Set the type for unary expressions in v4.

Previously unary expressions were being discarded because the type
was not set. Also add tests verifying the results.

Change-Id: Icbb493fbb6f036e59c8a4a1fe232c118312a63a5
Reviewed-by: Chris Adams <christopher.adams@nokia.com>
Reviewed-by: Roberto Raggi <roberto.raggi@nokia.com>

3 files changed, 74 insertions, 0 deletions

diff --git a/tests/auto/declarative/v4/data/unaryMinus.qml b/tests/auto/declarative/v4/data/unaryMinus.qml
index 01fa515d6f..410654fc3c 100644
--- a/tests/auto/declarative/v4/data/unaryMinus.qml
+++ b/tests/auto/declarative/v4/data/unaryMinus.qml
@@ -7,12 +7,18 @@ Item {
     property int test4: -i1.p1
     property real test5: -i1.p3
     property int test6: -i1.p3
+    property real test7: -i1.p4
+    property int test8: -i1.p4
+    property real test9: -i1.p5
+    property int test10: -i1.p5
 
     QtObject {
         id: i1
         property real p1: -3.7 
         property int p2: 18
         property real p3: -3.3 
+        property int p4: -7
+        property real p5: 4.4
     }
  } 
 
diff --git a/tests/auto/declarative/v4/data/unaryPlus.qml b/tests/auto/declarative/v4/data/unaryPlus.qml
new file mode 100644
index 0000000000..cd5315a7cc
--- /dev/null
+++ b/tests/auto/declarative/v4/data/unaryPlus.qml
@@ -0,0 +1,24 @@
+import QtQuick 2.0
+
+Item {
+    property real test1: +i1.p2
+    property int test2: +i1.p2
+    property real test3: +i1.p1
+    property int test4: +i1.p1
+    property real test5: +i1.p3
+    property int test6: +i1.p3
+    property real test7: +i1.p4
+    property int test8: +i1.p4
+    property real test9: +i1.p5
+    property int test10: +i1.p5
+
+    QtObject {
+        id: i1
+        property real p1: -3.7
+        property int p2: 18
+        property real p3: -3.3
+        property int p4: -7
+        property real p5: 4.4
+    }
+}
+
diff --git a/tests/auto/declarative/v4/tst_v4.cpp b/tests/auto/declarative/v4/tst_v4.cpp
index 8a550a5c2d..927dc0f082 100644
--- a/tests/auto/declarative/v4/tst_v4.cpp
+++ b/tests/auto/declarative/v4/tst_v4.cpp
@@ -71,6 +71,8 @@ private slots:
     void qtbug_21883();
     void qtbug_22816();
     void stringComparison();
+    void unaryMinus();
+    void unaryPlus();
 
 private:
     QDeclarativeEngine engine;
@@ -304,6 +306,48 @@ void tst_v4::stringComparison()
     delete o;
 }
 
+void tst_v4::unaryMinus()
+{
+    QDeclarativeComponent component(&engine, testFileUrl("unaryMinus.qml"));
+
+    QObject *o = component.create();
+    QVERIFY(o != 0);
+
+    QCOMPARE(o->property("test1").toReal(), qreal(-18));
+    QCOMPARE(o->property("test2").toInt(), -18);
+    QCOMPARE(o->property("test3").toReal(), qreal(3.7));
+    QCOMPARE(o->property("test4").toInt(), 4);
+    QCOMPARE(o->property("test5").toReal(), qreal(3.3));
+    QCOMPARE(o->property("test6").toInt(), 3);
+    QCOMPARE(o->property("test7").toReal(), qreal(7));
+    QCOMPARE(o->property("test8").toInt(), 7);
+    QCOMPARE(o->property("test9").toReal(), qreal(-4.4));
+    QCOMPARE(o->property("test10").toInt(), -4);
+
+    delete o;
+}
+
+void tst_v4::unaryPlus()
+{
+    QDeclarativeComponent component(&engine, testFileUrl("unaryPlus.qml"));
+
+    QObject *o = component.create();
+    QVERIFY(o != 0);
+
+    QCOMPARE(o->property("test1").toReal(), qreal(18));
+    QCOMPARE(o->property("test2").toInt(), 18);
+    QCOMPARE(o->property("test3").toReal(), qreal(-3.7));
+    QCOMPARE(o->property("test4").toInt(), -4);
+    QCOMPARE(o->property("test5").toReal(), qreal(-3.3));
+    QCOMPARE(o->property("test6").toInt(), -3);
+    QCOMPARE(o->property("test7").toReal(), qreal(-7));
+    QCOMPARE(o->property("test8").toInt(), -7);
+    QCOMPARE(o->property("test9").toReal(), qreal(4.4));
+    QCOMPARE(o->property("test10").toInt(), 4);
+
+    delete o;
+}
+
 QTEST_MAIN(tst_v4)
 
 #include "tst_v4.moc"