43 lines
1.7 KiB
C++
43 lines
1.7 KiB
C++
#include <argparse/argparse.hpp>
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#include <doctest.hpp>
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using doctest::test_suite;
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TEST_CASE("Getting a simple argument" * test_suite("ArgumentParser::get")) {
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argparse::ArgumentParser program("test");
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program.add_argument("-s", "--stuff");
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REQUIRE_NOTHROW(program.parse_args({"test", "-s", "./src"}));
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REQUIRE(program.get("--stuff") == "./src");
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}
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TEST_CASE("Skipped call to parse_args" * test_suite("ArgumentParser::get")) {
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argparse::ArgumentParser program("test");
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program.add_argument("stuff");
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REQUIRE_THROWS_WITH_AS(program.get("stuff"),
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"Nothing parsed, no arguments are available.",
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std::logic_error);
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}
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TEST_CASE("Missing argument" * test_suite("ArgumentParser::get")) {
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argparse::ArgumentParser program("test");
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program.add_argument("-s", "--stuff");
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REQUIRE_NOTHROW(program.parse_args({"test"}));
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REQUIRE_THROWS_WITH_AS(program.get("--stuff"),
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"No value provided for '--stuff'.", std::logic_error);
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}
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TEST_CASE("Implicit argument" * test_suite("ArgumentParser::get")) {
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argparse::ArgumentParser program("test");
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program.add_argument("-s", "--stuff").nargs(1);
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REQUIRE_NOTHROW(program.parse_args({"test"}));
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REQUIRE_THROWS_WITH_AS(program.get("--stuff"),
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"No value provided for '--stuff'.", std::logic_error);
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}
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TEST_CASE("Mismatched type for argument" * test_suite("ArgumentParser::get")) {
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argparse::ArgumentParser program("test");
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program.add_argument("-s", "--stuff"); // as default type, a std::string
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REQUIRE_NOTHROW(program.parse_args({"test", "-s", "321"}));
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REQUIRE_THROWS_AS(program.get<int>("--stuff"), std::bad_any_cast);
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}
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