anthem/tests/TestCompletion.cpp

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#include <catch.hpp>
#include <sstream>
#include <anthem/Context.h>
#include <anthem/Translation.h>
////////////////////////////////////////////////////////////////////////////////////////////////////
TEST_CASE("[completion] Rules are completed", "[completion]")
{
std::stringstream input;
std::stringstream output;
std::stringstream errors;
anthem::output::Logger logger(output, errors);
anthem::Context context = {logger, {}};
context.simplify = true;
context.complete = true;
SECTION("predicte in single rule head")
{
input << "p :- q.";
anthem::translate("input", input, context);
REQUIRE(output.str() == "(p <-> q)\n");
}
SECTION("predicate in multiple rule heads")
{
input << "p :- q.\n"
"p :- r.\n"
"p :- s.";
anthem::translate("input", input, context);
REQUIRE(output.str() == "(p <-> (q or r or s))\n");
}
SECTION("multiple predicates are correctly separated")
{
input << "p :- s.\n"
"q :- t.\n"
"p :- q.\n"
"r :- t.\n"
"q :- r.";
anthem::translate("input", input, context);
REQUIRE(output.str() == "(p <-> (s or q))\n(q <-> (t or r))\n(r <-> t)\n");
}
}