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Merge pull request #36141 from pblottiere/context_restorer
Add a broader restorer mechanism for WMS
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| Original file line number | Diff line number | Diff line change |
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| /*************************************************************************** | ||
| test_qgsserver_wms_restorer.cpp | ||
| ------------------------------- | ||
| Date : 01 May 2020 | ||
| Copyright : (C) 2020 by Paul Blottiere | ||
| Email : blottiere.paul@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. * | ||
| * * | ||
| ***************************************************************************/ | ||
|
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| #include "qgstest.h" | ||
| #include "qgsvectorlayer.h" | ||
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| #include "qgswmsrestorer.h" | ||
| #include "qgsserverinterfaceimpl.h" | ||
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| /** | ||
| * \ingroup UnitTests | ||
| * This is a unit test for the WMS restorer class | ||
| */ | ||
| class TestQgsServerWmsRestorer : public QObject | ||
| { | ||
| Q_OBJECT | ||
|
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| private slots: | ||
| void initTestCase(); | ||
| void cleanupTestCase(); | ||
|
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| void restorer_layer(); | ||
| }; | ||
|
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| void TestQgsServerWmsRestorer::initTestCase() | ||
| { | ||
| QgsApplication::init(); | ||
| QgsApplication::initQgis(); | ||
| } | ||
|
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| void TestQgsServerWmsRestorer::cleanupTestCase() | ||
| { | ||
| QgsApplication::exitQgis(); | ||
| } | ||
|
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| void TestQgsServerWmsRestorer::restorer_layer() | ||
| { | ||
| // read project | ||
| const QString filename = QString( "%1/qgis_server/test_project.qgs" ).arg( TEST_DATA_DIR ); | ||
| QgsProject project; | ||
| project.read( filename ); | ||
|
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| // init wms parameters | ||
| QUrlQuery query; | ||
| QgsWms::QgsWmsParameters parameters( query ); | ||
|
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| // init context | ||
| QgsCapabilitiesCache cache; | ||
| QgsServiceRegistry registry; | ||
| QgsServerSettings settings; | ||
| QgsServerInterfaceImpl interface( &cache, ®istry, &settings ); | ||
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| QgsWms::QgsWmsRenderContext context( &project, &interface ); | ||
| context.setFlag( QgsWms::QgsWmsRenderContext::UseOpacity ); | ||
| context.setParameters( parameters ); | ||
|
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| // retrieve a specific vector layer | ||
| const QString name = "testlayer"; | ||
| QgsVectorLayer *vl = nullptr; | ||
| for ( QgsMapLayer *l : context.layers() ) | ||
| { | ||
| if ( l->name().compare( name ) == 0 ) | ||
| vl = qobject_cast<QgsVectorLayer *>( l ); | ||
| } | ||
|
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| QCOMPARE( vl->name(), name ); | ||
| const double opacity = vl->opacity(); | ||
|
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| // call restorer | ||
| { | ||
| // destructor is called once out of scope | ||
| std::unique_ptr<QgsWms::QgsWmsRestorer> restorer; | ||
| restorer.reset( new QgsWms::QgsWmsRestorer( context ) ); | ||
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| const QString new_name = "new_name"; | ||
| vl->setName( new_name ); | ||
| QCOMPARE( vl->name(), new_name ); | ||
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| vl->setOpacity( opacity + 10 ); | ||
| QCOMPARE( vl->opacity(), opacity + 10 ); | ||
| } | ||
|
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| // check that initial values are well restored | ||
| QCOMPARE( vl->name(), name ); | ||
| QCOMPARE( vl->opacity(), opacity ); | ||
| } | ||
|
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| QGSTEST_MAIN( TestQgsServerWmsRestorer ) | ||
| #include "test_qgsserver_wms_restorer.moc" |