Add tests for painting moved handles and both handles together in Dou…

…bleSlider.
przemek83 · Dec 24, 2024 · d3a9391 · d3a9391
1 parent 9fa9d21
commit d3a9391
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Showing 5 changed files with 30 additions and 0 deletions.
diff --git a/tests/DoubleSliderTest.cpp b/tests/DoubleSliderTest.cpp
@@ -156,6 +156,30 @@ void DoubleSliderTest::testPaintingDefaultState()
     QCOMPARE(actual, expected);
 }
 
+void DoubleSliderTest::testPaintingMovedHandles()
+{
+    DoubleSlider slider(MIN, MAX);
+    const double step{(MAX - MIN) / 4.};
+    slider.setCurrentMax(MAX - step);
+    slider.setCurrentMin(MIN + step);
+    auto actual{slider.grab().toImage()};
+    QImage expected(":/res/sliderMovedHandles.png");
+    expected = expected.convertToFormat(actual.format());
+    QCOMPARE(actual, expected);
+}
+
+void DoubleSliderTest::testPaintingBothHandlesTogether()
+{
+    DoubleSlider slider(MIN, MAX);
+    const double step{(MAX - MIN) / 2.};
+    slider.setCurrentMax(MAX - step);
+    slider.setCurrentMin(slider.getCurrentMax());
+    auto actual{slider.grab().toImage()};
+    QImage expected(":/res/sliderBothHandlesTogether.png");
+    expected = expected.convertToFormat(actual.format());
+    QCOMPARE(actual, expected);
+}
+
 void DoubleSliderTest::moveHandle(DoubleSlider& slider, QPoint from,
                                   QPoint to) const
 {

diff --git a/tests/DoubleSliderTest.h b/tests/DoubleSliderTest.h
@@ -28,6 +28,10 @@ private Q_SLOTS:
 
     static void testPaintingDefaultState();
 
+    static void testPaintingMovedHandles();
+
+    static void testPaintingBothHandlesTogether();
+
 private:
     void moveHandle(DoubleSlider& slider, QPoint from, QPoint to) const;
 

diff --git a/tests/res/sliderBothHandlesTogether.png b/tests/res/sliderBothHandlesTogether.png
diff --git a/tests/res/sliderMovedHandles.png b/tests/res/sliderMovedHandles.png
diff --git a/tests/testResources.qrc b/tests/testResources.qrc
@@ -6,5 +6,7 @@
         <file>res/counterUpdated.png</file>
         <file>res/counterFinished.png</file>
         <file>res/sliderDefault.png</file>
+        <file>res/sliderMovedHandles.png</file>
+        <file>res/sliderBothHandlesTogether.png</file>
     </qresource>
 </RCC>