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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:45:59 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:45:59 +0000
commit19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch)
tree42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/boost/libs/variant/test/test7.cpp
parentInitial commit. (diff)
downloadceph-upstream/16.2.11+ds.tar.xz
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Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/variant/test/test7.cpp')
-rw-r--r--src/boost/libs/variant/test/test7.cpp255
1 files changed, 255 insertions, 0 deletions
diff --git a/src/boost/libs/variant/test/test7.cpp b/src/boost/libs/variant/test/test7.cpp
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+++ b/src/boost/libs/variant/test/test7.cpp
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+//-----------------------------------------------------------------------------
+// boost-libs variant/test/test7.cpp header file
+// See http://www.boost.org for updates, documentation, and revision history.
+//-----------------------------------------------------------------------------
+//
+// Copyright (c) 2003
+// Eric Friedman, Itay Maman
+//
+// 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/config.hpp"
+
+#ifdef BOOST_MSVC
+#pragma warning(disable:4244) // conversion from 'const int' to 'const short'
+#endif
+
+#include "boost/core/lightweight_test.hpp"
+#include "boost/variant.hpp"
+
+#include "jobs.h"
+
+#include <iostream>
+#include <algorithm>
+#include <string>
+#include <map>
+
+#include "boost/detail/workaround.hpp"
+#if BOOST_WORKAROUND(BOOST_MSVC, <= 1200)
+# include "boost/mpl/bool.hpp"
+# include "boost/type_traits/is_same.hpp"
+#endif
+
+
+using namespace boost;
+using namespace std;
+
+
+struct jas
+{
+ jas(int n = 364);
+ jas(const jas& other);
+
+ ~jas();
+ jas& operator=(const jas& other);
+
+ void swap(jas& other);
+
+ int n_;
+
+ int sn_;
+ static int s_inst_id_;
+};
+
+struct Tracker
+{
+ typedef map<const jas*,int> table_type;
+ typedef table_type::iterator iterator_type;
+
+ static table_type s_this_to_sn_;
+
+ static void insert(const jas& j)
+ {
+ s_this_to_sn_[&j] = j.sn_;
+ cout << "jas( " << j.sn_ << ") Registered" << endl;
+ }
+
+ static void remove(const jas& j)
+ {
+ iterator_type iter = s_this_to_sn_.find(&j);
+ BOOST_TEST(iter != s_this_to_sn_.end());
+ BOOST_TEST( ((*iter).second) == j.sn_);
+
+ int sn = (*iter).second;
+ if(sn != j.sn_)
+ {
+ cout << "Mismatch: this = " << (*iter).first << ", sn_ = " << sn
+ << ", other: this = " << &j << ", j.sn_ = " << j.sn_ << endl;
+ }
+
+ BOOST_TEST(sn == j.sn_);
+
+
+
+
+
+ s_this_to_sn_.erase(&j);
+ cout << "jas( " << j.sn_ << ") Removed" << endl;
+ }
+
+ static void check()
+ {
+ BOOST_TEST(s_this_to_sn_.empty());
+ }
+};
+
+Tracker::table_type Tracker::s_this_to_sn_;
+
+
+
+jas::jas(int n) : n_(n)
+{
+ sn_ = s_inst_id_;
+ s_inst_id_ += 1;
+
+ Tracker::insert(*this);
+}
+
+jas::jas(const jas& other) : n_(other.n_)
+{
+ sn_ = s_inst_id_;
+ s_inst_id_ += 1;
+
+ Tracker::insert(*this);
+}
+
+jas::~jas()
+{
+ Tracker::remove(*this);
+}
+
+jas& jas::operator=(const jas& other)
+{
+ jas temp(other);
+ swap(temp);
+
+ return *this;
+}
+
+void jas::swap(jas& other)
+{
+ Tracker::remove(*this);
+ Tracker::remove(other);
+
+ std::swap(n_, other.n_);
+ std::swap(sn_, other.sn_);
+
+ Tracker::insert(*this);
+ Tracker::insert(other);
+}
+
+int jas::s_inst_id_ = 0;
+
+
+bool operator==(const jas& a, const jas& b)
+{
+ return a.n_ == b.n_;
+}
+
+ostream& operator<<(ostream& out, const jas& a)
+{
+ cout << "jas::n_ = " << a.n_;
+ return out;
+}
+
+
+template<typename ValueType>
+struct compare_helper : boost::static_visitor<bool>
+{
+ compare_helper(ValueType& expected) : expected_(expected) { }
+
+#if !BOOST_WORKAROUND(BOOST_MSVC, <= 1200)
+
+ bool operator()(const ValueType& value)
+ {
+ return value == expected_;
+ }
+
+ template <typename T>
+ bool operator()(const T& )
+ {
+ return false;
+ }
+
+#else // MSVC6
+
+private:
+
+ bool compare_impl(const ValueType& value, boost::mpl::true_)
+ {
+ return value == expected_;
+ }
+
+ template <typename T>
+ bool compare_impl(const T&, boost::mpl::false_)
+ {
+ return false;
+ }
+
+public:
+
+ template <typename T>
+ bool operator()(const T& value)
+ {
+ typedef typename boost::is_same<T, ValueType>::type
+ T_is_ValueType;
+
+ return compare_impl(value, T_is_ValueType());
+ }
+
+#endif // MSVC6 workaround
+
+ ValueType& expected_;
+
+private:
+ compare_helper& operator=(const compare_helper&);
+
+};
+
+template<typename VariantType, typename ExpectedType>
+void var_compare(const VariantType& v, ExpectedType expected)
+{
+ compare_helper<ExpectedType> ch(expected);
+
+ bool checks = boost::apply_visitor(ch, v);
+ BOOST_TEST(checks);
+}
+
+
+void run()
+{
+ boost::variant<string, short> v0;
+
+ var_compare(v0, string(""));
+
+ v0 = 8;
+ var_compare(v0, static_cast<short>(8));
+
+ v0 = "penny lane";
+ var_compare(v0, string("penny lane"));
+
+ boost::variant<jas, string, int> v1, v2 = jas(195);
+ var_compare(v1, jas(364));
+
+ v1 = jas(500);
+ v1.swap(v2);
+
+ var_compare(v1, jas(195));
+ var_compare(v2, jas(500));
+
+
+ boost::variant<string, int> v3;
+ var_compare(v3, string(""));
+}
+
+
+int main()
+{
+ run();
+ Tracker::check();
+
+ return boost::report_errors();
+}
+