1 //=================================================================================================
2 /*!
3 //  \file blazetest/mathtest/views/submatrix/DenseUnalignedTest.h
4 //  \brief Header file for the Submatrix dense unaligned test
5 //
6 //  Copyright (C) 2012-2020 Klaus Iglberger - All Rights Reserved
7 //
8 //  This file is part of the Blaze library. You can redistribute it and/or modify it under
9 //  the terms of the New (Revised) BSD License. Redistribution and use in source and binary
10 //  forms, with or without modification, are permitted provided that the following conditions
11 //  are met:
12 //
13 //  1. Redistributions of source code must retain the above copyright notice, this list of
14 //     conditions and the following disclaimer.
15 //  2. Redistributions in binary form must reproduce the above copyright notice, this list
16 //     of conditions and the following disclaimer in the documentation and/or other materials
17 //     provided with the distribution.
18 //  3. Neither the names of the Blaze development group nor the names of its contributors
19 //     may be used to endorse or promote products derived from this software without specific
20 //     prior written permission.
21 //
22 //  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
23 //  EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 //  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
25 //  SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 //  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
27 //  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
28 //  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 //  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
30 //  ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
31 //  DAMAGE.
32 */
33 //=================================================================================================
34 
35 #ifndef _BLAZETEST_MATHTEST_VIEWS_SUBMATRIX_DENSEUNALIGNEDTEST_H_
36 #define _BLAZETEST_MATHTEST_VIEWS_SUBMATRIX_DENSEUNALIGNEDTEST_H_
37 
38 
39 //*************************************************************************************************
40 // Includes
41 //*************************************************************************************************
42 
43 #include <sstream>
44 #include <stdexcept>
45 #include <string>
46 #include <blaze/math/constraints/DenseMatrix.h>
47 #include <blaze/math/DynamicMatrix.h>
48 #include <blaze/math/Submatrix.h>
49 #include <blazetest/system/Types.h>
50 
51 
52 namespace blazetest {
53 
54 namespace mathtest {
55 
56 namespace views {
57 
58 namespace submatrix {
59 
60 //=================================================================================================
61 //
62 //  CLASS DEFINITION
63 //
64 //=================================================================================================
65 
66 //*************************************************************************************************
67 /*!\brief Auxiliary class for all tests of the dense unaligned Submatrix specialization.
68 //
69 // This class represents a test suite for the blaze::Submatrix class template specialization for
70 // dense unaligned submatrices. It performs a series of both compile time as well as runtime tests.
71 */
72 class DenseUnalignedTest
73 {
74  public:
75    //**Constructors********************************************************************************
76    /*!\name Constructors */
77    //@{
78    explicit DenseUnalignedTest();
79    // No explicitly declared copy constructor.
80    //@}
81    //**********************************************************************************************
82 
83    //**Destructor**********************************************************************************
84    // No explicitly declared destructor.
85    //**********************************************************************************************
86 
87  private:
88    //**Test functions******************************************************************************
89    /*!\name Test functions */
90    //@{
91    void testConstructors();
92    void testAssignment();
93    void testAddAssign();
94    void testSubAssign();
95    void testSchurAssign();
96    void testMultAssign();
97    void testScaling();
98    void testFunctionCall();
99    void testIterator();
100    void testNonZeros();
101    void testReset();
102    void testClear();
103    void testTranspose();
104    void testCTranspose();
105    void testIsDefault();
106    void testIsSame();
107    void testSubmatrix();
108    void testRow();
109    void testRows();
110    void testColumn();
111    void testColumns();
112    void testBand();
113 
114    template< typename Type >
115    void checkRows( const Type& matrix, size_t expectedRows ) const;
116 
117    template< typename Type >
118    void checkColumns( const Type& matrix, size_t expectedColumns ) const;
119 
120    template< typename Type >
121    void checkNonZeros( const Type& matrix, size_t expectedNonZeros ) const;
122 
123    template< typename Type >
124    void checkNonZeros( const Type& matrix, size_t index, size_t expectedNonZeros ) const;
125    //@}
126    //**********************************************************************************************
127 
128    //**Utility functions***************************************************************************
129    /*!\name Utility functions */
130    //@{
131    void initialize();
132    //@}
133    //**********************************************************************************************
134 
135    //**Type definitions****************************************************************************
136    using MT   = blaze::DynamicMatrix<int,blaze::rowMajor>;  //!< Row-major dynamic matrix type
137    using OMT  = MT::OppositeType;                           //!< Column-major dynamic matrix type
138    using SMT  = blaze::Submatrix<MT>;                       //!< Dense submatrix type for row-major matrices.
139    using OSMT = blaze::Submatrix<OMT>;                      //!< Dense submatrix type for column-major matrices.
140    //**********************************************************************************************
141 
142    //**Member variables****************************************************************************
143    /*!\name Member variables */
144    //@{
145    MT  mat_;   //!< Row-major dynamic matrix.
146                /*!< The \f$ 5 \times 4 \f$ matrix is initialized as
147                     \f[\left(\begin{array}{*{4}{c}}
148                      0 &  0 &  0 &  0 \\
149                      0 &  1 &  0 &  0 \\
150                     -2 &  0 & -3 &  0 \\
151                      0 &  4 &  5 & -6 \\
152                      7 & -8 &  9 & 10 \\
153                     \end{array}\right)\f]. */
154    OMT tmat_;  //!< Column-major dynamic matrix.
155                /*!< The \f$ 4 \times 5 \f$ matrix is initialized as
156                     \f[\left(\begin{array}{*{4}{c}}
157                      0 &  0 & -2 &  0 &  7 \\
158                      0 &  1 &  0 &  4 & -8 \\
159                      0 &  0 & -3 &  5 &  9 \\
160                      0 &  0 &  0 & -6 & 10 \\
161                     \end{array}\right)\f]. */
162 
163    std::string test_;  //!< Label of the currently performed test.
164    //@}
165    //**********************************************************************************************
166 
167    //**Compile time checks*************************************************************************
168    /*! \cond BLAZE_INTERNAL */
169    BLAZE_CONSTRAINT_MUST_BE_DENSE_MATRIX_TYPE( MT   );
170    BLAZE_CONSTRAINT_MUST_BE_DENSE_MATRIX_TYPE( OMT  );
171    BLAZE_CONSTRAINT_MUST_BE_DENSE_MATRIX_TYPE( SMT  );
172    BLAZE_CONSTRAINT_MUST_BE_DENSE_MATRIX_TYPE( OSMT );
173    /*! \endcond */
174    //**********************************************************************************************
175 };
176 //*************************************************************************************************
177 
178 
179 
180 
181 //=================================================================================================
182 //
183 //  TEST FUNCTIONS
184 //
185 //=================================================================================================
186 
187 //*************************************************************************************************
188 /*!\brief Checking the number of rows of the given dense matrix.
189 //
190 // \param matrix The dense matrix to be checked.
191 // \param expectedRows The expected number of rows of the dense matrix.
192 // \return void
193 // \exception std::runtime_error Error detected.
194 //
195 // This function checks the number of rows of the given dense matrix. In case the
196 // actual number of rows does not correspond to the given expected number of rows, a
197 // \a std::runtime_error exception is thrown.
198 */
199 template< typename Type >  // Type of the dense matrix
checkRows(const Type & matrix,size_t expectedRows)200 void DenseUnalignedTest::checkRows( const Type& matrix, size_t expectedRows ) const
201 {
202    if( rows( matrix ) != expectedRows ) {
203       std::ostringstream oss;
204       oss << " Test: " << test_ << "\n"
205           << " Error: Invalid number of rows detected\n"
206           << " Details:\n"
207           << "   Number of rows         : " << rows( matrix ) << "\n"
208           << "   Expected number of rows: " << expectedRows << "\n";
209       throw std::runtime_error( oss.str() );
210    }
211 }
212 //*************************************************************************************************
213 
214 
215 //*************************************************************************************************
216 /*!\brief Checking the number of columns of the given dense matrix.
217 //
218 // \param matrix The dense matrix to be checked.
219 // \param expectedColumns The expected number of columns of the dense matrix.
220 // \return void
221 // \exception std::runtime_error Error detected.
222 //
223 // This function checks the number of columns of the given dense matrix. In case the
224 // actual number of columns does not correspond to the given expected number of columns,
225 // a \a std::runtime_error exception is thrown.
226 */
227 template< typename Type >  // Type of the dense matrix
checkColumns(const Type & matrix,size_t expectedColumns)228 void DenseUnalignedTest::checkColumns( const Type& matrix, size_t expectedColumns ) const
229 {
230    if( columns( matrix ) != expectedColumns ) {
231       std::ostringstream oss;
232       oss << " Test: " << test_ << "\n"
233           << " Error: Invalid number of columns detected\n"
234           << " Details:\n"
235           << "   Number of columns         : " << columns( matrix ) << "\n"
236           << "   Expected number of columns: " << expectedColumns << "\n";
237       throw std::runtime_error( oss.str() );
238    }
239 }
240 //*************************************************************************************************
241 
242 
243 //*************************************************************************************************
244 /*!\brief Checking the number of non-zero elements of the given dense matrix.
245 //
246 // \param matrix The dense matrix to be checked.
247 // \param expectedNonZeros The expected number of non-zero elements of the dense matrix.
248 // \return void
249 // \exception std::runtime_error Error detected.
250 //
251 // This function checks the number of non-zero elements of the given dense matrix. In
252 // case the actual number of non-zero elements does not correspond to the given expected
253 // number, a \a std::runtime_error exception is thrown.
254 */
255 template< typename Type >  // Type of the dense matrix
checkNonZeros(const Type & matrix,size_t expectedNonZeros)256 void DenseUnalignedTest::checkNonZeros( const Type& matrix, size_t expectedNonZeros ) const
257 {
258    if( nonZeros( matrix ) != expectedNonZeros ) {
259       std::ostringstream oss;
260       oss << " Test: " << test_ << "\n"
261           << " Error: Invalid number of non-zero elements\n"
262           << " Details:\n"
263           << "   Number of non-zeros         : " << nonZeros( matrix ) << "\n"
264           << "   Expected number of non-zeros: " << expectedNonZeros << "\n";
265       throw std::runtime_error( oss.str() );
266    }
267 
268    if( capacity( matrix ) < nonZeros( matrix ) ) {
269       std::ostringstream oss;
270       oss << " Test: " << test_ << "\n"
271           << " Error: Invalid capacity detected\n"
272           << " Details:\n"
273           << "   Number of non-zeros: " << nonZeros( matrix ) << "\n"
274           << "   Capacity           : " << capacity( matrix ) << "\n";
275       throw std::runtime_error( oss.str() );
276    }
277 }
278 //*************************************************************************************************
279 
280 
281 //*************************************************************************************************
282 /*!\brief Checking the number of non-zero elements in a specific row/column of the given dense matrix.
283 //
284 // \param matrix The dense matrix to be checked.
285 // \param index The row/column to be checked.
286 // \param expectedNonZeros The expected number of non-zero elements in the specified row/column.
287 // \return void
288 // \exception std::runtime_error Error detected.
289 //
290 // This function checks the number of non-zero elements in the specified row/column of the
291 // given dense matrix. In case the actual number of non-zero elements does not correspond
292 // to the given expected number, a \a std::runtime_error exception is thrown.
293 */
294 template< typename Type >  // Type of the dense matrix
checkNonZeros(const Type & matrix,size_t index,size_t expectedNonZeros)295 void DenseUnalignedTest::checkNonZeros( const Type& matrix, size_t index, size_t expectedNonZeros ) const
296 {
297    if( nonZeros( matrix, index ) != expectedNonZeros ) {
298       std::ostringstream oss;
299       oss << " Test: " << test_ << "\n"
300           << " Error: Invalid number of non-zero elements in "
301           << ( blaze::IsRowMajorMatrix<Type>::value ? "row " : "column " ) << index << "\n"
302           << " Details:\n"
303           << "   Number of non-zeros         : " << nonZeros( matrix, index ) << "\n"
304           << "   Expected number of non-zeros: " << expectedNonZeros << "\n";
305       throw std::runtime_error( oss.str() );
306    }
307 
308    if( capacity( matrix, index ) < nonZeros( matrix, index ) ) {
309       std::ostringstream oss;
310       oss << " Test: " << test_ << "\n"
311           << " Error: Invalid capacity detected in "
312           << ( blaze::IsRowMajorMatrix<Type>::value ? "row " : "column " ) << index << "\n"
313           << " Details:\n"
314           << "   Number of non-zeros: " << nonZeros( matrix, index ) << "\n"
315           << "   Capacity           : " << capacity( matrix, index ) << "\n";
316       throw std::runtime_error( oss.str() );
317    }
318 }
319 //*************************************************************************************************
320 
321 
322 
323 
324 //=================================================================================================
325 //
326 //  GLOBAL TEST FUNCTIONS
327 //
328 //=================================================================================================
329 
330 //*************************************************************************************************
331 /*!\brief Testing the functionality of the dense unaligned Submatrix specialization.
332 //
333 // \return void
334 */
runTest()335 void runTest()
336 {
337    DenseUnalignedTest();
338 }
339 //*************************************************************************************************
340 
341 
342 
343 
344 //=================================================================================================
345 //
346 //  MACRO DEFINITIONS
347 //
348 //=================================================================================================
349 
350 //*************************************************************************************************
351 /*! \cond BLAZE_INTERNAL */
352 /*!\brief Macro for the execution of the Submatrix dense unaligned test.
353 */
354 #define RUN_SUBMATRIX_DENSEUNALIGNED_TEST \
355    blazetest::mathtest::views::submatrix::runTest()
356 /*! \endcond */
357 //*************************************************************************************************
358 
359 } // namespace submatrix
360 
361 } // namespace views
362 
363 } // namespace mathtest
364 
365 } // namespace blazetest
366 
367 #endif
368