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  25 <div class="refentry">
  26 <a name="boost.unit_test.data.make"></a><div class="titlepage"></div>
  27 <div class="refnamediv">
  28 <h2><span class="refentrytitle">Function make</span></h2>
  29 <p>boost::unit_test::data::make &#8212; Creates a dataset from a value, a collection or an array. </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/fwd_hpp.html" title="Header &lt;boost/test/data/monomorphic/fwd.hpp&gt;">boost/test/data/monomorphic/fwd.hpp</a>&gt;
  33
  34 </span>
  35 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> DataSet<span class="special">&gt;</span>
  36   <span class="identifier">std</span><span class="special">::</span><span class="identifier">enable_if</span><span class="special">&lt;</span> <a class="link" href="monomorphic/is_dataset.html" title="Struct template is_dataset">monomorphic::is_dataset</a><span class="special">&lt;</span> <span class="identifier">DataSet</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value</span><span class="special">,</span> <span class="identifier">DataSet</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span>
  37   <span class="identifier">make</span><span class="special">(</span><span class="identifier">DataSet</span> <span class="special">&amp;&amp;</span> ds<span class="special">)</span><span class="special">;</span>
  38 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">&gt;</span>
  39   <span class="identifier">std</span><span class="special">::</span><span class="identifier">enable_if</span><span class="special">&lt;</span><span class="special">!</span><a class="link" href="../is_conta_idm46279112263952.html" title="Struct template is_container_forward_iterable">is_container_forward_iterable</a><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value</span> <span class="special">&amp;&amp;</span><span class="special">!</span><a class="link" href="monomorphic/is_dataset.html" title="Struct template is_dataset">monomorphic::is_dataset</a><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value</span> <span class="special">&amp;&amp;</span><span class="special">!</span><span class="identifier">is_array</span><span class="special">&lt;</span> <span class="keyword">typename</span> <span class="identifier">remove_reference</span><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value</span><span class="special">,</span> <a class="link" href="monomorphic/singleton.html" title="Class template singleton">monomorphic::singleton</a><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span>
  40   <span class="identifier">make</span><span class="special">(</span><span class="identifier">T</span> <span class="special">&amp;&amp;</span> v<span class="special">)</span><span class="special">;</span>
  41 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> C<span class="special">&gt;</span>
  42   <span class="identifier">std</span><span class="special">::</span><span class="identifier">enable_if</span><span class="special">&lt;</span> <a class="link" href="../is_conta_idm46279112263952.html" title="Struct template is_container_forward_iterable">is_container_forward_iterable</a><span class="special">&lt;</span> <span class="identifier">C</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value</span><span class="special">,</span> <a class="link" href="monomorphic/collection.html" title="Class template collection">monomorphic::collection</a><span class="special">&lt;</span> <span class="identifier">C</span> <span class="special">&gt;</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span>
  43   <span class="identifier">make</span><span class="special">(</span><span class="identifier">C</span> <span class="special">&amp;&amp;</span> c<span class="special">)</span><span class="special">;</span>
  44 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> size<span class="special">&gt;</span>
  45   <a class="link" href="monomorphic/array.html" title="Class template array">monomorphic::array</a><span class="special">&lt;</span> <span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">remove_const</span><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="special">&gt;</span> <span class="identifier">make</span><span class="special">(</span><span class="identifier">T</span><span class="special">(</span><span class="special">&amp;</span><span class="special">)</span> a<span class="special">)</span><span class="special">;</span>
  46 <a class="link" href="monomorphic/singleton.html" title="Class template singleton">monomorphic::singleton</a><span class="special">&lt;</span> <span class="keyword">char</span> <span class="special">*</span> <span class="special">&gt;</span> <span class="identifier">make</span><span class="special">(</span><span class="keyword">char</span> <span class="special">*</span> str<span class="special">)</span><span class="special">;</span>
  47 <a class="link" href="monomorphic/singleton.html" title="Class template singleton">monomorphic::singleton</a><span class="special">&lt;</span> <span class="keyword">char</span> <span class="keyword">const</span>  <span class="special">*</span> <span class="special">&gt;</span> <span class="identifier">make</span><span class="special">(</span><span class="keyword">char</span> <span class="keyword">const</span> <span class="special">*</span> str<span class="special">)</span><span class="special">;</span>
  48 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">&gt;</span>
  49   <a class="link" href="monomorphic/init_list.html" title="Class template init_list">monomorphic::init_list</a><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span> <span class="identifier">make</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">initializer_list</span><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span> <span class="special">&amp;&amp;</span><span class="special">)</span><span class="special">;</span>
  50 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">,</span> <span class="keyword">class</span> <span class="special">...</span> Args<span class="special">&gt;</span>
  51   <span class="identifier">std</span><span class="special">::</span><span class="identifier">enable_if</span><span class="special">&lt;</span> <span class="special">!</span><a class="link" href="monomorphic/has_dataset.html" title="Struct template has_dataset">monomorphic::has_dataset</a><span class="special">&lt;</span> <span class="identifier">T</span><span class="special">,</span> <span class="identifier">Args</span><span class="special">...</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value</span><span class="special">,</span> <a class="link" href="monomorphic/init_list.html" title="Class template init_list">monomorphic::init_list</a><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;&gt;</span><span class="special">::</span><span class="identifier">type</span>
  52   <span class="identifier">make</span><span class="special">(</span><span class="identifier">T</span> <span class="special">&amp;&amp;</span> arg0<span class="special">,</span> <span class="identifier">Args</span> <span class="special">&amp;&amp;</span><span class="special">...</span> args<span class="special">)</span><span class="special">;</span></pre></div>
  53 <div class="refsect1">
  54 <a name="idm45313893831312"></a><h2>Description</h2>
  55 <p>This function has several overloads: </p>
  56 <pre class="programlisting"><span class="comment">// returns ds if ds is already a dataset</span>
  57 <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">DataSet</span><span class="special">&gt;</span> <span class="identifier">DataSet</span> <span class="identifier">make</span><span class="special">(</span><span class="identifier">DataSet</span><span class="special">&amp;&amp;</span> <span class="identifier">ds</span><span class="special">)</span><span class="special">;</span>
  58
  59 <span class="comment">// creates a singleton dataset, for non forward iterable and non dataset type T</span>
  60 <span class="comment">// (a C string is not considered as a sequence).</span>
  61 <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="identifier">monomorphic</span><span class="special">::</span><span class="identifier">singleton</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="identifier">make</span><span class="special">(</span><span class="identifier">T</span><span class="special">&amp;&amp;</span> <span class="identifier">v</span><span class="special">)</span><span class="special">;</span>
  62 <span class="identifier">monomorphic</span><span class="special">::</span><span class="identifier">singleton</span><span class="special">&lt;</span><span class="keyword">char</span><span class="special">*</span><span class="special">&gt;</span> <span class="identifier">make</span><span class="special">(</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">str</span> <span class="special">)</span><span class="special">;</span>
  63 <span class="identifier">monomorphic</span><span class="special">::</span><span class="identifier">singleton</span><span class="special">&lt;</span><span class="keyword">char</span> <span class="keyword">const</span><span class="special">*</span><span class="special">&gt;</span> <span class="identifier">make</span><span class="special">(</span> <span class="keyword">char</span> <span class="keyword">const</span><span class="special">*</span> <span class="identifier">str</span> <span class="special">)</span><span class="special">;</span>
  64
  65 <span class="comment">// creates a collection dataset, for forward iterable and non dataset type C</span>
  66 <span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">C</span><span class="special">&gt;</span> <span class="identifier">monomorphic</span><span class="special">::</span><span class="identifier">collection</span><span class="special">&lt;</span><span class="identifier">C</span><span class="special">&gt;</span> <span class="identifier">make</span><span class="special">(</span><span class="identifier">C</span> <span class="special">&amp;&amp;</span> <span class="identifier">c</span><span class="special">)</span><span class="special">;</span>
  67
  68 <span class="comment">// creates an array dataset</span>
  69 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">T</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">size</span><span class="special">&gt;</span> <span class="identifier">monomorphic</span><span class="special">::</span><span class="identifier">array</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="identifier">make</span><span class="special">(</span> <span class="identifier">T</span> <span class="special">(</span><span class="special">&amp;</span><span class="identifier">a</span><span class="special">)</span><span class="special">[</span><span class="identifier">size</span><span class="special">]</span> <span class="special">)</span><span class="special">;</span>
  70 </pre>
  71 <p> </p>
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