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//
// Copyright (C) 2025 Greg Landrum and other RDKit contributors
//
// @@ All Rights Reserved @@
// This file is part of the RDKit.
// The contents are covered by the terms of the BSD license
// which is included in the file license.txt, found at the root
// of the RDKit source tree.
//
#include <catch2/catch_all.hpp>
#include <GraphMol/RDKitBase.h>
#include <GraphMol/MolPickler.h>
#include <GraphMol/QueryAtom.h>
#include <GraphMol/QueryBond.h>
#include <GraphMol/QueryOps.h>
#include <GraphMol/Chirality.h>
#include <GraphMol/test_fixtures.h>
#include <GraphMol/SmilesParse/SmilesParse.h>
#include <GraphMol/SmilesParse/SmilesWrite.h>
#include <GraphMol/SmilesParse/SmartsWrite.h>
#include <GraphMol/Substruct/SubstructMatch.h>
using namespace RDKit;
TEST_CASE("Github #8424: direction on aromatic bonds in SMARTS") {
SECTION("simplified") {
auto m = "C/N=c1/[nH]cc(Br)nc1"_smiles;
REQUIRE(m);
auto smarts = MolToSmarts(*m);
CHECK(smarts == "[#6]/[#7]=[#6]1/[#7H]:[#6]:[#6](-[#35]):[#7]:[#6]:1");
}
SECTION("as reported") {
auto m =
"CN1C(=O)CN(c2cc(C3CC3)cn3cc(CC(=O)N/N=c4\\cnc(Br)c[nH]4)nc23)C1=O"_smiles;
REQUIRE(m);
auto smarts = MolToSmarts(*m);
// should have slashes in both directions
CHECK(smarts.find("/") != std::string::npos);
CHECK(smarts.find("\\") != std::string::npos);
}
}
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