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testqgsgeometrychecks.cpp
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testqgsgeometrychecks.cpp
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/***************************************************************************
testqgsgeometrychecks.cpp
--------------------------------------
Date : September 2017
Copyright : (C) 2017 Sandro Mani
Email : manisandro at gmail dot 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 "qgstest.h"
#include "qgsfeature.h"
#include "qgsfeaturepool.h"
#include "qgsvectorlayer.h"
#include "qgsgeometryanglecheck.h"
#include "qgsgeometryareacheck.h"
#include "qgsgeometrycontainedcheck.h"
#include "qgsgeometrydanglecheck.h"
#include "qgsgeometrydegeneratepolygoncheck.h"
#include "qgsgeometryduplicatecheck.h"
#include "qgsgeometryduplicatenodescheck.h"
#include "qgsgeometryfollowboundariescheck.h"
#include "qgsgeometrygapcheck.h"
#include "qgsgeometryholecheck.h"
#include "qgsgeometrymissingvertexcheck.h"
#include "qgsgeometrylineintersectioncheck.h"
#include "qgsgeometrylinelayerintersectioncheck.h"
#include "qgsgeometrymultipartcheck.h"
#include "qgsgeometryoverlapcheck.h"
#include "qgsgeometrypointcoveredbylinecheck.h"
#include "qgsgeometrypointinpolygoncheck.h"
#include "qgsgeometrysegmentlengthcheck.h"
#include "qgsgeometryselfcontactcheck.h"
#include "qgsgeometryselfintersectioncheck.h"
#include "qgsgeometrysliverpolygoncheck.h"
#include "qgsvectordataproviderfeaturepool.h"
#include "qgsmultilinestring.h"
#include "qgslinestring.h"
#include "qgsproject.h"
#include "qgsfeedback.h"
#include "qgsgeometrytypecheck.h"
class TestQgsGeometryChecks: public QObject
{
Q_OBJECT
private:
struct Change
{
QString layerId;
QgsFeatureId fid;
QgsGeometryCheck::ChangeWhat what;
QgsGeometryCheck::ChangeType type;
QgsVertexId vidx;
};
double layerToMapUnits( const QgsMapLayer *layer, const QgsCoordinateReferenceSystem &mapCrs ) const;
QgsFeaturePool *createFeaturePool( QgsVectorLayer *layer, bool selectedOnly = false ) const;
QPair<QgsGeometryCheckContext *, QMap<QString, QgsFeaturePool *> > createTestContext( QTemporaryDir &tempDir, QMap<QString, QString> &layers, const QgsCoordinateReferenceSystem &mapCrs = QgsCoordinateReferenceSystem( "EPSG:4326" ), double prec = 8 ) const;
void cleanupTestContext( QPair<QgsGeometryCheckContext *, QMap<QString, QgsFeaturePool *> > ctx ) const;
void listErrors( const QList<QgsGeometryCheckError *> &checkErrors, const QStringList &messages ) const;
QList<QgsGeometryCheckError *> searchCheckErrors( const QList<QgsGeometryCheckError *> &checkErrors, const QString &layerId, const QgsFeatureId &featureId = -1, const QgsPointXY &pos = QgsPointXY(), const QgsVertexId &vid = QgsVertexId(), const QVariant &value = QVariant(), double tol = 1E-4 ) const;
bool fixCheckError( QMap<QString, QgsFeaturePool *> featurePools, QgsGeometryCheckError *error, int method, const QgsGeometryCheckError::Status &expectedStatus, const QVector<Change> &expectedChanges, const QMap<QString, int> &mergeAttr = QMap<QString, int>() );
QgsGeometryCheck::Changes change2changes( const Change &change ) const;
private slots:
// will be called before the first testfunction is executed.
void initTestCase();
// will be called after the last testfunction is executed.
void cleanupTestCase();
private slots:
void testAngleCheck();
void testAreaCheck();
void testContainedCheck();
void testDangleCheck();
void testDegeneratePolygonCheck();
void testDuplicateCheck();
void testDuplicateNodesCheck();
void testFollowBoundariesCheck();
void testGapCheck();
void testAllowedGaps();
void testMissingVertexCheck();
void testHoleCheck();
void testLineIntersectionCheck();
void testLineLayerIntersectionCheck();
void testMultipartCheck();
void testOverlapCheck();
void testOverlapCheckNoMaxArea();
void testPointCoveredByLineCheck();
void testPointInPolygonCheck();
void testSegmentLengthCheck();
void testSelfContactCheck();
void testSelfIntersectionCheck();
void testSliverPolygonCheck();
void testGapCheckPointInPoly();
void testOverlapCheckToleranceBug();
};
void TestQgsGeometryChecks::initTestCase()
{
QgsApplication::initQgis();
}
void TestQgsGeometryChecks::cleanupTestCase()
{
QgsApplication::exitQgis();
}
///////////////////////////////////////////////////////////////////////////////
void TestQgsGeometryChecks::testAngleCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QVariantMap configuration;
configuration.insert( "minAngle", 15 );
QgsGeometryAngleCheck check( testContext.first, configuration );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QList<QgsGeometryCheckError *> errs1;
QList<QgsGeometryCheckError *> errs2;
QCOMPARE( checkErrors.size(), 8 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
QVERIFY( ( errs1 = searchCheckErrors( checkErrors, layers["line_layer.shp"], 0, QgsPointXY( -0.2225, 0.5526 ), QgsVertexId( 0, 0, 3 ), 10.5865 ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 0, QgsPointXY( -0.94996, 0.99967 ), QgsVertexId( 1, 0, 1 ), 8.3161 ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 2, QgsPointXY( -0.4547, -0.3059 ), QgsVertexId( 0, 0, 1 ), 5.4165 ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 2, QgsPointXY( -0.7594, -0.1971 ), QgsVertexId( 0, 0, 2 ), 12.5288 ).size() == 1 );
QVERIFY( ( errs2 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 0, QgsPointXY( 0.2402, 1.0786 ), QgsVertexId( 0, 0, 1 ), 13.5140 ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 1, QgsPointXY( 0.6960, 0.5908 ), QgsVertexId( 0, 0, 0 ), 7.0556 ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 1, QgsPointXY( 0.98690, 0.55699 ), QgsVertexId( 1, 0, 5 ), 7.7351 ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 11, QgsPointXY( -0.3186, 1.6734 ), QgsVertexId( 0, 0, 1 ), 3.5092 ).size() == 1 );
// Test fixes
QgsFeature f;
int n1, n2;
testContext.second[errs1[0]->layerId()]->getFeature( errs1[0]->featureId(), f );
n1 = f.geometry().constGet()->vertexCount( errs1[0]->vidx().part, errs1[0]->vidx().ring );
QVERIFY( fixCheckError( testContext.second, errs1[0],
QgsGeometryAngleCheck::DeleteNode, QgsGeometryCheckError::StatusFixed,
{{errs1[0]->layerId(), errs1[0]->featureId(), QgsGeometryCheck::ChangeNode, QgsGeometryCheck::ChangeRemoved, errs1[0]->vidx()}} ) );
testContext.second[errs1[0]->layerId()]->getFeature( errs1[0]->featureId(), f );
n2 = f.geometry().constGet()->vertexCount( errs1[0]->vidx().part, errs1[0]->vidx().ring );
QCOMPARE( n1, n2 + 1 );
testContext.second[errs2[0]->layerId()]->getFeature( errs2[0]->featureId(), f );
n1 = f.geometry().constGet()->vertexCount( errs2[0]->vidx().part, errs2[0]->vidx().ring );
QVERIFY( fixCheckError( testContext.second, errs2[0],
QgsGeometryAngleCheck::DeleteNode, QgsGeometryCheckError::StatusFixed,
{{errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeNode, QgsGeometryCheck::ChangeRemoved, errs2[0]->vidx()}} ) );
testContext.second[errs2[0]->layerId()]->getFeature( errs2[0]->featureId(), f );
n2 = f.geometry().constGet()->vertexCount( errs2[0]->vidx().part, errs2[0]->vidx().ring );
QCOMPARE( n1, n2 + 1 );
// Test change tracking
QVERIFY( !errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeRemoved, QgsVertexId()} ) ) );
QVERIFY( !errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeChanged, QgsVertexId()} ) ) );
QVERIFY( !errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeRemoved, QgsVertexId( errs2[0]->vidx().part )} ) ) );
QVERIFY( !errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeChanged, QgsVertexId( errs2[0]->vidx().part )} ) ) );
QVERIFY( errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeRemoved, QgsVertexId( errs2[0]->vidx().part + 1 )} ) ) );
QVERIFY( errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeChanged, QgsVertexId( errs2[0]->vidx().part + 1 )} ) ) );
QVERIFY( !errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeRing, QgsGeometryCheck::ChangeRemoved, QgsVertexId( errs2[0]->vidx().part, errs2[0]->vidx().ring )} ) ) );
QVERIFY( !errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeRing, QgsGeometryCheck::ChangeChanged, QgsVertexId( errs2[0]->vidx().part, errs2[0]->vidx().ring )} ) ) );
QVERIFY( errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeRing, QgsGeometryCheck::ChangeRemoved, QgsVertexId( errs2[0]->vidx().part, errs2[0]->vidx().ring + 1 )} ) ) );
QVERIFY( errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeRing, QgsGeometryCheck::ChangeChanged, QgsVertexId( errs2[0]->vidx().part, errs2[0]->vidx().ring + 1 )} ) ) );
QVERIFY( !errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeNode, QgsGeometryCheck::ChangeRemoved, errs2[0]->vidx()} ) ) );
QVERIFY( !errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeNode, QgsGeometryCheck::ChangeChanged, errs2[0]->vidx()} ) ) );
QVERIFY( errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeNode, QgsGeometryCheck::ChangeRemoved, QgsVertexId( errs2[0]->vidx().part, errs2[0]->vidx().ring, errs2[0]->vidx().vertex + 1 )} ) ) );
QVERIFY( errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeNode, QgsGeometryCheck::ChangeChanged, QgsVertexId( errs2[0]->vidx().part, errs2[0]->vidx().ring, errs2[0]->vidx().vertex + 1 )} ) ) );
QgsVertexId oldVidx = errs2[0]->vidx();
QVERIFY( errs2[0]->handleChanges( change2changes( {errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeNode, QgsGeometryCheck::ChangeRemoved, QgsVertexId( errs2[0]->vidx().part, errs2[0]->vidx().ring, errs2[0]->vidx().vertex - 1 )} ) ) );
QVERIFY( errs2[0]->vidx().vertex == oldVidx.vertex - 1 );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testAreaCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QVariantMap configuration;
configuration.insert( "areaThreshold", 0.04 );
QgsGeometryAreaCheck check( testContext.first, configuration );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QList<QgsGeometryCheckError *> errs1;
QList<QgsGeometryCheckError *> errs2;
QList<QgsGeometryCheckError *> errs3;
QList<QgsGeometryCheckError *> errs4;
QCOMPARE( checkErrors.size(), 8 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 1, QgsPointXY( 1.0068, 0.3635 ), QgsVertexId( 1 ), 0.0105 ).size() == 1 );
QVERIFY( ( errs1 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 2, QgsPointXY( 0.9739, 1.0983 ), QgsVertexId( 0 ), 0.0141 ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 6, QgsPointXY( 0.9968, 1.7584 ), QgsVertexId( 0 ), 0 ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 11, QgsPointXY( -0.2941, 1.4614 ), QgsVertexId( 0 ), 0.0031 ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 12, QgsPointXY( 0.2229, 0.2306 ), QgsVertexId( 0 ), -0.0079 ).size() == 1 ); // This is a polygon with a self-intersection hence the incorrect negative area
QVERIFY( ( errs2 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 13, QgsPointXY( 0.5026, 3.0267 ), QgsVertexId( 0 ), 0.0013 ) ).size() == 1 );
QVERIFY( ( errs3 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 20, QgsPointXY( 0.4230, 3.4688 ), QgsVertexId( 0 ), 0.0013 ) ).size() == 1 );
QVERIFY( ( errs4 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 24, QgsPointXY( 1.4186, 3.0905 ), QgsVertexId( 0 ), 0.0013 ) ).size() == 1 );
// Test fixes
QgsFeature f;
bool valid;
QVERIFY( fixCheckError( testContext.second, errs1[0],
QgsGeometryAreaCheck::Delete, QgsGeometryCheckError::StatusFixed,
{{errs1[0]->layerId(), errs1[0]->featureId(), QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeRemoved, QgsVertexId()}} ) );
valid = testContext.second[errs1[0]->layerId()]->getFeature( errs1[0]->featureId(), f );
QVERIFY( !valid );
// Try merging a small geometry by longest edge, largest area and common value
testContext.second[layers["polygon_layer.shp"]]->getFeature( 15, f );
double area15 = f.geometry().area();
QVERIFY( fixCheckError( testContext.second, errs2[0],
QgsGeometryAreaCheck::MergeLargestArea, QgsGeometryCheckError::StatusFixed,
{
{errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeRemoved, QgsVertexId()},
{layers["polygon_layer.shp"], 15, QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeRemoved, QgsVertexId( 0 )},
{layers["polygon_layer.shp"], 15, QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeAdded, QgsVertexId( 0 )}
} ) );
testContext.second[layers["polygon_layer.shp"]]->getFeature( 15, f );
QVERIFY( f.geometry().area() > area15 );
valid = testContext.second[errs2[0]->layerId()]->getFeature( errs2[0]->featureId(), f );
QVERIFY( !valid );
testContext.second[layers["polygon_layer.shp"]]->getFeature( 18, f );
double area18 = f.geometry().area();
QVERIFY( fixCheckError( testContext.second, errs3[0],
QgsGeometryAreaCheck::MergeLongestEdge, QgsGeometryCheckError::StatusFixed,
{
{errs3[0]->layerId(), errs3[0]->featureId(), QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeRemoved, QgsVertexId()},
{layers["polygon_layer.shp"], 18, QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeRemoved, QgsVertexId( 0 )},
{layers["polygon_layer.shp"], 18, QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeAdded, QgsVertexId( 0 )}
} ) );
testContext.second[layers["polygon_layer.shp"]]->getFeature( 18, f );
QVERIFY( f.geometry().area() > area18 );
valid = testContext.second[errs3[0]->layerId()]->getFeature( errs3[0]->featureId(), f );
QVERIFY( !valid );
testContext.second[layers["polygon_layer.shp"]]->getFeature( 21, f );
double area21 = f.geometry().area();
QMap<QString, int> mergeIdx;
mergeIdx.insert( layers["polygon_layer.shp"], 1 ); // 1: attribute "attr"
QVERIFY( fixCheckError( testContext.second, errs4[0],
QgsGeometryAreaCheck::MergeIdenticalAttribute, QgsGeometryCheckError::StatusFixed,
{
{errs4[0]->layerId(), errs4[0]->featureId(), QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeRemoved, QgsVertexId()},
{layers["polygon_layer.shp"], 21, QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeRemoved, QgsVertexId( 0 )},
{layers["polygon_layer.shp"], 21, QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeAdded, QgsVertexId( 0 )}
}, mergeIdx ) );
testContext.second[layers["polygon_layer.shp"]]->getFeature( 21, f );
QVERIFY( f.geometry().area() > area21 );
valid = testContext.second[errs4[0]->layerId()]->getFeature( errs4[0]->featureId(), f );
QVERIFY( !valid );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testContainedCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometryContainedCheck check( testContext.first, QVariantMap() );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QList<QgsGeometryCheckError *> errs1;
QCOMPARE( checkErrors.size(), 4 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"], 4, QgsPointXY(), QgsVertexId(), QVariant( "polygon_layer.shp:5" ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"], 5, QgsPointXY(), QgsVertexId(), QVariant( "polygon_layer.shp:0" ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 3, QgsPointXY(), QgsVertexId(), QVariant( "polygon_layer.shp:0" ) ).size() == 1 );
QVERIFY( ( errs1 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 3, QgsPointXY(), QgsVertexId(), QVariant( "polygon_layer.shp:0" ) ) ).size() == 1 );
QVERIFY( messages.contains( "Contained check failed for (polygon_layer.shp:1): the geometry is invalid" ) );
// Test fixes
QVERIFY( fixCheckError( testContext.second, errs1[0],
QgsGeometryContainedCheck::Delete, QgsGeometryCheckError::StatusFixed,
{{errs1[0]->layerId(), errs1[0]->featureId(), QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeRemoved, QgsVertexId()}} ) );
QgsFeature f;
bool valid = testContext.second[errs1[0]->layerId()]->getFeature( errs1[0]->featureId(), f );
QVERIFY( !valid );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testDangleCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometryDangleCheck check( testContext.first, QVariantMap() );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QList<QgsGeometryCheckError *> errs1;
QCOMPARE( checkErrors.size(), 6 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"] ).isEmpty() );
QVERIFY( ( errs1 = searchCheckErrors( checkErrors, layers["line_layer.shp"], 0, QgsPointXY( -0.7558, 0.7648 ), QgsVertexId( 1, 0, 0 ) ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 2, QgsPointXY( -0.7787, -0.2237 ), QgsVertexId( 0, 0, 0 ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 3, QgsPointXY( -0.2326, 0.9537 ), QgsVertexId( 0, 0, 0 ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 3, QgsPointXY( 0.0715, 0.7830 ), QgsVertexId( 0, 0, 3 ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 8, QgsPointXY( -1.5974, 0.5237 ), QgsVertexId( 0, 0, 0 ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 8, QgsPointXY( -0.9315, 0.3146 ), QgsVertexId( 0, 0, 5 ) ).size() == 1 );
// Test change tracking
QgsVertexId oldVidx = errs1[0]->vidx();
QVERIFY( errs1[0]->handleChanges( change2changes( {errs1[0]->layerId(), errs1[0]->featureId(), QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeRemoved, QgsVertexId( 0 )} ) ) );
QVERIFY( errs1[0]->vidx().part == oldVidx.part - 1 );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testDegeneratePolygonCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometryDegeneratePolygonCheck check( testContext.first, QVariantMap() );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QList<QgsGeometryCheckError *> errs1;
QCOMPARE( checkErrors.size(), 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"] ).isEmpty() );
QVERIFY( ( errs1 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 6, QgsPointXY(), QgsVertexId( 0, 0 ) ) ).size() == 1 );
// Test fixes
QVERIFY( fixCheckError( testContext.second, errs1[0],
QgsGeometryDegeneratePolygonCheck::DeleteRing, QgsGeometryCheckError::StatusFixed,
{{errs1[0]->layerId(), errs1[0]->featureId(), QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeRemoved, QgsVertexId()}} ) );
QgsFeature f;
bool valid = testContext.second[errs1[0]->layerId()]->getFeature( errs1[0]->featureId(), f );
QVERIFY( !valid );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testDuplicateCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometryDuplicateCheck check( testContext.first, QVariantMap() );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QList<QgsGeometryCheckError *> errs1;
QCOMPARE( checkErrors.size(), 3 );
QVERIFY(
searchCheckErrors( checkErrors, layers["point_layer.shp"], 6, QgsPoint(), QgsVertexId(), QVariant( "point_layer.shp:2" ) ).size() == 1
|| searchCheckErrors( checkErrors, layers["point_layer.shp"], 2, QgsPoint(), QgsVertexId(), QVariant( "point_layer.shp:6" ) ).size() == 1 );
QVERIFY(
searchCheckErrors( checkErrors, layers["line_layer.shp"], 4, QgsPoint(), QgsVertexId(), QVariant( "line_layer.shp:7" ) ).size() == 1
|| searchCheckErrors( checkErrors, layers["line_layer.shp"], 7, QgsPoint(), QgsVertexId(), QVariant( "line_layer.shp:4" ) ).size() == 1 );
QVERIFY(
( errs1 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 8, QgsPoint(), QgsVertexId(), QVariant( "polygon_layer.shp:7" ) ) ).size() == 1
|| ( errs1 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 7, QgsPoint(), QgsVertexId(), QVariant( "polygon_layer.shp:8" ) ) ).size() == 1 );
// Test fixes
QgsGeometryDuplicateCheckError *dupErr = static_cast<QgsGeometryDuplicateCheckError *>( errs1[0] );
QString dup1LayerId = dupErr->duplicates().firstKey();
QgsFeatureId dup1Fid = dupErr->duplicates()[dup1LayerId][0];
QVERIFY( fixCheckError( testContext.second, dupErr,
QgsGeometryDuplicateCheck::RemoveDuplicates, QgsGeometryCheckError::StatusFixed,
{{dup1LayerId, dup1Fid, QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeRemoved, QgsVertexId()}} ) );
QgsFeature f;
bool valid = testContext.second[dup1LayerId]->getFeature( dup1Fid, f );
QVERIFY( !valid );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testDuplicateNodesCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometryDuplicateNodesCheck check( testContext.first, QVariantMap() );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QList<QgsGeometryCheckError *> errs1;
QCOMPARE( checkErrors.size(), 4 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 0, QgsPointXY( -0.6360, 0.6203 ), QgsVertexId( 0, 0, 5 ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 6, QgsPointXY( 0.2473, 2.0821 ), QgsVertexId( 0, 0, 1 ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 6, QgsPointXY( 0.5158, 2.0930 ), QgsVertexId( 0, 0, 3 ) ).size() == 1 );
QVERIFY( ( errs1 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 4, QgsPointXY( 1.6319, 0.5642 ), QgsVertexId( 0, 0, 1 ) ) ).size() == 1 );
// Test fixes
QgsFeature f;
testContext.second[errs1[0]->layerId()]->getFeature( errs1[0]->featureId(), f );
int n1 = f.geometry().constGet()->vertexCount( errs1[0]->vidx().part, errs1[0]->vidx().ring );
QVERIFY( fixCheckError( testContext.second, errs1[0],
QgsGeometryDuplicateNodesCheck::RemoveDuplicates, QgsGeometryCheckError::StatusFixed,
{{errs1[0]->layerId(), errs1[0]->featureId(), QgsGeometryCheck::ChangeNode, QgsGeometryCheck::ChangeRemoved, errs1[0]->vidx()}} ) );
testContext.second[errs1[0]->layerId()]->getFeature( errs1[0]->featureId(), f );
int n2 = f.geometry().constGet()->vertexCount( errs1[0]->vidx().part, errs1[0]->vidx().ring );
QCOMPARE( n1, n2 + 1 );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testFollowBoundariesCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "follow_ref.shp", "" );
layers.insert( "follow_subj.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsFeedback feedback;
QgsGeometryFollowBoundariesCheck( testContext.first, QVariantMap(), testContext.second[layers["follow_ref.shp"]]->layer() ).collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QCOMPARE( checkErrors.size(), 2 );
QVERIFY( searchCheckErrors( checkErrors, layers["follow_subj.shp"], 1 ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["follow_subj.shp"], 3 ).size() == 1 );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testGapCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "gap_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QVariantMap configuration;
configuration.insert( "gapThreshold", 0.01 );
QgsGeometryGapCheck check( testContext.first, configuration );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QList<QgsGeometryCheckError *> errs1;
QCOMPARE( checkErrors.size(), 5 );
QCOMPARE( searchCheckErrors( checkErrors, "", -1, QgsPointXY( 0.2924, -0.8798 ), QgsVertexId(), 0.0027 ).size(), 1 );
QCOMPARE( searchCheckErrors( checkErrors, "", -1, QgsPointXY( 0.4238, -0.7479 ), QgsVertexId(), 0.0071 ).size(), 1 );
QCOMPARE( searchCheckErrors( checkErrors, "", -1, QgsPointXY( 0.0094, -0.4448 ), QgsVertexId(), 0.0033 ).size(), 1 );
errs1 = searchCheckErrors( checkErrors, "", -1, QgsPointXY( 0.2939, -0.4694 ), QgsVertexId(), 0.0053 );
QCOMPARE( errs1.size(), 1 );
QCOMPARE( searchCheckErrors( checkErrors, "", -1, QgsPointXY( 0.6284, -0.3641 ), QgsVertexId(), 0.0018 ).size(), 1 );
// TestQgsGeometryChecks::testGapCheck()
QgsGeometryCheckError *error = searchCheckErrors( checkErrors, "", -1, QgsPointXY( 0.2924, -0.8798 ), QgsVertexId(), 0.0027 ).first();
QCOMPARE( error->contextBoundingBox().snappedToGrid( 0.0001 ), QgsRectangle( -0.0259, -1.0198, 0.6178, -0.4481 ) );
QCOMPARE( error->affectedAreaBBox().snappedToGrid( 0.0001 ), QgsRectangle( 0.246, -0.9998, 0.3939, -0.77 ) );
// Test fixes
QgsFeature f;
testContext.second[layers["gap_layer.shp"]]->getFeature( 0, f );
double areaOld = f.geometry().area();
QVERIFY( fixCheckError( testContext.second, errs1[0],
QgsGeometryGapCheck::MergeLongestEdge, QgsGeometryCheckError::StatusFixed,
{
{layers["gap_layer.shp"], 0, QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeRemoved, QgsVertexId( 0 )},
{layers["gap_layer.shp"], 0, QgsGeometryCheck::ChangePart, QgsGeometryCheck::ChangeAdded, QgsVertexId( 0 )}
} ) );
testContext.second[layers["gap_layer.shp"]]->getFeature( 0, f );
QVERIFY( f.geometry().area() > areaOld );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testAllowedGaps()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "gap_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Allowed gaps layer
std::unique_ptr<QgsVectorLayer> allowedGaps = qgis::make_unique< QgsVectorLayer >( QStringLiteral( "Polygon?crs=epsg:4326" ), QStringLiteral( "allowedGaps" ), QStringLiteral( "memory" ) );
QgsProject::instance()->addMapLayer( allowedGaps.get(), true, false );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QVariantMap configuration;
configuration.insert( "gapThreshold", 0.01 );
configuration.insert( QStringLiteral( "allowedGapsEnabled" ), true );
configuration.insert( QStringLiteral( "allowedGapsLayer" ), allowedGaps->id() );
configuration.insert( QStringLiteral( "allowedGapsBuffer" ), 0.01 );
QgsGeometryGapCheck check( testContext.first, configuration );
check.prepare( testContext.first, configuration );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QCOMPARE( checkErrors.size(), 5 );
// TestQgsGeometryChecks::testGapCheck()
QgsGeometryCheckError *error = searchCheckErrors( checkErrors, "", -1, QgsPointXY( 0.2924, -0.8798 ), QgsVertexId(), 0.0027 ).first();
QgsGeometryCheck::Changes changes;
check.fixError( testContext.second, error, 2, QMap<QString, int>(), changes );
QgsFeature f;
QgsFeatureIterator it = allowedGaps->getFeatures();
QVERIFY( it.nextFeature( f ) );
QCOMPARE( f.geometry().asWkt( 4 ), QgsGeometry::fromWkt( "Polygon ((0.393901 -0.769953, 0.25997 -0.88388, 0.26997 -0.99981, 0.24598 -0.865897, 0.3939 -0.76995))" ).asWkt( 4 ) );
// Run check again after adding the gap geometry to the allowed gaps layer: one less error
check.prepare( testContext.first, configuration );
qDeleteAll( checkErrors );
checkErrors.clear();
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QCOMPARE( checkErrors.size(), 4 );
// Make the gap geometry a bit smaller (0.0001), but still in the buffer tolerance of 0.01 specified in the check configuration
// Watch out: buffering with only 0.001 sounds like a good idea on first sight but fails at the corners
allowedGaps->startEditing();
QgsGeometry g = f.geometry();
g = g.buffer( -0.0001, 10 );
f.setGeometry( g );
allowedGaps->updateFeature( f );
// Still, this gap should not be reported
check.prepare( testContext.first, configuration );
qDeleteAll( checkErrors );
checkErrors.clear();
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QCOMPARE( checkErrors.size(), 4 );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testMissingVertexCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( QStringLiteral( "missing_vertex.gpkg" ), QString() );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometryMissingVertexCheck check( testContext.first, QVariantMap() );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
const QString layerId = testContext.second.first()->layerId();
QVERIFY( searchCheckErrors( checkErrors, layerId, 0, QgsPointXY( 0.251153, -0.460895 ), QgsVertexId() ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layerId, 3, QgsPointXY( 0.257985, -0.932886 ), QgsVertexId() ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layerId, 5, QgsPointXY( 0.59781, -0.480033 ), QgsVertexId() ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layerId, 5, QgsPointXY( 0.605252, -0.664875 ), QgsVertexId() ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layerId, 4, QgsPointXY( 0.259197, -0.478311 ), QgsVertexId() ).size() == 1 );
QCOMPARE( checkErrors.size(), 5 );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testHoleCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometryHoleCheck check( testContext.first, QVariantMap() );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QList<QgsGeometryCheckError *> errs1;
QCOMPARE( checkErrors.size(), 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"] ).isEmpty() );
QVERIFY( ( errs1 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 12, QgsPointXY( 0.1902, 0.0951 ), QgsVertexId( 0, 1 ) ) ).size() == 1 );
// Test fixes
QgsFeature f;
QVERIFY( fixCheckError( testContext.second, errs1[0],
QgsGeometryHoleCheck::RemoveHoles, QgsGeometryCheckError::StatusFixed,
{
{errs1[0]->layerId(), errs1[0]->featureId(), QgsGeometryCheck::ChangeRing, QgsGeometryCheck::ChangeRemoved, QgsVertexId( 0, 1 )}
} ) );
testContext.second[errs1[0]->layerId()]->getFeature( errs1[0]->featureId(), f );
QVERIFY( f.geometry().constGet()->ringCount( 0 ) == 1 );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testLineIntersectionCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometryLineIntersectionCheck check( testContext.first, QVariantMap() );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QCOMPARE( checkErrors.size(), 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 1, QgsPointXY( -0.5594, 0.4098 ), QgsVertexId( 0 ), QVariant( "line_layer.shp:0" ) ).size() == 1 );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testLineLayerIntersectionCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QVariantMap configuration;
configuration.insert( "checkLayer", layers["polygon_layer.shp"] );
QgsGeometryLineLayerIntersectionCheck check( testContext.first, configuration );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QCOMPARE( checkErrors.size(), 5 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 3, QgsPointXY( -0.1890, 0.9043 ), QgsVertexId( 0 ), QVariant( "polygon_layer.shp:3" ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 4, QgsPointXY( 0.9906, 1.1169 ), QgsVertexId( 0 ), QVariant( "polygon_layer.shp:2" ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 4, QgsPointXY( 1.0133, 1.0772 ), QgsVertexId( 0 ), QVariant( "polygon_layer.shp:2" ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 7, QgsPointXY( 0.9906, 1.1169 ), QgsVertexId( 0 ), QVariant( "polygon_layer.shp:2" ) ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 7, QgsPointXY( 1.0133, 1.0772 ), QgsVertexId( 0 ), QVariant( "polygon_layer.shp:2" ) ).size() == 1 );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testMultipartCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometryMultipartCheck check( testContext.first, QVariantMap() );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
// Easier to ensure that multipart features don't appear as errors than verifying each single-part multi-type feature
QVERIFY( QgsWkbTypes::isSingleType( testContext.second[layers["point_layer.shp"]]->layer()->wkbType() ) );
QVERIFY( QgsWkbTypes::isMultiType( testContext.second[layers["line_layer.shp"]]->layer()->wkbType() ) );
QVERIFY( QgsWkbTypes::isMultiType( testContext.second[layers["polygon_layer.shp"]]->layer()->wkbType() ) );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"] ).size() > 0 );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"] ).size() > 0 );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 0 ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 1 ).isEmpty() );
// Two specific errors that will be fixed
QList<QgsGeometryCheckError *> errs1;
QList<QgsGeometryCheckError *> errs2;
QVERIFY( ( errs1 = searchCheckErrors( checkErrors, layers["line_layer.shp"], 2, QgsPointXY( -0.6642, -0.2422 ) ) ).size() == 1 );
QVERIFY( ( errs2 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 13, QgsPointXY( 0.5026, 3.0267 ) ) ).size() == 1 );
// Test fixes
QgsFeature f;
#if 0
// The ogr provider apparently automatically re-converts the geometry type to a multitype...
QVERIFY( fixCheckError( testContext.second, errs1[0],
QgsGeometryMultipartCheck::ConvertToSingle, QgsGeometryCheckError::StatusFixed,
{
{errs1[0]->layerId(), errs1[0]->featureId(), QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeChanged, QgsVertexId( )}
} ) );
testContext.second[errs1[0]->layerId()]->get( errs1[0]->featureId(), f );
QVERIFY( QgsWkbTypes::isSingleType( f.geometry().geometry()->wkbType() ) );
#endif
QVERIFY( fixCheckError( testContext.second, errs2[0],
QgsGeometryMultipartCheck::RemoveObject, QgsGeometryCheckError::StatusFixed,
{
{errs2[0]->layerId(), errs2[0]->featureId(), QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeRemoved, QgsVertexId( )}
} ) );
bool valid = testContext.second[errs2[0]->layerId()]->getFeature( errs2[0]->featureId(), f );
QVERIFY( !valid );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testOverlapCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QVariantMap configuration;
configuration.insert( "maxOverlapArea", 0.01 );
QgsGeometryOverlapCheck check( testContext.first, configuration );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QList<QgsGeometryCheckError *> errs1;
QCOMPARE( checkErrors.size(), 2 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"] ).isEmpty() );
QVERIFY( ( errs1 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 10 ) ).size() == 2 );
QVERIFY( messages.contains( "Overlap check failed for (polygon_layer.shp:1): the geometry is invalid" ) );
// Test fixes
QgsFeature f;
testContext.second[errs1[0]->layerId()]->getFeature( errs1[0]->featureId(), f );
double areaOld = f.geometry().area();
QVERIFY( fixCheckError( testContext.second, errs1[0],
QgsGeometryOverlapCheck::Subtract, QgsGeometryCheckError::StatusFixed,
{
{errs1[0]->layerId(), errs1[0]->featureId(), QgsGeometryCheck::ChangeFeature, QgsGeometryCheck::ChangeChanged, QgsVertexId( )}
} ) );
testContext.second[errs1[0]->layerId()]->getFeature( errs1[0]->featureId(), f );
QVERIFY( f.geometry().area() < areaOld );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testOverlapCheckNoMaxArea()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( QStringLiteral( "point_layer.shp" ), QString() );
layers.insert( QStringLiteral( "line_layer.shp" ), QString() );
layers.insert( QStringLiteral( "polygon_layer.shp" ), QString() );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QVariantMap configuration;
configuration.insert( "maxOverlapArea", 0.0 );
QgsGeometryOverlapCheck check( testContext.first, configuration );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QList<QgsGeometryCheckError *> errs1;
QCOMPARE( checkErrors.size(), 4 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"] ).isEmpty() );
errs1 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 10 );
QCOMPARE( errs1.size(), 2 );
errs1 = searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 9 );
QCOMPARE( errs1.size(), 2 );
}
void TestQgsGeometryChecks::testPointCoveredByLineCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometryPointCoveredByLineCheck errs( testContext.first, QVariantMap() );
QgsFeedback feedback;
errs.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"] ).isEmpty() );
// Easier to test that no points which are covered by a line are marked as errors
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"], 0 ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"], 1 ).isEmpty() );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testPointInPolygonCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometryPointInPolygonCheck check( testContext.first, QVariantMap() );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"] ).isEmpty() );
// Check that the point which is properly inside a polygon is not listed as error
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"], 5 ).isEmpty() );
QVERIFY( messages.contains( "Point in polygon check failed for (polygon_layer.shp:1): the geometry is invalid" ) );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testSegmentLengthCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QVariantMap configuration;
configuration.insert( "minSegmentLength", 0.03 );
QgsGeometrySegmentLengthCheck check( testContext.first, configuration );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );
QCOMPARE( checkErrors.size(), 4 );
QVERIFY( searchCheckErrors( checkErrors, layers["point_layer.shp"] ).isEmpty() );
QVERIFY( searchCheckErrors( checkErrors, layers["line_layer.shp"], 3, QgsPointXY( 0.0753, 0.7921 ), QgsVertexId( 0, 0, 3 ), 0.0197 ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 2, QgsPointXY( 0.7807, 1.1009 ), QgsVertexId( 0, 0, 0 ), 0.0176 ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 10, QgsPointXY( -0.2819, 1.3553 ), QgsVertexId( 0, 0, 2 ), 0.0281 ).size() == 1 );
QVERIFY( searchCheckErrors( checkErrors, layers["polygon_layer.shp"], 11, QgsPointXY( -0.2819, 1.3553 ), QgsVertexId( 0, 0, 0 ), 0.0281 ).size() == 1 );
cleanupTestContext( testContext );
}
void TestQgsGeometryChecks::testSelfContactCheck()
{
QTemporaryDir dir;
QMap<QString, QString> layers;
layers.insert( "point_layer.shp", "" );
layers.insert( "line_layer.shp", "" );
layers.insert( "polygon_layer.shp", "" );
auto testContext = createTestContext( dir, layers );
// Test detection
QList<QgsGeometryCheckError *> checkErrors;
QStringList messages;
QgsGeometrySelfContactCheck check( testContext.first, QVariantMap() );
QgsFeedback feedback;
check.collectErrors( testContext.second, checkErrors, messages, &feedback );
listErrors( checkErrors, messages );