Skip to content
Permalink
Browse files

start tests

  • Loading branch information
nyalldawson committed Feb 21, 2021
1 parent ef78bf9 commit 30fac0375ec72d9f04794be9dc10e30593401aa2
Showing with 96 additions and 0 deletions.
  1. +96 −0 tests/src/analysis/testqgsgcptransformer.cpp
@@ -0,0 +1,96 @@
/***************************************************************************
testqgsgcptransformer.cpp
--------------------------------------
Date : February 2021
Copyright : (C) 2021 by Nyall Dawson
Email : nyall dot dawson 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 "qgsgcptransformer.h"
#include "qgsapplication.h"
#include "qgscoordinatereferencesystem.h"
#include "qgsrectangle.h"

#include <QDir>

#include <gdal.h>

class TestQgsGcpTransformer : public QObject
{
Q_OBJECT

QString SRC_FILE;
private slots:

void initTestCase()
{
GDALAllRegister();

SRC_FILE = QStringLiteral( TEST_DATA_DIR ) + "/float1-16.tif";

QgsApplication::init(); // needed for CRS database
}

void testLinear()
{
QgsLinearGeorefTransform transform;
transform.updateParametersFromGcps( QVector< QgsPointXY >() << QgsPointXY( 321210, 130280 )
<< QgsPointXY( 322698, 129979 )
<< QgsPointXY( 322501, 192061 )
<< QgsPointXY( 321803, 129198 ),
QVector< QgsPointXY >() << QgsPointXY( 288, -716 )
<< QgsPointXY( 2352, -1126 )
<< QgsPointXY( 2067, -2398 )
<< QgsPointXY( 1102, -2209 ) );

double x = 288;
double y = -71;
QVERIFY( transform.transform( x, y ) );
QGSCOMPARENEAR( x, 321212, 1 );
QGSCOMPARENEAR( y, 108597, 1 );
QVERIFY( transform.transform( x, y, true ) );
QGSCOMPARENEAR( x, 288, 1 );
QGSCOMPARENEAR( y, -71, 1 );

x = 2352;
y = -1126;
QVERIFY( transform.transform( x, y ) );
QGSCOMPARENEAR( x, 322702, 1 );
QGSCOMPARENEAR( y, 133775, 1 );
QVERIFY( transform.transform( x, y, true ) );
QGSCOMPARENEAR( x, 2352, 1 );
QGSCOMPARENEAR( y, -1126, 1 );

x = 2067;
y = -2398;
QVERIFY( transform.transform( x, y ) );
QGSCOMPARENEAR( x, 322496, 1 );
QGSCOMPARENEAR( y, 164131, 1 );
QVERIFY( transform.transform( x, y, true ) );
QGSCOMPARENEAR( x, 2067, 1 );
QGSCOMPARENEAR( y, -2398, 1 );

x = 1102;
y = -2209;
QVERIFY( transform.transform( x, y ) );
QGSCOMPARENEAR( x, 321800, 1 );
QGSCOMPARENEAR( y, 159620, 1 );
QVERIFY( transform.transform( x, y, true ) );
QGSCOMPARENEAR( x, 1102, 1 );
QGSCOMPARENEAR( y, -2209, 1 );
}

};

QGSTEST_MAIN( TestQgsGcpTransformer )

#include "testqgsgcptransformer.moc"

0 comments on commit 30fac03

Please sign in to comment.