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37 * Tests selection parsing and compilation.
39 * \author Teemu Murtola <teemu.murtola@gmail.com>
40 * \ingroup module_selection
42 #include <gtest/gtest.h>
44 #include "gromacs/options/basicoptions.h"
45 #include "gromacs/options/options.h"
46 #include "gromacs/selection/indexutil.h"
47 #include "gromacs/selection/selectioncollection.h"
48 #include "gromacs/selection/selection.h"
49 #include "gromacs/utility/arrayref.h"
50 #include "gromacs/utility/exceptions.h"
51 #include "gromacs/utility/flags.h"
52 #include "gromacs/utility/gmxregex.h"
53 #include "gromacs/utility/stringutil.h"
55 #include "testutils/refdata.h"
56 #include "testutils/testasserts.h"
57 #include "testutils/testfilemanager.h"
58 #include "testutils/testoptions.h"
65 /********************************************************************
66 * Test fixture for selection testing
69 class SelectionCollectionTest : public ::testing::Test
72 static int s_debugLevel;
74 SelectionCollectionTest();
75 ~SelectionCollectionTest();
77 void setAtomCount(int natoms)
79 ASSERT_NO_THROW_GMX(sc_.setTopology(NULL, natoms));
81 void loadTopology(const char *filename);
83 void loadIndexGroups(const char *filename);
85 gmx::test::TopologyManager topManager_;
86 gmx::SelectionCollection sc_;
87 gmx::SelectionList sel_;
90 gmx_ana_indexgrps_t *grps_;
93 int SelectionCollectionTest::s_debugLevel = 0;
95 // \cond/\endcond do not seem to work here with Doxygen 1.8.5 parser.
97 GMX_TEST_OPTIONS(SelectionCollectionTestOptions, options)
99 options->addOption(gmx::IntegerOption("seldebug")
100 .store(&SelectionCollectionTest::s_debugLevel)
101 .description("Set selection debug level"));
105 SelectionCollectionTest::SelectionCollectionTest()
106 : top_(NULL), frame_(NULL), grps_(NULL)
108 topManager_.requestFrame();
109 sc_.setDebugLevel(s_debugLevel);
110 sc_.setReferencePosType("atom");
111 sc_.setOutputPosType("atom");
114 SelectionCollectionTest::~SelectionCollectionTest()
118 gmx_ana_indexgrps_free(grps_);
123 SelectionCollectionTest::loadTopology(const char *filename)
125 topManager_.loadTopology(filename);
130 SelectionCollectionTest::setTopology()
132 top_ = topManager_.topology();
133 frame_ = topManager_.frame();
135 ASSERT_NO_THROW_GMX(sc_.setTopology(top_, -1));
139 SelectionCollectionTest::loadIndexGroups(const char *filename)
141 GMX_RELEASE_ASSERT(grps_ == NULL,
142 "External groups can only be loaded once");
143 std::string fullpath =
144 gmx::test::TestFileManager::getInputFilePath(filename);
145 gmx_ana_indexgrps_init(&grps_, NULL, fullpath.c_str());
146 sc_.setIndexGroups(grps_);
150 /********************************************************************
151 * Test fixture for selection testing with reference data
154 class SelectionCollectionDataTest : public SelectionCollectionTest
159 efTestEvaluation = 1<<0,
160 efTestPositionAtoms = 1<<1,
161 efTestPositionCoordinates = 1<<2,
162 efTestPositionMapping = 1<<3,
163 efTestPositionMasses = 1<<4,
164 efTestPositionCharges = 1<<5,
165 efTestSelectionNames = 1<<6,
166 efDontTestCompiledAtoms = 1<<8
168 typedef gmx::FlagsTemplate<TestFlag> TestFlags;
170 SelectionCollectionDataTest()
171 : checker_(data_.rootChecker()), count_(0), framenr_(0)
175 void setFlags(TestFlags flags) { flags_ = flags; }
177 void runParser(const gmx::ConstArrayRef<const char *> &selections);
180 void runEvaluateFinal();
182 void runTest(int natoms,
183 const gmx::ConstArrayRef<const char *> &selections);
184 void runTest(const char *filename,
185 const gmx::ConstArrayRef<const char *> &selections);
188 static void checkSelection(gmx::test::TestReferenceChecker *checker,
189 const gmx::Selection &sel, TestFlags flags);
191 void checkCompiled();
193 gmx::test::TestReferenceData data_;
194 gmx::test::TestReferenceChecker checker_;
202 SelectionCollectionDataTest::checkSelection(
203 gmx::test::TestReferenceChecker *checker,
204 const gmx::Selection &sel, TestFlags flags)
206 using gmx::test::TestReferenceChecker;
209 gmx::ConstArrayRef<int> atoms = sel.atomIndices();
210 checker->checkSequence(atoms.begin(), atoms.end(), "Atoms");
212 if (flags.test(efTestPositionAtoms)
213 || flags.test(efTestPositionCoordinates)
214 || flags.test(efTestPositionMapping)
215 || flags.test(efTestPositionMasses)
216 || flags.test(efTestPositionCharges))
218 TestReferenceChecker compound(
219 checker->checkSequenceCompound("Positions", sel.posCount()));
220 for (int i = 0; i < sel.posCount(); ++i)
222 TestReferenceChecker poscompound(compound.checkCompound("Position", NULL));
223 const gmx::SelectionPosition &p = sel.position(i);
224 if (flags.test(efTestPositionAtoms))
226 gmx::ConstArrayRef<int> atoms = p.atomIndices();
227 poscompound.checkSequence(atoms.begin(), atoms.end(), "Atoms");
229 if (flags.test(efTestPositionCoordinates))
231 poscompound.checkVector(p.x(), "Coordinates");
233 if (flags.test(efTestPositionMapping))
235 poscompound.checkInteger(p.refId(), "RefId");
236 poscompound.checkInteger(p.mappedId(), "MappedId");
238 if (flags.test(efTestPositionMasses))
240 poscompound.checkReal(p.mass(), "Mass");
242 if (flags.test(efTestPositionCharges))
244 poscompound.checkReal(p.charge(), "Charge");
252 SelectionCollectionDataTest::runParser(
253 const gmx::ConstArrayRef<const char *> &selections)
255 using gmx::test::TestReferenceChecker;
257 TestReferenceChecker compound(checker_.checkCompound("ParsedSelections", "Parsed"));
260 for (size_t i = 0; i < selections.size(); ++i)
262 SCOPED_TRACE(std::string("Parsing selection \"")
263 + selections[i] + "\"");
264 gmx::SelectionList result;
265 ASSERT_NO_THROW_GMX(result = sc_.parseFromString(selections[i]));
266 sel_.insert(sel_.end(), result.begin(), result.end());
267 if (sel_.size() == count_)
269 std::string id = gmx::formatString("Variable%d", static_cast<int>(varcount + 1));
270 TestReferenceChecker varcompound(
271 compound.checkCompound("ParsedVariable", id.c_str()));
272 varcompound.checkString(selections[i], "Input");
277 std::string id = gmx::formatString("Selection%d", static_cast<int>(count_ + 1));
278 TestReferenceChecker selcompound(
279 compound.checkCompound("ParsedSelection", id.c_str()));
280 selcompound.checkString(selections[i], "Input");
281 if (flags_.test(efTestSelectionNames))
283 selcompound.checkString(sel_[count_].name(), "Name");
285 selcompound.checkString(sel_[count_].selectionText(), "Text");
286 selcompound.checkBoolean(sel_[count_].isDynamic(), "Dynamic");
294 SelectionCollectionDataTest::runCompiler()
296 ASSERT_NO_THROW_GMX(sc_.compile());
297 ASSERT_EQ(count_, sel_.size());
303 SelectionCollectionDataTest::checkCompiled()
305 using gmx::test::TestReferenceChecker;
306 const TestFlags mask = ~TestFlags(efTestPositionCoordinates);
308 TestReferenceChecker compound(checker_.checkCompound("CompiledSelections", "Compiled"));
309 for (size_t i = 0; i < count_; ++i)
311 SCOPED_TRACE(std::string("Checking selection \"") +
312 sel_[i].selectionText() + "\"");
313 std::string id = gmx::formatString("Selection%d", static_cast<int>(i + 1));
314 TestReferenceChecker selcompound(
315 compound.checkCompound("Selection", id.c_str()));
316 if (flags_.test(efTestSelectionNames))
318 selcompound.checkString(sel_[i].name(), "Name");
320 if (!flags_.test(efDontTestCompiledAtoms))
322 checkSelection(&selcompound, sel_[i], flags_ & mask);
329 SelectionCollectionDataTest::runEvaluate()
331 using gmx::test::TestReferenceChecker;
334 ASSERT_NO_THROW_GMX(sc_.evaluate(frame_, NULL));
335 std::string frame = gmx::formatString("Frame%d", framenr_);
336 TestReferenceChecker compound(
337 checker_.checkCompound("EvaluatedSelections", frame.c_str()));
338 for (size_t i = 0; i < count_; ++i)
340 SCOPED_TRACE(std::string("Checking selection \"") +
341 sel_[i].selectionText() + "\"");
342 std::string id = gmx::formatString("Selection%d", static_cast<int>(i + 1));
343 TestReferenceChecker selcompound(
344 compound.checkCompound("Selection", id.c_str()));
345 checkSelection(&selcompound, sel_[i], flags_);
351 SelectionCollectionDataTest::runEvaluateFinal()
353 ASSERT_NO_THROW_GMX(sc_.evaluateFinal(framenr_));
359 SelectionCollectionDataTest::runTest(
360 int natoms, const gmx::ConstArrayRef<const char *> &selections)
362 ASSERT_NO_FATAL_FAILURE(runParser(selections));
363 ASSERT_NO_FATAL_FAILURE(setAtomCount(natoms));
364 ASSERT_NO_FATAL_FAILURE(runCompiler());
369 SelectionCollectionDataTest::runTest(
370 const char *filename, const gmx::ConstArrayRef<const char *> &selections)
372 ASSERT_NO_FATAL_FAILURE(runParser(selections));
373 ASSERT_NO_FATAL_FAILURE(loadTopology(filename));
374 ASSERT_NO_FATAL_FAILURE(runCompiler());
375 if (flags_.test(efTestEvaluation))
377 ASSERT_NO_FATAL_FAILURE(runEvaluate());
378 ASSERT_NO_FATAL_FAILURE(runEvaluateFinal());
383 /********************************************************************
384 * Tests for SelectionCollection functionality without reference data
387 TEST_F(SelectionCollectionTest, HandlesNoSelections)
389 EXPECT_FALSE(sc_.requiresTopology());
390 EXPECT_NO_THROW_GMX(sc_.compile());
393 TEST_F(SelectionCollectionTest, HandlesVelocityAndForceRequests)
395 ASSERT_NO_THROW_GMX(sel_ = sc_.parseFromString("atomnr 1 to 10; none"));
396 ASSERT_NO_FATAL_FAILURE(setAtomCount(10));
397 ASSERT_EQ(2U, sel_.size());
398 ASSERT_NO_THROW_GMX(sel_[0].setEvaluateVelocities(true));
399 ASSERT_NO_THROW_GMX(sel_[1].setEvaluateVelocities(true));
400 ASSERT_NO_THROW_GMX(sel_[0].setEvaluateForces(true));
401 ASSERT_NO_THROW_GMX(sel_[1].setEvaluateForces(true));
402 ASSERT_NO_THROW_GMX(sc_.compile());
403 EXPECT_TRUE(sel_[0].hasVelocities());
404 EXPECT_TRUE(sel_[1].hasVelocities());
405 EXPECT_TRUE(sel_[0].hasForces());
406 EXPECT_TRUE(sel_[1].hasForces());
409 TEST_F(SelectionCollectionTest, ParsesSelectionsFromFile)
411 ASSERT_NO_THROW_GMX(sel_ = sc_.parseFromFile(
412 gmx::test::TestFileManager::getInputFilePath("selfile.dat")));
413 // These should match the contents of selfile.dat
414 ASSERT_EQ(2U, sel_.size());
415 EXPECT_STREQ("resname RA RB", sel_[0].selectionText());
416 EXPECT_STREQ("resname RB RC", sel_[1].selectionText());
419 TEST_F(SelectionCollectionTest, HandlesInvalidRegularExpressions)
421 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
423 sc_.parseFromString("resname ~ \"R[A\"");
425 }, gmx::InvalidInputError);
428 TEST_F(SelectionCollectionTest, HandlesUnsupportedRegularExpressions)
430 if (!gmx::Regex::isSupported())
432 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
434 sc_.parseFromString("resname \"R[AD]\"");
436 }, gmx::InvalidInputError);
440 TEST_F(SelectionCollectionTest, HandlesMissingMethodParamValue)
442 EXPECT_THROW_GMX(sc_.parseFromString("mindist from atomnr 1 cutoff"),
443 gmx::InvalidInputError);
446 TEST_F(SelectionCollectionTest, HandlesMissingMethodParamValue2)
448 EXPECT_THROW_GMX(sc_.parseFromString("within 1 of"),
449 gmx::InvalidInputError);
452 TEST_F(SelectionCollectionTest, HandlesMissingMethodParamValue3)
454 EXPECT_THROW_GMX(sc_.parseFromString("within of atomnr 1"),
455 gmx::InvalidInputError);
458 // TODO: Tests for more parser errors
460 TEST_F(SelectionCollectionTest, HandlesUnknownGroupReferenceParser1)
462 ASSERT_NO_THROW_GMX(sc_.setIndexGroups(NULL));
463 EXPECT_THROW_GMX(sc_.parseFromString("group \"foo\""), gmx::InconsistentInputError);
464 EXPECT_THROW_GMX(sc_.parseFromString("4"), gmx::InconsistentInputError);
467 TEST_F(SelectionCollectionTest, HandlesUnknownGroupReferenceParser2)
469 ASSERT_NO_THROW_GMX(loadIndexGroups("simple.ndx"));
470 EXPECT_THROW_GMX(sc_.parseFromString("group \"foo\""), gmx::InconsistentInputError);
471 EXPECT_THROW_GMX(sc_.parseFromString("4"), gmx::InconsistentInputError);
474 TEST_F(SelectionCollectionTest, HandlesUnknownGroupReferenceDelayed1)
476 ASSERT_NO_THROW_GMX(sc_.parseFromString("group \"foo\""));
477 ASSERT_NO_FATAL_FAILURE(setAtomCount(10));
478 EXPECT_THROW_GMX(sc_.setIndexGroups(NULL), gmx::InconsistentInputError);
479 EXPECT_THROW_GMX(sc_.compile(), gmx::APIError);
482 TEST_F(SelectionCollectionTest, HandlesUnknownGroupReferenceDelayed2)
484 ASSERT_NO_THROW_GMX(sc_.parseFromString("group 4; group \"foo\""));
485 ASSERT_NO_FATAL_FAILURE(setAtomCount(10));
486 EXPECT_THROW_GMX(loadIndexGroups("simple.ndx"), gmx::InconsistentInputError);
487 EXPECT_THROW_GMX(sc_.compile(), gmx::APIError);
490 TEST_F(SelectionCollectionTest, HandlesUnsortedGroupReference)
492 ASSERT_NO_THROW_GMX(loadIndexGroups("simple.ndx"));
493 EXPECT_THROW_GMX(sc_.parseFromString("group \"GrpUnsorted\""),
494 gmx::InconsistentInputError);
495 EXPECT_THROW_GMX(sc_.parseFromString("2"), gmx::InconsistentInputError);
498 TEST_F(SelectionCollectionTest, HandlesUnsortedGroupReferenceDelayed)
500 ASSERT_NO_THROW_GMX(sc_.parseFromString("group 2; group \"GrpUnsorted\""));
501 EXPECT_THROW_GMX(loadIndexGroups("simple.ndx"), gmx::InconsistentInputError);
502 EXPECT_THROW_GMX(sc_.compile(), gmx::APIError);
505 TEST_F(SelectionCollectionTest, RecoversFromMissingMoleculeInfo)
507 ASSERT_NO_THROW_GMX(sc_.parseFromString("molindex 1 to 5"));
508 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
509 EXPECT_THROW_GMX(sc_.compile(), gmx::InconsistentInputError);
512 TEST_F(SelectionCollectionTest, RecoversFromMissingAtomTypes)
514 ASSERT_NO_THROW_GMX(sc_.parseFromString("type CA"));
515 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
516 EXPECT_THROW_GMX(sc_.compile(), gmx::InconsistentInputError);
519 TEST_F(SelectionCollectionTest, RecoversFromMissingPDBInfo)
521 ASSERT_NO_THROW_GMX(sc_.parseFromString("altloc A"));
522 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
523 EXPECT_THROW_GMX(sc_.compile(), gmx::InconsistentInputError);
526 TEST_F(SelectionCollectionTest, RecoversFromInvalidPermutation)
528 ASSERT_NO_THROW_GMX(sc_.parseFromString("all permute 1 1"));
529 ASSERT_NO_FATAL_FAILURE(setAtomCount(10));
530 EXPECT_THROW_GMX(sc_.compile(), gmx::InvalidInputError);
533 TEST_F(SelectionCollectionTest, RecoversFromInvalidPermutation2)
535 ASSERT_NO_THROW_GMX(sc_.parseFromString("all permute 3 2 1"));
536 ASSERT_NO_FATAL_FAILURE(setAtomCount(10));
537 EXPECT_THROW_GMX(sc_.compile(), gmx::InconsistentInputError);
540 TEST_F(SelectionCollectionTest, RecoversFromInvalidPermutation3)
542 ASSERT_NO_THROW_GMX(sc_.parseFromString("x < 1.5 permute 3 2 1"));
543 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
544 ASSERT_NO_THROW_GMX(sc_.compile());
545 EXPECT_THROW_GMX(sc_.evaluate(frame_, NULL), gmx::InconsistentInputError);
548 // TODO: Tests for evaluation errors
551 /********************************************************************
552 * Tests for selection keywords
555 TEST_F(SelectionCollectionDataTest, HandlesAllNone)
557 static const char * const selections[] = {
561 runTest(10, selections);
564 TEST_F(SelectionCollectionDataTest, HandlesAtomnr)
566 static const char * const selections[] = {
567 "atomnr 1 to 3 6 to 8",
571 runTest(10, selections);
574 TEST_F(SelectionCollectionDataTest, HandlesResnr)
576 static const char * const selections[] = {
580 runTest("simple.gro", selections);
583 TEST_F(SelectionCollectionDataTest, HandlesResIndex)
585 static const char * const selections[] = {
589 runTest("simple.pdb", selections);
592 TEST_F(SelectionCollectionDataTest, HandlesMolIndex)
594 static const char * const selections[] = {
598 ASSERT_NO_FATAL_FAILURE(runParser(selections));
599 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
600 topManager_.initUniformMolecules(3);
601 ASSERT_NO_FATAL_FAILURE(runCompiler());
604 TEST_F(SelectionCollectionDataTest, HandlesAtomname)
606 static const char * const selections[] = {
610 runTest("simple.gro", selections);
613 TEST_F(SelectionCollectionDataTest, HandlesPdbAtomname)
615 static const char * const selections[] = {
621 runTest("simple.pdb", selections);
625 TEST_F(SelectionCollectionDataTest, HandlesAtomtype)
627 static const char * const selections[] = {
630 ASSERT_NO_FATAL_FAILURE(runParser(selections));
631 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
632 const char *const types[] = { "CA", "SA", "SB" };
633 topManager_.initAtomTypes(types);
634 ASSERT_NO_FATAL_FAILURE(runCompiler());
637 TEST_F(SelectionCollectionDataTest, HandlesChain)
639 static const char * const selections[] = {
643 runTest("simple.pdb", selections);
646 TEST_F(SelectionCollectionDataTest, HandlesMass)
648 static const char * const selections[] = {
651 ASSERT_NO_FATAL_FAILURE(runParser(selections));
652 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
653 for (int i = 0; i < top_->atoms.nr; ++i)
655 top_->atoms.atom[i].m = 1.0 + i;
657 ASSERT_NO_FATAL_FAILURE(runCompiler());
660 TEST_F(SelectionCollectionDataTest, HandlesCharge)
662 static const char * const selections[] = {
665 ASSERT_NO_FATAL_FAILURE(runParser(selections));
666 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
667 for (int i = 0; i < top_->atoms.nr; ++i)
669 top_->atoms.atom[i].q = i / 10.0;
671 ASSERT_NO_FATAL_FAILURE(runCompiler());
674 TEST_F(SelectionCollectionDataTest, HandlesAltLoc)
676 static const char * const selections[] = {
680 runTest("simple.pdb", selections);
683 TEST_F(SelectionCollectionDataTest, HandlesInsertCode)
685 static const char * const selections[] = {
689 runTest("simple.pdb", selections);
692 TEST_F(SelectionCollectionDataTest, HandlesOccupancy)
694 static const char * const selections[] = {
698 runTest("simple.pdb", selections);
701 TEST_F(SelectionCollectionDataTest, HandlesBeta)
703 static const char * const selections[] = {
707 runTest("simple.pdb", selections);
710 TEST_F(SelectionCollectionDataTest, HandlesResname)
712 static const char * const selections[] = {
716 runTest("simple.gro", selections);
719 TEST_F(SelectionCollectionDataTest, HandlesCoordinateKeywords)
721 static const char * const selections[] = {
726 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
727 runTest("simple.gro", selections);
731 TEST_F(SelectionCollectionDataTest, HandlesSameResidue)
733 static const char * const selections[] = {
734 "same residue as atomnr 1 4 12"
736 runTest("simple.gro", selections);
740 TEST_F(SelectionCollectionDataTest, HandlesSameResidueName)
742 static const char * const selections[] = {
743 "same resname as atomnr 1 14"
745 runTest("simple.gro", selections);
749 TEST_F(SelectionCollectionDataTest, HandlesPositionKeywords)
751 static const char * const selections[] = {
753 "res_cog of name CB and resnr 1 3",
754 "whole_res_cog of name CB and resnr 1 3",
755 "part_res_cog of x < 3",
756 "dyn_res_cog of x < 3"
758 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates
759 | efTestPositionAtoms);
760 runTest("simple.gro", selections);
764 TEST_F(SelectionCollectionDataTest, HandlesDistanceKeyword)
766 static const char * const selections[] = {
767 "distance from cog of resnr 1 < 2"
769 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
770 runTest("simple.gro", selections);
774 TEST_F(SelectionCollectionDataTest, HandlesMinDistanceKeyword)
776 static const char * const selections[] = {
777 "mindistance from resnr 1 < 2"
779 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
780 runTest("simple.gro", selections);
784 TEST_F(SelectionCollectionDataTest, HandlesWithinKeyword)
786 static const char * const selections[] = {
787 "within 1 of resnr 2"
789 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
790 runTest("simple.gro", selections);
794 TEST_F(SelectionCollectionDataTest, HandlesInSolidAngleKeyword)
796 // Both of these should evaluate to empty on a correct implementation.
797 static const char * const selections[] = {
798 "resname TP and not insolidangle center cog of resname C span resname R cutoff 20",
799 "resname TN and insolidangle center cog of resname C span resname R cutoff 20"
801 setFlags(TestFlags() | efDontTestCompiledAtoms | efTestEvaluation);
802 runTest("sphere.gro", selections);
806 TEST_F(SelectionCollectionDataTest, HandlesPermuteModifier)
808 static const char * const selections[] = {
810 "res_cog of resnr 1 to 4 permute 2 1",
811 "name CB S1 and res_cog x < 3 permute 2 1"
813 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates
814 | efTestPositionAtoms | efTestPositionMapping);
815 runTest("simple.gro", selections);
819 TEST_F(SelectionCollectionDataTest, HandlesPlusModifier)
821 static const char * const selections[] = {
822 "name S2 plus name S1",
823 "res_cog of resnr 2 plus res_cog of resnr 1 plus res_cog of resnr 3",
824 "name S1 and y < 3 plus res_cog of x < 2.5"
826 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates
827 | efTestPositionAtoms | efTestPositionMapping);
828 runTest("simple.gro", selections);
832 TEST_F(SelectionCollectionDataTest, HandlesMergeModifier)
834 static const char * const selections[] = {
835 "name S2 merge name S1",
836 "resnr 1 2 and name S2 merge resnr 1 2 and name S1 merge res_cog of resnr 1 2",
837 "name S1 and x < 2.5 merge res_cog of x < 2.5"
839 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates
840 | efTestPositionAtoms | efTestPositionMapping);
841 runTest("simple.gro", selections);
845 /********************************************************************
846 * Tests for generic selection evaluation
849 TEST_F(SelectionCollectionDataTest, ComputesMassesAndCharges)
851 static const char * const selections[] = {
856 setFlags(TestFlags() | efTestEvaluation | efTestPositionAtoms
857 | efTestPositionMasses | efTestPositionCharges);
858 ASSERT_NO_FATAL_FAILURE(runParser(selections));
859 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
860 for (int i = 0; i < top_->atoms.nr; ++i)
862 top_->atoms.atom[i].m = 1.0 + i / 100.0;
863 top_->atoms.atom[i].q = -(1.0 + i / 100.0);
865 ASSERT_NO_FATAL_FAILURE(runCompiler());
866 ASSERT_NO_FATAL_FAILURE(runEvaluate());
867 ASSERT_NO_FATAL_FAILURE(runEvaluateFinal());
870 TEST_F(SelectionCollectionDataTest, ComputesMassesAndChargesWithoutTopology)
872 static const char * const selections[] = {
873 "atomnr 1 to 3 8 to 9",
877 setFlags(TestFlags() | efTestPositionAtoms
878 | efTestPositionMasses | efTestPositionCharges);
879 runTest(10, selections);
883 /********************************************************************
884 * Tests for selection syntactic constructs
887 TEST_F(SelectionCollectionDataTest, HandlesSelectionNames)
889 static const char * const selections[] = {
890 "\"GroupSelection\" group \"GrpA\"",
891 "\"DynamicSelection\" x < 5",
894 setFlags(TestFlags() | efTestSelectionNames);
895 ASSERT_NO_THROW_GMX(loadIndexGroups("simple.ndx"));
896 runTest(10, selections);
899 TEST_F(SelectionCollectionDataTest, HandlesIndexGroupsInSelections)
901 static const char * const selections[] = {
905 "group \"GrpB\" and resname RB"
907 setFlags(TestFlags() | efTestSelectionNames);
908 ASSERT_NO_THROW_GMX(loadIndexGroups("simple.ndx"));
909 runTest("simple.gro", selections);
912 TEST_F(SelectionCollectionDataTest, HandlesIndexGroupsInSelectionsDelayed)
914 static const char * const selections[] = {
918 "group \"GrpB\" and resname RB"
920 setFlags(TestFlags() | efTestSelectionNames);
921 ASSERT_NO_FATAL_FAILURE(runParser(selections));
922 ASSERT_NO_FATAL_FAILURE(loadTopology("simple.gro"));
923 ASSERT_NO_THROW_GMX(loadIndexGroups("simple.ndx"));
924 ASSERT_NO_FATAL_FAILURE(runCompiler());
927 TEST_F(SelectionCollectionDataTest, HandlesConstantPositions)
929 static const char * const selections[] = {
932 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
933 runTest("simple.gro", selections);
937 TEST_F(SelectionCollectionDataTest, HandlesWithinConstantPositions)
939 static const char * const selections[] = {
940 "within 1 of [2, 1, 0]"
942 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
943 runTest("simple.gro", selections);
947 TEST_F(SelectionCollectionDataTest, HandlesForcedStringMatchingMode)
949 static const char * const selections[] = {
953 runTest("simple.gro", selections);
957 TEST_F(SelectionCollectionDataTest, HandlesWildcardMatching)
959 static const char * const selections[] = {
963 runTest("simple.gro", selections);
967 TEST_F(SelectionCollectionDataTest, HandlesRegexMatching)
969 static const char * const selections[] = {
971 "resname ~ \"R[BD]\""
973 if (gmx::Regex::isSupported())
975 runTest("simple.gro", selections);
980 TEST_F(SelectionCollectionDataTest, HandlesBasicBoolean)
982 static const char * const selections[] = {
983 "atomnr 1 to 5 and atomnr 2 to 7",
984 "atomnr 1 to 5 or not atomnr 3 to 8",
985 "not not atomnr 1 to 5 and atomnr 2 to 6 and not not atomnr 3 to 7",
986 "atomnr 1 to 5 and (atomnr 2 to 7 and atomnr 3 to 6)",
987 "x < 5 and atomnr 1 to 5 and y < 3 and atomnr 2 to 4"
989 runTest(10, selections);
993 TEST_F(SelectionCollectionDataTest, HandlesDynamicAtomValuedParameters)
995 static const char * const selections[] = {
996 "same residue as (atomnr 3 5 13 or y > 5)",
997 "(resnr 1 3 5 or x > 10) and same residue as (atomnr 3 5 13 or z > 5)"
999 setFlags(TestFlags() | efTestEvaluation);
1000 runTest("simple.gro", selections);
1004 TEST_F(SelectionCollectionDataTest, HandlesEmptySelectionWithUnevaluatedExpressions)
1006 static const char * const selections[] = {
1008 "none and same resname as resnr 2"
1010 runTest("simple.gro", selections);
1014 TEST_F(SelectionCollectionDataTest, HandlesNumericComparisons)
1016 static const char * const selections[] = {
1023 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
1024 runTest("simple.gro", selections);
1028 TEST_F(SelectionCollectionDataTest, HandlesArithmeticExpressions)
1030 static const char * const selections[] = {
1036 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
1037 runTest("simple.gro", selections);
1041 TEST_F(SelectionCollectionDataTest, HandlesNumericVariables)
1043 static const char * const selections[] = {
1049 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
1050 runTest("simple.gro", selections);
1054 TEST_F(SelectionCollectionDataTest, HandlesComplexNumericVariables)
1056 static const char * const selections[] = {
1058 "resname RA and value <= 4",
1059 "resname RA RB and x < 3 and value <= 4",
1061 "resname RA and index < 3",
1062 "resname RB and y < 3 and index < 6"
1064 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
1065 runTest("simple.gro", selections);
1069 TEST_F(SelectionCollectionDataTest, HandlesPositionVariables)
1071 static const char * const selections[] = {
1072 "foo = res_cog of resname RA",
1075 "bar = cog of resname RA",
1079 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
1080 runTest("simple.gro", selections);
1084 TEST_F(SelectionCollectionDataTest, HandlesConstantPositionInVariable)
1086 static const char * const selections[] = {
1087 "constpos = [1.0, 2.5, 0.5]",
1089 "within 2 of constpos"
1091 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates
1092 | efTestPositionAtoms);
1093 runTest("simple.gro", selections);
1097 TEST_F(SelectionCollectionDataTest, HandlesNumericConstantsInVariables)
1099 static const char * const selections[] = {
1104 "x + constreal1 < constreal2"
1106 setFlags(TestFlags() | efTestEvaluation | efTestPositionCoordinates);
1107 runTest("simple.gro", selections);
1111 /********************************************************************
1112 * Tests for complex boolean syntax
1115 TEST_F(SelectionCollectionDataTest, HandlesBooleanStaticAnalysis)
1117 static const char * const selections[] = {
1118 "atomnr 1 to 5 and atomnr 2 to 7 and x < 2",
1119 "atomnr 1 to 5 and (atomnr 4 to 7 or x < 2)",
1120 "atomnr 1 to 5 and y < 3 and (atomnr 4 to 7 or x < 2)",
1121 "atomnr 1 to 5 and not (atomnr 4 to 7 or x < 2)",
1122 "atomnr 1 to 5 or (atomnr 4 to 6 and (atomnr 5 to 7 or x < 2))"
1124 runTest(10, selections);
1128 TEST_F(SelectionCollectionDataTest, HandlesBooleanStaticAnalysisWithVariables)
1130 static const char * const selections[] = {
1131 "foo = atomnr 4 to 7 or x < 2",
1132 "atomnr 1 to 4 and foo",
1133 "atomnr 2 to 6 and y < 3 and foo",
1134 "atomnr 6 to 10 and not foo"
1136 runTest(10, selections);
1140 TEST_F(SelectionCollectionDataTest, HandlesBooleanStaticAnalysisWithMoreVariables)
1142 static const char * const selections[] = {
1143 "foo = atomnr 4 to 7",
1144 "bar = foo and x < 2",
1145 "bar2 = foo and y < 2",
1146 "atomnr 1 to 4 and bar",
1147 "atomnr 2 to 6 and y < 3 and bar2",
1148 "atomnr 6 to 10 and not foo"
1150 runTest(10, selections);
1154 /********************************************************************
1155 * Tests for complex subexpression cases
1157 * These tests use some knowledge of the implementation to trigger different
1158 * paths in the code.
1161 TEST_F(SelectionCollectionDataTest, HandlesUnusedVariables)
1163 static const char * const selections[] = {
1164 "unused1 = atomnr 1 to 3",
1165 "foo = atomnr 4 to 7",
1166 "atomnr 1 to 6 and foo",
1167 "unused2 = atomnr 3 to 5"
1169 runTest(10, selections);
1173 TEST_F(SelectionCollectionDataTest, HandlesVariablesWithStaticEvaluationGroups)
1175 static const char * const selections[] = {
1176 "foo = atomnr 4 to 7 and x < 2",
1177 "atomnr 1 to 5 and foo",
1178 "atomnr 3 to 7 and foo"
1180 runTest(10, selections);
1184 TEST_F(SelectionCollectionDataTest, HandlesVariablesWithMixedEvaluationGroups)
1186 static const char * const selections[] = {
1187 "foo = atomnr 4 to 7 and x < 2",
1188 "atomnr 1 to 6 and foo",
1192 runTest(10, selections);
1196 TEST_F(SelectionCollectionDataTest, HandlesVariablesWithMixedEvaluationGroups2)
1198 static const char * const selections[] = {
1199 "foo = atomnr 1 to 8 and x < 10",
1200 "atomnr 1 to 5 and y < 10 and foo",
1203 setFlags(TestFlags() | efTestEvaluation);
1204 runTest("simple.gro", selections);