><td><tr><td><a name="l69" href="#l69">69</a><td> // If the current expectation has a different name, make sure it was called<tr><td><a name="l70" href="#l70">70</a><td> // enough and then discard it. We're through with it.<tr><td><a name="l71" href="#l71">71</a><td> var currentExpectation = this.$expectations_[0];<tr><td><a name="l72" href="#l72">72</a><td> while (!this.$verifyCall(currentExpectation, name, args)) {<tr><td><a name="l73" href="#l73">73</a><td><tr><td><a name="l74" href="#l74">74</a><td> // This might be an item which has passed its min, and we can now<tr><td><a name="l75" href="#l75">75</a><td> // look past it, or it might be below its min and generate an error.<tr><td><a name="l76" href="#l76">76</a><td> if (currentExpectation.actualCalls < currentExpectation.minCalls) {<tr><td><a name="l77" href="#l77">77</a><td> this.$throwCallException(name, args, currentExpectation);<tr><td><a name="l78" href="#l78">78</a><td> }<tr><td><a name="l79" href="#l79">79</a><td><tr><td><a name="l80" href="#l80">80</a><td> this.$expectations_.shift();<tr><td><a name="l81" href="#l81">81</a><td> if (this.$expectations_.length < 1) {<tr><td><a name="l82" href="#l82">82</a><td> // Nothing left, but this may be a failed attempt to call the previous<tr><td><a name="l83" href="#l83">83</a><td> // item on the list, which may have been between its min and max.<tr><td><a name="l84" href="#l84">84</a><td> this.$throwCallException(name, args, currentExpectation);<tr><td><a name="l85" href="#l85">85</a><td> }<tr><td><a name="l86" href="#l86">86</a><td> currentExpectation = this.$expectations_[0];<tr><td><a name="l87" href="#l87">87</a><td> }<tr><td><a name="l88" href="#l88">88</a><td><tr><td><a name="l89" href="#l89">89</a><td> if (currentExpectation.maxCalls == 0) {<tr><td><a name="l90" href="#l90">90</a><td> this.$throwCallException(name, args);<tr><td><a name="l91" href="#l91">91</a><td> }<tr><td><a name="l92" href="#l92">92</a><td><tr><td><a name="l93" href="#l93">93</a><td> currentExpectation.actualCalls++;<tr><td><a name="l94" href="#l94">94</a><td> // If we hit the max number of calls for this expectation, we're finished<tr><td><a name="l95" href="#l95">95</a><td> // with it.<tr><td><a name="l96" href="#l96">96</a><td> if (currentExpectation.actualCalls == currentExpectation.maxCalls) {<tr><td><a name="l97" href="#l97">97</a><td> this.$expectations_.shift();<tr><td><a name="l98" href="#l98">98</a><td> }<tr><td><a name="l99" href="#l99">99</a><td><tr><td><a name="l100" href="#l100">100</a><td> return this.$do(currentExpectation, args);<tr><td><a name="l101" href="#l101">101</a><td>};<tr><td><a name="l102" href="#l102">102</a><td><tr><td><a name="l103" href="#l103">103</a><td><tr><td><a name="l104" href="#l104">104</a><td>/** @override */<tr><td><a name="l105" href="#l105">105</a><td>goog.testing.StrictMock.prototype.$reset = function() {<tr><td><a name="l106" href="#l106">106</a><td> goog.testing.StrictMock.superClass_.$reset.call(this);<tr><td><a name="l107" href="#l107">107</a><td><tr><td><a name="l108" href="#l108">108</a><td> goog.array.clear(this.$expectations_);<tr><td><a name="l109" href="#l109">109</a><td>};<tr><td><a name="l110" href="#l110">110</a><td><tr><td><a name="l111" href="#l111">111</a><td><tr><td><a name="l112" href="#l112">112</a><td>/** @override */<tr><td><a name="l113" href="#l113">113</a><td>goog.testing.StrictMock.prototype.$verify = function() {<tr><td><a name="l114" href="#l114">114</a><td> goog.testing.StrictMock.superClass_.$verify.call(this);<tr><td><a name="l115" href="#l115">115</a><td><tr><td><a name="l116" href="#l116">116</a><td> while (this.$expectations_.length > 0) {<tr><td><a name="l117" href="#l117">117</a><td> var expectation = this.$expectations_[0];<tr><td><a name="l118" href="#l118">118</a><td> if (expectation.actualCalls < expectation.minCalls) {<tr><td><a name="l119" href="#l119">119</a><td> this.$throwException('Missing a call to ' + expectation.name +<tr><td><a name="l120" href="#l120">120</a><td> '\nExpected: ' + expectation.minCalls + ' but was: ' +<tr><td><a name="l121" href="#l121">121</a><td> expectation.actualCalls);<tr><td><a name="l122" href="#l122">122</a><td><tr><td><a name="l123" href="#l123">123</a><td> } else {<tr><td><a name="l124" href="#l124">124</a><td> // Don't need to check max, that's handled when the call is made<tr><td><a name="l125" href="#l125">125</a><td> this.$expectations_.shift();<tr><td><a name="l126" href="#l126">126</a><td> }<tr><td><a name="l127" href="#l127">127</a><td> }<tr><td><a name="l128" href="#l128">128</a><td>};<tr><td><a name="l129" href="#l129">129</a><td><tr><td><a name="l130" href="#l130">130</a><td></table></pre></main><nav id="topnav"><div><div id="menubutton"><label for="sidenav-toggle">Menu</label></div><form id="searchbox"><div><input type="search" placeholder="Search" tabindex="1"></div></form></div></nav><nav id="sidenav"><input type="checkbox" id="sidenav-types-ctrl" /><input type="checkbox" id="sidenav-files-ctrl" /><input type="checkbox" id="sidenav-modules-ctrl" /><a id="sidenav-overview"><div><h4>Overview</h4></div></a><div id="sidenav-types"><label 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