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/*
* Copyright 2009- ECMWF.
*
* This software is licensed under the terms of the Apache Licence version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
* In applying this licence, ECMWF does not waive the privileges and immunities
* granted to it by virtue of its status as an intergovernmental organisation
* nor does it submit to any jurisdiction.
*/
#include <fstream>
#include <iostream>
#include <map>
#include <string>
#include <boost/test/unit_test.hpp>
#include "ecflow/node/ExprAst.hpp"
#include "ecflow/node/ExprDuplicate.hpp"
#include "ecflow/node/ExprParser.hpp"
#include "ecflow/node/formatter/DefsWriter.hpp"
#include "ecflow/test/scaffold/Naming.hpp"
using namespace std;
// DEBUG AID: to see the expression tree, invert the expected evaluation
// so that test fail's
BOOST_AUTO_TEST_SUITE(U_Node)
BOOST_AUTO_TEST_SUITE(T_SingleExprParse)
BOOST_AUTO_TEST_CASE(test_single_expression) {
ECF_NAME_THIS_TEST();
// Duplicate AST are held in a static map. Delete them, to avoid ASAN complaining
ExprDuplicate reclaim_cloned_ast_memory;
// The map key = trigger expression,
// value.first = type of expected root abstract syntax tree
// value.second = result of expected evaluation
map<string, std::pair<string, bool>> exprMap;
exprMap[":var == 0"] = std::make_pair(AstEqual::stype(), true);
exprMap[":var != 1"] = std::make_pair(AstNotEqual::stype(), true);
for (std::pair<string, std::pair<string, bool>> p : exprMap) {
ExprParser theExprParser(p.first);
std::string errorMsg;
bool ok = theExprParser.doParse(errorMsg);
BOOST_REQUIRE_MESSAGE(ok, errorMsg);
string expectedRootType = p.second.first;
bool expectedEvaluationResult = p.second.second;
Ast* top = theExprParser.getAst();
BOOST_REQUIRE_MESSAGE(top, "No abstract syntax tree");
BOOST_REQUIRE_MESSAGE(top->left(), "No root created");
BOOST_REQUIRE_MESSAGE(top->left()->isRoot() || top->left()->is_attribute(),
"First child of top should be a root or attribute " + p.first);
BOOST_REQUIRE_MESSAGE(top->left()->is_evaluateable(),
"expected ast to be evaluatable. found: " << top->left()->type() << " " << p.first);
BOOST_REQUIRE_MESSAGE(top->left()->type() == expectedRootType || top->left()->type() == "variable",
"expected root type " << expectedRootType << " or 'variable' but found "
<< top->left()->type() << " " << p.first);
{
std::stringstream ss;
top->print_flat(ss);
std::string print_flat = ss.str();
cout << print_flat << "\n";
BOOST_REQUIRE_MESSAGE(expectedEvaluationResult == top->evaluate(),
"evaluation not as expected for:\n"
<< p.first << "\n"
<< print_flat << "\n"
<< ecf::as_string(*top, PrintStyle::DEFS));
}
cout << ecf::as_string(*top, PrintStyle::DEFS) << "\n";
std::string why;
top->why(why);
cout << "why: " << why << "\n";
}
}
// BOOST_AUTO_TEST_CASE( test_expression_read_from_file )
//{
// ECF_NAME_THIS_TEST();
//
// std::string filename = "${ECF_TEST_DEFS_DIR}/triggers.list";
// std::ifstream the_file(filename.c_str(),std::ios_base::in);
// BOOST_REQUIRE_MESSAGE(the_file,"file " << filename << "not found");
//
// int i = 0;
// string line;
// while ( std::getline(the_file,line) ) {
// i++;
// // cout << i << ": " << line << "\n";
// ExprParser theExprParser(line);
// std::string errorMsg;
// bool ok = theExprParser.doParse(errorMsg);
// BOOST_CHECK_MESSAGE(ok,errorMsg << " line: " << i );
//
// if (ok) {
// Ast* top = theExprParser.getAst();
// BOOST_REQUIRE_MESSAGE( top ,"No abstract syntax tree " + line);
// BOOST_REQUIRE_MESSAGE( top->left() ,"No root created " + line);
// BOOST_REQUIRE_MESSAGE( top->left()->isRoot() || top->left()->is_attribute() ,"First child of top should be a
// root or variable " + line);
// //top->print_flat(ss);
// }
// }
//
// ExprDuplicate reclaim_cloned_ast_memory;
// cout << " read " << i << " expressions\n";
// }
BOOST_AUTO_TEST_SUITE_END()
BOOST_AUTO_TEST_SUITE_END()
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