Update .pro file and config tests with stricter requirements.

* Add config test to exclude C++11 incapable compilers.
* Add required modules: widgets, serialport, serialbus.

Task-number: QTBUG-51655
Change-Id: I015d41fe62fc9e39a40363fffaaaec7fcd286075
Reviewed-by: Karsten Heimrich <karsten.heimrich@theqtcompany.com>
Reviewed-by: Alex Blasche <alexander.blasche@theqtcompany.com>

2 files changed, 132 insertions, 0 deletions

diff --git a/config.tests/language/language.pro b/config.tests/language/language.pro
new file mode 100644
index 0000000..908d781
--- /dev/null
+++ b/config.tests/language/language.pro
@@ -0,0 +1,9 @@
+TEMPLATE = app
+
+CONFIG += qt
+CONFIG += c++11
+CONFIG += console
+
+QT = core
+
+SOURCES += main.cpp
diff --git a/config.tests/language/main.cpp b/config.tests/language/main.cpp
new file mode 100644
index 0000000..dc57aa8
--- /dev/null
+++ b/config.tests/language/main.cpp
@@ -0,0 +1,123 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtSerialBus module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtCore/qglobal.h>
+
+#include <memory>
+#include <type_traits>
+
+struct Base
+{
+    virtual void overrideMe() = 0;
+};
+
+struct Test : public Base
+{
+    // strongly typed enums
+    enum struct Enum : char {
+        EnumA, EnumB
+    };
+
+    Test() = default;   // defaulted and
+    Test(const Test&) = delete; // deleted ctors
+
+    explicit Test(int i)
+        : Test(0, i) { }
+    Test(int a, int i)
+        : m_intA(a), m_intI(i) {}
+
+    // std::is_same
+    template <typename T, typename ... Ts> struct IsType { enum { value = false }; };
+    template <typename T, typename T1, typename ... Ts> struct IsType<T, T1, Ts...> {
+        enum { value = std::is_same<T, T1>::value || IsType<T, Ts...>::value };
+    };
+
+    // std::is_pod
+    template <typename T> void test(T) const {
+        static_assert(std::is_pod<T>::value, "Only POD supported.");
+        static_assert(IsType<T, int>::value, "Only int supported.");
+    }
+
+    // variadics
+    template <typename ... Args>
+    void setValues(Args ... values)
+    {
+        const int size = sizeof...(Args);
+        int tmp[size] = { (test(values), void(), '0')... };
+        (void) (tmp);
+    }
+
+    // override keyword
+    void overrideMe() override {}
+
+    // const and constexpr
+    Q_DECL_CONSTEXPR qint64 first() const Q_DECL_NOTHROW { return m_intA; }
+    Q_DECL_RELAXED_CONSTEXPR void setFirst(int a) Q_DECL_NOTHROW { m_intA = a; }
+
+    // non-static data member initializers
+    int m_intA = 0;
+    int m_intI = 0;
+};
+
+using func = int (*) (int, int);
+int total(int a, int i) { return a + i; }
+
+int main(int /*argc*/, char** /*argv*/)
+{
+    // unique_ptr and nullptr
+    std::unique_ptr<Test> t = nullptr;
+
+    // make_unique and delegating ctor
+    t = std::make_unique<Test>(155);
+
+    // variadics
+    t->setValues(1, 2, 3, 4, 5);
+
+    // lambda and auto
+    auto m = [](int a, int b) -> int {
+        return a * b;
+    };
+
+    // decltype
+    decltype(m) multiply = m;
+    multiply(t->m_intA, t->m_intI);
+
+    // alias templates
+    func f = total;
+    f(t->m_intA, t->m_intI);
+
+    return 0;
+}