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#include <cstdio>
#include "HCheckConfig.h"
#include "Highs.h"
#include "catch.hpp"
#include "io/HMPSIO.h"
#include "io/LoadOptions.h"
const bool dev_run = false;
TEST_CASE("external-options", "[highs_options]") {
Highs highs;
highs.setOptionValue("output_flag", dev_run);
HighsInt num_options = highs.getNumOptions();
if (dev_run) printf("Number of options is %d\n", int(num_options));
std::string option;
HighsOptionType type;
bool current_bool_value, default_bool_value;
HighsInt min_int_value, max_int_value, current_int_value, default_int_value;
double min_double_value, max_double_value, current_double_value,
default_double_value;
std::string current_string_value, default_string_value;
for (HighsInt index = 0; index < num_options; index++) {
REQUIRE(highs.getOptionName(index, &option) == HighsStatus::kOk);
REQUIRE(highs.getOptionType(option, &type) == HighsStatus::kOk);
if (dev_run)
printf("Option %2d is \"%s\" of type %d", int(index), option.c_str(),
int(type));
if (type == HighsOptionType::kBool) {
REQUIRE(highs.getBoolOptionValues(option, ¤t_bool_value,
&default_bool_value) ==
HighsStatus::kOk);
if (dev_run)
printf(": current = %d; default = %d\n", current_bool_value,
default_bool_value);
} else if (type == HighsOptionType::kInt) {
REQUIRE(highs.getIntOptionValues(option, ¤t_int_value,
&min_int_value, &max_int_value,
&default_int_value) == HighsStatus::kOk);
if (dev_run)
printf(": current = %d; min = %d; max = %d; default = %d\n",
int(current_int_value), int(min_int_value), int(max_int_value),
int(default_int_value));
} else if (type == HighsOptionType::kDouble) {
REQUIRE(highs.getDoubleOptionValues(option, ¤t_double_value,
&min_double_value, &max_double_value,
&default_double_value) ==
HighsStatus::kOk);
if (dev_run)
printf(": current = %g; min = %g; max = %g; default = %g\n",
current_double_value, min_double_value, max_double_value,
default_double_value);
REQUIRE(highs.getDoubleOptionValues(option, ¤t_double_value) ==
HighsStatus::kOk);
if (dev_run)
printf(" is \"%s\" of type %d: current = %g\n", option.c_str(),
int(type), current_double_value);
} else {
REQUIRE(highs.getStringOptionValues(option, ¤t_string_value,
&default_string_value) ==
HighsStatus::kOk);
if (dev_run)
printf(": current = \"%s\"; default = \"%s\"\n",
current_string_value.c_str(), default_string_value.c_str());
}
}
HighsInt num_string_option = 0;
if (dev_run) printf("\nString options are:\n");
for (HighsInt index = 0; index < num_options; index++) {
highs.getOptionName(index, &option);
highs.getOptionType(option, &type);
highs.getStringOptionValues(option, ¤t_string_value);
if (type != HighsOptionType::kString) continue;
num_string_option++;
if (dev_run)
printf("%2d: %-24s \"%s\"\n", int(num_string_option), option.c_str(),
current_string_value.c_str());
}
}
TEST_CASE("internal-options", "[highs_options]") {
HighsOptions options;
HighsLogOptions report_log_options = options.log_options;
if (!dev_run) options.output_flag = false;
OptionStatus return_status =
checkOptions(report_log_options, options.records);
REQUIRE(return_status == OptionStatus::kOk);
std::string filename = std::string(HIGHS_DIR) + "/check/sample_options_file";
bool success = loadOptionsFromFile(report_log_options, options, filename) ==
HighsLoadOptionsStatus::kOk;
REQUIRE(success == true);
REQUIRE(options.presolve == kHighsOnString);
REQUIRE(options.small_matrix_value == 0.001);
REQUIRE(options.mps_parser_type_free);
if (dev_run) reportOptions(stdout, options.records, true);
return_status = checkOptions(report_log_options, options.records);
REQUIRE(return_status == OptionStatus::kOk);
// Check setting boolean options
std::string setting_string = "fixed";
return_status =
setLocalOptionValue(report_log_options, "mps_parser_type_free",
options.log_options, options.records, setting_string);
REQUIRE(return_status == OptionStatus::kIllegalValue);
return_status =
setLocalOptionValue(options.log_options, "mps_parser_type_free",
options.log_options, options.records, "fixed");
REQUIRE(return_status == OptionStatus::kIllegalValue);
return_status =
setLocalOptionValue(options.log_options, "mps_parser_type_free",
options.log_options, options.records, "False");
REQUIRE(return_status == OptionStatus::kOk);
return_status =
setLocalOptionValue(options.log_options, "mps_parser_type_free",
options.log_options, options.records, "F");
REQUIRE(return_status == OptionStatus::kOk);
bool mps_parser_type_free = false;
return_status =
setLocalOptionValue(report_log_options, "mps_parser_type_free",
options.records, mps_parser_type_free);
REQUIRE(return_status == OptionStatus::kOk);
return_status = setLocalOptionValue(report_log_options, "mps_parser_type",
options.records, true);
REQUIRE(return_status == OptionStatus::kUnknownOption);
// Check setting HighsInt options
return_status = setLocalOptionValue(
options.log_options, "allowed_matrix_scale_factor", options.records, -1);
REQUIRE(return_status == OptionStatus::kIllegalValue);
return_status =
setLocalOptionValue(options.log_options, "allowed_matrix_scale_factor",
options.records, kMaxAllowedMatrixPow2Scale + 5);
REQUIRE(return_status == OptionStatus::kIllegalValue);
std::string allowed_matrix_scale_factor_string = "1e-7";
return_status = setLocalOptionValue(
report_log_options, "allowed_matrix_scale_factor", options.log_options,
options.records, allowed_matrix_scale_factor_string);
REQUIRE(return_status == OptionStatus::kIllegalValue);
return_status =
setLocalOptionValue(report_log_options, "allowed_matrix_scale_factor",
options.log_options, options.records, "3.14159");
REQUIRE(return_status == OptionStatus::kIllegalValue);
if (dev_run) {
printf("\nAfter setting allowed_matrix_scale_factor to 1\n");
reportOptions(stdout, options.records);
}
double allowed_matrix_scale_factor_double = 1e-7;
return_status =
setLocalOptionValue(report_log_options, "allowed_matrix_scale_factor",
options.records, allowed_matrix_scale_factor_double);
REQUIRE(return_status == OptionStatus::kIllegalValue);
HighsInt allowed_matrix_scale_factor = 12;
return_status =
setLocalOptionValue(report_log_options, "allowed_matrix_scale_factor",
options.records, allowed_matrix_scale_factor);
REQUIRE(return_status == OptionStatus::kOk);
if (dev_run) {
printf("\nAfter testing HighsInt options\n");
reportOptions(stdout, options.records);
}
// Check setting double options
return_status = setLocalOptionValue(report_log_options, "large_matrix_value",
options.records, -1);
REQUIRE(return_status == OptionStatus::kIllegalValue);
return_status =
setLocalOptionValue(report_log_options, "large_matrix_value",
options.log_options, options.records, "1");
REQUIRE(return_status == OptionStatus::kOk);
return_status = setLocalOptionValue(report_log_options, "small_matrix_value",
options.records, -1);
REQUIRE(return_status == OptionStatus::kIllegalValue);
return_status =
setLocalOptionValue(report_log_options, "small_matrix_value",
options.log_options, options.records, "1e-6");
REQUIRE(return_status == OptionStatus::kOk);
double small_matrix_value = 1e-7;
return_status = setLocalOptionValue(report_log_options, "small_matrix_value",
options.records, small_matrix_value);
REQUIRE(return_status == OptionStatus::kOk);
// Check setting string options
return_status =
setLocalOptionValue(report_log_options, kPresolveString,
options.log_options, options.records, "ml.mps");
REQUIRE(return_status == OptionStatus::kIllegalValue);
std::string model_file = "ml.mps";
return_status =
setLocalOptionValue(report_log_options, kPresolveString,
options.log_options, options.records, model_file);
REQUIRE(return_status == OptionStatus::kIllegalValue);
return_status =
setLocalOptionValue(report_log_options, kPresolveString,
options.log_options, options.records, "off");
REQUIRE(return_status == OptionStatus::kOk);
std::string presolve = "choose";
return_status =
setLocalOptionValue(report_log_options, kPresolveString,
options.log_options, options.records, presolve);
REQUIRE(return_status == OptionStatus::kOk);
return_status =
setLocalOptionValue(report_log_options, kModelFileString,
options.log_options, options.records, model_file);
REQUIRE(return_status == OptionStatus::kUnknownOption);
if (dev_run) reportOptions(stdout, options.records);
bool get_mps_parser_type_free;
return_status =
getLocalOptionValues(report_log_options, "mps_parser_type_free",
options.records, &get_mps_parser_type_free);
REQUIRE(return_status == OptionStatus::kOk);
REQUIRE(get_mps_parser_type_free == false);
HighsInt get_allowed_matrix_scale_factor;
return_status =
getLocalOptionValues(report_log_options, "allowed_matrix_scale_factor",
options.records, &get_allowed_matrix_scale_factor);
REQUIRE(return_status == OptionStatus::kOk);
REQUIRE(get_allowed_matrix_scale_factor == allowed_matrix_scale_factor);
double get_small_matrix_value;
return_status =
getLocalOptionValues(report_log_options, "small_matrix_value",
options.records, &get_small_matrix_value);
REQUIRE(return_status == OptionStatus::kOk);
REQUIRE(get_small_matrix_value == small_matrix_value);
return_status = checkOptions(report_log_options, options.records);
REQUIRE(return_status == OptionStatus::kOk);
std::remove(model_file.c_str());
}
TEST_CASE("highs-options", "[highs_options]") {
Highs highs;
if (!dev_run) highs.setOptionValue("output_flag", false);
HighsStatus return_status = highs.writeOptions("Highs.set");
REQUIRE(return_status == HighsStatus::kOk);
// Check mixed-string value
//
// For bool, values from a precise set can be expected
return_status = highs.setOptionValue("mps_parser_type_free", "10true");
REQUIRE(return_status == HighsStatus::kError);
// For int, the number of digits scanned in the (trimmed) string to
// get an integer must match the number of characters in the
// (trimmed) string
const HighsInt set_int_option_value = 10;
HighsInt get_int_option_value;
return_status = highs.setOptionValue("simplex_iteration_limit", " 10");
REQUIRE(return_status == HighsStatus::kOk);
highs.getOptionValue("simplex_iteration_limit", get_int_option_value);
REQUIRE(get_int_option_value == set_int_option_value);
return_status = highs.setOptionValue("simplex_iteration_limit", "10 ");
REQUIRE(return_status == HighsStatus::kOk);
highs.getOptionValue("simplex_iteration_limit", get_int_option_value);
REQUIRE(get_int_option_value == set_int_option_value);
return_status = highs.setOptionValue("simplex_iteration_limit", "1 0");
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("simplex_iteration_limit", "10.");
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("simplex_iteration_limit", "10hi");
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("simplex_iteration_limit", "10.2hi");
REQUIRE(return_status == HighsStatus::kError);
// For double, make sure that the string contains a numerical
// character, otherwise anything goes!
return_status = highs.setOptionValue("objective_bound", "1E2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "1.1E2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "1E+2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "1.1E+2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "1E-2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "1.1E-2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "-1E2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "-1.1E2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "-1E+2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "-1.1E+2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "-1E-2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "-1.1E-2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "e12");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "1e2");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "12e");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("objective_bound", "1.1e2");
REQUIRE(return_status == HighsStatus::kOk);
// Illegal
return_status = highs.setOptionValue("objective_bound", "10hi");
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("objective_bound", "1d2");
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("objective_bound", "1.1d2");
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("objective_bound", "1D2");
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("objective_bound", "1.1D2");
REQUIRE(return_status == HighsStatus::kError);
// And the original motivation in #1250!
return_status = highs.setOptionValue("time_limit", "hi");
REQUIRE(return_status == HighsStatus::kError);
// Check setting boolean options
std::string setting_string = "fixed";
return_status = highs.setOptionValue("mps_parser_type_free", setting_string);
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("mps_parser_type_free", "fixed");
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("mps_parser_type_free", "False");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("mps_parser_type_free", "F");
REQUIRE(return_status == HighsStatus::kOk);
bool mps_parser_type_free = false;
return_status =
highs.setOptionValue("mps_parser_type_free", mps_parser_type_free);
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("mps_parser_type", true);
REQUIRE(return_status == HighsStatus::kError);
// Check setting HighsInt options
return_status = highs.setOptionValue("allowed_matrix_scale_factor", -1);
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("allowed_matrix_scale_factor",
kMaxAllowedMatrixPow2Scale + 5);
REQUIRE(return_status == HighsStatus::kError);
std::string allowed_matrix_scale_factor_string = "1e-7";
return_status = highs.setOptionValue("allowed_matrix_scale_factor",
allowed_matrix_scale_factor_string);
REQUIRE(return_status == HighsStatus::kError);
return_status =
highs.setOptionValue("allowed_matrix_scale_factor", "3.14159");
REQUIRE(return_status == HighsStatus::kError);
if (dev_run) printf("\nAfter setting allowed_matrix_scale_factor to 1\n");
return_status = highs.writeOptions("Highs.set");
REQUIRE(return_status == HighsStatus::kOk);
double allowed_matrix_scale_factor_double = 1e-7;
return_status = highs.setOptionValue("allowed_matrix_scale_factor",
allowed_matrix_scale_factor_double);
REQUIRE(return_status == HighsStatus::kError);
HighsInt allowed_matrix_scale_factor = 12;
return_status = highs.setOptionValue("allowed_matrix_scale_factor",
allowed_matrix_scale_factor);
REQUIRE(return_status == HighsStatus::kOk);
if (dev_run) printf("\nAfter testing HighsInt options\n");
return_status = highs.writeOptions("Highs.set");
REQUIRE(return_status == HighsStatus::kOk);
// Check setting double options
return_status = highs.setOptionValue("large_matrix_value", -1);
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("large_matrix_value", "1");
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue("small_matrix_value", -1);
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue("small_matrix_value", "1e-6");
REQUIRE(return_status == HighsStatus::kOk);
double small_matrix_value = 1e-7;
return_status =
highs.setOptionValue("small_matrix_value", small_matrix_value);
REQUIRE(return_status == HighsStatus::kOk);
// Check setting string options
return_status = highs.setOptionValue(kPresolveString, "ml.mps");
REQUIRE(return_status == HighsStatus::kError);
std::string model_file = "ml.mps";
return_status = highs.setOptionValue(kPresolveString, model_file);
REQUIRE(return_status == HighsStatus::kError);
return_status = highs.setOptionValue(kPresolveString, "off");
REQUIRE(return_status == HighsStatus::kOk);
std::string presolve = "choose";
return_status = highs.setOptionValue(kPresolveString, presolve);
REQUIRE(return_status == HighsStatus::kOk);
return_status = highs.setOptionValue(kModelFileString, model_file);
REQUIRE(return_status == HighsStatus::kError);
std::string options_file = "Highs.set";
return_status = highs.writeOptions(options_file);
REQUIRE(return_status == HighsStatus::kOk);
HighsOptionType highs_option_type;
bool get_mps_parser_type_free;
return_status =
highs.getOptionValue("mps_parser_type_free", get_mps_parser_type_free);
REQUIRE(return_status == HighsStatus::kOk);
REQUIRE(get_mps_parser_type_free == false);
return_status =
highs.getOptionType("mps_parser_type_free", highs_option_type);
REQUIRE(return_status == HighsStatus::kOk);
REQUIRE(highs_option_type == HighsOptionType::kBool);
HighsInt get_allowed_matrix_scale_factor;
return_status = highs.getOptionValue("allowed_matrix_scale_factor",
get_allowed_matrix_scale_factor);
REQUIRE(return_status == HighsStatus::kOk);
REQUIRE(get_allowed_matrix_scale_factor == allowed_matrix_scale_factor);
return_status =
highs.getOptionType("allowed_matrix_scale_factor", highs_option_type);
REQUIRE(return_status == HighsStatus::kOk);
REQUIRE(highs_option_type == HighsOptionType::kInt);
double get_small_matrix_value;
return_status =
highs.getOptionValue("small_matrix_value", get_small_matrix_value);
REQUIRE(return_status == HighsStatus::kOk);
REQUIRE(get_small_matrix_value == small_matrix_value);
return_status = highs.getOptionType("small_matrix_value", highs_option_type);
REQUIRE(return_status == HighsStatus::kOk);
REQUIRE(highs_option_type == HighsOptionType::kDouble);
return_status = highs.getOptionType("log_file", highs_option_type);
REQUIRE(return_status == HighsStatus::kOk);
REQUIRE(highs_option_type == HighsOptionType::kString);
HighsOptions options = highs.getOptions();
REQUIRE(options.small_matrix_value == small_matrix_value);
REQUIRE(options.allowed_matrix_scale_factor == allowed_matrix_scale_factor);
REQUIRE(options.mps_parser_type_free == mps_parser_type_free);
std::remove(options_file.c_str());
return_status = highs.setOptionValue("time_limit", 1);
REQUIRE(return_status == HighsStatus::kOk);
}
TEST_CASE("inf-value-options", "[highs_options]") {
Highs highs;
highs.setOptionValue("output_flag", dev_run);
std::string options_file =
std::string(HIGHS_DIR) + "/check/instances/WithInf.set";
REQUIRE(highs.readOptions(options_file) == HighsStatus::kOk);
double value;
highs.getOptionValue("time_limit", value);
REQUIRE(value == kHighsInf);
highs.getOptionValue("objective_bound", value);
REQUIRE(value == -kHighsInf);
highs.getOptionValue("objective_target", value);
REQUIRE(value == kHighsInf);
}
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