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Add tests for QgsFeatureListComboBox and friends

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m-kuhn committed Oct 24, 2017
1 parent 7811f38 commit e90301725cd12441f3bc2f8fc1dc97b232f95fa8
Showing with 144 additions and 0 deletions.
  1. +144 −0 tests/src/gui/testqgsfeaturelistcombobox.cpp
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/***************************************************************************
testqgsfeaturelistcombobox.cpp
---------------------
begin : 3.10.2017
copyright : (C) 2017 by Matthias Kuhn
email : matthias@opengis.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 "qgstest.h"

#include "qgsapplication.h"
#include "qgsfeaturelistcombobox.h"
#include "qgsvectorlayer.h"
#include "qgsfeaturefiltermodel.h"
#include "qgsgui.h"

#include <memory>

#include <QLineEdit>

class TestQgsFeatureListComboBox : public QObject
{
Q_OBJECT
public:
TestQgsFeatureListComboBox() = default;

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 testSetGetLayer();
void testSetGetForeignKey();
void testAllowNull();

private:
void waitForLoaded( QgsFeatureListComboBox *cb );

std::unique_ptr<QgsVectorLayer> mLayer;
};

void TestQgsFeatureListComboBox::initTestCase()
{
QgsApplication::init();
QgsApplication::initQgis();
}

void TestQgsFeatureListComboBox::cleanupTestCase()
{
QgsApplication::exitQgis();
}

void TestQgsFeatureListComboBox::init()
{
// create layer
mLayer.reset( new QgsVectorLayer( QStringLiteral( "LineString?field=pk:int&field=material:string&field=diameter:int&field=raccord:string" ), QStringLiteral( "vl2" ), QStringLiteral( "memory" ) ) );

// add features
mLayer->startEditing();

QgsFeature ft1( mLayer->fields() );
ft1.setAttribute( QStringLiteral( "pk" ), 10 );
ft1.setAttribute( QStringLiteral( "material" ), "iron" );
ft1.setAttribute( QStringLiteral( "diameter" ), 120 );
ft1.setAttribute( QStringLiteral( "raccord" ), "brides" );
mLayer->addFeature( ft1 );

QgsFeature ft2( mLayer->fields() );
ft2.setAttribute( QStringLiteral( "pk" ), 11 );
ft2.setAttribute( QStringLiteral( "material" ), "iron" );
ft2.setAttribute( QStringLiteral( "diameter" ), 120 );
ft2.setAttribute( QStringLiteral( "raccord" ), "sleeve" );
mLayer->addFeature( ft2 );

QgsFeature ft3( mLayer->fields() );
ft3.setAttribute( QStringLiteral( "pk" ), 12 );
ft3.setAttribute( QStringLiteral( "material" ), "steel" );
ft3.setAttribute( QStringLiteral( "diameter" ), 120 );
ft3.setAttribute( QStringLiteral( "raccord" ), "collar" );
mLayer->addFeature( ft3 );

mLayer->commitChanges();
}

void TestQgsFeatureListComboBox::cleanup()
{
}

void TestQgsFeatureListComboBox::testSetGetLayer()
{
std::unique_ptr<QgsFeatureListComboBox> cb( new QgsFeatureListComboBox() );

Q_ASSERT( cb->sourceLayer() == nullptr );
cb->setSourceLayer( mLayer.get() );
QCOMPARE( cb->sourceLayer(), mLayer.get() );
}

void TestQgsFeatureListComboBox::testSetGetForeignKey()
{
QgsFeatureListComboBox *cb = new QgsFeatureListComboBox();
// std::unique_ptr<QgsFeatureListComboBox> cb( new QgsFeatureListComboBox() );

Q_ASSERT( cb->identifierValue().isNull() );

cb->setSourceLayer( mLayer.get() );
cb->setDisplayExpression( "\"material\"" );
cb->lineEdit()->setText( "ro" );
emit cb->lineEdit()->textChanged( "ro" );
Q_ASSERT( cb->identifierValue().isNull() );

waitForLoaded( cb );

Q_ASSERT( cb->identifierValue().isNull() );

cb->setIdentifierValue( 20 );
QCOMPARE( cb->identifierValue(), QVariant( 20 ) );
}

void TestQgsFeatureListComboBox::testAllowNull()
{
Q_ASSERT( false );
// Note to self: implement this!
}

void TestQgsFeatureListComboBox::waitForLoaded( QgsFeatureListComboBox *cb )
{
QgsFeatureFilterModel *model = qobject_cast<QgsFeatureFilterModel *>( cb->model() );

// Wait
while ( model->isLoading() )
{}
}

QGSTEST_MAIN( TestQgsFeatureListComboBox )
#include "testqgsfeaturelistcombobox.moc"

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