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EPANET/tests/test_pda.cpp
2024-06-26 17:50:24 -04:00

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2.7 KiB
C++

/*
******************************************************************************
Project: OWA EPANET
Version: 2.2
Module: test_pda.cpp
Description: Tests EPANET toolkit api functions
Authors: see AUTHORS
Copyright: see AUTHORS
License: see LICENSE
Last Updated: 08/02/2023
******************************************************************************
*/
/*
Tests the Pressure Driven Analysis option
*/
#include <boost/test/unit_test.hpp>
#include "test_toolkit.hpp"
BOOST_AUTO_TEST_SUITE (test_pda)
BOOST_AUTO_TEST_CASE(test_pda_model)
{
int error = 0;
int index;
double count, reduction;
EN_Project ph = NULL;
error = EN_createproject(&ph);
BOOST_REQUIRE(error == 0);
error = EN_open(ph, DATA_PATH_NET1, DATA_PATH_RPT, "");
BOOST_REQUIRE(error == 0);
// Set Demand Multiplier to 10 to cause negative pressures
error = EN_setoption(ph, EN_DEMANDMULT, 10);
BOOST_REQUIRE(error == 0);
// Run single period analysis
error = EN_settimeparam(ph, EN_DURATION, 0);
BOOST_REQUIRE(error == 0);
// Solve hydraulics with default DDA option
// which will return with neg. pressure warning code
error = EN_solveH(ph);
BOOST_REQUIRE(error == 6);
// Check that 4 demand nodes have negative pressures
error = EN_getstatistic(ph, EN_DEFICIENTNODES, &count);
BOOST_REQUIRE(error == 0);
BOOST_REQUIRE(count == 4);
// Switch to PDA with pressure limits of 20 - 100 psi
error = EN_setdemandmodel(ph, EN_PDA, 20, 100, 0.5);
BOOST_REQUIRE(error == 0);
// Solve hydraulics again
error = EN_solveH(ph);
BOOST_REQUIRE(error == 0);
// Check that 6 nodes had demand reductions totaling 32.66%
error = EN_getstatistic(ph, EN_DEFICIENTNODES, &count);
BOOST_REQUIRE(error == 0);
BOOST_REQUIRE(count == 6);
error = EN_getstatistic(ph, EN_DEMANDREDUCTION, &reduction);
BOOST_REQUIRE(error == 0);
BOOST_REQUIRE(abs(reduction - 32.66) < 0.01);
// Check that Junction 12 had full demand
error = EN_getnodeindex(ph, (char *)"12", &index);
BOOST_REQUIRE(error == 0);
error = EN_getnodevalue(ph, index, EN_DEMANDDEFICIT, &reduction);
BOOST_REQUIRE(error == 0);
BOOST_REQUIRE(abs(reduction) < 0.01);
// Check that Junction 21 had a demand deficit of 413.67
error = EN_getnodeindex(ph, (char *)"21", &index);
BOOST_REQUIRE(error == 0);
error = EN_getnodevalue(ph, index, EN_DEMANDDEFICIT, &reduction);
BOOST_REQUIRE(error == 0);
BOOST_REQUIRE(abs(reduction - 413.67) < 0.01);
// Clean up
error = EN_close(ph);
BOOST_REQUIRE(error == 0);
error = EN_deleteproject(ph);
BOOST_REQUIRE(error == 0);
}
BOOST_AUTO_TEST_SUITE_END()