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/**********************************************************************
mol.cpp - Unit tests for Open Babel OBMol class
Copyright (C) 2005-2006 Geoffrey R. Hutchison
This file is part of the Open Babel project.
For more information, see <http://openbabel.org/>
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 version 2 of the License.
This program 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.
***********************************************************************/
// used to set import/export for Cygwin DLLs
#ifdef WIN32
#define USING_OBDLL
#endif
#include <openbabel/babelconfig.h>
#include <openbabel/mol.h>
#include <openbabel/obconversion.h>
#include <stdio.h>
#include <iostream>
using namespace std;
using namespace OpenBabel;
#ifdef TESTDATADIR
string ktestdatadir = TESTDATADIR;
string kd2file = ktestdatadir + "test2d.xyz";
string kd3file = ktestdatadir + "test3d.xyz";
#else
string kd2file = "files/test2d.xyz";
string kd3file = "files/test3d.xyz";
#endif
int mol(int argc, char* argv[])
{
int defaultchoice = 1;
int choice = defaultchoice;
if (argc > 1) {
if(sscanf(argv[1], "%d", &choice) != 1) {
printf("Couldn't parse that input as a number\n");
return -1;
}
}
// Define location of file formats for testing
#ifdef FORMATDIR
char env[BUFF_SIZE];
snprintf(env, BUFF_SIZE, "BABEL_LIBDIR=%s", FORMATDIR);
putenv(env);
#endif
cout << "# Unit tests for OBMol \n";
cout << "ok 1\n"; // for loading tests
OBMol emptyMol, testMol1;
cout << "ok 2\n"; // ctor works
testMol1.ReserveAtoms(-1);
testMol1.ReserveAtoms(0);
testMol1.ReserveAtoms(2);
cout << "ok 3\n";
// atom component tests
if (testMol1.NumAtoms() == 0) {
cout << "ok 4\n";
} else {
cout << "not ok 4\n";
}
testMol1.NewAtom();
if (testMol1.NumAtoms() == 1) {
cout << "ok 5\n";
} else {
cout << "not ok 5\n";
}
testMol1.NewAtom();
testMol1.AddBond(1, 2, 1);
if (testMol1.NumBonds() == 1) {
cout << "ok 6\n";
} else {
cout << "not ok 6\n";
}
testMol1.Clear();
if (testMol1.NumAtoms() == 0) {
cout << "ok 7\n";
} else {
cout << "not ok 7\n";
}
ifstream ifs1(kd3file.c_str());
if (!ifs1)
{
cout << "Bail out! Cannot read input file!" << endl;
return(-1);
}
OBConversion conv(&ifs1, &cout);
OBFormat* pFormat;
pFormat = conv.FindFormat("XYZ");
if ( pFormat == NULL )
{
cout << "Bail out! Cannot read file format!" << endl;
return(-1);
}
if (! conv.SetInAndOutFormats(pFormat, pFormat))
{
cout << "Bail out! File format isn't loaded" << endl;
return (-1);
}
OBMol testMol2D, testMol3D;
if (conv.Read(&testMol3D))
cout << "ok 8\n";
else
cout << "not ok 8\n";
testMol3D.Center();
// test bond insertion (PR#1665649)
OBMol doubleBondMol;
OBAtom *a1, *a2;
OBBond *b;
doubleBondMol.BeginModify();
a1 = doubleBondMol.NewAtom();
a1->SetVector(0.0, 0.0, 0.0);
a1->SetAtomicNum(6);
a2 = doubleBondMol.NewAtom();
a2->SetVector(1.6, 0.0, 0.0);
a2->SetAtomicNum(6);
b = doubleBondMol.NewBond();
b->SetBegin(a1);
b->SetEnd(a2);
a1->AddBond(b);
a2->AddBond(b);
doubleBondMol.EndModify();
cout << "ok 9" << endl;
// test AddHydrogens
OBMol testMolH;
testMolH.BeginModify();
OBAtom *testAtom = testMolH.NewAtom();
testAtom->SetVector(0.5f, 0.5f, 0.5f);
testAtom->SetAtomicNum(6);
testMolH.EndModify();
testMolH.AddHydrogens();
if (testMolH.NumAtoms() == 5) {
cout << "ok 10" << endl;
} else {
cout << "not ok 10" << endl;
}
// test AddHydrogens (pr #1665519)
OBMol testMolH2;
OBAtom *testAtom2 = testMolH2.NewAtom();
testAtom2->SetVector(0.5f, 0.5f, 0.5f);
testAtom2->SetAtomicNum(6);
testMolH2.AddHydrogens();
if (testMolH2.NumAtoms() == 5) {
cout << "ok 11" << endl;
} else {
cout << "not ok 11 # hydrogen additions" << endl;
}
// Attempt to write an empty InChI (PR#2864334)
pFormat = conv.FindFormat("InChI");
if ( pFormat != NULL && conv.SetOutFormat(pFormat))
{
if (conv.Write(&emptyMol))
cout << "ok 12" << endl;
else
cout << "not ok 12 # failed empty InChI" << endl;
}
OBMol testMolFormula;
string formula("C6");
testMolFormula.SetFormula(formula);
if ( testMolFormula.GetFormula() == formula ) {
cout << "ok 13" << endl;
} else {
cout << "not ok 13 # SetFormula "<< endl;
}
// Reset the formula to test for a double delete error
testMolFormula.SetFormula(formula);
double dihedral = CalcTorsionAngle(vector3(-1., -1., 0.),
vector3(-1., 0., 0.),
vector3( 1., 0., 0.),
vector3( 1., 1., 0.));
double dihedral_error = fabs(dihedral) - 180.0;
if (fabs(dihedral_error) < 0.001) {
std::cout << "ok 14 " << dihedral_error << std::endl;
} else {
std::cout << "not ok 14 # CalcTorsionAngle " << dihedral << "!= 180.0" << std::endl;
}
cout << "1..14\n"; // total number of tests for Perl's "prove" tool
return(0);
}
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