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#ifdef WITH_MODULE
import argparse;
#else
#include <argparse/argparse.hpp>
#endif
#include <doctest.hpp>
#include <iostream>
#include <sstream>
#include <streambuf>
using doctest::test_suite;
TEST_CASE("Include all default arguments" * test_suite("default_args")) {
argparse::ArgumentParser parser("test");
auto help_msg{parser.help().str()};
REQUIRE(help_msg.find("shows help message") != std::string::npos);
REQUIRE(help_msg.find("prints version information") != std::string::npos);
}
TEST_CASE("Do not include default arguments" * test_suite("default_args")) {
argparse::ArgumentParser parser("test", "1.0",
argparse::default_arguments::none);
parser.parse_args({"test"});
REQUIRE_THROWS_AS(parser.get("--help"), std::logic_error);
REQUIRE_THROWS_AS(parser.get("--version"), std::logic_error);
}
TEST_CASE("Do not exit on default arguments" * test_suite("default_args")) {
argparse::ArgumentParser parser("test", "1.0",
argparse::default_arguments::all, false);
std::stringstream buf;
std::streambuf *saved_cout_buf = std::cout.rdbuf(buf.rdbuf());
parser.parse_args({"test", "--help"});
std::cout.rdbuf(saved_cout_buf);
REQUIRE(parser.is_used("--help"));
}
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