Intrepid
test_01.cpp
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4// Intrepid Package
5// Copyright (2007) Sandia Corporation
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38// Denis Ridzal (dridzal@sandia.gov), or
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43
50#include "Intrepid_HGRAD_LINE_Cn_FEM.hpp"
55#include "Teuchos_oblackholestream.hpp"
56#include "Teuchos_RCP.hpp"
57#include "Teuchos_GlobalMPISession.hpp"
58
59using namespace std;
60using namespace Intrepid;
61
62#define INTREPID_TEST_COMMAND( S , throwCounter, nException ) \
63{ \
64 ++nException; \
65 try { \
66 S ; \
67 } \
68 catch (const std::logic_error & err) { \
69 ++throwCounter; \
70 *outStream << "Expected Error " << nException << " -------------------------------------------------------------\n"; \
71 *outStream << err.what() << '\n'; \
72 *outStream << "-------------------------------------------------------------------------------" << "\n\n"; \
73 }; \
74}
75
76
77int main(int argc, char *argv[]) {
78
79 Teuchos::GlobalMPISession mpiSession(&argc, &argv);
80
81 // This little trick lets us print to std::cout only if
82 // a (dummy) command-line argument is provided.
83 int iprint = argc - 1;
84 Teuchos::RCP<std::ostream> outStream;
85 Teuchos::oblackholestream bhs; // outputs nothing
86 if (iprint > 0)
87 outStream = Teuchos::rcp(&std::cout, false);
88 else
89 outStream = Teuchos::rcp(&bhs, false);
90
91 // Save the format state of the original std::cout.
92 Teuchos::oblackholestream oldFormatState;
93 oldFormatState.copyfmt(std::cout);
94
95 *outStream \
96 << "===============================================================================\n" \
97 << "| |\n" \
98 << "| Unit Test (Basis_HGRAD_LINE_Cn_FEM) |\n" \
99 << "| |\n" \
100 << "| 1) Conversion of Dof tags into Dof ordinals and back |\n" \
101 << "| 2) Basis values for VALUE, GRAD, CURL, and Dk operators |\n" \
102 << "| |\n" \
103 << "| Questions? Contact Pavel Bochev (pbboche@sandia.gov), |\n" \
104 << "| Denis Ridzal (dridzal@sandia.gov), |\n" \
105 << "| Kara Peterson (kjpeter@sandia.gov). |\n" \
106 << "| |\n" \
107 << "| Intrepid's website: http://trilinos.sandia.gov/packages/intrepid |\n" \
108 << "| Trilinos website: http://trilinos.sandia.gov |\n" \
109 << "| |\n" \
110 << "===============================================================================\n"\
111 << "| TEST 1: Basis creation, exception testing |\n"\
112 << "===============================================================================\n";
113
114
115 // Define basis and error flag
116 shards::CellTopology line(shards::getCellTopologyData< shards::Line<> >()); // create cell topology
117 const int deg = 5;
118
119 // get the points for the basis
121 PointTools::getLattice<double,FieldContainer<double> >(pts,line,deg);
122
124 int errorFlag = 0;
125
126 // Initialize throw counter for exception testing
127 int nException = 0;
128 int throwCounter = 0;
129
130 // Define array containing vertices of the reference Line and a few other points
131 int numIntervals = 100;
132 FieldContainer<double> lineNodes(numIntervals+1, 1);
133 for (int i=0; i<numIntervals+1; i++) {
134 lineNodes(i,0) = -1.0+(2.0*(double)i)/(double)numIntervals;
135 }
136
137 // Generic array for the output values; needs to be properly resized depending on the operator type
139
140 try{
141 // exception #1: DIV cannot be applied to scalar functions
142 // resize vals to rank-2 container with dimensions (num. points, num. basis functions)
143 vals.resize(lineBasis.getCardinality(), lineNodes.dimension(0) );
144 //INTREPID_TEST_COMMAND( lineBasis.getValues(vals, lineNodes, OPERATOR_DIV), throwCounter, nException );
145
146 // Exceptions 1-5: all bf tags/bf Ids below are wrong and should cause getDofOrdinal() and
147 // getDofTag() to access invalid array elements thereby causing bounds check exception
148 // exception #1
149 INTREPID_TEST_COMMAND( lineBasis.getDofOrdinal(2,0,0), throwCounter, nException );
150 // exception #2
151 INTREPID_TEST_COMMAND( lineBasis.getDofOrdinal(1,1,1), throwCounter, nException );
152 // exception #3
153 INTREPID_TEST_COMMAND( lineBasis.getDofOrdinal(1,0,7), throwCounter, nException );
154 // exception #4
155 INTREPID_TEST_COMMAND( lineBasis.getDofTag(6), throwCounter, nException );
156 // exception #5
157 INTREPID_TEST_COMMAND( lineBasis.getDofTag(-1), throwCounter, nException );
158 // not an exception
159 INTREPID_TEST_COMMAND( lineBasis.getDofTag(5), throwCounter, nException ); --nException;
160
161#ifdef HAVE_INTREPID_DEBUG
162 // Exceptions 6-14 test exception handling with incorrectly dimensioned input/output arrays
163 // exception #6: input points array must be of rank-2
164 FieldContainer<double> badPoints1(4, 5, 3);
165 INTREPID_TEST_COMMAND( lineBasis.getValues(vals, badPoints1, OPERATOR_VALUE), throwCounter, nException );
166
167 // exception #7: dimension 1 in the input point array must equal space dimension of the cell
168 FieldContainer<double> badPoints2(4, 3);
169 INTREPID_TEST_COMMAND( lineBasis.getValues(vals, badPoints2, OPERATOR_VALUE), throwCounter, nException );
170
171 // exception #8: output values must be of rank-2 for OPERATOR_VALUE
172 FieldContainer<double> badVals1(4, 3, 1);
173 INTREPID_TEST_COMMAND( lineBasis.getValues(badVals1, lineNodes, OPERATOR_VALUE), throwCounter, nException );
174
175 // exception #9: output values must be of rank-3 for OPERATOR_GRAD
176 FieldContainer<double> badVals2(4, 3);
177 INTREPID_TEST_COMMAND( lineBasis.getValues(badVals2, lineNodes, OPERATOR_GRAD), throwCounter, nException );
178
179 // exception #10: output values must be of rank-2 for OPERATOR_D1
180 INTREPID_TEST_COMMAND( lineBasis.getValues(badVals2, lineNodes, OPERATOR_D1), throwCounter, nException );
181
182 // exception #11: incorrect 0th dimension of output array (must equal number of basis functions)
183 FieldContainer<double> badVals3(lineBasis.getCardinality() + 1, lineNodes.dimension(0));
184 INTREPID_TEST_COMMAND( lineBasis.getValues(badVals3, lineNodes, OPERATOR_VALUE), throwCounter, nException );
185
186 // exception #12: incorrect 1st dimension of output array (must equal number of points)
187 FieldContainer<double> badVals4(lineBasis.getCardinality(), lineNodes.dimension(0) + 1);
188 INTREPID_TEST_COMMAND( lineBasis.getValues(badVals4, lineNodes, OPERATOR_VALUE), throwCounter, nException );
189
190 // exception #13: incorrect 2nd dimension of output array (must equal spatial dimension)
191 FieldContainer<double> badVals5(lineBasis.getCardinality(), lineNodes.dimension(0), 2);
192 INTREPID_TEST_COMMAND( lineBasis.getValues(badVals5, lineNodes, OPERATOR_GRAD), throwCounter, nException );
193
194
195 // not an exception
196 FieldContainer<double> goodVals2(lineBasis.getCardinality(), lineNodes.dimension(0));
197 INTREPID_TEST_COMMAND( lineBasis.getValues(goodVals2, lineNodes, OPERATOR_VALUE), throwCounter, nException ); --nException;
198#endif
199
200 }
201 catch (const std::logic_error & err) {
202 *outStream << "UNEXPECTED ERROR !!! ----------------------------------------------------------\n";
203 *outStream << err.what() << '\n';
204 *outStream << "-------------------------------------------------------------------------------" << "\n\n";
205 errorFlag = -1000;
206 };
207
208 // Check if number of thrown exceptions matches the one we expect
209 if (throwCounter != nException) {
210 errorFlag++;
211 *outStream << std::setw(70) << "FAILURE! Incorrect number of exceptions." << "\n";
212 }
213
214 *outStream \
215 << "\n"
216 << "===============================================================================\n" \
217 << "| TEST 2: correctness of basis function values |\n" \
218 << "===============================================================================\n";
219 outStream -> precision(20);
220
221
222 try {
223 // Check Kronecker property for Lagrange polynomials.
224 int maxorder = 4;
225
226 for (int ordi=1; ordi <= maxorder; ordi++) {
228 PointTools::getLattice<double,FieldContainer<double> >(pts,line,ordi);
230 FieldContainer<double> vals(lineBasis.getCardinality(),pts.dimension(0));
231 lineBasis.getValues(vals,pts,OPERATOR_VALUE);
232 for (int i=0;i<lineBasis.getCardinality();i++) {
233 for (int j=0;j<pts.dimension(0);j++) {
234 if ( i==j && std::abs( vals(i,j) - 1.0 ) > INTREPID_TOL ) {
235 errorFlag++;
236 *outStream << std::setw(70) << "^^^^----FAILURE!" << "\n";
237 *outStream << " Basis function " << i << " does not have unit value at its node\n";
238 }
239 if ( i!=j && std::abs( vals(i,j) ) > INTREPID_TOL ) {
240 errorFlag++;
241 *outStream << std::setw(70) << "^^^^----FAILURE!" << "\n";
242 *outStream << " Basis function " << i << " does not vanish at node " << j << "\n";
243 }
244 }
245 }
246 }
247 }
248 // Catch unexpected errors
249 catch (const std::logic_error & err) {
250 *outStream << err.what() << "\n\n";
251 errorFlag = -1000;
252 };
253
254 if (errorFlag != 0)
255 std::cout << "End Result: TEST FAILED\n";
256 else
257 std::cout << "End Result: TEST PASSED\n";
258
259 // reset format state of std::cout
260 std::cout.copyfmt(oldFormatState);
261
262 return errorFlag;
263}
Header file for utility class to provide array tools, such as tensor contractions,...
Header file for the abstract base class Intrepid::DefaultCubatureFactory.
Header file for utility class to provide multidimensional containers.
Header file for the Intrepid::FunctionSpaceTools class.
Header file for utility class to provide point tools, such as barycentric coordinates,...
Implementation of the locally H(grad)-compatible FEM basis of variable order on the [-1,...
Implementation of a templated lexicographical container for a multi-indexed scalar quantity....
void resize(const int dim0)
Resizes FieldContainer to a rank-1 container with the specified dimension, initialized by 0.
static int getLatticeSize(const shards::CellTopology &cellType, const int order, const int offset=0)
Computes the number of points in a lattice of a given order on a simplex (currently disabled for othe...