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-rw-r--r--src/boost/libs/array/test/array0.cpp89
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diff --git a/src/boost/libs/array/test/array0.cpp b/src/boost/libs/array/test/array0.cpp
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+/* tests for using class array<> specialization for size 0
+ * (C) Copyright Alisdair Meredith 2006.
+ * 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 <string>
+#include <iostream>
+#include <boost/array.hpp>
+
+#include <boost/core/lightweight_test_trait.hpp>
+
+namespace {
+
+template< class T >
+void BadValue( const T & )
+{
+ BOOST_TEST ( false );
+}
+
+template< class T >
+void RunTests()
+{
+ typedef boost::array< T, 0 > test_type;
+
+ // Test value and aggegrate initialization
+ test_type test_case = {};
+ const boost::array< T, 0 > const_test_case = test_type();
+
+ test_case.fill ( T() );
+
+ // front/back and operator[] must compile, but calling them is undefined
+ // Likewise, all tests below should evaluate to false, avoiding undefined behaviour
+ BOOST_TEST ( test_case.empty());
+ BOOST_TEST ( const_test_case.empty());
+
+ BOOST_TEST ( test_case.size() == 0 );
+ BOOST_TEST ( const_test_case.size() == 0 );
+
+ // Assert requirements of TR1 6.2.2.4
+ BOOST_TEST ( test_case.begin() == test_case.end());
+ BOOST_TEST ( test_case.cbegin() == test_case.cend());
+ BOOST_TEST ( const_test_case.begin() == const_test_case.end());
+ BOOST_TEST ( const_test_case.cbegin() == const_test_case.cend());
+
+ BOOST_TEST ( test_case.begin() != const_test_case.begin() );
+ if( test_case.data() == const_test_case.data() ) {
+ // Value of data is unspecified in TR1, so no requirement this test pass or fail
+ // However, it must compile!
+ }
+
+ // Check can safely use all iterator types with std algorithms
+ std::for_each( test_case.begin(), test_case.end(), BadValue< T > );
+ std::for_each( test_case.rbegin(), test_case.rend(), BadValue< T > );
+ std::for_each( test_case.cbegin(), test_case.cend(), BadValue< T > );
+ std::for_each( const_test_case.begin(), const_test_case.end(), BadValue< T > );
+ std::for_each( const_test_case.rbegin(), const_test_case.rend(), BadValue< T > );
+ std::for_each( const_test_case.cbegin(), const_test_case.cend(), BadValue< T > );
+
+ // Check swap is well formed
+ std::swap( test_case, test_case );
+
+ // Check assignment operator and overloads are well formed
+ test_case = const_test_case;
+
+ // Confirm at() throws the std lib defined exception
+ try {
+ BadValue( test_case.at( 0 ));
+ } catch ( const std::out_of_range & ) {
+ }
+
+ try {
+ BadValue( const_test_case.at( 0 ) );
+ } catch ( const std::out_of_range & ) {
+ }
+}
+
+}
+
+int main()
+{
+ RunTests< bool >();
+ RunTests< void * >();
+ RunTests< long double >();
+ RunTests< std::string >();
+
+ return boost::report_errors();
+}