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   <div id="projectname">properties-cpp
   &#160;<span id="projectnumber">0.0.1</span>
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   <div id="projectbrief">A very simple convenience library for handling properties and signals in C++11.</div>
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<div class="title">properties_test.cpp</div>  </div>
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<a href="properties__test_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Copyright © 2013 Canonical Ltd.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * This program is free software: you can redistribute it and/or modify it</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * under the terms of the GNU Lesser General Public License version 3,</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * as published by the Free Software Foundation.</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * This program is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * GNU Lesser General Public License for more details.</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * You should have received a copy of the GNU Lesser General Public License</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * along with this program.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * Authored by: Thomas Voß &lt;thomas.voss@canonical.com&gt;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="property_8h.html">core/property.h</a>&gt;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#include &lt;gtest/gtest.h&gt;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;</div>
<div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">   23</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, default_construction_yields_default_value)</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;{</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p1;</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;    EXPECT_EQ(<span class="keywordtype">int</span>{}, p1.<a class="code" href="classcore_1_1Property.html#a2176a932a1c9424eae40f23a2c7528ed">get</a>());</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> new_default_value = 42;</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p2{new_default_value};</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;    EXPECT_EQ(new_default_value, p2.get());</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;}</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div>
<div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#ab1e1cf354430480e3bf99d47e6575ee4">   34</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, copy_construction_yields_correct_value)</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;{</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> default_value = 42;</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p1{default_value};</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p2{p1};</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    EXPECT_EQ(default_value, p2.get());</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;}</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div>
<div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#a4272e87a243d4ff924b9e7f4632b351a">   43</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, assignment_operator_for_properties_works)</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;{</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> default_value = 42;</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p1{default_value};</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p2;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    p2 = p1;</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;    EXPECT_EQ(default_value, p2.<a class="code" href="classcore_1_1Property.html#a2176a932a1c9424eae40f23a2c7528ed">get</a>());</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;}</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;</div>
<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#aaa46490c89f8e8d114ed3c5666d7ce7a">   53</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, assignment_operator_for_raw_values_works)</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;{</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> default_value = 42;</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p1;</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    p1 = default_value;</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    EXPECT_EQ(default_value, p1.<a class="code" href="classcore_1_1Property.html#a2176a932a1c9424eae40f23a2c7528ed">get</a>());</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;}</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;</div>
<div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#af6a7a212661e3d66ca336aa3d0a0b178">   62</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, equality_operator_for_properties_works)</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;{</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> default_value = 42;</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p1{default_value};</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p2;</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    p2 = p1;</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    EXPECT_EQ(p1, p2);</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;}</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#a8809df6b9d5a01ee1cc82e58001b0b9b">   72</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, equality_operator_for_raw_values_works)</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;{</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> default_value = 42;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p1{default_value};</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    EXPECT_EQ(default_value, p1);</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;}</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;<span class="keyword">namespace</span></div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;{</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="keyword">struct </span>Expectation</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;{</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    Expectation(<span class="keyword">const</span> T&amp; expected_value) : expected_value(expected_value)</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    {</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    }</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    <span class="keywordtype">bool</span> satisfied()<span class="keyword"> const</span></div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;        <span class="keywordflow">return</span> triggered &amp;&amp; current_value == expected_value;</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    }</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    <span class="keywordtype">bool</span> triggered = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;    T expected_value;</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;    T current_value;</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;};</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;}</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;</div>
<div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#ac48ff6d0add39844b89d9139fe1d9bcb">  100</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, signal_changed_is_emitted_with_correct_value_for_set)</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;{</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> default_value = 42;</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p1;</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;    Expectation&lt;int&gt; expectation{default_value};</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;    p1.<a class="code" href="classcore_1_1Property.html#aec45feb204904f5d326787de46fd723e">changed</a>().connect([&amp;expectation](<span class="keywordtype">int</span> value) { expectation.triggered = <span class="keyword">true</span>; expectation.current_value = value; });</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;    p1.<a class="code" href="classcore_1_1Property.html#a595db1bf2900dcb9fd3101228548f979">set</a>(default_value);</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;    EXPECT_TRUE(expectation.satisfied());</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;}</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;</div>
<div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#a9c34d5bb9fdb0aae731e739e956f2919">  113</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, signal_changed_is_emitted_with_correct_value_for_assignment)</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;{</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> default_value = 42;</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p1;</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;    Expectation&lt;int&gt; expectation{42};</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;    p1.<a class="code" href="classcore_1_1Property.html#aec45feb204904f5d326787de46fd723e">changed</a>().connect([&amp;expectation](<span class="keywordtype">int</span> value) { expectation.triggered = <span class="keyword">true</span>; expectation.current_value = value; });</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;    p1 = default_value;</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;    EXPECT_TRUE(expectation.satisfied());</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;}</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;</div>
<div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#ad7050d2e70899d00888e5d3a29cea182">  127</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, signal_changed_is_emitted_with_correct_value_for_update)</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;{</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> default_value = 42;</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p1;</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;    Expectation&lt;int&gt; expectation{default_value};</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;    p1.<a class="code" href="classcore_1_1Property.html#aec45feb204904f5d326787de46fd723e">changed</a>().connect([&amp;expectation](<span class="keywordtype">int</span> value) { expectation.triggered = <span class="keyword">true</span>; expectation.current_value = value; });</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;    p1.<a class="code" href="classcore_1_1Property.html#ae7ea52610728476cbf932a77d8e2e5e0">update</a>([](<span class="keywordtype">int</span>&amp; value) { value = default_value; <span class="keywordflow">return</span> <span class="keyword">true</span>; });</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;    EXPECT_TRUE(expectation.satisfied());</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;}</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;<span class="keyword">namespace</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;{</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;<span class="keyword">struct </span>TextField</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;{</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;    <span class="keywordtype">void</span> move_cursor_to(<span class="keywordtype">int</span> new_position)</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;    {</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        cursor_position.set(new_position);</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;    }</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;    </div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> cursor_position;</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;};</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;}</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;</div>
<div class="line"><a name="l00153"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#ac87240dc298c708313c87dccbbcf7828">  153</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, cursor_position_changes_are_transported_correctly)</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;{</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;    <span class="keywordtype">int</span> position = -1;</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;    TextField tf;</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;    </div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;    tf.cursor_position.changed().connect(</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;        [&amp;position](<span class="keywordtype">int</span> value) </div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;        { </div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;            position = value; </div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;        });</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;    tf.move_cursor_to(22);</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;    EXPECT_EQ(22, position);</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;}</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;</div>
<div class="line"><a name="l00170"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#a8f7625ee012d247a5ddde32bd7f8211d">  170</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, chaining_properties_works)</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;{</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> p1, p2;</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;    p1 | p2;</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;    p1.<a class="code" href="classcore_1_1Property.html#a595db1bf2900dcb9fd3101228548f979">set</a>(42);</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;    EXPECT_EQ(42, p2.<a class="code" href="classcore_1_1Property.html#a2176a932a1c9424eae40f23a2c7528ed">get</a>());</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;}</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;</div>
<div class="line"><a name="l00181"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#a178704b912e27586d5699ea9c1c919ae">  181</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, getter_is_invoked_for_get_operations)</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;{</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    <span class="keywordtype">bool</span> invoked = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;    <span class="keyword">auto</span> getter = [&amp;invoked]()</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;    {</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;        invoked = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;        <span class="keywordflow">return</span> 42;</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;    };</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> prop;</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;    prop.<a class="code" href="classcore_1_1Property.html#a3c9752fd13342c2124e847c9c103a237">install</a>(getter);</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;    EXPECT_EQ(42, prop.<a class="code" href="classcore_1_1Property.html#a2176a932a1c9424eae40f23a2c7528ed">get</a>());</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;    EXPECT_TRUE(invoked);</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;}</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;</div>
<div class="line"><a name="l00197"></a><span class="lineno"><a class="line" href="properties__test_8cpp.html#a7ba4119236ec041db074dca1d75ac54f">  197</a></span>&#160;<a class="code" href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a>(Property, setter_is_invoked_for_set_operations)</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;{</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;    <span class="keywordtype">int</span> value = 0;</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;    <span class="keyword">auto</span> setter = [&amp;value](<span class="keywordtype">int</span> new_value)</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;    {</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;        value = new_value;</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;    };</div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;    <a class="code" href="classcore_1_1Property.html">core::Property&lt;int&gt;</a> prop;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;    prop.<a class="code" href="classcore_1_1Property.html#a3c9752fd13342c2124e847c9c103a237">install</a>(setter);</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;    prop.<a class="code" href="classcore_1_1Property.html#a595db1bf2900dcb9fd3101228548f979">set</a>(42);</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;    EXPECT_EQ(42, value);</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;}</div>
<div class="ttc" id="classcore_1_1Property_html_aec45feb204904f5d326787de46fd723e"><div class="ttname"><a href="classcore_1_1Property.html#aec45feb204904f5d326787de46fd723e">core::Property::changed</a></div><div class="ttdeci">const Signal&lt; T &gt; &amp; changed() const </div><div class="ttdoc">Access to the changed signal, allows observers to subscribe to change notifications. </div><div class="ttdef"><b>Definition:</b> <a href="property_8h_source.html#l00169">property.h:169</a></div></div>
<div class="ttc" id="property_8h_html"><div class="ttname"><a href="property_8h.html">property.h</a></div></div>
<div class="ttc" id="classcore_1_1Property_html"><div class="ttname"><a href="classcore_1_1Property.html">core::Property</a></div><div class="ttdoc">A very simple, templated class that allows for uniform declaration of get-able/set-able/observable me...</div><div class="ttdef"><b>Definition:</b> <a href="property_8h_source.html#l00037">property.h:37</a></div></div>
<div class="ttc" id="properties__test_8cpp_html_ac8d63f568d5c53eca44a5b691fd9d36d"><div class="ttname"><a href="properties__test_8cpp.html#ac8d63f568d5c53eca44a5b691fd9d36d">TEST</a></div><div class="ttdeci">TEST(Property, default_construction_yields_default_value)</div><div class="ttdef"><b>Definition:</b> <a href="properties__test_8cpp_source.html#l00023">properties_test.cpp:23</a></div></div>
<div class="ttc" id="classcore_1_1Property_html_a2176a932a1c9424eae40f23a2c7528ed"><div class="ttname"><a href="classcore_1_1Property.html#a2176a932a1c9424eae40f23a2c7528ed">core::Property::get</a></div><div class="ttdeci">virtual const T &amp; get() const </div><div class="ttdoc">Access the value contained within this property. </div><div class="ttdef"><b>Definition:</b> <a href="property_8h_source.html#l00157">property.h:157</a></div></div>
<div class="ttc" id="classcore_1_1Property_html_a3c9752fd13342c2124e847c9c103a237"><div class="ttname"><a href="classcore_1_1Property.html#a3c9752fd13342c2124e847c9c103a237">core::Property::install</a></div><div class="ttdeci">void install(const Setter &amp;setter)</div><div class="ttdoc">install takes the provided functor and installs it for dispatching all set operations. </div><div class="ttdef"><b>Definition:</b> <a href="property_8h_source.html#l00198">property.h:198</a></div></div>
<div class="ttc" id="classcore_1_1Property_html_a595db1bf2900dcb9fd3101228548f979"><div class="ttname"><a href="classcore_1_1Property.html#a595db1bf2900dcb9fd3101228548f979">core::Property::set</a></div><div class="ttdeci">virtual void set(const T &amp;new_value)</div><div class="ttdoc">Set the contained value to the provided value. Notify observers of the change. </div><div class="ttdef"><b>Definition:</b> <a href="property_8h_source.html#l00140">property.h:140</a></div></div>
<div class="ttc" id="classcore_1_1Property_html_ae7ea52610728476cbf932a77d8e2e5e0"><div class="ttname"><a href="classcore_1_1Property.html#ae7ea52610728476cbf932a77d8e2e5e0">core::Property::update</a></div><div class="ttdeci">virtual bool update(const std::function&lt; bool(T &amp;t)&gt; &amp;update_functor)</div><div class="ttdoc">Provides in-place update facilities. </div><div class="ttdef"><b>Definition:</b> <a href="property_8h_source.html#l00183">property.h:183</a></div></div>
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