[tests] Add test for composer paper styles

tests/src/core/CMakeLists.txt

@@ -101,6 +101,7 @@ ADD_QGIS_TEST(vectorlayertest testqgsvectorlayer.cpp)
 ADD_QGIS_TEST(rulebasedrenderertest testqgsrulebasedrenderer.cpp)
 ADD_QGIS_TEST(ziplayertest testziplayer.cpp)
 ADD_QGIS_TEST(dataitemtest testqgsdataitem.cpp)
+ADD_QGIS_TEST(composerpapertest testqgscomposerpaper.cpp)
 ADD_QGIS_TEST(composermaptest testqgscomposermap.cpp)
 ADD_QGIS_TEST(composereffectstest testqgscomposereffects.cpp)
 ADD_QGIS_TEST(composershapestest testqgscomposershapes.cpp)

tests/src/core/testqgscomposerpaper.cpp

@@ -0,0 +1,134 @@
+/***************************************************************************
+                         testqgscomposerpaper.cpp
+                         ----------------------
+    begin                : January 2014
+    copyright            : (C) 2014 by Marco Hugentobler, Nyall Dawson
+    email                : nyall dot dawson at gmail.com
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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 "qgsapplication.h"
+#include "qgscomposition.h"
+#include "qgscompositionchecker.h"
+#include "qgscomposershape.h"
+#include "qgssymbolv2.h"
+#include "qgssinglesymbolrendererv2.h"
+#include "qgsfillsymbollayerv2.h"
+#include "qgslinesymbollayerv2.h"
+
+#include <QObject>
+#include <QtTest>
+#include <QColor>
+#include <QPainter>
+
+class TestQgsComposerPaper: public QObject
+{
+    Q_OBJECT;
+  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 defaultPaper(); //test default paper style
+    void transparentPaper(); //test totally transparent paper style
+    void borderedPaper(); //test page with border
+    void markerLinePaper(); //test page with marker line border
+
+  private:
+    QgsComposition* mComposition;
+    QString mReport;
+    QgsSimpleFillSymbolLayerV2* mSimpleFill;
+    QgsMarkerLineSymbolLayerV2* mMarkerLine;
+    QgsFillSymbolV2* mFillSymbol;
+    QgsFillSymbolV2* mMarkerLineSymbol;
+    QgsSingleSymbolRendererV2* mSymbolRenderer;    
+    
+};
+
+void TestQgsComposerPaper::initTestCase()
+{
+  QgsApplication::init();
+  QgsApplication::initQgis();
+
+  //create empty composition
+  mComposition = new QgsComposition( 0 );
+  mComposition->setPaperSize( 297, 210 ); //A4 landscape
+  
+  //setup simple fill
+  mSimpleFill = new QgsSimpleFillSymbolLayerV2();
+  mFillSymbol = new QgsFillSymbolV2();
+  mFillSymbol->changeSymbolLayer( 0, mSimpleFill );
+  
+  //setup marker line fill
+  mMarkerLine = new QgsMarkerLineSymbolLayerV2();
+  mMarkerLineSymbol = new QgsFillSymbolV2();
+  mMarkerLineSymbol->changeSymbolLayer( 0, mMarkerLine ); 
+  
+  mReport = "<h1>Composer Paper Tests</h1>\n";
+}
+
+void TestQgsComposerPaper::cleanupTestCase()
+{
+  delete mComposition;
+
+  QString myReportFile = QDir::tempPath() + QDir::separator() + "qgistest.html";
+  QFile myFile( myReportFile );
+  if ( myFile.open( QIODevice::WriteOnly | QIODevice::Append ) )
+  {
+    QTextStream myQTextStream( &myFile );
+    myQTextStream << mReport;
+    myFile.close();
+  }
+}
+
+void TestQgsComposerPaper::init()
+{
+
+}
+
+void TestQgsComposerPaper::cleanup()
+{
+
+}
+
+void TestQgsComposerPaper::defaultPaper()
+{
+  QgsCompositionChecker checker( "composerpaper_default", mComposition );
+  QVERIFY( checker.testComposition( mReport ) );
+}
+
+void TestQgsComposerPaper::transparentPaper()
+{
+  mSimpleFill->setColor( Qt::transparent );
+  mSimpleFill->setBorderColor( Qt::transparent );
+  mComposition->setPageStyleSymbol( mFillSymbol );  
+  QgsCompositionChecker checker( "composerpaper_transparent", mComposition );
+  QVERIFY( checker.testComposition( mReport ) );
+}
+
+void TestQgsComposerPaper::borderedPaper()
+{
+  mSimpleFill->setColor( Qt::white );
+  mSimpleFill->setBorderColor( Qt::black );
+  mSimpleFill->setBorderWidth( 6 );  
+  QgsCompositionChecker checker( "composerpaper_bordered", mComposition );
+  QVERIFY( checker.testComposition( mReport ) );
+}
+
+void TestQgsComposerPaper::markerLinePaper()
+{ 
+  mComposition->setPageStyleSymbol( mMarkerLineSymbol ); 
+  QgsCompositionChecker checker( "composerpaper_markerborder", mComposition );
+  QVERIFY( checker.testComposition( mReport ) );
+}
+
+QTEST_MAIN( TestQgsComposerPaper )
+#include "moc_testqgscomposerpaper.cxx"