Better/More survey related unit testing

qgroundcontrol.pro

@@ -400,6 +400,7 @@ DebugBuild { PX4FirmwarePlugin { PX4FirmwarePluginFactory  { APMFirmwarePlugin {
         src/MissionManager/MissionManagerTest.h \
         src/MissionManager/MissionSettingsTest.h \
         src/MissionManager/PlanMasterControllerTest.h \
+        src/MissionManager/QGCMapPolygonTest.h \
         src/MissionManager/SectionTest.h \
         src/MissionManager/SimpleMissionItemTest.h \
         src/MissionManager/SpeedSectionTest.h \
@@ -434,6 +435,7 @@ DebugBuild { PX4FirmwarePlugin { PX4FirmwarePluginFactory  { APMFirmwarePlugin {
         src/MissionManager/MissionManagerTest.cc \
         src/MissionManager/MissionSettingsTest.cc \
         src/MissionManager/PlanMasterControllerTest.cc \
+        src/MissionManager/QGCMapPolygonTest.cc \
         src/MissionManager/SectionTest.cc \
         src/MissionManager/SimpleMissionItemTest.cc \
         src/MissionManager/SpeedSectionTest.cc \

src/MissionManager/QGCMapPolygon.cc

@@ -72,6 +72,9 @@ void QGCMapPolygon::setDirty(bool dirty)
 {
     if (_dirty != dirty) {
         _dirty = dirty;
+        if (!dirty) {
+            _polygonModel.setDirty(false);
+        }
         emit dirtyChanged(dirty);
     }
 }

src/MissionManager/QGCMapPolygonTest.cc

@@ -0,0 +1,198 @@
+/****************************************************************************
+ *
+ *   (c) 2009-2016 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
+ *
+ * QGroundControl is licensed according to the terms in the file
+ * COPYING.md in the root of the source code directory.
+ *
+ ****************************************************************************/
+
+#include "QGCMapPolygonTest.h"
+#include "QGCApplication.h"
+#include "QGCQGeoCoordinate.h"
+
+QGCMapPolygonTest::QGCMapPolygonTest(void)
+{
+    _polyPoints << QGeoCoordinate(47.635638361473475, -122.09269407980834 ) <<
+                   QGeoCoordinate(47.635638361473475, -122.08545246602667) <<
+                   QGeoCoordinate(47.63057923872075, -122.08545246602667) <<
+                   QGeoCoordinate(47.63057923872075, -122.09269407980834);
+}
+
+void QGCMapPolygonTest::init(void)
+{
+    UnitTest::init();
+
+    _rgPolygonSignals[polygonCountChangedIndex] =   SIGNAL(countChanged(int));
+    _rgPolygonSignals[pathChangedIndex] =           SIGNAL(pathChanged());
+    _rgPolygonSignals[polygonDirtyChangedIndex] =   SIGNAL(dirtyChanged(bool));
+    _rgPolygonSignals[clearedIndex] =               SIGNAL(cleared());
+    _rgPolygonSignals[centerChangedIndex] =         SIGNAL(centerChanged(QGeoCoordinate));
+
+    _rgModelSignals[modelCountChangedIndex] = SIGNAL(countChanged(int));
+    _rgModelSignals[modelDirtyChangedIndex] = SIGNAL(dirtyChanged(bool));
+
+    _mapPolygon = new QGCMapPolygon(this, this);
+    _pathModel = _mapPolygon->qmlPathModel();
+    QVERIFY(_pathModel);
+
+    _multiSpyPolygon = new MultiSignalSpy();
+    QCOMPARE(_multiSpyPolygon->init(_mapPolygon, _rgPolygonSignals, _cPolygonSignals), true);
+
+    _multiSpyModel = new MultiSignalSpy();
+    QCOMPARE(_multiSpyModel->init(_pathModel, _rgModelSignals, _cModelSignals), true);
+}
+
+void QGCMapPolygonTest::cleanup(void)
+{
+    delete _mapPolygon;
+    delete _multiSpyPolygon;
+    delete _multiSpyModel;
+}
+
+void QGCMapPolygonTest::_testDirty(void)
+{
+    // Check basic dirty bit set/get
+
+    QVERIFY(!_mapPolygon->dirty());
+    QVERIFY(!_pathModel->dirty());
+
+    _mapPolygon->setDirty(false);
+    QVERIFY(!_mapPolygon->dirty());
+    QVERIFY(!_pathModel->dirty());
+    QVERIFY(_multiSpyPolygon->checkNoSignals());
+    QVERIFY(_multiSpyModel->checkNoSignals());
+
+    _mapPolygon->setDirty(true);
+    QVERIFY(_mapPolygon->dirty());
+    QVERIFY(!_pathModel->dirty());
+    QVERIFY(_multiSpyPolygon->checkOnlySignalByMask(polygonDirtyChangedMask));
+    QVERIFY(_multiSpyPolygon->pullBoolFromSignalIndex(polygonDirtyChangedIndex));
+    QVERIFY(_multiSpyModel->checkNoSignals());
+    _multiSpyPolygon->clearAllSignals();
+
+    _mapPolygon->setDirty(false);
+    QVERIFY(!_mapPolygon->dirty());
+    QVERIFY(!_pathModel->dirty());
+    QVERIFY(_multiSpyPolygon->checkOnlySignalByMask(polygonDirtyChangedMask));
+    QVERIFY(!_multiSpyPolygon->pullBoolFromSignalIndex(polygonDirtyChangedIndex));
+    QVERIFY(_multiSpyModel->checkNoSignals());
+    _multiSpyPolygon->clearAllSignals();
+
+    _pathModel->setDirty(true);
+    QVERIFY(_pathModel->dirty());
+    QVERIFY(_mapPolygon->dirty());
+    QVERIFY(_multiSpyPolygon->checkOnlySignalByMask(polygonDirtyChangedMask));
+    QVERIFY(_multiSpyPolygon->pullBoolFromSignalIndex(polygonDirtyChangedIndex));
+    QVERIFY(_multiSpyModel->checkOnlySignalByMask(modelDirtyChangedMask));
+    QVERIFY(_multiSpyModel->pullBoolFromSignalIndex(modelDirtyChangedIndex));
+    _multiSpyPolygon->clearAllSignals();
+    _multiSpyModel->clearAllSignals();
+
+    _mapPolygon->setDirty(false);
+    QVERIFY(!_mapPolygon->dirty());
+    QVERIFY(!_pathModel->dirty());
+    QVERIFY(_multiSpyPolygon->checkOnlySignalByMask(polygonDirtyChangedMask));
+    QVERIFY(!_multiSpyPolygon->pullBoolFromSignalIndex(polygonDirtyChangedIndex));
+    QVERIFY(_multiSpyModel->checkOnlySignalByMask(modelDirtyChangedMask));
+    QVERIFY(!_multiSpyModel->pullBoolFromSignalIndex(modelDirtyChangedIndex));
+    _multiSpyPolygon->clearAllSignals();
+    _multiSpyModel->clearAllSignals();
+}
+
+void QGCMapPolygonTest::_testVertexManipulation(void)
+{
+#if 0
+    Q_INVOKABLE void clear(void);
+    Q_INVOKABLE void appendVertex(const QGeoCoordinate& coordinate);
+    Q_INVOKABLE void removeVertex(int vertexIndex);
+
+    /// Adjust the value for the specified coordinate
+    ///     @param vertexIndex Polygon point index to modify (0-based)
+    ///     @param coordinate New coordinate for point
+    Q_INVOKABLE void adjustVertex(int vertexIndex, const QGeoCoordinate coordinate);
+
+    /// Splits the segment comprised of vertextIndex -> vertexIndex + 1
+    Q_INVOKABLE void splitPolygonSegment(int vertexIndex);
+#endif
+
+    // Vertex addition testing
+
+    for (int i=0; i<_polyPoints.count(); i++) {
+        QCOMPARE(_mapPolygon->count(), i);
+
+        _mapPolygon->appendVertex(_polyPoints[i]);
+        QVERIFY(_multiSpyPolygon->checkOnlySignalByMask(pathChangedMask | polygonDirtyChangedMask | polygonCountChangedMask | centerChangedMask));
+        QVERIFY(_multiSpyModel->checkOnlySignalByMask(modelDirtyChangedMask | modelCountChangedMask));
+        QCOMPARE(_multiSpyPolygon->pullIntFromSignalIndex(polygonCountChangedIndex), i+1);
+        QCOMPARE(_multiSpyModel->pullIntFromSignalIndex(modelCountChangedIndex), i+1);
+
+        QVERIFY(_mapPolygon->dirty());
+        QVERIFY(_pathModel->dirty());
+
+        QCOMPARE(_mapPolygon->count(), i+1);
+
+        QVariantList polyList = _mapPolygon->path();
+        QCOMPARE(polyList.count(), i+1);
+        QCOMPARE(polyList[i].value<QGeoCoordinate>(), _polyPoints[i]);
+
+        QCOMPARE(_pathModel->count(), i+1);
+        QCOMPARE(_pathModel->value<QGCQGeoCoordinate*>(i)->coordinate(), _polyPoints[i]);
+
+        _mapPolygon->setDirty(false);
+        _multiSpyPolygon->clearAllSignals();
+        _multiSpyModel->clearAllSignals();
+    }
+
+    // Vertex adjustment testing
+
+    QGCQGeoCoordinate* geoCoord = _pathModel->value<QGCQGeoCoordinate*>(1);
+    QSignalSpy coordSpy(geoCoord, SIGNAL(coordinateChanged(QGeoCoordinate)));
+    QSignalSpy coordDirtySpy(geoCoord, SIGNAL(dirtyChanged(bool)));
+    QGeoCoordinate adjustCoord(_polyPoints[1].latitude() + 1, _polyPoints[1].longitude() + 1);
+    _mapPolygon->adjustVertex(1, adjustCoord);
+    QVERIFY(_multiSpyPolygon->checkOnlySignalByMask(pathChangedMask | polygonDirtyChangedMask | centerChangedMask));
+    QVERIFY(_multiSpyModel->checkOnlySignalByMask(modelDirtyChangedMask));
+    QCOMPARE(coordSpy.count(), 1);
+    QCOMPARE(coordDirtySpy.count(), 1);
+    QCOMPARE(geoCoord->coordinate(), adjustCoord);
+    QVariantList polyList = _mapPolygon->path();
+    QCOMPARE(polyList[0].value<QGeoCoordinate>(), _polyPoints[0]);
+    QCOMPARE(_pathModel->value<QGCQGeoCoordinate*>(0)->coordinate(), _polyPoints[0]);
+    QCOMPARE(polyList[2].value<QGeoCoordinate>(), _polyPoints[2]);
+    QCOMPARE(_pathModel->value<QGCQGeoCoordinate*>(2)->coordinate(), _polyPoints[2]);
+    QCOMPARE(polyList[3].value<QGeoCoordinate>(), _polyPoints[3]);
+    QCOMPARE(_pathModel->value<QGCQGeoCoordinate*>(3)->coordinate(), _polyPoints[3]);
+
+    _mapPolygon->setDirty(false);
+    _multiSpyPolygon->clearAllSignals();
+    _multiSpyModel->clearAllSignals();
+
+    // Vertex removal testing
+
+    _mapPolygon->removeVertex(1);
+    QVERIFY(_multiSpyPolygon->checkOnlySignalByMask(pathChangedMask | polygonDirtyChangedMask | polygonCountChangedMask | centerChangedMask));
+    QVERIFY(_multiSpyModel->checkOnlySignalByMask(modelDirtyChangedMask | modelCountChangedMask));
+    QCOMPARE(_mapPolygon->count(), 3);
+    polyList = _mapPolygon->path();
+    QCOMPARE(polyList.count(), 3);
+    QCOMPARE(_pathModel->count(), 3);
+    QCOMPARE(polyList[0].value<QGeoCoordinate>(), _polyPoints[0]);
+    QCOMPARE(_pathModel->value<QGCQGeoCoordinate*>(0)->coordinate(), _polyPoints[0]);
+    QCOMPARE(polyList[1].value<QGeoCoordinate>(), _polyPoints[2]);
+    QCOMPARE(_pathModel->value<QGCQGeoCoordinate*>(1)->coordinate(), _polyPoints[2]);
+    QCOMPARE(polyList[2].value<QGeoCoordinate>(), _polyPoints[3]);
+    QCOMPARE(_pathModel->value<QGCQGeoCoordinate*>(2)->coordinate(), _polyPoints[3]);
+
+    // Clear testing
+
+    _mapPolygon->clear();
+    QVERIFY(_multiSpyPolygon->checkOnlySignalsByMask(pathChangedMask | polygonDirtyChangedMask | polygonCountChangedMask | centerChangedMask | clearedMask));
+    QVERIFY(_multiSpyModel->checkOnlySignalsByMask(modelDirtyChangedMask | modelCountChangedMask));
+    QVERIFY(_mapPolygon->dirty());
+    QVERIFY(_pathModel->dirty());
+    QCOMPARE(_mapPolygon->count(), 0);
+    polyList = _mapPolygon->path();
+    QCOMPARE(polyList.count(), 0);
+    QCOMPARE(_pathModel->count(), 0);
+}

src/MissionManager/QGCMapPolygonTest.h

@@ -0,0 +1,76 @@
+/****************************************************************************
+ *
+ *   (c) 2009-2016 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
+ *
+ * QGroundControl is licensed according to the terms in the file
+ * COPYING.md in the root of the source code directory.
+ *
+ ****************************************************************************/
+
+#pragma once
+
+#include "UnitTest.h"
+#include "MultiSignalSpy.h"
+#include "QGCMapPolygon.h"
+#include "QmlObjectListModel.h"
+
+/// Unit test for SurveyMissionItem
+class QGCMapPolygonTest : public UnitTest
+{
+    Q_OBJECT
+    
+public:
+    QGCMapPolygonTest(void);
+
+protected:
+    void init(void) final;
+    void cleanup(void) final;
+    
+private slots:
+    void _testDirty(void);
+    void _testVertexManipulation(void);
+
+private:
+    enum {
+        polygonCountChangedIndex = 0,
+        pathChangedIndex,
+        polygonDirtyChangedIndex,
+        clearedIndex,
+        centerChangedIndex,
+        maxPolygonSignalIndex
+    };
+
+    enum {
+        polygonCountChangedMask =   1 << polygonCountChangedIndex,
+        pathChangedMask =           1 << pathChangedIndex,
+        polygonDirtyChangedMask =   1 << polygonDirtyChangedIndex,
+        clearedMask =               1 << clearedIndex,
+        centerChangedMask =         1 << centerChangedIndex,
+    };
+
+    static const size_t _cPolygonSignals = maxPolygonSignalIndex;
+    const char*         _rgPolygonSignals[_cPolygonSignals];
+
+    void countChanged(int count);
+    void dirtyChanged(bool dirtyChanged);
+
+    enum {
+        modelCountChangedIndex = 0,
+        modelDirtyChangedIndex,
+        maxModelSignalIndex
+    };
+
+    enum {
+        modelCountChangedMask = 1 << modelCountChangedIndex,
+        modelDirtyChangedMask = 1 << modelDirtyChangedIndex,
+    };
+
+    static const size_t _cModelSignals = maxModelSignalIndex;
+    const char*         _rgModelSignals[_cModelSignals];
+
+    MultiSignalSpy*         _multiSpyPolygon;
+    MultiSignalSpy*         _multiSpyModel;
+    QGCMapPolygon*          _mapPolygon;
+    QmlObjectListModel*     _pathModel;
+    QList<QGeoCoordinate>   _polyPoints;
+};

src/MissionManager/SurveyMissionItemTest.cc

@@ -92,7 +92,7 @@ void SurveyMissionItemTest::_testDirty(void)
     // These facts should not change dirty bit
     rgFacts << _surveyItem->groundResolution() << _surveyItem->frontalOverlap() << _surveyItem->sideOverlap() << _surveyItem->cameraSensorWidth() << _surveyItem->cameraSensorHeight() <<
                _surveyItem->cameraResolutionWidth() << _surveyItem->cameraResolutionHeight() << _surveyItem->cameraFocalLength() << _surveyItem->cameraOrientationLandscape() <<
-                _surveyItem->fixedValueIsAltitude() << _surveyItem->camera() << _surveyItem->manualGrid();
+               _surveyItem->fixedValueIsAltitude() << _surveyItem->camera() << _surveyItem->manualGrid();
     foreach(Fact* fact, rgFacts) {
         qDebug() << fact->name();
         QVERIFY(!_surveyItem->dirty());
@@ -143,106 +143,9 @@ void SurveyMissionItemTest::_testCameraValueChanged(void)
     rgFacts.clear();
 }
 
-#if 0
-void SurveyMissionItemTest::_testAddPolygonCoordinate(void)
-{
-    QCOMPARE(_mapPolygon->count(), 0);
-
-    // First call to addPolygonCoordinate should trigger:
-    //      polygonPathChanged
-    //      dirtyChanged
-
-    _mapPolygon->appendVertex(_polyPoints[0]);
-    QVERIFY(_multiSpy->checkOnlySignalByMask(polygonPathChangedMask | dirtyChangedMask));
-
-    // Validate object data
-    QVariantList polyList = _mapPolygon->path();
-    QCOMPARE(polyList.count(), 1);
-    QCOMPARE(polyList[0].value<QGeoCoordinate>(), _polyPoints[0]);
-
-    // Reset
-    _surveyItem->setDirty(false);
-    _multiSpy->clearAllSignals();
-
-    // Second call to addPolygonCoordinate should only trigger:
-    //      polygonPathChanged
-    //      dirtyChanged
-
-    _mapPolygon->appendVertex(_polyPoints[1]);
-    QVERIFY(_multiSpy->checkOnlySignalByMask(polygonPathChangedMask | dirtyChangedMask));
-
-    polyList = _mapPolygon->path();
-    QCOMPARE(polyList.count(), 2);
-    for (int i=0; i<polyList.count(); i++) {
-        QCOMPARE(polyList[i].value<QGeoCoordinate>(), _polyPoints[i]);
-    }
-
-    _surveyItem->setDirty(false);
-    _multiSpy->clearAllSignals();
-
-    // Third call to addPolygonCoordinate should trigger:
-    //      polygonPathChanged
-    //      dirtyChanged
-    // Grid is generated for the first time on closing of polygon which triggers:
-    //      coordinateChanged - grid generates new entry coordinate
-    //      exitCoordinateChanged - grid generates new exit coordinate
-    //      specifiesCoordinateChanged - once grid entry/exit shows up specifiesCoordinate gets set to true
-    // Grid generation triggers the following signals
-    //      lastSequenceNumberChanged -  number of internal mission items changes
-    //      gridPointsChanged - grid points show up for the first time
-
-    _mapPolygon->appendVertex(_polyPoints[2]);
-    QVERIFY(_multiSpy->checkOnlySignalByMask(polygonPathChangedMask | lastSequenceNumberChangedMask | gridPointsChangedMask | coordinateChangedMask |
-                                             exitCoordinateChangedMask | specifiesCoordinateChangedMask | dirtyChangedMask));
-    int seqNum = _multiSpy->pullIntFromSignalIndex(lastSequenceNumberChangedIndex);
-    QVERIFY(seqNum > 0);
-
-    polyList = _mapPolygon->path();
-    QCOMPARE(polyList.count(), 3);
-    for (int i=0; i<polyList.count(); i++) {
-        QCOMPARE(polyList[i].value<QGeoCoordinate>(), _polyPoints[i]);
-    }
-
-    // Test that number of waypoints is doubled when using turnaround waypoints
-    _surveyItem->setTurnaroundDist(60.0);
-    QVariantList gridPoints = _surveyItem->gridPoints();
-    _surveyItem->setTurnaroundDist(0.0);
-    QVariantList gridPointsNoT = _surveyItem->gridPoints();
-    QCOMPARE(gridPoints.count(), 2 * gridPointsNoT.count());
-
-}
-
-void SurveyMissionItemTest::_testClearPolygon(void)
-{
-    for (int i=0; i<3; i++) {
-        _mapPolygon->appendVertex(_polyPoints[i]);
-    }
-    _surveyItem->setDirty(false);
-    _multiSpy->clearAllSignals();
-
-    // Call to clearPolygon should trigger:
-    //      polygonPathChangedMask
-    //      dirtyChanged
-    //      lastSequenceNumberChangedMask
-    //      gridPointsChangedMask
-    //      dirtyChangedMask
-    //      specifiesCoordinateChangedMask
-
-    _mapPolygon->clear();
-    QVERIFY(_multiSpy->checkOnlySignalByMask(polygonPathChangedMask | lastSequenceNumberChangedMask | gridPointsChangedMask | dirtyChangedMask |
-                                             specifiesCoordinateChangedMask));
-    QVERIFY(!_multiSpy->pullBoolFromSignalIndex(specifiesCoordinateChangedIndex));
-    QCOMPARE(_multiSpy->pullIntFromSignalIndex(lastSequenceNumberChangedIndex), 0);
-
-    QCOMPARE(_mapPolygon->path().count(), 0);
-    QCOMPARE(_surveyItem->gridPoints().count(), 0);
-
-    _surveyItem->setDirty(false);
-    _multiSpy->clearAllSignals();
-}
-
 void SurveyMissionItemTest::_testCameraTrigger(void)
 {
+#if 0
     QCOMPARE(_surveyItem->property("cameraTrigger").toBool(), true);
 
     // Set up a grid
@@ -273,5 +176,5 @@ void SurveyMissionItemTest::_testCameraTrigger(void)
     _surveyItem->setProperty("cameraTrigger", true);
     QVERIFY(_multiSpy->checkOnlySignalByMask(lastSequenceNumberChangedMask | dirtyChangedMask | cameraTriggerChangedMask));
     QCOMPARE(_multiSpy->pullIntFromSignalIndex(lastSequenceNumberChangedIndex), lastSeq);
-}
 #endif
+}

src/MissionManager/SurveyMissionItemTest.h

@@ -33,11 +33,7 @@ protected:
 private slots:
     void _testDirty(void);
     void _testCameraValueChanged(void);
-#if 0
-    void _testAddPolygonCoordinate(void);
-    void _testClearPolygon(void);
     void _testCameraTrigger(void);
-#endif
 
 private:
     enum {

src/QGCQGeoCoordinate.cc

@@ -12,8 +12,9 @@
 #include <QQmlEngine>
 
 QGCQGeoCoordinate::QGCQGeoCoordinate(const QGeoCoordinate& coord, QObject* parent)
-    : QObject(parent)
-    , _coordinate(coord)
+    : QObject       (parent)
+    , _coordinate   (coord)
+    , _dirty        (false)
 {
     QQmlEngine::setObjectOwnership(this, QQmlEngine::CppOwnership);
 }
@@ -23,5 +24,14 @@ void QGCQGeoCoordinate::setCoordinate(const QGeoCoordinate& coordinate)
     if (_coordinate != coordinate) {
         _coordinate = coordinate;
         emit coordinateChanged(coordinate);
+        setDirty(true);
+    }
+}
+
+void QGCQGeoCoordinate::setDirty(bool dirty)
+{
+    if (_dirty != dirty) {
+        _dirty = dirty;
+        emit dirtyChanged(dirty);
     }
 }

src/QGCQGeoCoordinate.h

@@ -20,14 +20,19 @@ class QGCQGeoCoordinate : public QObject
 public:
     QGCQGeoCoordinate(const QGeoCoordinate& coord, QObject* parent = NULL);
 
-    Q_PROPERTY(QGeoCoordinate coordinate READ coordinate WRITE setCoordinate NOTIFY coordinateChanged)
+    Q_PROPERTY(QGeoCoordinate   coordinate  READ coordinate WRITE setCoordinate NOTIFY coordinateChanged)
+    Q_PROPERTY(bool             dirty       READ dirty      WRITE setDirty      NOTIFY dirtyChanged)
 
-    QGeoCoordinate coordinate(void) const { return _coordinate; }
-    void setCoordinate(const QGeoCoordinate& coordinate);
+    QGeoCoordinate  coordinate      (void) const { return _coordinate; }
+    void            setCoordinate   (const QGeoCoordinate& coordinate);
+    bool            dirty           (void) const { return _dirty; }
+    void            setDirty        (bool dirty);
 
 signals:
-    void coordinateChanged(QGeoCoordinate coordinate);
+    void coordinateChanged  (QGeoCoordinate coordinate);
+    void dirtyChanged       (bool dirty);
 
 private:
-    QGeoCoordinate _coordinate;
+    QGeoCoordinate  _coordinate;
+    bool            _dirty;
 };

src/QmlControls/QmlObjectListModel.cc

@@ -196,18 +196,18 @@ int QmlObjectListModel::count(void) const
 
 void QmlObjectListModel::setDirty(bool dirty)
 {
-    _dirty = dirty;
-
-    if (!dirty) {
-        // Need to clear dirty from all children
-        foreach(QObject* object, _objectList) {
-            if (object->property("dirty").isValid()) {
-                object->setProperty("dirty", false);
+    if (_dirty != dirty) {
+        _dirty = dirty;
+        if (!dirty) {
+            // Need to clear dirty from all children
+            foreach(QObject* object, _objectList) {
+                if (object->property("dirty").isValid()) {
+                    object->setProperty("dirty", false);
+                }
             }
         }
+        emit dirtyChanged(_dirty);
     }
-    
-    emit dirtyChanged(_dirty);
 }
 
 void QmlObjectListModel::_childDirtyChanged(bool dirty)

src/qgcunittest/UnitTestList.cc

@@ -37,6 +37,7 @@
 #include "SpeedSectionTest.h"
 #include "PlanMasterControllerTest.h"
 #include "MissionSettingsTest.h"
+#include "QGCMapPolygonTest.h"
 
 UT_REGISTER_TEST(FactSystemTestGeneric)
 UT_REGISTER_TEST(FactSystemTestPX4)
@@ -60,6 +61,7 @@ UT_REGISTER_TEST(CameraSectionTest)
 UT_REGISTER_TEST(SpeedSectionTest)
 UT_REGISTER_TEST(PlanMasterControllerTest)
 UT_REGISTER_TEST(MissionSettingsTest)
+UT_REGISTER_TEST(QGCMapPolygonTest)
 
 // List of unit test which are currently disabled.
 // If disabling a new test, include reason in comment.