argparse/test/test_compound_arguments.cpp
Zhihao Yuan 1af8b826c8
Annotate test cases with doctest::test_suite
This change also explicitly lists the source files
for CMake.  This is because `GLOB` does not remove
old files when switching branches in Git, and
`CONFIGURE_DEPENDS` will add unstaged files after
stashing.

See also: https://cmake.org/cmake/help/latest/command/file.html#glob
2019-11-21 14:24:50 -06:00

141 lines
4.0 KiB
C++

#include <doctest.hpp>
#include <argparse.hpp>
#include <test_utility.hpp>
using doctest::test_suite;
TEST_CASE("Parse compound toggle arguments with implicit values" *
test_suite("compound_arguments")) {
argparse::ArgumentParser program("test");
program.add_argument("-a")
.default_value(false)
.implicit_value(true);
program.add_argument("-u")
.default_value(false)
.implicit_value(true);
program.add_argument("-x")
.default_value(false)
.implicit_value(true);
program.parse_args({ "./test.exe", "-aux" });
REQUIRE(program.get<bool>("-a") == true);
REQUIRE(program.get<bool>("-u") == true);
REQUIRE(program.get<bool>("-x") == true);
}
TEST_CASE("Parse compound toggle arguments with implicit values and nargs" *
test_suite("compound_arguments")) {
argparse::ArgumentParser program("test");
program.add_argument("-a")
.default_value(false)
.implicit_value(true);
program.add_argument("-b")
.default_value(false)
.implicit_value(true);
program.add_argument("-c")
.nargs(2)
.action([](const std::string& value) { return std::stof(value); });
program.add_argument("--input_files")
.nargs(3);
program.parse_args({ "./test.exe", "-abc", "3.14", "2.718", "--input_files",
"a.txt", "b.txt", "c.txt" });
REQUIRE(program.get<bool>("-a") == true);
REQUIRE(program.get<bool>("-b") == true);
auto c = program.get<std::vector<float>>("-c");
REQUIRE(c.size() == 2);
REQUIRE(c[0] == 3.14f);
REQUIRE(c[1] == 2.718f);
auto input_files = program.get<std::vector<std::string>>("--input_files");
REQUIRE(input_files.size() == 3);
REQUIRE(input_files[0] == "a.txt");
REQUIRE(input_files[1] == "b.txt");
REQUIRE(input_files[2] == "c.txt");
}
TEST_CASE("Parse compound toggle arguments with implicit values and nargs and "
"other positional arguments" *
test_suite("compound_arguments")) {
argparse::ArgumentParser program("test");
program.add_argument("numbers")
.nargs(3)
.action([](const std::string& value) { return std::stoi(value); });
program.add_argument("-a")
.default_value(false)
.implicit_value(true);
program.add_argument("-b")
.default_value(false)
.implicit_value(true);
program.add_argument("-c")
.nargs(2)
.action([](const std::string& value) { return std::stof(value); });
program.add_argument("--input_files")
.nargs(3);
REQUIRE_THROWS(program.parse_args({ "./test.exe", "1", "-abc", "3.14", "2.718", "2", "--input_files", "a.txt", "b.txt", "c.txt", "3" }));
}
TEST_CASE("Parse out-of-order compound arguments" *
test_suite("compound_arguments")) {
argparse::ArgumentParser program("test");
program.add_argument("-a")
.default_value(false)
.implicit_value(true);
program.add_argument("-b")
.default_value(false)
.implicit_value(true);
program.add_argument("-c")
.nargs(2)
.action([](const std::string& value) { return std::stof(value); });
program.parse_args({ "./main", "-cab", "3.14", "2.718" });
auto a = program.get<bool>("-a"); // true
auto b = program.get<bool>("-b"); // true
auto c = program.get<std::vector<float>>("-c"); // {3.14f, 2.718f}
REQUIRE(a == true);
REQUIRE(b == true);
REQUIRE(program["-c"] == std::vector<float>{3.14f, 2.718f});
}
TEST_CASE("Parse out-of-order compound arguments. Second variation" *
test_suite("compound_arguments")) {
argparse::ArgumentParser program("test");
program.add_argument("-a")
.default_value(false)
.implicit_value(true);
program.add_argument("-b")
.default_value(false)
.implicit_value(true);
program.add_argument("-c")
.nargs(2)
.default_value(std::vector<float>{0.0f, 0.0f})
.action([](const std::string& value) { return std::stof(value); });
program.parse_args({"./main", "-cb"});
auto a = program.get<bool>("-a");
auto b = program.get<bool>("-b");
auto c = program.get<std::vector<float>>("-c");
REQUIRE(a == false);
REQUIRE(b == true);
REQUIRE(program["-c"] == std::vector<float>{0.0f, 0.0f});
}