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#ifdef WITH_MODULE
import argparse;
#else
#include <argparse/argparse.hpp>
#endif
#include <doctest.hpp>
using doctest::test_suite;
TEST_CASE("Create mutually exclusive group with 2 arguments" *
test_suite("mutex_args")) {
argparse::ArgumentParser program("test");
auto &group = program.add_mutually_exclusive_group();
group.add_argument("--first");
group.add_argument("--second");
REQUIRE_THROWS_WITH_AS(
program.parse_args({"test", "--first", "1", "--second", "2"}),
"Argument '--second VAR' not allowed with '--first VAR'",
std::runtime_error);
}
TEST_CASE(
"Create mutually exclusive group with 2 arguments with required flag" *
test_suite("mutex_args")) {
argparse::ArgumentParser program("test");
auto &group = program.add_mutually_exclusive_group(true);
group.add_argument("--first");
group.add_argument("--second");
REQUIRE_THROWS_WITH_AS(
program.parse_args({"test"}),
"One of the arguments '--first VAR' or '--second VAR' is required",
std::runtime_error);
}
TEST_CASE(
"Create mutually exclusive group with 3 arguments with required flag" *
test_suite("mutex_args")) {
argparse::ArgumentParser program("test");
auto &group = program.add_mutually_exclusive_group(true);
group.add_argument("--first");
group.add_argument("--second");
group.add_argument("--third");
REQUIRE_THROWS_WITH_AS(program.parse_args({"test"}),
"One of the arguments '--first VAR' or '--second VAR' "
"or '--third VAR' is required",
std::runtime_error);
}
TEST_CASE("Create mutually exclusive group with 3 arguments" *
test_suite("mutex_args")) {
argparse::ArgumentParser program("test");
auto &group = program.add_mutually_exclusive_group();
group.add_argument("--first");
group.add_argument("--second");
group.add_argument("--third");
REQUIRE_THROWS_WITH_AS(
program.parse_args({"test", "--first", "1", "--third", "2"}),
"Argument '--third VAR' not allowed with '--first VAR'",
std::runtime_error);
}
TEST_CASE("Create two mutually exclusive groups" * test_suite("mutex_args")) {
argparse::ArgumentParser program("test");
auto &group_1 = program.add_mutually_exclusive_group();
group_1.add_argument("--first");
group_1.add_argument("--second");
group_1.add_argument("--third");
auto &group_2 = program.add_mutually_exclusive_group();
group_2.add_argument("-a");
group_2.add_argument("-b");
REQUIRE_THROWS_WITH_AS(
program.parse_args({"test", "--first", "1", "-a", "2", "-b", "3"}),
"Argument '-b VAR' not allowed with '-a VAR'", std::runtime_error);
}
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