From 44e25bdf008742570619877e82ba603b3520b08f Mon Sep 17 00:00:00 2001
From: Jocelyn Turcotte <jocelyn.turcotte@digia.com>
Date: Mon, 27 Jan 2014 17:23:13 +0100
Subject: Get rid of tr1/functional

This header requires rtti in libstdc++ on Mac, which we can't recommend
since Qt itself is usually built without rtti.

Replace its uses with simpler hand-made template functors.

Change-Id: Ic020dcceaf262f77d92b31a8318a513fa200428d
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>
---
 .../qwebengineframe/tst_qwebengineframe.cpp        |  4 +--
 tests/auto/widgets/util.h                          | 30 ++++++++++++----------
 2 files changed, 19 insertions(+), 15 deletions(-)

(limited to 'tests')

diff --git a/tests/auto/widgets/qwebengineframe/tst_qwebengineframe.cpp b/tests/auto/widgets/qwebengineframe/tst_qwebengineframe.cpp
index 99ad21152..b38a7fdfe 100644
--- a/tests/auto/widgets/qwebengineframe/tst_qwebengineframe.cpp
+++ b/tests/auto/widgets/qwebengineframe/tst_qwebengineframe.cpp
@@ -406,8 +406,8 @@ void tst_QWebEngineFrame::asyncAndDelete()
     QWebEnginePage *page = new QWebEnginePage;
     CallbackSpy<QString> plainTextSpy;
     CallbackSpy<QString> htmlSpy;
-    page->toPlainText(ref(plainTextSpy));
-    page->toHtml(ref(htmlSpy));
+    page->toPlainText(plainTextSpy.ref());
+    page->toHtml(htmlSpy.ref());
 
     delete page;
     // Pending callbacks should be called with an empty value in the page's destructor.
diff --git a/tests/auto/widgets/util.h b/tests/auto/widgets/util.h
index a9a3d487c..5adc7e1b7 100644
--- a/tests/auto/widgets/util.h
+++ b/tests/auto/widgets/util.h
@@ -27,14 +27,6 @@
 #include <QTimer>
 #include <qwebenginepage.h>
 
-#if __cplusplus >= 201103L
-#include <functional>
-using std::ref;
-#else
-#include <tr1/functional>
-using std::tr1::ref;
-#endif
-
 #if !defined(TESTS_SOURCE_DIR)
 #define TESTS_SOURCE_DIR ""
 #endif
@@ -87,12 +79,17 @@ public:
     }
 };
 
+template<typename T, typename R>
+struct RefWrapper {
+    R &ref;
+    void operator()(const T& result) {
+        ref(result);
+    }
+};
+
 template<typename T>
 class CallbackSpy {
 public:
-    // Tells tr1::ref the result of void operator()(const T &result) when decltype isn't available.
-    typedef void result_type;
-
     CallbackSpy() : called(false) {
         timeoutTimer.setSingleShot(true);
         QObject::connect(&timeoutTimer, SIGNAL(timeout()), &eventLoop, SLOT(quit()));
@@ -116,6 +113,13 @@ public:
         eventLoop.quit();
     }
 
+    // Cheap rip-off of boost/std::ref
+    RefWrapper<T, CallbackSpy<T> > ref()
+    {
+        RefWrapper<T, CallbackSpy<T> > wrapper = {*this};
+        return wrapper;
+    }
+
 private:
     Q_DISABLE_COPY(CallbackSpy)
     bool called;
@@ -127,14 +131,14 @@ private:
 static inline QString toPlainText(QWebEnginePage *page)
 {
     CallbackSpy<QString> spy;
-    page->toPlainText(ref(spy));
+    page->toPlainText(spy.ref());
     return spy.waitForResult();
 }
 
 static inline QString toHtml(QWebEnginePage *page)
 {
     CallbackSpy<QString> spy;
-    page->toHtml(ref(spy));
+    page->toHtml(spy.ref());
     return spy.waitForResult();
 }
 
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