From 487f636523dfded4c07a39e4d96ab3e83c64f95e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B8rn=20Erik=20Nilsen?= <bjorn.nilsen@nokia.com>
Date: Fri, 21 Aug 2009 12:05:33 +0200
Subject: Add auto-tests for QGraphicsItem/QWidget::setGraphicsEffect.

---
 tests/auto/qwidget/tst_qwidget.cpp | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'tests/auto/qwidget')

diff --git a/tests/auto/qwidget/tst_qwidget.cpp b/tests/auto/qwidget/tst_qwidget.cpp
index 34971a9e47..36f4ddfce7 100644
--- a/tests/auto/qwidget/tst_qwidget.cpp
+++ b/tests/auto/qwidget/tst_qwidget.cpp
@@ -355,6 +355,7 @@ private slots:
 
     void focusWidget_task254563();
     void rectOutsideCoordinatesLimit_task144779();
+    void setGraphicsEffect();
 
 private:
     bool ensureScreenSize(int width, int height);
@@ -9169,5 +9170,36 @@ void tst_QWidget::inputFocus_task257832()
       delete widget;
 }
 
+void tst_QWidget::setGraphicsEffect()
+{
+    // Check that we don't have any effect by default.
+    QWidget *widget = new QWidget;
+    QVERIFY(!widget->graphicsEffect());
+
+    // SetGet check.
+    QPointer<QGraphicsEffect> blurEffect = new QGraphicsBlurEffect;
+    widget->setGraphicsEffect(blurEffect);
+    QCOMPARE(widget->graphicsEffect(), static_cast<QGraphicsEffect *>(blurEffect));
+
+    // Ensure the existing effect is deleted when setting a new one.
+    QPointer<QGraphicsEffect> shadowEffect = new QGraphicsDropShadowEffect;
+    widget->setGraphicsEffect(shadowEffect);
+    QVERIFY(!blurEffect);
+    QCOMPARE(widget->graphicsEffect(), static_cast<QGraphicsEffect *>(shadowEffect));
+    blurEffect = new QGraphicsBlurEffect;
+
+    // Ensure the effect is uninstalled when setting it on a new target.
+    QWidget *anotherWidget = new QWidget;
+    anotherWidget->setGraphicsEffect(blurEffect);
+    widget->setGraphicsEffect(blurEffect);
+    QVERIFY(!anotherWidget->graphicsEffect());
+    QVERIFY(!shadowEffect);
+
+    // Ensure the existing effect is deleted when deleting the widget.
+    delete widget;
+    QVERIFY(!blurEffect);
+    delete anotherWidget;
+}
+
 QTEST_MAIN(tst_QWidget)
 #include "tst_qwidget.moc"
-- 
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