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Diffstat (limited to 'tests/test_Float32Data2D.cpp')
| -rw-r--r-- | tests/test_Float32Data2D.cpp | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/tests/test_Float32Data2D.cpp b/tests/test_Float32Data2D.cpp new file mode 100644 index 0000000..54d642b --- /dev/null +++ b/tests/test_Float32Data2D.cpp @@ -0,0 +1,229 @@ +/* +----------------------------------------------------------------------- +Copyright 2012 iMinds-Vision Lab, University of Antwerp + +Contact: astra@ua.ac.be +Website: http://astra.ua.ac.be + + +This file is part of the +All Scale Tomographic Reconstruction Antwerp Toolbox ("ASTRA Toolbox"). + +The ASTRA Toolbox 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 3 of the License, or +(at your option) any later version. + +The ASTRA Toolbox is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with the ASTRA Toolbox. If not, see <http://www.gnu.org/licenses/>. + +----------------------------------------------------------------------- +$Id$ +*/ + + +#define BOOST_TEST_DYN_LINK +#include <boost/test/unit_test.hpp> +#include <boost/test/auto_unit_test.hpp> +#include <boost/test/test_case_template.hpp> +#include <boost/test/floating_point_comparison.hpp> + +#include "astra/Float32Data2D.h" + + +// Utility class to test Float32Data2D +class CTestFloat32Data2D : public astra::CFloat32Data2D { +public: + CTestFloat32Data2D(int _iWidth, int _iHeight) + { + m_bInitialized = _initialize(_iWidth, _iHeight); + } + CTestFloat32Data2D(int _iWidth, int _iHeight, const astra::float32* _pfData) + { + m_bInitialized = _initialize(_iWidth, _iHeight, _pfData); + } + + CTestFloat32Data2D(int _iWidth, int _iHeight, astra::float32 _fScalar) + { + m_bInitialized = _initialize(_iWidth, _iHeight, _fScalar); + } + + CTestFloat32Data2D() { } + +}; + + +struct TestFloat32Data2D { + static astra::float32 d[]; + TestFloat32Data2D() : data(2,2,d) + { + } + + ~TestFloat32Data2D() + { + } + + CTestFloat32Data2D data; +}; + +astra::float32 TestFloat32Data2D::d[] = { 1.0f, 2.0f, 3.0f, 4.0f }; + +BOOST_AUTO_TEST_CASE( testFloat32Data2D_Constructor1 ) +{ + CTestFloat32Data2D data(2,2); + + BOOST_REQUIRE( data.isInitialized() ); + + BOOST_CHECK( data.getWidth() == 2 ); + BOOST_CHECK( data.getHeight() == 2 ); + BOOST_CHECK( data.getSize() == 4 ); + BOOST_CHECK( data.getDimensionCount() == 2 ); + + BOOST_REQUIRE( data.getDataConst() != 0 ); + BOOST_REQUIRE( data.getData() != 0 ); + BOOST_REQUIRE( data.getData2D() != 0 ); + BOOST_REQUIRE( data.getData2DConst() != 0 ); + BOOST_REQUIRE( data.getData2D()[0] != 0 ); + BOOST_REQUIRE( data.getData2DConst()[0] != 0 ); + + data.setData(1.0f); + + // CHECKME: should this be necessary? + data.updateStatistics(); + + BOOST_CHECK( data.getGlobalMin() == 1.0f ); + BOOST_CHECK( data.getGlobalMax() == 1.0f ); + BOOST_CHECK( data.getGlobalMean() == 1.0f ); + + BOOST_CHECK( data.getData()[0] == 1.0f ); + BOOST_CHECK( data.getDataConst()[0] == 1.0f ); + BOOST_CHECK( data.getData2D()[0][0] == 1.0f ); + BOOST_CHECK( data.getData2DConst()[0][0] == 1.0f ); +} + +BOOST_AUTO_TEST_CASE( testFloat32Data2D_Constructor2 ) +{ + CTestFloat32Data2D data(2,2,1.5f); + + // CHECKME: should this be necessary? + data.updateStatistics(); + + BOOST_REQUIRE( data.isInitialized() ); + + BOOST_CHECK( data.getWidth() == 2 ); + BOOST_CHECK( data.getHeight() == 2 ); + BOOST_CHECK( data.getSize() == 4 ); + BOOST_CHECK( data.getDimensionCount() == 2 ); + + BOOST_REQUIRE( data.getDataConst() != 0 ); + BOOST_REQUIRE( data.getData() != 0 ); + BOOST_REQUIRE( data.getData2D() != 0 ); + BOOST_REQUIRE( data.getData2DConst() != 0 ); + BOOST_REQUIRE( data.getData2D()[0] != 0 ); + BOOST_REQUIRE( data.getData2DConst()[0] != 0 ); + + BOOST_CHECK( data.getGlobalMin() == 1.5f ); + BOOST_CHECK( data.getGlobalMax() == 1.5f ); + BOOST_CHECK( data.getGlobalMean() == 1.5f ); + + BOOST_CHECK( data.getData()[0] == 1.5f ); + BOOST_CHECK( data.getDataConst()[0] == 1.5f ); + BOOST_CHECK( data.getData2D()[0][0] == 1.5f ); + BOOST_CHECK( data.getData2DConst()[0][0] == 1.5f ); +} + +BOOST_AUTO_TEST_CASE( testFloat32Data2D_Constructor3 ) +{ + astra::float32 d[] = { 1.0f, 2.0f, 3.0f, 4.0f }; + CTestFloat32Data2D data(2,2,d); + + // CHECKME: should this be necessary? + data.updateStatistics(); + + BOOST_REQUIRE( data.isInitialized() ); + + BOOST_CHECK( data.getWidth() == 2 ); + BOOST_CHECK( data.getHeight() == 2 ); + BOOST_CHECK( data.getSize() == 4 ); + BOOST_CHECK( data.getDimensionCount() == 2 ); + + BOOST_REQUIRE( data.getDataConst() != 0 ); + BOOST_REQUIRE( data.getData() != 0 ); + BOOST_REQUIRE( data.getData2D() != 0 ); + BOOST_REQUIRE( data.getData2DConst() != 0 ); + BOOST_REQUIRE( data.getData2D()[0] != 0 ); + BOOST_REQUIRE( data.getData2DConst()[0] != 0 ); + + BOOST_CHECK( data.getGlobalMin() == 1.0f ); + BOOST_CHECK( data.getGlobalMax() == 4.0f ); + + BOOST_CHECK( data.getData()[0] == 1.0f ); + BOOST_CHECK( data.getDataConst()[0] == 1.0f ); + BOOST_CHECK( data.getData2D()[0][0] == 1.0f ); + BOOST_CHECK( data.getData2DConst()[0][0] == 1.0f ); + +} + +BOOST_FIXTURE_TEST_CASE( testFloat32Data2D_Operators, TestFloat32Data2D ) +{ + // Note: all operations below involve exactly representable floats, + // so there is no need to use epsilons in the checks + + data.updateStatistics(); + + // FIXME: should those be correct here? + BOOST_CHECK( data.getGlobalMin() == 1.0f ); + BOOST_CHECK( data.getGlobalMax() == 4.0f ); + BOOST_CHECK( data.getGlobalMean() == 2.5f ); + + data *= 2.0f; + + BOOST_CHECK( data.getDataConst()[0] == 2.0f ); + BOOST_CHECK( data.getDataConst()[3] == 8.0f ); + + data /= 0.5f; + + BOOST_CHECK( data.getDataConst()[0] == 4.0f ); + BOOST_CHECK( data.getDataConst()[3] == 16.0f ); + + astra::float32 d[] = { 1.0f, 2.0f, 3.0f, 4.0f }; + CTestFloat32Data2D data2(2,2,d); + + data += data2; + + BOOST_CHECK( data.getDataConst()[0] == 5.0f ); + BOOST_CHECK( data.getDataConst()[3] == 20.0f ); + + data *= data2; + + BOOST_CHECK( data.getDataConst()[0] == 5.0f ); + BOOST_CHECK( data.getDataConst()[3] == 80.0f ); + + data -= data2; + BOOST_CHECK( data.getDataConst()[0] == 4.0f ); + BOOST_CHECK( data.getDataConst()[3] == 76.0f ); + + data += 0.5f; + BOOST_CHECK( data.getDataConst()[0] == 4.5f ); + BOOST_CHECK( data.getDataConst()[3] == 76.5f ); + + data -= 0.5f; + BOOST_CHECK( data.getDataConst()[0] == 4.0f ); + BOOST_CHECK( data.getDataConst()[3] == 76.0f ); +} + +BOOST_FIXTURE_TEST_CASE( testFloat32Data2D_Update, TestFloat32Data2D ) +{ + data.getData()[2] = 42.0f; + data.getData()[1] = -37.0f; + data.updateStatistics(); + + BOOST_CHECK( data.getGlobalMin() == -37.0f ); + BOOST_CHECK( data.getGlobalMax() == 42.0f ); + BOOST_CHECK( data.getGlobalMean() == 2.5f ); +} |