tests for offline editing

testing creating gpkg and sqlite files from shp layer representing data source and synchronize back
qgis · Jul 5, 2018 · 85c7742 · 85c7742
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diff --git a/tests/src/core/CMakeLists.txt b/tests/src/core/CMakeLists.txt
@@ -195,6 +195,7 @@ SET(TESTS
  testqgslayerdefinition.cpp
  testqgssqliteutils.cpp
  testqgsmimedatautils.cpp
+ testqgsofflineediting.cpp
    )
 
 IF(WITH_QTWEBKIT)

diff --git a/tests/src/core/testqgsofflineediting.cpp b/tests/src/core/testqgsofflineediting.cpp
@@ -0,0 +1,147 @@
+/***************************************************************************
+  testqgsofflineediting.cpp
+
+ ---------------------
+ begin                : 3.7.2018
+ copyright            : (C) 2018 by david signer
+ email                : david at opengis dot ch
+ ***************************************************************************
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+#include <QObject>
+
+#include <QString>
+#include <QStringList>
+#include <QApplication>
+#include <QFileInfo>
+#include <QDir>
+
+#include "qgsunittypes.h"
+#include "qgsofflineediting.h"
+#include "qgstest.h"
+#include "qgsvectorlayerref.h"
+
+/**
+ * \ingroup UnitTests
+ */
+class TestQgsOfflineEditing : public QObject
+{
+    Q_OBJECT
+
+  private:
+    QgsOfflineEditing *mOfflineEditing = nullptr;
+    QgsVectorLayer *mpLayer = nullptr;
+    QString offlineDataPath;
+    QString offlineDbFile;
+    QStringList layerIds;
+    long numberOfFeatures;
+    int numberOfFields;
+
+  private slots:
+    void initTestCase();// will be called before the first testfunction is executed.
+    void cleanupTestCase();// will be called after the last testfunction was executed.
+    void init(); // will be called before each testfunction is executed.
+    void cleanup(); // will be called after every testfunction.
+
+    void createSpatialiteAndSynchronizeBack();
+    void createGeopackageAndSynchronizeBack();
+};
+
+void TestQgsOfflineEditing::initTestCase()
+{
+  //
+  // Runs once before any tests are run
+  //
+  // init QGIS's paths - true means that all path will be inited from prefix
+  QgsApplication::init();
+  QgsApplication::initQgis();
+  QgsApplication::showSettings();
+
+  //OfflineEditing
+  mOfflineEditing = new QgsOfflineEditing();
+  offlineDataPath = ".";
+}
+
+void TestQgsOfflineEditing::cleanupTestCase()
+{
+  QgsApplication::exitQgis();
+}
+
+void TestQgsOfflineEditing::init()
+{
+  QString myFileName( TEST_DATA_DIR ); //defined in CmakeLists.txt
+  myFileName = myFileName + "/points.shp";
+  QFileInfo myMapFileInfo( myFileName );
+  mpLayer = new QgsVectorLayer( myMapFileInfo.filePath(),
+                                myMapFileInfo.completeBaseName(), QStringLiteral( "ogr" ) );
+  QgsProject::instance()->addMapLayer( mpLayer );
+
+  numberOfFeatures = mpLayer->featureCount();
+  numberOfFields = mpLayer->fields().size();
+
+  layerIds.append( mpLayer->id() );
+}
+
+void TestQgsOfflineEditing::cleanup()
+{
+  QgsProject::instance()->removeAllMapLayers();
+  layerIds.clear();
+  QDir dir( offlineDataPath );
+  dir.remove( offlineDbFile );
+}
+
+void TestQgsOfflineEditing::createSpatialiteAndSynchronizeBack()
+{
+  offlineDbFile = "TestQgsOfflineEditing.sqlite";
+  QCOMPARE( mpLayer->name(), QStringLiteral( "points" ) );
+  QCOMPARE( mpLayer->featureCount(), numberOfFeatures );
+  QCOMPARE( mpLayer->fields().size(), numberOfFields );
+
+  //convert
+  mOfflineEditing->convertToOfflineProject( offlineDataPath, offlineDbFile, layerIds, false, false );
+
+  mpLayer = qobject_cast<QgsVectorLayer *>( QgsProject::instance()->mapLayers().first() );
+  QCOMPARE( mpLayer->name(), QStringLiteral( "points (offline)" ) );
+  QCOMPARE( mpLayer->featureCount(), numberOfFeatures );
+
+  //synchronize back
+  mOfflineEditing->synchronize();
+
+  mpLayer = qobject_cast<QgsVectorLayer *>( QgsProject::instance()->mapLayers().first() );
+  QCOMPARE( mpLayer->name(), QStringLiteral( "points" ) );
+  QCOMPARE( mpLayer->featureCount(), numberOfFeatures );
+  QCOMPARE( mpLayer->fields().size(), numberOfFields );
+}
+
+void TestQgsOfflineEditing::createGeopackageAndSynchronizeBack()
+{
+  offlineDbFile = "TestQgsOfflineEditing.gpkg";
+  QCOMPARE( mpLayer->name(), QStringLiteral( "points" ) );
+  QCOMPARE( mpLayer->featureCount(), numberOfFeatures );
+  QCOMPARE( mpLayer->fields().size(), numberOfFields );
+
+  //convert
+  mOfflineEditing->convertToOfflineProject( offlineDataPath, offlineDbFile, layerIds, false, true );
+
+  mpLayer = qobject_cast<QgsVectorLayer *>( QgsProject::instance()->mapLayers().first() );
+  QCOMPARE( mpLayer->name(), QStringLiteral( "points (offline)" ) );
+  QCOMPARE( mpLayer->featureCount(), numberOfFeatures );
+  //comparing with the number +1 because GPKG created an fid
+  QCOMPARE( mpLayer->fields().size(), numberOfFields + 1 );
+
+  //synchronize back
+  mOfflineEditing->synchronize();
+
+  mpLayer = qobject_cast<QgsVectorLayer *>( QgsProject::instance()->mapLayers().first() );
+  QCOMPARE( mpLayer->name(), QStringLiteral( "points" ) );
+  QCOMPARE( mpLayer->featureCount(), numberOfFeatures );
+  QCOMPARE( mpLayer->fields().size(), numberOfFields );
+}
+
+QGSTEST_MAIN( TestQgsOfflineEditing )
+#include "testqgsofflineediting.moc"