Merge remote-tracking branch 'origin/5.6' into 5.7

Conflicts:
	src/plugins/platforms/qnx/qqnxscreeneventhandler.cpp

Change-Id: I0af32ee55936d523cbd259b6fe82eb9c409f9074

3 files changed, 135 insertions, 20 deletions

diff --git a/tests/auto/corelib/tools/qlatin1string/tst_qlatin1string.cpp b/tests/auto/corelib/tools/qlatin1string/tst_qlatin1string.cpp
index 1295a36c1a..878b4b52b6 100644
--- a/tests/auto/corelib/tools/qlatin1string/tst_qlatin1string.cpp
+++ b/tests/auto/corelib/tools/qlatin1string/tst_qlatin1string.cpp
@@ -30,6 +30,15 @@
 
 #include <QString>
 
+// Preserve QLatin1String-ness (QVariant(QLatin1String) creates a QVariant::String):
+struct QLatin1StringContainer {
+    QLatin1String l1;
+};
+QT_BEGIN_NAMESPACE
+Q_DECLARE_TYPEINFO(QLatin1StringContainer, Q_MOVABLE_TYPE);
+QT_END_NAMESPACE
+Q_DECLARE_METATYPE(QLatin1StringContainer)
+
 class tst_QLatin1String : public QObject
 {
     Q_OBJECT
@@ -37,6 +46,8 @@ class tst_QLatin1String : public QObject
 private Q_SLOTS:
     void nullString();
     void emptyString();
+    void relationalOperators_data();
+    void relationalOperators();
 };
 
 void tst_QLatin1String::nullString()
@@ -114,7 +125,53 @@ void tst_QLatin1String::emptyString()
     }
 }
 
+void tst_QLatin1String::relationalOperators_data()
+{
+    QTest::addColumn<QLatin1StringContainer>("lhs");
+    QTest::addColumn<int>("lhsOrderNumber");
+    QTest::addColumn<QLatin1StringContainer>("rhs");
+    QTest::addColumn<int>("rhsOrderNumber");
 
+    struct Data {
+        QLatin1String l1;
+        int order;
+    } data[] = {
+        { QLatin1String(),     0 },
+        { QLatin1String(""),   0 },
+        { QLatin1String("a"),  1 },
+        { QLatin1String("aa"), 2 },
+        { QLatin1String("b"),  3 },
+    };
+
+    for (Data *lhs = data; lhs != data + sizeof data / sizeof *data; ++lhs) {
+        for (Data *rhs = data; rhs != data + sizeof data / sizeof *data; ++rhs) {
+            QLatin1StringContainer l = { lhs->l1 }, r = { rhs->l1 };
+            QTest::newRow(qPrintable(QString::asprintf("\"%s\" <> \"%s\"",
+                                                       lhs->l1.data() ? lhs->l1.data() : "nullptr",
+                                                       rhs->l1.data() ? rhs->l1.data() : "nullptr")))
+                << l << lhs->order << r << rhs->order;
+        }
+    }
+}
+
+void tst_QLatin1String::relationalOperators()
+{
+    QFETCH(QLatin1StringContainer, lhs);
+    QFETCH(int, lhsOrderNumber);
+    QFETCH(QLatin1StringContainer, rhs);
+    QFETCH(int, rhsOrderNumber);
+
+#define CHECK(op) \
+    QCOMPARE(lhs.l1 op rhs.l1, lhsOrderNumber op rhsOrderNumber) \
+    /*end*/
+    CHECK(==);
+    CHECK(!=);
+    CHECK(< );
+    CHECK(> );
+    CHECK(<=);
+    CHECK(>=);
+#undef CHECK
+}
 
 QTEST_APPLESS_MAIN(tst_QLatin1String)
 
diff --git a/tests/auto/sql/kernel/qsqlquery/tst_qsqlquery.cpp b/tests/auto/sql/kernel/qsqlquery/tst_qsqlquery.cpp
index 078a629df5..84e9643e77 100644
--- a/tests/auto/sql/kernel/qsqlquery/tst_qsqlquery.cpp
+++ b/tests/auto/sql/kernel/qsqlquery/tst_qsqlquery.cpp
@@ -4002,12 +4002,14 @@ void runIntegralTypesMysqlTest(QSqlDatabase &db, const QString &tableName, const
     QVERIFY_SQL(q, exec("DROP TABLE IF EXISTS " + tableName));
     QVERIFY_SQL(q, exec("CREATE TABLE " + tableName + " (id " + type + ')'));
 
-    const int steps = 20;
-    const T increment = max / steps - min / steps;
+    const int steps = (max == min + 1) ? 2 : 20;
+    const T increment = (max == min + 1) ? 1 : (max / steps - min / steps);
 
     // insert some values
     QVector<T> values;
+    QVector<QVariant> variantValues;
     values.resize(steps);
+    variantValues.resize(steps);
     T v = min;
     if (withPreparedStatement) {
         QVERIFY_SQL(q, prepare("INSERT INTO " + tableName + " (id) VALUES (?)"));
@@ -4020,17 +4022,30 @@ void runIntegralTypesMysqlTest(QSqlDatabase &db, const QString &tableName, const
             QVERIFY_SQL(q, exec("INSERT INTO " + tableName + " (id) VALUES (" + QString::number(v) + QLatin1Char(')')));
         }
         values[i] = v;
+        variantValues[i] = QVariant::fromValue(v);
         v += increment;
     }
 
     // ensure we can read them back properly
-    QVERIFY_SQL(q, exec("SELECT id FROM " + tableName));
+    if (withPreparedStatement) {
+        QVERIFY_SQL(q, prepare("SELECT id FROM " + tableName));
+        QVERIFY_SQL(q, exec());
+    } else {
+        QVERIFY_SQL(q, exec("SELECT id FROM " + tableName));
+    }
     QVector<T> actualValues;
+    QVector<QVariant> actualVariantValues;
     actualValues.reserve(values.size());
     while (q.next()) {
-        actualValues << q.value(0).value<T>();
+        QVariant value = q.value(0);
+        actualVariantValues << value;
+        actualValues << value.value<T>();
+        QVERIFY(actualVariantValues.last().userType() != qMetaTypeId<char>());
+        QVERIFY(actualVariantValues.last().userType() != qMetaTypeId<signed char>());
+        QVERIFY(actualVariantValues.last().userType() != qMetaTypeId<unsigned char>());
     }
     QCOMPARE(actualValues, values);
+    QCOMPARE(actualVariantValues, variantValues);
 }
 
 void tst_QSqlQuery::integralTypesMysql()
@@ -4041,16 +4056,18 @@ void tst_QSqlQuery::integralTypesMysql()
 
     for (int i = 0; i < 2; ++i) {
         const bool withPreparedStatement = (i == 1);
-        runIntegralTypesMysqlTest<char>(db, "tinyIntTest", "TINYINT", withPreparedStatement);
-        runIntegralTypesMysqlTest<unsigned char>(db, "unsignedTinyIntTest", "TINYINT UNSIGNED", withPreparedStatement);
-        runIntegralTypesMysqlTest<char>(db, "smallIntTest", "SMALLINT", withPreparedStatement);
-        runIntegralTypesMysqlTest<unsigned char>(db, "unsignedSmallIntTest", "SMALLINT UNSIGNED", withPreparedStatement);
-        runIntegralTypesMysqlTest<int>(db, "mediumIntTest", "MEDIUMINT", withPreparedStatement, -(1 << 23), (1 << 23) - 1);
-        runIntegralTypesMysqlTest<unsigned int>(db, "unsignedMediumIntTest", "MEDIUMINT UNSIGNED", withPreparedStatement, 0, (1 << 24) - 1);
-        runIntegralTypesMysqlTest<int>(db, "intTest", "INT", withPreparedStatement);
-        runIntegralTypesMysqlTest<unsigned int>(db, "unsignedIntTest", "INT UNSIGNED", withPreparedStatement);
-        runIntegralTypesMysqlTest<long long>(db, "bigIntTest", "BIGINT", withPreparedStatement);
-        runIntegralTypesMysqlTest<unsigned long long>(db, "unsignedBigIntTest", "BIGINT UNSIGNED", withPreparedStatement);
+        runIntegralTypesMysqlTest<bool>(db, "tinyInt1Test", "TINYINT(1)", withPreparedStatement);
+        runIntegralTypesMysqlTest<bool>(db, "unsignedTinyInt1Test", "TINYINT(1) UNSIGNED", withPreparedStatement);
+        runIntegralTypesMysqlTest<qint8>(db, "tinyIntTest", "TINYINT", withPreparedStatement);
+        runIntegralTypesMysqlTest<quint8>(db, "unsignedTinyIntTest", "TINYINT UNSIGNED", withPreparedStatement);
+        runIntegralTypesMysqlTest<qint16>(db, "smallIntTest", "SMALLINT", withPreparedStatement);
+        runIntegralTypesMysqlTest<quint16>(db, "unsignedSmallIntTest", "SMALLINT UNSIGNED", withPreparedStatement);
+        runIntegralTypesMysqlTest<qint32>(db, "mediumIntTest", "MEDIUMINT", withPreparedStatement, -(1 << 23), (1 << 23) - 1);
+        runIntegralTypesMysqlTest<quint32>(db, "unsignedMediumIntTest", "MEDIUMINT UNSIGNED", withPreparedStatement, 0, (1 << 24) - 1);
+        runIntegralTypesMysqlTest<qint32>(db, "intTest", "INT", withPreparedStatement);
+        runIntegralTypesMysqlTest<quint32>(db, "unsignedIntTest", "INT UNSIGNED", withPreparedStatement);
+        runIntegralTypesMysqlTest<qint64>(db, "bigIntTest", "BIGINT", withPreparedStatement);
+        runIntegralTypesMysqlTest<quint64>(db, "unsignedBigIntTest", "BIGINT UNSIGNED", withPreparedStatement);
     }
 }
 
diff --git a/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp b/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp
index 98b630b49d..bbff9f0e50 100644
--- a/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp
+++ b/tests/auto/widgets/kernel/qwidget/tst_qwidget.cpp
@@ -289,6 +289,7 @@ private slots:
     void showHideEvent_data();
     void showHideEvent();
     void showHideEventWhileMinimize();
+    void showHideChildrenWhileMinimize_QTBUG50589();
 
     void lostUpdatesOnHide();
 
@@ -4073,19 +4074,30 @@ class ShowHideEventWidget : public QWidget
 {
 public:
     int numberOfShowEvents, numberOfHideEvents;
+    int numberOfSpontaneousShowEvents, numberOfSpontaneousHideEvents;
 
     ShowHideEventWidget(QWidget *parent = 0)
-        : QWidget(parent), numberOfShowEvents(0), numberOfHideEvents(0)
+        : QWidget(parent)
+        , numberOfShowEvents(0), numberOfHideEvents(0)
+        , numberOfSpontaneousShowEvents(0), numberOfSpontaneousHideEvents(0)
     { }
 
     void create()
     { QWidget::create(); }
 
-    void showEvent(QShowEvent *)
-    { ++numberOfShowEvents; }
+    void showEvent(QShowEvent *e)
+    {
+        ++numberOfShowEvents;
+        if (e->spontaneous())
+            ++numberOfSpontaneousShowEvents;
+    }
 
-    void hideEvent(QHideEvent *)
-    { ++numberOfHideEvents; }
+    void hideEvent(QHideEvent *e)
+    {
+        ++numberOfHideEvents;
+        if (e->spontaneous())
+            ++numberOfSpontaneousHideEvents;
+    }
 };
 
 void tst_QWidget::showHideEvent_data()
@@ -4177,6 +4189,32 @@ void tst_QWidget::showHideEventWhileMinimize()
     QTRY_COMPARE(widget.numberOfShowEvents, showEventsBeforeMinimize + 1);
 }
 
+void tst_QWidget::showHideChildrenWhileMinimize_QTBUG50589()
+{
+    const QPlatformIntegration *pi = QGuiApplicationPrivate::platformIntegration();
+    if (!pi->hasCapability(QPlatformIntegration::MultipleWindows)
+        || !pi->hasCapability(QPlatformIntegration::NonFullScreenWindows)
+        || !pi->hasCapability(QPlatformIntegration::WindowManagement)) {
+        QSKIP("This test requires window management capabilities");
+    }
+
+    QWidget parent;
+    ShowHideEventWidget child(&parent);
+
+    parent.setWindowTitle(QTest::currentTestFunction());
+    parent.resize(m_testWidgetSize);
+    centerOnScreen(&parent);
+    parent.show();
+    QVERIFY(QTest::qWaitForWindowExposed(&parent));
+
+    const int showEventsBeforeMinimize = child.numberOfSpontaneousShowEvents;
+    const int hideEventsBeforeMinimize = child.numberOfSpontaneousHideEvents;
+    parent.showMinimized();
+    QTRY_COMPARE(child.numberOfSpontaneousHideEvents, hideEventsBeforeMinimize + 1);
+    parent.showNormal();
+    QTRY_COMPARE(child.numberOfSpontaneousShowEvents, showEventsBeforeMinimize + 1);
+}
+
 void tst_QWidget::update()
 {
 #ifdef Q_OS_OSX
@@ -10315,8 +10353,11 @@ void tst_QWidget::underMouse()
     QCOMPARE(childWidget2.leaves, 0);
 
     // Mouse leaves popup and enters topLevelWidget, should cause leave for popup
-    // but no enter to topLevelWidget. Again, artificial leave event needed.
+    // but no enter to topLevelWidget.
+#ifdef Q_OS_DARWIN
+    // Artificial leave event needed for Cocoa.
     QWindowSystemInterface::handleLeaveEvent(popupWindow);
+#endif
     QTest::mouseMove(popupWindow, popupWindow->mapFromGlobal(window->mapToGlobal(inWindowPoint)));
     QApplication::processEvents();
     QVERIFY(!topLevelWidget.underMouse());