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Add test for QgsMeshLayer::reload() and QgsMdalProvider()::reloadData()
Add test and data file for new test
This commit is contained in:
vcloarec
Peter Petrik
parent
109049ea86
commit
fe39b26684
@ -64,6 +64,9 @@ class TestQgsMeshLayer : public QObject
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void test_time_format_data();
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void test_time_format();
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void test_reload();
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void test_reload_extra_dataset();
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};
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QString TestQgsMeshLayer::readFile( const QString &fname ) const
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@ -493,5 +496,175 @@ void TestQgsMeshLayer::test_time_format()
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QCOMPARE( time, expectedTime );
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}
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void TestQgsMeshLayer::test_reload()
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{
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//init file for the test
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QString uri1( mDataDir + "/quad_and_triangle.2dm" );
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QFile fileSource1( uri1 );
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QString uri2( mDataDir + "/quad_flower.2dm" );
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QFile fileSource2( uri2 );
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QTemporaryFile testFile;
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auto copyToTemporaryFile = []( QFile & fileTocopy, QTemporaryFile & tempFile )
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{
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QDataStream streamToCopy( &fileTocopy );
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QDataStream streamTemporaryFile( &tempFile );
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tempFile.open();
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fileTocopy.open( QIODevice::ReadOnly );
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while ( !streamToCopy.atEnd() )
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{
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char *rd = new char[1];
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int len = streamToCopy.readRawData( rd, 1 );
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streamTemporaryFile.writeRawData( rd, len );
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}
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fileTocopy.close();
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tempFile.close();
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};
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//copy the quad_and_triangle.2dm to the temporary testFile
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copyToTemporaryFile( fileSource1, testFile );
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//create layer with temporary file
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QgsMeshLayer layer( testFile.fileName(), "Test", "mdal" );
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QgsRenderContext rendererContext;
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layer.createMapRenderer( rendererContext ); //to active the lazy loading of mesh data
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//Test if the layer matches with quad and triangle
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QCOMPARE( layer.dataProvider()->datasetGroupCount(), 1 );
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QCOMPARE( 5, layer.nativeMesh()->vertexCount() );
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QCOMPARE( 2, layer.nativeMesh()->faceCount() );
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//Test dataSet in quad and triangle
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QgsMeshDatasetIndex ds( 0, 0 );
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QCOMPARE( QgsMeshDatasetValue( 20 ), layer.dataProvider()->datasetValue( ds, 0 ) );
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QCOMPARE( QgsMeshDatasetValue( 30 ), layer.dataProvider()->datasetValue( ds, 1 ) );
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QCOMPARE( QgsMeshDatasetValue( 40 ), layer.dataProvider()->datasetValue( ds, 2 ) );
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QCOMPARE( QgsMeshDatasetValue( 50 ), layer.dataProvider()->datasetValue( ds, 3 ) );
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QCOMPARE( QgsMeshDatasetValue( 10 ), layer.dataProvider()->datasetValue( ds, 4 ) );
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//copy the quad_flower.2dm to the temporary testFile
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copyToTemporaryFile( fileSource2, testFile );
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//reload the layer
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layer.reload();
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//Test if the layer matches with quad flower
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QCOMPARE( layer.dataProvider()->datasetGroupCount(), 1 );
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QCOMPARE( 8, layer.nativeMesh()->vertexCount() );
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QCOMPARE( 5, layer.nativeMesh()->faceCount() );
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//Test dataSet in quad flower
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QCOMPARE( QgsMeshDatasetValue( 200 ), layer.dataProvider()->datasetValue( ds, 0 ) );
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QCOMPARE( QgsMeshDatasetValue( 200 ), layer.dataProvider()->datasetValue( ds, 1 ) );
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QCOMPARE( QgsMeshDatasetValue( 800 ), layer.dataProvider()->datasetValue( ds, 2 ) );
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QCOMPARE( QgsMeshDatasetValue( 200 ), layer.dataProvider()->datasetValue( ds, 3 ) );
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QCOMPARE( QgsMeshDatasetValue( 200 ), layer.dataProvider()->datasetValue( ds, 4 ) );
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QCOMPARE( QgsMeshDatasetValue( 800 ), layer.dataProvider()->datasetValue( ds, 5 ) );
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QCOMPARE( QgsMeshDatasetValue( 800 ), layer.dataProvider()->datasetValue( ds, 6 ) );
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QCOMPARE( QgsMeshDatasetValue( 800 ), layer.dataProvider()->datasetValue( ds, 7 ) );
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}
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void TestQgsMeshLayer::test_reload_extra_dataset()
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{
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//init files for the test
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QgsMeshLayer layer( mDataDir + "/quad_and_triangle.2dm", "MDAL layer", "mdal" );
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QCOMPARE( layer.dataProvider()->extraDatasets().count(), 0 );
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QCOMPARE( layer.dataProvider()->datasetGroupCount(), 1 );
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QString datasetUri_1( mDataDir + "/quad_and_triangle_vertex_scalar.dat" );
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QFile dataSetFile_1( datasetUri_1 );
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QString datasetUri_2( mDataDir + "/quad_and_triangle_vertex_scalar_incompatible_mesh.dat" );
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QFile dataSetFile_2( datasetUri_2 );
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QString datasetUri_3( mDataDir + "/quad_and_triangle_vertex_vector.dat" );
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QFile dataSetFile_3( datasetUri_3 );
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QTemporaryFile testFileDataSet;
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auto copyToTemporaryFile = []( QFile & fileTocopy, QTemporaryFile & tempFile )
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{
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QDataStream streamToCopy( &fileTocopy );
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QDataStream streamTemporaryFile( &tempFile );
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tempFile.open();
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fileTocopy.open( QIODevice::ReadOnly );
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while ( !streamToCopy.atEnd() )
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{
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char *rd = new char[1];
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int len = streamToCopy.readRawData( rd, 1 );
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streamTemporaryFile.writeRawData( rd, len );
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}
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fileTocopy.close();
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tempFile.close();
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};
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//copy the qad_and_triangle_vertex_scalar.dat to the temporary testFile
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copyToTemporaryFile( dataSetFile_1, testFileDataSet );
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//add the data set from temporary file and test
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QVERIFY( layer.dataProvider()->addDataset( testFileDataSet.fileName() ) );
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QCOMPARE( layer.dataProvider()->extraDatasets().count(), 1 );
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QCOMPARE( layer.dataProvider()->datasetGroupCount(), 2 );
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//copy the qad_and_triangle_vertex_scalar_incompatible_mesh.dat to the temporary testFile
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copyToTemporaryFile( dataSetFile_2, testFileDataSet );
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layer.reload();
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//test if dataset presence
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QCOMPARE( layer.dataProvider()->extraDatasets().count(), 1 );
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QCOMPARE( layer.dataProvider()->datasetGroupCount(), 1 );
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//copy again the qad_and_triangle_vertex_scalar.dat to the temporary testFile
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copyToTemporaryFile( dataSetFile_1, testFileDataSet );
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layer.reload();
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//add the data set from temporary tesFile and test
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QVERIFY( layer.dataProvider()->addDataset( testFileDataSet.fileName() ) );
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QCOMPARE( layer.dataProvider()->extraDatasets().count(), 2 );
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QCOMPARE( layer.dataProvider()->datasetGroupCount(), 3 );
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//copy a invalid file to the temporary testFile
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QVERIFY( testFileDataSet.open() );
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QDataStream streamTestFile( &testFileDataSet );
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streamTestFile.writeBytes( "x", 1 );
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testFileDataSet.close();
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layer.reload();
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//test dataset presence
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QCOMPARE( layer.dataProvider()->extraDatasets().count(), 2 );
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QCOMPARE( layer.dataProvider()->datasetGroupCount(), 1 );
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//copy again the qad_and_triangle_vertex_scalar.dat to the temporary testFile
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copyToTemporaryFile( dataSetFile_1, testFileDataSet );
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layer.reload();
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//test dataset presence
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QCOMPARE( layer.dataProvider()->extraDatasets().count(), 2 );
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QCOMPARE( layer.dataProvider()->datasetGroupCount(), 3 );
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//copy the qad_and_triangle_vertex_vector.dat to the temporary testFile
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copyToTemporaryFile( dataSetFile_3, testFileDataSet );
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layer.reload();
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//Test dataSet
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QgsMeshDatasetIndex ds( 1, 0 );
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QCOMPARE( QgsMeshDatasetValue( 1, 1 ), layer.dataProvider()->datasetValue( ds, 0 ) );
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QCOMPARE( QgsMeshDatasetValue( 2, 1 ), layer.dataProvider()->datasetValue( ds, 1 ) );
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QCOMPARE( QgsMeshDatasetValue( 3, 2 ), layer.dataProvider()->datasetValue( ds, 2 ) );
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QCOMPARE( QgsMeshDatasetValue( 2, 2 ), layer.dataProvider()->datasetValue( ds, 3 ) );
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QCOMPARE( QgsMeshDatasetValue( 1, -2 ), layer.dataProvider()->datasetValue( ds, 4 ) );
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}
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QGSTEST_MAIN( TestQgsMeshLayer )
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#include "testqgsmeshlayer.moc"
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23
tests/testdata/mesh/quad_and_triangle_vertex_scalar_incompatible_mesh.dat
vendored
Normal file
23
tests/testdata/mesh/quad_and_triangle_vertex_scalar_incompatible_mesh.dat
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@ -0,0 +1,23 @@
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DATASET
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OBJTYPE "mesh2d"
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RT_JULIAN 2433282.500000
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BEGSCL
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ND 6
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NC 2
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NAME "VertexScalarDataset"
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TIMEUNITS se
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TS 0 0.000000
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1
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2
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3
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2
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1
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0
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TS 0 3600.000000
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2
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3
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4
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3
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2
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0
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ENDDS
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