Relational operators added

[SVN r27669]
2005-03-15 14:15:38 +00:00
parent 7b9a97a758
commit ed817c5b15
4 changed files with 128 additions and 0 deletions
@@ -0,0 +1,97 @@
+#include <boost/config.hpp>
+
+#if defined(BOOST_MSVC)
+#pragma warning(disable: 4786)  // identifier truncated in debug info
+#pragma warning(disable: 4710)  // function not inlined
+#pragma warning(disable: 4711)  // function selected for automatic inline expansion
+#pragma warning(disable: 4514)  // unreferenced inline removed
+#endif
+
+//
+//  bind_rel_test.cpp - ==, !=, <, <=, >, >= operators
+//
+//  Copyright (c) 2005 Peter Dimov
+//
+// Distributed under the Boost Software License, Version 1.0. (See
+// accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+//
+
+#include <boost/bind.hpp>
+
+#if defined(BOOST_MSVC) && (BOOST_MSVC < 1300)
+#pragma warning(push, 3)
+#endif
+
+#include <iostream>
+
+#if defined(BOOST_MSVC) && (BOOST_MSVC < 1300)
+#pragma warning(pop)
+#endif
+
+#include <boost/detail/lightweight_test.hpp>
+
+int f( int x )
+{
+    return x + x;
+}
+
+int g( int x )
+{
+    return 2 * x;
+}
+
+int main()
+{
+    int x = 4;
+    int y = x + x;
+
+    // bind op value
+
+    BOOST_TEST( ( boost::bind( f, _1 ) == y )( x ) );
+    BOOST_TEST( !( ( boost::bind( f, _1 ) != y )( x ) ) );
+
+    BOOST_TEST( !( ( boost::bind( f, _1 ) < y )( x ) ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) < y + 1 )( x ) );
+
+    BOOST_TEST( !( ( boost::bind( f, _1 ) > y )( x ) ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) > y - 1 )( x ) );
+
+    BOOST_TEST( !( ( boost::bind( f, _1 ) <= y - 1 )( x ) ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) <= y )( x ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) <= y + 1 )( x ) );
+
+    BOOST_TEST( !( ( boost::bind( f, _1 ) >= y + 1 )( x ) ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) >= y )( x ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) >= y - 1 )( x ) );
+
+    // bind op ref
+
+    BOOST_TEST( ( boost::bind( f, _1 ) == boost::ref( y ) )( x ) );
+    BOOST_TEST( !( ( boost::bind( f, _1 ) != boost::ref( y ) )( x ) ) );
+    BOOST_TEST( !( ( boost::bind( f, _1 ) < boost::ref( y ) )( x ) ) );
+    BOOST_TEST( !( ( boost::bind( f, _1 ) > boost::ref( y ) )( x ) ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) <= boost::ref( y ) )( x ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) >= boost::ref( y ) )( x ) );
+
+    // bind op placeholder
+
+    BOOST_TEST( ( boost::bind( f, _1 ) == _2 )( x, y ) );
+    BOOST_TEST( !( ( boost::bind( f, _1 ) != _2 )( x, y ) ) );
+    BOOST_TEST( !( ( boost::bind( f, _1 ) < _2 )( x, y ) ) );
+    BOOST_TEST( !( ( boost::bind( f, _1 ) > _2 )( x, y ) ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) <= _2 )( x, y ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) >= _2 )( x, y ) );
+
+    // bind op bind
+
+    // important: bind( f, _1 ) and bind( g, _1 ) have the same type
+    BOOST_TEST( ( boost::bind( f, _1 ) == boost::bind( g, _1 ) )( x ) );
+    BOOST_TEST( !( ( boost::bind( f, _1 ) != boost::bind( g, _1 ) )( x ) ) );
+    BOOST_TEST( !( ( boost::bind( f, _1 ) < boost::bind( g, _1 ) )( x ) ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) <= boost::bind( g, _1 ) )( x ) );
+    BOOST_TEST( !( ( boost::bind( f, _1 ) > boost::bind( g, _1 ) )( x ) ) );
+    BOOST_TEST( ( boost::bind( f, _1 ) >= boost::bind( g, _1 ) )( x ) );
+
+    return boost::report_errors();
+}