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54d3cda804
The default behavior with optional arguments is to allow only a single use per invocation. One alternative is to use .nargs, but this requires previously knowing, and limiting, the quantity of values. The .append method removes the restriction on repeats for a single Argument. Signed-off-by: Sean Robinson <sean.robinson@scottsdalecc.edu>
47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
#include <doctest.hpp>
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#include <argparse/argparse.hpp>
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using doctest::test_suite;
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TEST_CASE("Simplest .append" * test_suite("append")) {
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argparse::ArgumentParser program("test");
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program.add_argument("--dir")
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.append();
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program.parse_args({ "test", "--dir", "./Docs" });
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std::string result { program.get("--dir") };
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REQUIRE(result == "./Docs");
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}
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TEST_CASE("Two parameter .append" * test_suite("append")) {
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argparse::ArgumentParser program("test");
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program.add_argument("--dir")
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.append();
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program.parse_args({ "test", "--dir", "./Docs", "--dir", "./Src" });
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auto result { program.get<std::vector<std::string>>("--dir") };
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REQUIRE(result.at(0) == "./Docs");
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REQUIRE(result.at(1) == "./Src");
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}
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TEST_CASE("Two int .append" * test_suite("append")) {
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argparse::ArgumentParser program("test");
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program.add_argument("--factor")
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.append()
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.action([](auto s) { return stoi(s); });
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program.parse_args({ "test", "--factor", "2", "--factor", "5" });
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auto result { program.get<std::vector<int>>("--factor") };
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REQUIRE(result.at(0) == 2);
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REQUIRE(result.at(1) == 5);
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}
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TEST_CASE("Default value with .append" * test_suite("append")) {
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std::vector<std::string> expected { "./Src", "./Imgs" };
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argparse::ArgumentParser program("test");
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program.add_argument("--dir")
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.default_value(expected)
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.append();
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program.parse_args({ "test" });
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auto result { program.get<std::vector<std::string>>("--dir") };
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REQUIRE(result == expected);
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}
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