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<div id="projectname">Simulating the Schrödinger wave equation using the Crank-Nicolson method in 2+1 dimensions
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<div id="projectbrief">Simulating the Schrödinger wave equation using the Crank-Nicolson method in 2+1 dimensions</div>
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<a href="testlib_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span> </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#ifndef __TESTLIB__</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#define __TESTLIB__</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include &quot;<a class="code" href="utils_8hpp.html">utils.hpp</a>&quot;</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> </div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include &lt;armadillo&gt;</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include &lt;type_traits&gt;</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"><a class="line" href="testlib_8hpp.html#a73d4f21ad937dbc50a0c0538c78fd4f9"> 31</a></span><span class="preprocessor">#define ASSERT(expr, msg) \</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="preprocessor"> details::m_assert(expr, #expr, __METHOD_NAME__, __FILE__, __LINE__, msg)</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="keyword">namespace </span>details {</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"><a class="line" href="testlib_8hpp.html#a39abb7cba0535176ed62aae136d2fcc7"> 48</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="testlib_8hpp.html#a39abb7cba0535176ed62aae136d2fcc7">m_assert</a>(<span class="keywordtype">bool</span> expr, std::string expr_str, std::string func,</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> std::string file, <span class="keywordtype">int</span> line, std::string msg);</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span>} <span class="comment">// namespace details</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> </div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span><span class="keyword">namespace </span>testlib {</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span><span class="keyword">template</span> &lt;<span class="keyword">class </span>T,</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">class </span>= <span class="keyword">typename</span> std::enable_if&lt;std::is_arithmetic&lt;T&gt;::value&gt;::type&gt;</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"><a class="line" href="testlib_8hpp.html#a2cbf3a45367e903de6efbdbea3344cea"> 67</a></span><span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code hl_function" href="testlib_8hpp.html#a2cbf3a45367e903de6efbdbea3344cea">close_to</a>(arma::Mat&lt;T&gt; &amp;a, arma::Mat&lt;T&gt; &amp;b, <span class="keywordtype">double</span> tol = 1e-8)</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span>{</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="keywordflow">if</span> (a.n_elem != b.n_elem) {</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> }</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> </div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; a.n_elem; i++) {</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">if</span> (!<a class="code hl_function" href="testlib_8hpp.html#a2cbf3a45367e903de6efbdbea3344cea">close_to</a>(a(i), b(i))) {</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> }</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> }</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span>}</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span><span class="keyword">template</span> &lt;<span class="keyword">class </span>T,</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="keyword">class </span>= <span class="keyword">typename</span> std::enable_if&lt;std::is_arithmetic&lt;T&gt;::value&gt;::type&gt;</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"><a class="line" href="testlib_8hpp.html#a44f47fa3c8654c09712572d75c0ffa7f"> 94</a></span><span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code hl_function" href="testlib_8hpp.html#a2cbf3a45367e903de6efbdbea3344cea">close_to</a>(T a, T b, <span class="keywordtype">double</span> tol = 1e-8)</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span>{</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keywordflow">return</span> std::fabs(a - b) &lt; tol;</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span>}</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> </div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span><span class="keyword">template</span> &lt;<span class="keyword">class </span>T,</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <span class="keyword">class </span>= <span class="keyword">typename</span> std::enable_if&lt;std::is_integral&lt;T&gt;::value&gt;::type&gt;</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"><a class="line" href="testlib_8hpp.html#a3db67d8721d2f3cd626526b43186bcf3"> 111</a></span><span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code hl_function" href="testlib_8hpp.html#a3db67d8721d2f3cd626526b43186bcf3">is_equal</a>(arma::Mat&lt;T&gt; &amp;a, arma::Mat&lt;T&gt; &amp;b)</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span>{</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; a.n_elem; i++) {</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keywordflow">if</span> (!(a(i) == b(i))) {</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> }</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> }</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span>}</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> </div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span><span class="keyword">template</span> &lt;<span class="keyword">class </span>T,</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="keyword">class </span>= <span class="keyword">typename</span> std::enable_if&lt;std::is_arithmetic&lt;T&gt;::value&gt;::type&gt;</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"><a class="line" href="testlib_8hpp.html#ab6585c8aa8c276a3442c67a57c8de6fb"> 130</a></span><span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code hl_function" href="testlib_8hpp.html#ab6585c8aa8c276a3442c67a57c8de6fb">assert_each</a>(std::function&lt;<span class="keywordtype">bool</span>(T)&gt; expr, arma::Mat&lt;T&gt; &amp;M)</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span>{</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; M.n_elem; i++) {</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <span class="keywordflow">if</span> (!expr(M(i))) {</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> }</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> }</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span>}</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span>} <span class="comment">// namespace testlib</span></div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span><span class="preprocessor">#endif</span></div>
<div class="ttc" id="atestlib_8hpp_html_a2cbf3a45367e903de6efbdbea3344cea"><div class="ttname"><a href="testlib_8hpp.html#a2cbf3a45367e903de6efbdbea3344cea">testlib::close_to</a></div><div class="ttdeci">static bool close_to(arma::Mat&lt; T &gt; &amp;a, arma::Mat&lt; T &gt; &amp;b, double tol=1e-8)</div><div class="ttdoc">Test if two armadillo matrices/vectors are close to each other.</div><div class="ttdef"><b>Definition:</b> <a href="testlib_8hpp_source.html#l00067">testlib.hpp:67</a></div></div>
<div class="ttc" id="atestlib_8hpp_html_a39abb7cba0535176ed62aae136d2fcc7"><div class="ttname"><a href="testlib_8hpp.html#a39abb7cba0535176ed62aae136d2fcc7">details::m_assert</a></div><div class="ttdeci">void m_assert(bool expr, std::string expr_str, std::string func, std::string file, int line, std::string msg)</div><div class="ttdoc">Test an expression, confirm that test is ok, or abort execution.</div></div>
<div class="ttc" id="atestlib_8hpp_html_a3db67d8721d2f3cd626526b43186bcf3"><div class="ttname"><a href="testlib_8hpp.html#a3db67d8721d2f3cd626526b43186bcf3">testlib::is_equal</a></div><div class="ttdeci">static bool is_equal(arma::Mat&lt; T &gt; &amp;a, arma::Mat&lt; T &gt; &amp;b)</div><div class="ttdoc">Test if two armadillo matrices/vectors are equal.</div><div class="ttdef"><b>Definition:</b> <a href="testlib_8hpp_source.html#l00111">testlib.hpp:111</a></div></div>
<div class="ttc" id="atestlib_8hpp_html_ab6585c8aa8c276a3442c67a57c8de6fb"><div class="ttname"><a href="testlib_8hpp.html#ab6585c8aa8c276a3442c67a57c8de6fb">testlib::assert_each</a></div><div class="ttdeci">static bool assert_each(std::function&lt; bool(T)&gt; expr, arma::Mat&lt; T &gt; &amp;M)</div><div class="ttdoc">Test that all elements fulfill the condition.</div><div class="ttdef"><b>Definition:</b> <a href="testlib_8hpp_source.html#l00130">testlib.hpp:130</a></div></div>
<div class="ttc" id="autils_8hpp_html"><div class="ttname"><a href="utils_8hpp.html">utils.hpp</a></div><div class="ttdoc">Function prototypes and macros that are useful.</div></div>
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