{

options_description opts;

opts.add_options()

("cfgfile,c", value<string>()->required(), "the configfile")

("fritz,f", value<string>()->required(), "the output file")

;

variables_map vm;

bool thrown = false;

{

// This test must throw exception

string cmdline = "prg -f file.txt";

vector< string > tokens = split_unix(cmdline);

thrown = false;

try {

store(command_line_parser(tokens).options(opts).run(), vm);

notify(vm);

}

catch (required_option& e) {

BOOST_CHECK_EQUAL(e.what(), string("the option '--cfgfile' is required but missing"));

thrown = true;

}

BOOST_CHECK(thrown);

}

{

// This test mustn't throw exception

string cmdline = "prg -c config.txt";

vector< string > tokens = split_unix(cmdline);

thrown = false;

try {

store(command_line_parser(tokens).options(opts).run(), vm);

notify(vm);

}

catch (required_option& e) {

thrown = true;

}

BOOST_CHECK(!thrown);

}

{

options_description opts;

opts.add_options()

("cfgfile,c", value<string>()->required(), "the configfile")

("fritz,f", value<string>()->required(), "the output file")

;

variables_map vm;

bool thrown = false;

{

// This test must throw exception

string cmdline = "prg -f file.txt";

vector< string > tokens = split_unix(cmdline);

thrown = false;

try {

// options coming from different sources

store(command_line_parser(tokens).options(opts).run(), vm);

store(parse_config_file<char>(config_file, opts), vm);

notify(vm);

}

catch (required_option& e) {

thrown = true;

}

BOOST_CHECK(!thrown);

}

{

options_description opts;

opts.add_options()

("foo,bar", value<string>()->required(), "the foo")

;

variables_map vm;

bool thrown = false;

{

// This test must throw exception

string cmdline = "prg --bar file.txt";

vector< string > tokens = split_unix(cmdline);

thrown = false;

try {

// options coming from different sources

store(command_line_parser(tokens).options(opts).run(), vm);

notify(vm);

}

catch (required_option& e) {

thrown = true;

}

BOOST_CHECK(!thrown);

}

{

required_throw_test();

simple_required_test(av[1]);

multiname_required_test();

return 0;