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cli.cpp
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Wed, Nov 6, 15:04

cli.cpp
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#include "catch.hpp"
#include "utils/cli/parser.hpp"
using namespace specmicp;
using namespace cli;
namespace specmicp {
namespace cli {
using option_value_t = std::pair<std::string, std::string>;
extern option_value_t split_long_option(const std::string& opts);
}
}
TEST_CASE("options parsing", "[options],[cli]") {
SECTION("split_long_options") {
option_value_t pair;
pair = split_long_option("--giraffe");
CHECK(pair.first == "giraffe");
CHECK(pair.second == "");
pair = split_long_option("--rhino=ceros");
CHECK(pair.first == "rhino");
CHECK(pair.second == "ceros");
pair = split_long_option("--hippopotamus=");
CHECK(pair.first == "hippopotamus");
CHECK(pair.second == "");
}
SECTION("Add options") {
CommandLineParser parser;
parser.add_option('d', "database",
ValueType::string,
"Path to the database");
parser.add_option('r', "restart", false,
"Restart the problem"
);
std::vector<std::string> args = {"--database", "/plop/plop", };
auto retcode = parser.parse(args);
REQUIRE(retcode == 0);
CHECK(parser.get_option<ValueType::boolean>("restart") == false);
CHECK(parser.get_option<ValueType::string>("database") ==
"/plop/plop");
}
SECTION("Add options 2") {
CommandLineParser parser;
parser.add_option('d', "database",
ValueType::string,
"Path to the database");
parser.add_option('r', "restart", false,
"Restart the problem"
);
parser.add_option('a', "abort", false,
"Abort the computation if true"
);
std::vector<std::string> args = {"-r", "-d", "plip", "-a"};
auto retcode = parser.parse(args);
REQUIRE(retcode == 0);
CHECK(parser.get_option<ValueType::boolean>("restart") == true);
CHECK(parser.get_option<ValueType::string>("database") ==
"plip");
CHECK(parser.get_option<ValueType::boolean>("abort") == true);
}
SECTION("Add options + pos") {
CommandLineParser parser;
parser.add_option('r', "restart", false,
"Restart the problem"
);
parser.add_option('a', "abort", false,
"Abort the computation if true"
);
parser.add_pos_argument("filename",
ValueType::string,
"path to the name"
);
std::vector<std::string> args = {"-ar", "ploup"};
auto retcode = parser.parse(args);
REQUIRE(retcode == 0);
CHECK(parser.get_option<ValueType::boolean>("restart") == true);
CHECK(parser.get_option<ValueType::boolean>("abort") == true);
CHECK(parser.get_pos_argument<ValueType::string>("filename") == "ploup");
}
SECTION("Add options - errors") {
CommandLineParser parser;
parser.add_option('d', "database",
ValueType::string,
"Path to the database");
parser.add_pos_argument("filename",
ValueType::string,
"path to the name"
);
parser.add_option('r', "restart", false,
"Restart the problem"
);
std::vector<std::string> args = {"-a"};
REQUIRE_THROWS_AS(parser.parse(args), std::runtime_error);
args = {"-ra", "ploup"};
REQUIRE_THROWS_AS(parser.parse(args), std::runtime_error);
args = {"-r", "ploup", "plip"};
REQUIRE_THROWS_AS(parser.parse(args), std::runtime_error);
}
SECTION("Help message") {
CommandLineParser parser;
parser.add_option('d', "database",
ValueType::string,
"Path to the database");
parser.add_pos_argument("filename",
ValueType::string,
"path to the name"
);
parser.add_option('r', "restart", false,
"Restart the problem"
);
parser.register_program_name("test");
parser.set_help_message(
"This is the help message for this help program.");
std::vector<std::string> args = {"-h"};
parser.parse(args);
}
}

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