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#ifdef WITH_MODULE
import argparse;
#else
#include <argparse/argparse.hpp>
#endif
#include <doctest.hpp>
#include <test_utility.hpp>
using doctest::test_suite;
TEST_CASE("Parse vector of arguments" * test_suite("vector")) {
argparse::ArgumentParser program("test");
program.add_argument("input").nargs(2);
program.parse_args({"test", "rocket.mesh", "thrust_profile.csv"});
auto inputs = program.get<std::vector<std::string>>("input");
REQUIRE(inputs.size() == 2);
REQUIRE(inputs[0] == "rocket.mesh");
REQUIRE(inputs[1] == "thrust_profile.csv");
}
TEST_CASE("Parse list of arguments" * test_suite("vector")) {
argparse::ArgumentParser program("test");
program.add_argument("input").nargs(2);
program.parse_args({"test", "rocket.mesh", "thrust_profile.csv"});
auto inputs = program.get<std::list<std::string>>("input");
REQUIRE(inputs.size() == 2);
REQUIRE(testutility::get_from_list(inputs, 0) == "rocket.mesh");
REQUIRE(testutility::get_from_list(inputs, 1) == "thrust_profile.csv");
}
TEST_CASE("Parse list of arguments with default values" *
test_suite("vector")) {
argparse::ArgumentParser program("test");
program.add_argument("--input")
.default_value(std::list<int>{1, 2, 3, 4, 5})
.nargs(5);
program.parse_args({"test"});
auto inputs = program.get<std::list<int>>("--input");
REQUIRE(inputs.size() == 5);
REQUIRE(testutility::get_from_list(inputs, 0) == 1);
REQUIRE(testutility::get_from_list(inputs, 1) == 2);
REQUIRE(testutility::get_from_list(inputs, 2) == 3);
REQUIRE(testutility::get_from_list(inputs, 3) == 4);
REQUIRE(testutility::get_from_list(inputs, 4) == 5);
REQUIRE(program["--input"] == std::list<int>{1, 2, 3, 4, 5});
}
TEST_CASE("Parse list of arguments and save in an object" *
test_suite("vector")) {
struct ConfigManager {
std::vector<std::string> files;
void add_file(const std::string &file) { files.push_back(file); }
};
ConfigManager config_manager;
argparse::ArgumentParser program("test");
program.add_argument("--input_files")
.nargs(2)
.action([&](const std::string &value) {
config_manager.add_file(value);
return value;
});
program.parse_args({"test", "--input_files", "config.xml", "system.json"});
auto file_args = program.get<std::vector<std::string>>("--input_files");
REQUIRE(file_args.size() == 2);
REQUIRE(file_args[0] == "config.xml");
REQUIRE(file_args[1] == "system.json");
REQUIRE(config_manager.files.size() == 2);
REQUIRE(config_manager.files[0] == "config.xml");
REQUIRE(config_manager.files[1] == "system.json");
REQUIRE(program["--input_files"] ==
std::vector<std::string>{"config.xml", "system.json"});
}
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