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Added test and documentation for convenience class initialized_value, that was added with changeset [42815]

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[SVN r42816]
This commit is contained in:
Niels Dekker
2008-01-16 09:37:25 +00:00
parent 8ce58b1675
commit a511007d0f
2 changed files with 56 additions and 4 deletions
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8
value_init_test.cpp
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@@ -7,7 +7,7 @@
// Test program for "boost/utility/value_init.hpp"
//
// 21 Agu 2002 (Created) Fernando Cacciola
// 15 Jan 2008 (Added tests regarding compiler issues) Fernando Cacciola, Niels Dekker
// 16 Jan 2008 (Added tests regarding compiler issues and initialized_value) Fernando Cacciola, Niels Dekker
#include <cstring> // For memcmp.
#include <iostream>
@@ -52,7 +52,7 @@ struct NonPODBase
struct NonPOD : NonPODBase
{
NonPOD () : id() {}
NonPOD ( std::string const& id_) : id(id_) {}
explicit NonPOD ( std::string const& id_) : id(id_) {}
friend std::ostream& operator << ( std::ostream& os, NonPOD const& npod )
{ return os << '(' << npod.id << ')' ; }
@@ -192,6 +192,10 @@ bool test ( T const& y, T const& z )
boost::value_initialized<T> x ;
BOOST_CHECK ( y == x ) ;
BOOST_CHECK ( y == boost::get(x) ) ;
T initializedValue = boost::initialized_value() ;
BOOST_CHECK ( y == initializedValue ) ;
static_cast<T&>(x) = z ;
boost::get(x) = z ;
BOOST_CHECK ( x == z ) ;