C++: Add tests

...for two regressions that were introduced by

    commit e0594fc9b906a32f5c8ac70265490cf86044676f
    C++: Fix expensive lookup for boost

Change-Id: I1fa01e626da480ca53e04b4709fec458378e7aef
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

1 files changed, 96 insertions, 0 deletions

diff --git a/src/plugins/cpptools/cppcompletion_test.cpp b/src/plugins/cpptools/cppcompletion_test.cpp
index 4a5763cc10..15a1a43de9 100644
--- a/src/plugins/cpptools/cppcompletion_test.cpp
+++ b/src/plugins/cpptools/cppcompletion_test.cpp
@@ -3253,6 +3253,102 @@ void CppToolsPlugin::test_completion_data()
     ) << _("o.member.") << (QStringList()
             << QLatin1String("Data")
             << QLatin1String("x"));
+
+    QTest::newRow("std vector") << _(
+             "namespace std\n"
+             "{\n"
+             "template<typename _Tp>\n"
+             "struct allocator\n"
+             "{\n"
+             "    typedef _Tp value_type;\n"
+             "\n"
+             "    template<typename _Tp1>\n"
+             "    struct rebind\n"
+             "    { typedef allocator<_Tp1> other; };\n"
+             "};\n"
+             "\n"
+             "template<typename _Alloc, typename _Tp>\n"
+             "struct __alloctr_rebind\n"
+             "{\n"
+             "    typedef typename _Alloc::template rebind<_Tp>::other __type;\n"
+             "};\n"
+             "\n"
+             "template<typename _Alloc>\n"
+             "struct allocator_traits\n"
+             "{\n"
+             "    typedef typename _Alloc::value_type value_type;\n"
+             "\n"
+             "    template<typename _Tp>\n"
+             "    using rebind_alloc = typename __alloctr_rebind<_Alloc, _Tp>::__type;\n"
+             "};\n"
+             "\n"
+             "template<typename _Iterator>\n"
+             "struct iterator_traits { };\n"
+             "\n"
+             "template<typename _Tp>\n"
+             "struct iterator_traits<_Tp*>\n"
+             "{\n"
+             "    typedef _Tp* pointer;\n"
+             "};\n"
+             "} // namespace std\n"
+             "\n"
+             "namespace __gnu_cxx\n"
+             "{\n"
+             "template<typename _Alloc>\n"
+             "struct __alloc_traits\n"
+             "{\n"
+             "    typedef _Alloc allocator_type;\n"
+             "    typedef std::allocator_traits<_Alloc> _Base_type;\n"
+             "    typedef typename _Alloc::value_type value_type;\n"
+             "\n"
+             "    static value_type *_S_pointer_helper(...);\n"
+             "    typedef decltype(_S_pointer_helper((_Alloc*)0)) __pointer;\n"
+             "    typedef __pointer pointer;\n"
+             "\n"
+             "    template<typename _Tp>\n"
+             "    struct rebind\n"
+             "    { typedef typename _Base_type::template rebind_alloc<_Tp> other; };\n"
+             "};\n"
+             "\n"
+             "template<typename _Iterator, typename _Container>\n"
+             "struct __normal_iterator\n"
+             "{\n"
+             "    typedef std::iterator_traits<_Iterator> __traits_type;\n"
+             "    typedef typename __traits_type::pointer pointer;\n"
+             "\n"
+             "    pointer p;\n"
+             "};\n"
+             "} // namespace __gnu_cxx\n"
+             "\n"
+             "namespace std {\n"
+             "template<typename _Tp, typename _Alloc>\n"
+             "struct _Vector_Base\n"
+             "{\n"
+             "    typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template\n"
+             "    rebind<_Tp>::other _Tp_alloc_type;\n"
+             "    typedef typename __gnu_cxx::__alloc_traits<_Tp_alloc_type>::pointer\n"
+             "    pointer;\n"
+             "};\n"
+             "\n"
+             "template<typename _Tp, typename _Alloc = std::allocator<_Tp> >\n"
+             "struct vector : protected _Vector_Base<_Tp, _Alloc>\n"
+             "{\n"
+             "    typedef _Vector_Base<_Tp, _Alloc> _Base;\n"
+             "    typedef typename _Base::pointer pointer;\n"
+             "    typedef __gnu_cxx::__normal_iterator<pointer, vector> iterator;\n"
+             "};\n"
+             "} // namespace std\n"
+             "\n"
+             "struct Foo { int bar; };\n"
+             "\n"
+             "void func()\n"
+             "{\n"
+             "    std::vector<Foo>::iterator it;\n"
+             "    @;\n"
+             "}\n"
+    ) << _("it.p->") << (QStringList()
+            << QLatin1String("Foo")
+            << QLatin1String("bar"));
 }
 
 void CppToolsPlugin::test_completion_member_access_operator()