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  25 <div class="refentry">
  26 <a name="boost.unit_test.data.monomorphic.grid"></a><div class="titlepage"></div>
  27 <div class="refnamediv">
  28 <h2><span class="refentrytitle">Class template grid</span></h2>
  29 <p>boost::unit_test::data::monomorphic::grid &#8212; Implements the dataset resulting from a cartesian product/grid operation on datasets. </p>
  30 </div>
  31 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
  32 <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../../../header/boost/test/data/monomorphic/grid_hpp.html" title="Header &lt;boost/test/data/monomorphic/grid.hpp&gt;">boost/test/data/monomorphic/grid.hpp</a>&gt;
  33
  34 </span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> DataSet1<span class="special">,</span> <span class="keyword">typename</span> DataSet2<span class="special">&gt;</span>
  35 <span class="keyword">class</span> <a class="link" href="grid.html" title="Class template grid">grid</a> <span class="special">{</span>
  36 <span class="keyword">public</span><span class="special">:</span>
  37   <span class="comment">// member classes/structs/unions</span>
  38
  39   <span class="keyword">struct</span> <a class="link" href="grid/iterator.html" title="Struct iterator">iterator</a> <span class="special">{</span>
  40     <span class="comment">// types</span>
  41     <span class="keyword">typedef</span> <span class="keyword">decltype</span><span class="special">(</span><span class="identifier">sample_merge</span><span class="special">(</span><span class="special">*</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">declval</span><span class="special">&lt;</span> <span class="identifier">dataset1_iter</span> <span class="special">&gt;</span><span class="special">(</span><span class="special">)</span><span class="special">,</span> <span class="special">*</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">declval</span><span class="special">&lt;</span> <span class="identifier">dataset2_iter</span> <span class="special">&gt;</span><span class="special">(</span><span class="special">)</span><span class="special">)</span><span class="special">)</span> <a class="link" href="grid/iterator.html#boost.unit_test.data.monomorphic.grid.iterator.iterator_sample"><span class="identifier">iterator_sample</span></a><span class="special">;</span>
  42
  43     <span class="comment">// <a class="link" href="grid/iterator.html#boost.unit_test.data.monomorphic.grid.iteratorconstruct-copy-destruct">construct/copy/destruct</a></span>
  44     <span class="keyword">explicit</span> <a class="link" href="grid/iterator.html#idm46279114245216-bb"><span class="identifier">iterator</span></a><span class="special">(</span><span class="identifier">dataset1_iter</span><span class="special">,</span> <span class="identifier">DataSet2</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
  45
  46     <span class="comment">// <a class="link" href="grid/iterator.html#idm46279114247904-bb">public member functions</a></span>
  47     <span class="keyword">auto</span> <a class="link" href="grid/iterator.html#idm46279114247344-bb"><span class="keyword">operator</span> <span class="special">*</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  48     <span class="keyword">void</span> <a class="link" href="grid/iterator.html#idm46279114246224-bb"><span class="keyword">operator</span><span class="special">++</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
  49   <span class="special">}</span><span class="special">;</span>
  50
  51   <span class="keyword">enum</span> <a name="boost.unit_test.data.monomorphic.grid.@9"></a>@9 <span class="special">{</span>
  52             arity = = boost::decay&lt;DataSet1&gt;::type::arity + boost::decay&lt;DataSet2&gt;::type::arity <span class="special">}</span><span class="special">;</span>
  53   <span class="comment">// <a class="link" href="grid.html#boost.unit_test.data.monomorphic.gridconstruct-copy-destruct">construct/copy/destruct</a></span>
  54   <a class="link" href="grid.html#idm46279114238752-bb"><span class="identifier">grid</span></a><span class="special">(</span><span class="identifier">DataSet1</span> <span class="special">&amp;&amp;</span><span class="special">,</span> <span class="identifier">DataSet2</span> <span class="special">&amp;&amp;</span><span class="special">)</span><span class="special">;</span>
  55   <a class="link" href="grid.html#idm46279114236800-bb"><span class="identifier">grid</span></a><span class="special">(</span><a class="link" href="grid.html" title="Class template grid">grid</a> <span class="special">&amp;&amp;</span><span class="special">)</span><span class="special">;</span>
  56
  57   <span class="comment">// <a class="link" href="grid.html#idm46279114241968-bb">public member functions</a></span>
  58   <a class="link" href="../size_t.html" title="Class size_t">data::size_t</a> <a class="link" href="grid.html#idm46279114241408-bb"><span class="identifier">size</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  59   <a class="link" href="grid/iterator.html" title="Struct iterator">iterator</a> <a class="link" href="grid.html#idm46279114240160-bb"><span class="identifier">begin</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  60 <span class="special">}</span><span class="special">;</span></pre></div>
  61 <div class="refsect1">
  62 <a name="idm45313892789536"></a><h2>Description</h2>
  63 <p>The arity of the resulting dataset is the sum of the arity of its operands. </p>
  64 <div class="refsect2">
  65 <a name="idm45313892788768"></a><h3>
  66 <a name="boost.unit_test.data.monomorphic.gridconstruct-copy-destruct"></a><code class="computeroutput">grid</code>
  67         public
  68        construct/copy/destruct</h3>
  69 <div class="orderedlist"><ol class="orderedlist" type="1">
  70 <li class="listitem">
  71 <pre class="literallayout"><a name="idm46279114238752-bb"></a><span class="identifier">grid</span><span class="special">(</span><span class="identifier">DataSet1</span> <span class="special">&amp;&amp;</span> ds1<span class="special">,</span> <span class="identifier">DataSet2</span> <span class="special">&amp;&amp;</span> ds2<span class="special">)</span><span class="special">;</span></pre>Constructor. </li>
  72 <li class="listitem">
  73 <pre class="literallayout"><a name="idm46279114236800-bb"></a><span class="identifier">grid</span><span class="special">(</span><a class="link" href="grid.html" title="Class template grid">grid</a> <span class="special">&amp;&amp;</span> j<span class="special">)</span><span class="special">;</span></pre>Move constructor. </li>
  74 </ol></div>
  75 </div>
  76 <div class="refsect2">
  77 <a name="idm45313892773936"></a><h3>
  78 <a name="idm46279114241968-bb"></a><code class="computeroutput">grid</code> public member functions</h3>
  79 <div class="orderedlist"><ol class="orderedlist" type="1">
  80 <li class="listitem"><pre class="literallayout"><a class="link" href="../size_t.html" title="Class size_t">data::size_t</a> <a name="idm46279114241408-bb"></a><span class="identifier">size</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
  81 <li class="listitem"><pre class="literallayout"><a class="link" href="grid/iterator.html" title="Struct iterator">iterator</a> <a name="idm46279114240160-bb"></a><span class="identifier">begin</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
  82 </ol></div>
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