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CLI11/tests/ConfigFileTest.cpp
Philip Top e29cb3f1b4
feat: support empty vector in TOML (#660) 
* add tests which suppose to pass

* Update ConfigFileTest.cpp

* Update ConfigFileTest.cpp

* style: pre-commit.ci fixes

* add the possibility for an empty vector result if allowed.

* style: pre-commit.ci fixes

* add empty vector command line tests

* update book and readme

* add no default test

Co-authored-by: puchneiner <90352207+puchneiner@users.noreply.github.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
2022-02-09 13:12:55 -05:00

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// Copyright (c) 2017-2021, University of Cincinnati, developed by Henry Schreiner
// under NSF AWARD 1414736 and by the respective contributors.
// All rights reserved.
//
// SPDX-License-Identifier: BSD-3-Clause
#include "app_helper.hpp"
#include <cstdio>
#include <sstream>
using Catch::Matchers::Contains;
TEST_CASE("StringBased: convert_arg_for_ini", "[config]") {
CHECK("\"\"" == CLI::detail::convert_arg_for_ini(std::string{}));
CHECK("true" == CLI::detail::convert_arg_for_ini("true"));
CHECK("nan" == CLI::detail::convert_arg_for_ini("nan"));
CHECK("\"happy hippo\"" == CLI::detail::convert_arg_for_ini("happy hippo"));
CHECK("47" == CLI::detail::convert_arg_for_ini("47"));
CHECK("47.365225" == CLI::detail::convert_arg_for_ini("47.365225"));
CHECK("+3.28e-25" == CLI::detail::convert_arg_for_ini("+3.28e-25"));
CHECK("-22E14" == CLI::detail::convert_arg_for_ini("-22E14"));
CHECK("'a'" == CLI::detail::convert_arg_for_ini("a"));
// hex
CHECK("0x5461FAED" == CLI::detail::convert_arg_for_ini("0x5461FAED"));
// hex fail
CHECK("\"0x5461FAEG\"" == CLI::detail::convert_arg_for_ini("0x5461FAEG"));
// octal
CHECK("0o546123567" == CLI::detail::convert_arg_for_ini("0o546123567"));
// octal fail
CHECK("\"0o546123587\"" == CLI::detail::convert_arg_for_ini("0o546123587"));
// binary
CHECK("0b01101110010" == CLI::detail::convert_arg_for_ini("0b01101110010"));
// binary fail
CHECK("\"0b01102110010\"" == CLI::detail::convert_arg_for_ini("0b01102110010"));
}
TEST_CASE("StringBased: IniJoin", "[config]") {
std::vector<std::string> items = {"one", "two", "three four"};
std::string result = "\"one\" \"two\" \"three four\"";
CHECK(result == CLI::detail::ini_join(items, ' ', '\0', '\0'));
result = "[\"one\", \"two\", \"three four\"]";
CHECK(result == CLI::detail::ini_join(items));
result = "{\"one\"; \"two\"; \"three four\"}";
CHECK(result == CLI::detail::ini_join(items, ';', '{', '}'));
}
TEST_CASE("StringBased: First", "[config]") {
std::stringstream ofile;
ofile << "one=three\n";
ofile << "two=four\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
CHECK(output.size() == 2u);
CHECK(output.at(0).name == "one");
CHECK(output.at(0).inputs.size() == 1u);
CHECK(output.at(0).inputs.at(0) == "three");
CHECK(output.at(1).name == "two");
CHECK(output.at(1).inputs.size() == 1u);
CHECK(output.at(1).inputs.at(0) == "four");
}
TEST_CASE("StringBased: FirstWithComments", "[config]") {
std::stringstream ofile;
ofile << ";this is a comment\n";
ofile << "one=three\n";
ofile << "two=four\n";
ofile << "; and another one\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
CHECK(output.size() == 2u);
CHECK(output.at(0).name == "one");
CHECK(output.at(0).inputs.size() == 1u);
CHECK(output.at(0).inputs.at(0) == "three");
CHECK(output.at(1).name == "two");
CHECK(output.at(1).inputs.size() == 1u);
CHECK(output.at(1).inputs.at(0) == "four");
}
TEST_CASE("StringBased: Quotes", "[config]") {
std::stringstream ofile;
ofile << R"(one = "three")" << '\n';
ofile << R"(two = 'four')" << '\n';
ofile << R"(five = "six and seven")" << '\n';
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
CHECK(output.size() == 3u);
CHECK(output.at(0).name == "one");
CHECK(output.at(0).inputs.size() == 1u);
CHECK(output.at(0).inputs.at(0) == "three");
CHECK(output.at(1).name == "two");
CHECK(output.at(1).inputs.size() == 1u);
CHECK(output.at(1).inputs.at(0) == "four");
CHECK(output.at(2).name == "five");
CHECK(output.at(2).inputs.size() == 1u);
CHECK(output.at(2).inputs.at(0) == "six and seven");
}
TEST_CASE("StringBased: Vector", "[config]") {
std::stringstream ofile;
ofile << "one = three\n";
ofile << "two = four\n";
ofile << "five = six and seven\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
CHECK(output.size() == 3u);
CHECK(output.at(0).name == "one");
CHECK(output.at(0).inputs.size() == 1u);
CHECK(output.at(0).inputs.at(0) == "three");
CHECK(output.at(1).name == "two");
CHECK(output.at(1).inputs.size() == 1u);
CHECK(output.at(1).inputs.at(0) == "four");
CHECK(output.at(2).name == "five");
CHECK(output.at(2).inputs.size() == 3u);
CHECK(output.at(2).inputs.at(0) == "six");
CHECK(output.at(2).inputs.at(1) == "and");
CHECK(output.at(2).inputs.at(2) == "seven");
}
TEST_CASE("StringBased: TomlVector", "[config]") {
std::stringstream ofile;
ofile << "one = [three]\n";
ofile << "two = [four]\n";
ofile << "five = [six, and, seven]\n";
ofile << "eight = [nine, \n"
"ten, eleven, twelve \n"
"]\n";
ofile << "one_more = [one, \n"
"two, three ] \n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
CHECK(output.size() == 5u);
CHECK(output.at(0).name == "one");
CHECK(output.at(0).inputs.size() == 1u);
CHECK(output.at(0).inputs.at(0) == "three");
CHECK(output.at(1).name == "two");
CHECK(output.at(1).inputs.size() == 1u);
CHECK(output.at(1).inputs.at(0) == "four");
CHECK(output.at(2).name == "five");
CHECK(output.at(2).inputs.size() == 3u);
CHECK(output.at(2).inputs.at(0) == "six");
CHECK(output.at(2).inputs.at(1) == "and");
CHECK(output.at(2).inputs.at(2) == "seven");
CHECK(output.at(3).name == "eight");
CHECK(output.at(3).inputs.size() == 4u);
CHECK(output.at(3).inputs.at(0) == "nine");
CHECK(output.at(3).inputs.at(1) == "ten");
CHECK(output.at(3).inputs.at(2) == "eleven");
CHECK(output.at(3).inputs.at(3) == "twelve");
CHECK(output.at(4).name == "one_more");
CHECK(output.at(4).inputs.size() == 3u);
CHECK(output.at(4).inputs.at(0) == "one");
CHECK(output.at(4).inputs.at(1) == "two");
CHECK(output.at(4).inputs.at(2) == "three");
}
TEST_CASE("StringBased: Spaces", "[config]") {
std::stringstream ofile;
ofile << "one = three\n";
ofile << "two = four";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
CHECK(output.size() == 2u);
CHECK(output.at(0).name == "one");
CHECK(output.at(0).inputs.size() == 1u);
CHECK(output.at(0).inputs.at(0) == "three");
CHECK(output.at(1).name == "two");
CHECK(output.at(1).inputs.size() == 1u);
CHECK(output.at(1).inputs.at(0) == "four");
}
TEST_CASE("StringBased: Sections", "[config]") {
std::stringstream ofile;
ofile << "one=three\n";
ofile << "[second]\n";
ofile << " two=four\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
CHECK(output.size() == 4u);
CHECK(output.at(0).name == "one");
CHECK(output.at(0).inputs.size() == 1u);
CHECK(output.at(0).inputs.at(0) == "three");
CHECK(output.at(2).name == "two");
CHECK(output.at(2).parents.at(0) == "second");
CHECK(output.at(2).inputs.size() == 1u);
CHECK(output.at(2).inputs.at(0) == "four");
CHECK(output.at(2).fullname() == "second.two");
}
TEST_CASE("StringBased: SpacesSections", "[config]") {
std::stringstream ofile;
ofile << "one=three\n\n";
ofile << "[second] \n";
ofile << " \n";
ofile << " two=four\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
CHECK(output.size() == 4u);
CHECK(output.at(0).name == "one");
CHECK(output.at(0).inputs.size() == 1u);
CHECK(output.at(0).inputs.at(0) == "three");
CHECK(output.at(1).parents.at(0) == "second");
CHECK(output.at(1).name == "++");
CHECK(output.at(2).name == "two");
CHECK(output.at(2).parents.size() == 1u);
CHECK(output.at(2).parents.at(0) == "second");
CHECK(output.at(2).inputs.size() == 1u);
CHECK(output.at(2).inputs.at(0) == "four");
CHECK(output.at(3).parents.at(0) == "second");
CHECK(output.at(3).name == "--");
}
// check function to make sure that open sections match close sections
bool checkSections(const std::vector<CLI::ConfigItem> &output) {
std::set<std::string> open;
for(auto &ci : output) {
if(ci.name == "++") {
auto nm = ci.fullname();
nm.pop_back();
nm.pop_back();
auto rv = open.insert(nm);
if(!rv.second) {
return false;
}
}
if(ci.name == "--") {
auto nm = ci.fullname();
nm.pop_back();
nm.pop_back();
auto rv = open.erase(nm);
if(rv != 1U) {
return false;
}
}
}
return open.empty();
}
TEST_CASE("StringBased: Layers", "[config]") {
std::stringstream ofile;
ofile << "simple = true\n\n";
ofile << "[other]\n";
ofile << "[other.sub2]\n";
ofile << "[other.sub2.sub-level2]\n";
ofile << "[other.sub2.sub-level2.sub-level3]\n";
ofile << "absolute_newest = true\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
// 2 flags and 4 openings and 4 closings
CHECK(output.size() == 10u);
CHECK(checkSections(output));
}
TEST_CASE("StringBased: LayersSkip", "[config]") {
std::stringstream ofile;
ofile << "simple = true\n\n";
ofile << "[other.sub2]\n";
ofile << "[other.sub2.sub-level2.sub-level3]\n";
ofile << "absolute_newest = true\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
// 2 flags and 4 openings and 4 closings
CHECK(output.size() == 10u);
CHECK(checkSections(output));
}
TEST_CASE("StringBased: LayersSkipOrdered", "[config]") {
std::stringstream ofile;
ofile << "simple = true\n\n";
ofile << "[other.sub2.sub-level2.sub-level3]\n";
ofile << "[other.sub2]\n";
ofile << "absolute_newest = true\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
// 2 flags and 4 openings and 4 closings
CHECK(output.size() == 12u);
CHECK(checkSections(output));
}
TEST_CASE("StringBased: LayersChange", "[config]") {
std::stringstream ofile;
ofile << "simple = true\n\n";
ofile << "[other.sub2]\n";
ofile << "[other.sub3]\n";
ofile << "absolute_newest = true\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
// 2 flags and 3 openings and 3 closings
CHECK(output.size() == 8u);
CHECK(checkSections(output));
}
TEST_CASE("StringBased: Layers2LevelChange", "[config]") {
std::stringstream ofile;
ofile << "simple = true\n\n";
ofile << "[other.sub2.cmd]\n";
ofile << "[other.sub3.cmd]\n";
ofile << "absolute_newest = true\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
// 2 flags and 5 openings and 5 closings
CHECK(output.size() == 12u);
CHECK(checkSections(output));
}
TEST_CASE("StringBased: Layers3LevelChange", "[config]") {
std::stringstream ofile;
ofile << "[other.sub2.subsub.cmd]\n";
ofile << "[other.sub3.subsub.cmd]\n";
ofile << "absolute_newest = true\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
// 1 flags and 7 openings and 7 closings
CHECK(output.size() == 15u);
CHECK(checkSections(output));
}
TEST_CASE("StringBased: newSegment", "[config]") {
std::stringstream ofile;
ofile << "[other.sub2.subsub.cmd]\n";
ofile << "flag = true\n";
ofile << "[another]\n";
ofile << "absolute_newest = true\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
// 2 flags and 5 openings and 5 closings
CHECK(output.size() == 12u);
CHECK(checkSections(output));
}
TEST_CASE("StringBased: LayersDirect", "[config]") {
std::stringstream ofile;
ofile << "simple = true\n\n";
ofile << "[other.sub2.sub-level2.sub-level3]\n";
ofile << "absolute_newest = true\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
// 2 flags and 4 openings and 4 closings
CHECK(output.size() == 10u);
CHECK(checkSections(output));
}
TEST_CASE("StringBased: LayersComplex", "[config]") {
std::stringstream ofile;
ofile << "simple = true\n\n";
ofile << "[other.sub2.sub-level2.sub-level3]\n";
ofile << "absolute_newest = true\n";
ofile << "[other.sub2.sub-level2]\n";
ofile << "still_newer = true\n";
ofile << "[other.sub2]\n";
ofile << "newest = true\n";
ofile.seekg(0, std::ios::beg);
std::vector<CLI::ConfigItem> output = CLI::ConfigINI().from_config(ofile);
// 4 flags and 6 openings and 6 closings
CHECK(output.size() == 16u);
CHECK(checkSections(output));
}
TEST_CASE("StringBased: file_error", "[config]") {
CHECK_THROWS_AS(CLI::ConfigINI().from_file("nonexist_file"), CLI::FileError);
}
TEST_CASE_METHOD(TApp, "IniNotRequired", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99" << std::endl;
out << "three=3" << std::endl;
}
int one = 0, two = 0, three = 0;
app.add_option("--one", one);
app.add_option("--two", two);
app.add_option("--three", three);
args = {"--one=1"};
run();
CHECK(one == 1);
CHECK(two == 99);
CHECK(three == 3);
one = two = three = 0;
args = {"--one=1", "--two=2"};
run();
CHECK(one == 1);
CHECK(two == 2);
CHECK(three == 3);
CHECK("TestIniTmp.ini" == app["--config"]->as<std::string>());
}
TEST_CASE_METHOD(TApp, "IniSuccessOnUnknownOption", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
app.allow_config_extras(true);
{
std::ofstream out{tmpini};
out << "three=3" << std::endl;
out << "two=99" << std::endl;
}
int two{0};
app.add_option("--two", two);
run();
CHECK(two == 99);
}
TEST_CASE_METHOD(TApp, "IniGetRemainingOption", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
app.allow_config_extras(true);
std::string ExtraOption = "three";
std::string ExtraOptionValue = "3";
{
std::ofstream out{tmpini};
out << ExtraOption << "=" << ExtraOptionValue << std::endl;
out << "two=99" << std::endl;
}
int two{0};
app.add_option("--two", two);
REQUIRE_NOTHROW(run());
std::vector<std::string> ExpectedRemaining = {ExtraOption};
CHECK(ExpectedRemaining == app.remaining());
}
TEST_CASE_METHOD(TApp, "IniGetNoRemaining", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
app.allow_config_extras(true);
{
std::ofstream out{tmpini};
out << "two=99" << std::endl;
}
int two{0};
app.add_option("--two", two);
REQUIRE_NOTHROW(run());
CHECK(0u == app.remaining().size());
}
TEST_CASE_METHOD(TApp, "IniRequiredNoDefault", "[config]") {
app.set_config("--config")->required();
int two{0};
app.add_option("--two", two);
REQUIRE_THROWS_AS(run(), CLI::FileError);
// test to make sure help still gets called correctly
// GitHub issue #533 https://github.com/CLIUtils/CLI11/issues/553
args = {"--help"};
REQUIRE_THROWS_AS(run(), CLI::CallForHelp);
}
TEST_CASE_METHOD(TApp, "IniNotRequiredNoDefault", "[config]") {
app.set_config("--config");
int two{0};
app.add_option("--two", two);
REQUIRE_NOTHROW(run());
}
/// Define a class for testing purposes that does bad things
class EvilConfig : public CLI::Config {
public:
EvilConfig() = default;
virtual std::string to_config(const CLI::App *, bool, bool, std::string) const { throw CLI::FileError("evil"); }
virtual std::vector<CLI::ConfigItem> from_config(std::istream &) const { throw CLI::FileError("evil"); }
};
TEST_CASE_METHOD(TApp, "IniRequiredbadConfigurator", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99" << std::endl;
out << "three=3" << std::endl;
}
app.set_config("--config", tmpini)->required();
app.config_formatter(std::make_shared<EvilConfig>());
int two{0};
app.add_option("--two", two);
REQUIRE_THROWS_AS(run(), CLI::FileError);
}
TEST_CASE_METHOD(TApp, "IniNotRequiredbadConfigurator", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99" << std::endl;
out << "three=3" << std::endl;
}
app.set_config("--config", tmpini);
app.config_formatter(std::make_shared<EvilConfig>());
int two{0};
app.add_option("--two", two);
REQUIRE_NOTHROW(run());
}
TEST_CASE_METHOD(TApp, "IniNotRequiredNotDefault", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
TempFile tmpini2{"TestIniTmp2.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99" << std::endl;
out << "three=3" << std::endl;
}
{
std::ofstream out{tmpini2};
out << "[default]" << std::endl;
out << "two=98" << std::endl;
out << "three=4" << std::endl;
}
int one{0}, two{0}, three{0};
app.add_option("--one", one);
app.add_option("--two", two);
app.add_option("--three", three);
run();
CHECK(tmpini.c_str() == app["--config"]->as<std::string>());
CHECK(two == 99);
CHECK(three == 3);
args = {"--config", tmpini2};
run();
CHECK(two == 98);
CHECK(three == 4);
CHECK(tmpini2.c_str() == app.get_config_ptr()->as<std::string>());
}
TEST_CASE_METHOD(TApp, "MultiConfig", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
TempFile tmpini2{"TestIniTmp2.ini"};
app.set_config("--config")->expected(1, 3);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99" << std::endl;
out << "three=3" << std::endl;
}
{
std::ofstream out{tmpini2};
out << "[default]" << std::endl;
out << "one=55" << std::endl;
out << "three=4" << std::endl;
}
int one{0}, two{0}, three{0};
app.add_option("--one", one);
app.add_option("--two", two);
app.add_option("--three", three);
args = {"--config", tmpini2, "--config", tmpini};
run();
CHECK(two == 99);
CHECK(three == 3);
CHECK(one == 55);
args = {"--config", tmpini, "--config", tmpini2};
run();
CHECK(two == 99);
CHECK(three == 4);
CHECK(one == 55);
}
TEST_CASE_METHOD(TApp, "MultiConfig_single", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
TempFile tmpini2{"TestIniTmp2.ini"};
app.set_config("--config")->multi_option_policy(CLI::MultiOptionPolicy::TakeLast);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99" << std::endl;
out << "three=3" << std::endl;
}
{
std::ofstream out{tmpini2};
out << "[default]" << std::endl;
out << "one=55" << std::endl;
out << "three=4" << std::endl;
}
int one{0}, two{0}, three{0};
app.add_option("--one", one);
app.add_option("--two", two);
app.add_option("--three", three);
args = {"--config", tmpini2, "--config", tmpini};
run();
CHECK(two == 99);
CHECK(three == 3);
CHECK(one == 0);
two = 0;
args = {"--config", tmpini, "--config", tmpini2};
run();
CHECK(two == 0);
CHECK(three == 4);
CHECK(one == 55);
}
TEST_CASE_METHOD(TApp, "IniRequiredNotFound", "[config]") {
std::string noini = "TestIniNotExist.ini";
app.set_config("--config", noini, "", true);
CHECK_THROWS_AS(run(), CLI::FileError);
}
TEST_CASE_METHOD(TApp, "IniNotRequiredPassedNotFound", "[config]") {
std::string noini = "TestIniNotExist.ini";
app.set_config("--config", "", "", false);
args = {"--config", noini};
CHECK_THROWS_AS(run(), CLI::FileError);
}
TEST_CASE_METHOD(TApp, "IniOverwrite", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99" << std::endl;
}
std::string orig = "filename_not_exist.ini";
std::string next = "TestIniTmp.ini";
app.set_config("--config", orig);
// Make sure this can be overwritten
app.set_config("--conf", next);
int two{7};
app.add_option("--two", two);
run();
CHECK(two == 99);
}
TEST_CASE_METHOD(TApp, "IniRequired", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini, "", true);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99" << std::endl;
out << "three=3" << std::endl;
}
int one{0}, two{0}, three{0};
app.add_option("--one", one)->required();
app.add_option("--two", two)->required();
app.add_option("--three", three)->required();
args = {"--one=1"};
run();
CHECK(1 == one);
CHECK(99 == two);
CHECK(3 == three);
one = two = three = 0;
args = {"--one=1", "--two=2"};
CHECK_NOTHROW(run());
CHECK(1 == one);
CHECK(2 == two);
CHECK(3 == three);
args = {};
CHECK_THROWS_AS(run(), CLI::RequiredError);
args = {"--two=2"};
CHECK_THROWS_AS(run(), CLI::RequiredError);
}
TEST_CASE_METHOD(TApp, "IniInlineComment", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini, "", true);
app.config_formatter(std::make_shared<CLI::ConfigINI>());
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99 ; this is a two" << std::endl;
out << "three=3; this is a three" << std::endl;
}
int one{0}, two{0}, three{0};
app.add_option("--one", one)->required();
app.add_option("--two", two)->required();
app.add_option("--three", three)->required();
args = {"--one=1"};
run();
CHECK(1 == one);
CHECK(99 == two);
CHECK(3 == three);
one = two = three = 0;
args = {"--one=1", "--two=2"};
CHECK_NOTHROW(run());
CHECK(1 == one);
CHECK(2 == two);
CHECK(3 == three);
args = {};
CHECK_THROWS_AS(run(), CLI::RequiredError);
args = {"--two=2"};
CHECK_THROWS_AS(run(), CLI::RequiredError);
}
TEST_CASE_METHOD(TApp, "TomlInlineComment", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini, "", true);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99 # this is a two" << std::endl;
out << "three=3# this is a three" << std::endl;
}
int one{0}, two{0}, three{0};
app.add_option("--one", one)->required();
app.add_option("--two", two)->required();
app.add_option("--three", three)->required();
args = {"--one=1"};
run();
CHECK(1 == one);
CHECK(99 == two);
CHECK(3 == three);
one = two = three = 0;
args = {"--one=1", "--two=2"};
CHECK_NOTHROW(run());
CHECK(1 == one);
CHECK(2 == two);
CHECK(3 == three);
args = {};
CHECK_THROWS_AS(run(), CLI::RequiredError);
args = {"--two=2"};
CHECK_THROWS_AS(run(), CLI::RequiredError);
}
TEST_CASE_METHOD(TApp, "ConfigModifiers", "[config]") {
app.set_config("--config", "test.ini", "", true);
auto cfgptr = app.get_config_formatter_base();
cfgptr->section("test");
CHECK(cfgptr->section() == "test");
CHECK(cfgptr->sectionRef() == "test");
auto &sref = cfgptr->sectionRef();
sref = "this";
CHECK(cfgptr->section() == "this");
cfgptr->index(5);
CHECK(cfgptr->index() == 5);
CHECK(cfgptr->indexRef() == 5);
auto &iref = cfgptr->indexRef();
iref = 7;
CHECK(cfgptr->index() == 7);
}
TEST_CASE_METHOD(TApp, "IniVector", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=2 3" << std::endl;
out << "three=1 2 3" << std::endl;
}
std::vector<int> two, three;
app.add_option("--two", two)->expected(2)->required();
app.add_option("--three", three)->required();
run();
CHECK(two == std::vector<int>({2, 3}));
CHECK(three == std::vector<int>({1, 2, 3}));
}
TEST_CASE_METHOD(TApp, "TOMLVector", "[config]") {
TempFile tmptoml{"TestTomlTmp.toml"};
app.set_config("--config", tmptoml);
{
std::ofstream out{tmptoml};
out << "#this is a comment line\n";
out << "[default]\n";
out << "two=[2,3]\n";
out << "three=[1,2,3]\n";
}
std::vector<int> two, three;
app.add_option("--two", two)->expected(2)->required();
app.add_option("--three", three)->required();
run();
CHECK(two == std::vector<int>({2, 3}));
CHECK(three == std::vector<int>({1, 2, 3}));
}
TEST_CASE_METHOD(TApp, "ColonValueSep", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "#this is a comment line\n";
out << "[default]\n";
out << "two:2\n";
out << "three:3\n";
}
int two{0}, three{0};
app.add_option("--two", two);
app.add_option("--three", three);
app.get_config_formatter_base()->valueSeparator(':');
run();
CHECK(two == 2);
CHECK(three == 3);
}
TEST_CASE_METHOD(TApp, "TOMLVectordirect", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
app.config_formatter(std::make_shared<CLI::ConfigTOML>());
{
std::ofstream out{tmpini};
out << "#this is a comment line\n";
out << "[default]\n";
out << "two=[2,3]\n";
out << "three=[1,2,3]\n";
}
std::vector<int> two, three;
app.add_option("--two", two)->expected(2)->required();
app.add_option("--three", three)->required();
run();
CHECK(two == std::vector<int>({2, 3}));
CHECK(three == std::vector<int>({1, 2, 3}));
}
TEST_CASE_METHOD(TApp, "TOMLStringVector", "[config]") {
TempFile tmptoml{"TestTomlTmp.toml"};
app.set_config("--config", tmptoml);
{
std::ofstream out{tmptoml};
out << "#this is a comment line\n";
out << "[default]\n";
out << "zero1=[]\n";
out << "zero2={}\n";
out << "zero3={}\n";
out << "nzero={}\n";
out << "one=[\"1\"]\n";
out << "two=[\"2\",\"3\"]\n";
out << "three=[\"1\",\"2\",\"3\"]\n";
}
std::vector<std::string> nzero, zero1, zero2, zero3, one, two, three;
app.add_option("--zero1", zero1)->required()->expected(0, 99)->default_str("{}");
app.add_option("--zero2", zero2)->required()->expected(0, 99)->default_val(std::vector<std::string>{});
// if no default is specified the argument results in an empty string
app.add_option("--zero3", zero3)->required()->expected(0, 99);
app.add_option("--nzero", nzero)->required();
app.add_option("--one", one)->required();
app.add_option("--two", two)->required();
app.add_option("--three", three)->required();
run();
CHECK(zero1 == std::vector<std::string>({}));
CHECK(zero2 == std::vector<std::string>({}));
CHECK(zero3 == std::vector<std::string>({""}));
CHECK(nzero == std::vector<std::string>({"{}"}));
CHECK(one == std::vector<std::string>({"1"}));
CHECK(two == std::vector<std::string>({"2", "3"}));
CHECK(three == std::vector<std::string>({"1", "2", "3"}));
}
TEST_CASE_METHOD(TApp, "IniVectorCsep", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "#this is a comment line\n";
out << "[default]\n";
out << "zero1=[]\n";
out << "zero2=[]\n";
out << "one=[1]\n";
out << "two=[2,3]\n";
out << "three=1,2,3\n";
}
std::vector<int> zero1, zero2, one, two, three;
app.add_option("--zero1", zero1)->required()->expected(0, 99)->default_str("{}");
app.add_option("--zero2", zero2)->required()->expected(0, 99)->default_val(std::vector<int>{});
app.add_option("--one", one)->required();
app.add_option("--two", two)->expected(2)->required();
app.add_option("--three", three)->required();
run();
CHECK(zero1 == std::vector<int>({}));
CHECK(zero2 == std::vector<int>({}));
CHECK(one == std::vector<int>({1}));
CHECK(two == std::vector<int>({2, 3}));
CHECK(three == std::vector<int>({1, 2, 3}));
}
TEST_CASE_METHOD(TApp, "IniVectorMultiple", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "#this is a comment line\n";
out << "[default]\n";
out << "two=2\n";
out << "two=3\n";
out << "three=1\n";
out << "three=2\n";
out << "three=3\n";
}
std::vector<int> two, three;
app.add_option("--two", two)->expected(2)->required();
app.add_option("--three", three)->required();
run();
CHECK(two == std::vector<int>({2, 3}));
CHECK(three == std::vector<int>({1, 2, 3}));
}
TEST_CASE_METHOD(TApp, "IniLayered", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
out << "[subcom]" << std::endl;
out << "val=2" << std::endl;
out << "subsubcom.val=3" << std::endl;
}
int one{0}, two{0}, three{0};
app.add_option("--val", one);
auto subcom = app.add_subcommand("subcom");
subcom->add_option("--val", two);
auto subsubcom = subcom->add_subcommand("subsubcom");
subsubcom->add_option("--val", three);
run();
CHECK(one == 1);
CHECK(two == 2);
CHECK(three == 3);
CHECK(0U == subcom->count());
CHECK(!*subcom);
}
TEST_CASE_METHOD(TApp, "IniLayeredStream", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
out << "[subcom]" << std::endl;
out << "val=2" << std::endl;
out << "subsubcom.val=3" << std::endl;
}
int one{0}, two{0}, three{0};
app.add_option("--val", one);
auto subcom = app.add_subcommand("subcom");
subcom->add_option("--val", two);
auto subsubcom = subcom->add_subcommand("subsubcom");
subsubcom->add_option("--val", three);
std::ifstream in{tmpini};
app.parse_from_stream(in);
CHECK(one == 1);
CHECK(two == 2);
CHECK(three == 3);
CHECK(0U == subcom->count());
CHECK(!*subcom);
}
TEST_CASE_METHOD(TApp, "IniLayeredDotSection", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
out << "[subcom]" << std::endl;
out << "val=2" << std::endl;
out << "[subcom.subsubcom]" << std::endl;
out << "val=3" << std::endl;
}
int one{0}, two{0}, three{0};
app.add_option("--val", one);
auto subcom = app.add_subcommand("subcom");
subcom->add_option("--val", two);
auto subsubcom = subcom->add_subcommand("subsubcom");
subsubcom->add_option("--val", three);
run();
CHECK(one == 1);
CHECK(two == 2);
CHECK(three == 3);
CHECK(0U == subcom->count());
CHECK(!*subcom);
three = 0;
// check maxlayers
app.get_config_formatter_base()->maxLayers(1);
run();
CHECK(three == 0);
}
TEST_CASE_METHOD(TApp, "IniLayeredCustomSectionSeparator", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
out << "[subcom]" << std::endl;
out << "val=2" << std::endl;
out << "[subcom|subsubcom]" << std::endl;
out << "val=3" << std::endl;
}
app.get_config_formatter_base()->parentSeparator('|');
int one{0}, two{0}, three{0};
app.add_option("--val", one);
auto subcom = app.add_subcommand("subcom");
subcom->add_option("--val", two);
auto subsubcom = subcom->add_subcommand("subsubcom");
subsubcom->add_option("--val", three);
run();
CHECK(one == 1);
CHECK(two == 2);
CHECK(three == 3);
CHECK(0U == subcom->count());
CHECK(!*subcom);
}
TEST_CASE_METHOD(TApp, "IniLayeredOptionGroupAlias", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
out << "[ogroup]" << std::endl;
out << "val2=2" << std::endl;
}
int one{0}, two{0};
app.add_option("--val", one);
auto subcom = app.add_option_group("ogroup")->alias("ogroup");
subcom->add_option("--val2", two);
run();
CHECK(one == 1);
CHECK(two == 2);
}
TEST_CASE_METHOD(TApp, "IniSubcommandConfigurable", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
out << "[subcom]" << std::endl;
out << "val=2" << std::endl;
out << "subsubcom.val=3" << std::endl;
}
int one{0}, two{0}, three{0};
app.add_option("--val", one);
auto subcom = app.add_subcommand("subcom");
subcom->configurable();
subcom->add_option("--val", two);
auto subsubcom = subcom->add_subcommand("subsubcom");
subsubcom->add_option("--val", three);
run();
CHECK(one == 1);
CHECK(two == 2);
CHECK(three == 3);
CHECK(1U == subcom->count());
CHECK(*subcom);
CHECK(app.got_subcommand(subcom));
}
TEST_CASE_METHOD(TApp, "IniSubcommandConfigurablePreParse", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
out << "[subcom]" << std::endl;
out << "val=2" << std::endl;
out << "subsubcom.val=3" << std::endl;
}
int one{0}, two{0}, three{0}, four{0};
app.add_option("--val", one);
auto subcom = app.add_subcommand("subcom");
auto subcom2 = app.add_subcommand("subcom2");
subcom->configurable();
std::vector<std::size_t> parse_c;
subcom->preparse_callback([&parse_c](std::size_t cnt) { parse_c.push_back(cnt); });
subcom->add_option("--val", two);
subcom2->add_option("--val", four);
subcom2->preparse_callback([&parse_c](std::size_t cnt) { parse_c.push_back(cnt + 2623); });
auto subsubcom = subcom->add_subcommand("subsubcom");
subsubcom->add_option("--val", three);
run();
CHECK(one == 1);
CHECK(two == 2);
CHECK(three == 3);
CHECK(four == 0);
CHECK(1U == parse_c.size());
CHECK(2U == parse_c[0]);
CHECK(0U == subcom2->count());
}
TEST_CASE_METHOD(TApp, "IniSection", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
app.get_config_formatter_base()->section("config");
{
std::ofstream out{tmpini};
out << "[config]" << std::endl;
out << "val=2" << std::endl;
out << "subsubcom.val=3" << std::endl;
out << "[default]" << std::endl;
out << "val=1" << std::endl;
}
int val{0};
app.add_option("--val", val);
run();
CHECK(2 == val);
}
TEST_CASE_METHOD(TApp, "IniSection2", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
app.get_config_formatter_base()->section("config");
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
out << "[config]" << std::endl;
out << "val=2" << std::endl;
out << "subsubcom.val=3" << std::endl;
}
int val{0};
app.add_option("--val", val);
run();
CHECK(2 == val);
}
TEST_CASE_METHOD(TApp, "jsonLikeParsing", "[config]") {
TempFile tmpjson{"TestJsonTmp.json"};
app.set_config("--config", tmpjson);
app.get_config_formatter_base()->valueSeparator(':');
{
std::ofstream out{tmpjson};
out << "{" << std::endl;
out << "\"val\":1," << std::endl;
out << "\"val2\":\"test\"," << std::endl;
out << "\"flag\":true" << std::endl;
out << "}" << std::endl;
}
int val{0};
app.add_option("--val", val);
std::string val2{0};
app.add_option("--val2", val2);
bool flag{false};
app.add_flag("--flag", flag);
run();
CHECK(1 == val);
CHECK(val2 == "test");
CHECK(flag);
}
TEST_CASE_METHOD(TApp, "TomlSectionNumber", "[config]") {
TempFile tmpini{"TestTomlTmp.toml"};
app.set_config("--config", tmpini);
app.get_config_formatter_base()->section("config")->index(0);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
out << "[[config]]" << std::endl;
out << "val=2" << std::endl;
out << "subsubcom.val=3" << std::endl;
out << "[[config]]" << std::endl;
out << "val=4" << std::endl;
out << "subsubcom.val=3" << std::endl;
out << "[[config]]" << std::endl;
out << "val=6" << std::endl;
out << "subsubcom.val=3" << std::endl;
}
int val{0};
app.add_option("--val", val);
run();
CHECK(2 == val);
auto &index = app.get_config_formatter_base()->indexRef();
index = 1;
run();
CHECK(4 == val);
index = -1;
run();
// Take the first section in this case
CHECK(2 == val);
index = 2;
run();
CHECK(6 == val);
}
TEST_CASE_METHOD(TApp, "IniSubcommandConfigurableParseComplete", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
out << "[subcom]" << std::endl;
out << "val=2" << std::endl;
out << "[subcom.subsubcom]" << std::endl;
out << "val=3" << std::endl;
}
int one{0}, two{0}, three{0}, four{0};
app.add_option("--val", one);
auto subcom = app.add_subcommand("subcom");
auto subcom2 = app.add_subcommand("subcom2");
subcom->configurable();
std::vector<std::size_t> parse_c;
subcom->parse_complete_callback([&parse_c]() { parse_c.push_back(58); });
subcom->add_option("--val", two);
subcom2->add_option("--val", four);
subcom2->parse_complete_callback([&parse_c]() { parse_c.push_back(2623); });
auto subsubcom = subcom->add_subcommand("subsubcom");
// configurable should be inherited
subsubcom->parse_complete_callback([&parse_c]() { parse_c.push_back(68); });
subsubcom->add_option("--val", three);
run();
CHECK(one == 1);
CHECK(two == 2);
CHECK(three == 3);
CHECK(four == 0);
REQUIRE(2u == parse_c.size());
CHECK(68U == parse_c[0]);
CHECK(58U == parse_c[1]);
CHECK(1u == subsubcom->count());
CHECK(0u == subcom2->count());
}
TEST_CASE_METHOD(TApp, "IniSubcommandMultipleSections", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
out << "[subcom]" << std::endl;
out << "val=2" << std::endl;
out << "[subcom.subsubcom]" << std::endl;
out << "val=3" << std::endl;
out << "[subcom2]" << std::endl;
out << "val=4" << std::endl;
}
int one{0}, two{0}, three{0}, four{0};
app.add_option("--val", one);
auto subcom = app.add_subcommand("subcom");
auto subcom2 = app.add_subcommand("subcom2");
subcom->configurable();
std::vector<std::size_t> parse_c;
subcom->parse_complete_callback([&parse_c]() { parse_c.push_back(58); });
subcom->add_option("--val", two);
subcom2->add_option("--val", four);
subcom2->parse_complete_callback([&parse_c]() { parse_c.push_back(2623); });
subcom2->configurable(false);
auto subsubcom = subcom->add_subcommand("subsubcom");
// configurable should be inherited
subsubcom->parse_complete_callback([&parse_c]() { parse_c.push_back(68); });
subsubcom->add_option("--val", three);
run();
CHECK(one == 1);
CHECK(two == 2);
CHECK(three == 3);
CHECK(four == 4);
REQUIRE(2u == parse_c.size());
CHECK(68U == parse_c[0]);
CHECK(58U == parse_c[1]);
CHECK(1u == subsubcom->count());
CHECK(0u == subcom2->count());
}
TEST_CASE_METHOD(TApp, "DuplicateSubcommandCallbacks", "[config]") {
TempFile tmptoml{"TesttomlTmp.toml"};
app.set_config("--config", tmptoml);
{
std::ofstream out{tmptoml};
out << "[[foo]]" << std::endl;
out << "[[foo]]" << std::endl;
out << "[[foo]]" << std::endl;
}
auto foo = app.add_subcommand("foo");
int count{0};
foo->callback([&count]() { ++count; });
foo->immediate_callback();
CHECK(foo->get_immediate_callback());
foo->configurable();
run();
CHECK(3 == count);
}
TEST_CASE_METHOD(TApp, "IniFailure", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
app.allow_config_extras(false);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
}
CHECK_THROWS_AS(run(), CLI::ConfigError);
}
TEST_CASE_METHOD(TApp, "IniConfigurable", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
bool value{false};
app.add_flag("--val", value)->configurable(true);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
}
REQUIRE_NOTHROW(run());
CHECK(value);
}
TEST_CASE_METHOD(TApp, "IniNotConfigurable", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
bool value{false};
app.add_flag("--val", value)->configurable(false);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "val=1" << std::endl;
}
CHECK_THROWS_AS(run(), CLI::ConfigError);
}
TEST_CASE_METHOD(TApp, "IniSubFailure", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.add_subcommand("other");
app.set_config("--config", tmpini);
app.allow_config_extras(false);
{
std::ofstream out{tmpini};
out << "[other]" << std::endl;
out << "val=1" << std::endl;
}
CHECK_THROWS_AS(run(), CLI::ConfigError);
}
TEST_CASE_METHOD(TApp, "IniNoSubFailure", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
app.allow_config_extras(CLI::config_extras_mode::error);
{
std::ofstream out{tmpini};
out << "[other]" << std::endl;
out << "val=1" << std::endl;
}
CHECK_THROWS_AS(run(), CLI::ConfigError);
}
TEST_CASE_METHOD(TApp, "IniFlagConvertFailure", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.add_flag("--flag");
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "flag=moobook" << std::endl;
}
run();
bool result{false};
auto *opt = app.get_option("--flag");
CHECK_THROWS_AS(opt->results(result), CLI::ConversionError);
std::string res;
opt->results(res);
CHECK("moobook" == res);
}
TEST_CASE_METHOD(TApp, "IniFlagNumbers", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
bool boo{false};
app.add_flag("--flag", boo);
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "flag=3" << std::endl;
}
REQUIRE_NOTHROW(run());
CHECK(boo);
}
TEST_CASE_METHOD(TApp, "IniFlagDual", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
bool boo{false};
app.config_formatter(std::make_shared<CLI::ConfigINI>());
app.add_flag("--flag", boo);
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "flag=1 1" << std::endl;
}
CHECK_THROWS_AS(run(), CLI::ConversionError);
}
TEST_CASE_METHOD(TApp, "IniShort", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
int key{0};
app.add_option("--flag,-f", key);
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "f=3" << std::endl;
}
REQUIRE_NOTHROW(run());
CHECK(3 == key);
}
TEST_CASE_METHOD(TApp, "IniDefaultPath", "[config]") {
TempFile tmpini{"../TestIniTmp.ini"};
int key{0};
app.add_option("--flag,-f", key);
app.set_config("--config", "TestIniTmp.ini")->transform(CLI::FileOnDefaultPath("../"));
{
std::ofstream out{tmpini};
out << "f=3" << std::endl;
}
REQUIRE_NOTHROW(run());
CHECK(3 == key);
}
TEST_CASE_METHOD(TApp, "IniMultipleDefaultPath", "[config]") {
TempFile tmpini{"../TestIniTmp.ini"};
int key{0};
app.add_option("--flag,-f", key);
auto *cfgOption = app.set_config("--config", "doesnotexist.ini")
->transform(CLI::FileOnDefaultPath("../"))
->transform(CLI::FileOnDefaultPath("../other", false));
{
std::ofstream out{tmpini};
out << "f=3" << std::endl;
}
args = {"--config", "TestIniTmp.ini"};
REQUIRE_NOTHROW(run());
CHECK(3 == key);
CHECK(cfgOption->as<std::string>() == "../TestIniTmp.ini");
}
TEST_CASE_METHOD(TApp, "IniMultipleDefaultPathAlternate", "[config]") {
TempFile tmpini{"../TestIniTmp.ini"};
int key{0};
app.add_option("--flag,-f", key);
auto *cfgOption = app.set_config("--config", "doesnotexist.ini")
->transform(CLI::FileOnDefaultPath("../other") | CLI::FileOnDefaultPath("../"));
{
std::ofstream out{tmpini};
out << "f=3" << std::endl;
}
args = {"--config", "TestIniTmp.ini"};
REQUIRE_NOTHROW(run());
CHECK(3 == key);
CHECK(cfgOption->as<std::string>() == "../TestIniTmp.ini");
}
TEST_CASE_METHOD(TApp, "IniPositional", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
int key{0};
app.add_option("key", key);
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "key=3" << std::endl;
}
REQUIRE_NOTHROW(run());
CHECK(3 == key);
}
TEST_CASE_METHOD(TApp, "IniEnvironmental", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
int key{0};
app.add_option("key", key)->envname("CLI11_TEST_ENV_KEY_TMP");
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "CLI11_TEST_ENV_KEY_TMP=3" << std::endl;
}
REQUIRE_NOTHROW(run());
CHECK(3 == key);
}
TEST_CASE_METHOD(TApp, "IniFlagText", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
bool flag1{false}, flag2{false}, flag3{false}, flag4{false};
app.add_flag("--flag1", flag1);
app.add_flag("--flag2", flag2);
app.add_flag("--flag3", flag3);
app.add_flag("--flag4", flag4);
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "flag1=true" << std::endl;
out << "flag2=on" << std::endl;
out << "flag3=off" << std::endl;
out << "flag4=1" << std::endl;
}
run();
CHECK(flag1);
CHECK(flag2);
CHECK(!flag3);
CHECK(flag4);
}
TEST_CASE_METHOD(TApp, "IniFlags", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=2" << std::endl;
out << "three=true" << std::endl;
out << "four=on" << std::endl;
out << "five" << std::endl;
}
int two{0};
bool three{false}, four{false}, five{false};
app.add_flag("--two", two);
app.add_flag("--three", three);
app.add_flag("--four", four);
app.add_flag("--five", five);
run();
CHECK(two == 2);
CHECK(three);
CHECK(four);
CHECK(five);
}
TEST_CASE_METHOD(TApp, "IniFalseFlags", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=-2" << std::endl;
out << "three=false" << std::endl;
out << "four=1" << std::endl;
out << "five" << std::endl;
}
int two{0};
bool three{false}, four{false}, five{false};
app.add_flag("--two", two);
app.add_flag("--three", three);
app.add_flag("--four", four);
app.add_flag("--five", five);
run();
CHECK(two == -2);
CHECK(!three);
CHECK(four);
CHECK(five);
}
TEST_CASE_METHOD(TApp, "IniFalseFlagsDef", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=2" << std::endl;
out << "three=true" << std::endl;
out << "four=on" << std::endl;
out << "five" << std::endl;
}
int two{0};
bool three{false}, four{false}, five{false};
app.add_flag("--two{false}", two);
app.add_flag("--three", three);
app.add_flag("!--four", four);
app.add_flag("--five", five);
run();
CHECK(two == -2);
CHECK(three);
CHECK(!four);
CHECK(five);
}
TEST_CASE_METHOD(TApp, "IniFalseFlagsDefDisableOverrideError", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=2" << std::endl;
out << "four=on" << std::endl;
out << "five" << std::endl;
}
int two{0};
bool four{false}, five{false};
app.add_flag("--two{false}", two)->disable_flag_override();
app.add_flag("!--four", four);
app.add_flag("--five", five);
CHECK_THROWS_AS(run(), CLI::ArgumentMismatch);
}
TEST_CASE_METHOD(TApp, "IniFalseFlagsDefDisableOverrideSuccess", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=2" << std::endl;
out << "four={}" << std::endl;
out << "val=15" << std::endl;
}
int two{0}, four{0}, val{0};
app.add_flag("--two{2}", two)->disable_flag_override();
app.add_flag("--four{4}", four)->disable_flag_override();
app.add_flag("--val", val);
run();
CHECK(two == 2);
CHECK(four == 4);
CHECK(val == 15);
}
TEST_CASE_METHOD(TApp, "TomlOutputSimple", "[config]") {
int v{0};
app.add_option("--simple", v);
args = {"--simple=3"};
run();
std::string str = app.config_to_str();
CHECK(str == "simple=3\n");
}
TEST_CASE_METHOD(TApp, "TomlOutputShort", "[config]") {
int v{0};
app.add_option("-s", v);
args = {"-s3"};
run();
std::string str = app.config_to_str();
CHECK(str == "s=3\n");
}
TEST_CASE_METHOD(TApp, "TomlOutputPositional", "[config]") {
int v{0};
app.add_option("pos", v);
args = {"3"};
run();
std::string str = app.config_to_str();
CHECK(str == "pos=3\n");
}
// try the output with environmental only arguments
TEST_CASE_METHOD(TApp, "TomlOutputEnvironmental", "[config]") {
put_env("CLI11_TEST_ENV_TMP", "2");
int val{1};
app.add_option(std::string{}, val)->envname("CLI11_TEST_ENV_TMP");
run();
CHECK(val == 2);
std::string str = app.config_to_str();
CHECK(str == "CLI11_TEST_ENV_TMP=2\n");
unset_env("CLI11_TEST_ENV_TMP");
}
TEST_CASE_METHOD(TApp, "TomlOutputNoConfigurable", "[config]") {
int v1{0}, v2{0};
app.add_option("--simple", v1);
app.add_option("--noconf", v2)->configurable(false);
args = {"--simple=3", "--noconf=2"};
run();
std::string str = app.config_to_str();
CHECK(str == "simple=3\n");
}
TEST_CASE_METHOD(TApp, "TomlOutputShortSingleDescription", "[config]") {
std::string flag = "some_flag";
const std::string description = "Some short description.";
app.add_flag("--" + flag, description);
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("# " + description + "\n" + flag + "=false\n"));
}
TEST_CASE_METHOD(TApp, "TomlOutputShortDoubleDescription", "[config]") {
std::string flag1 = "flagnr1";
std::string flag2 = "flagnr2";
const std::string description1 = "First description.";
const std::string description2 = "Second description.";
app.add_flag("--" + flag1, description1);
app.add_flag("--" + flag2, description2);
run();
std::string str = app.config_to_str(true, true);
std::string ans = "# " + description1 + "\n" + flag1 + "=false\n\n# " + description2 + "\n" + flag2 + "=false\n";
CHECK_THAT(str, Contains(ans));
}
TEST_CASE_METHOD(TApp, "TomlOutputGroups", "[config]") {
std::string flag1 = "flagnr1";
std::string flag2 = "flagnr2";
const std::string description1 = "First description.";
const std::string description2 = "Second description.";
app.add_flag("--" + flag1, description1)->group("group1");
app.add_flag("--" + flag2, description2)->group("group2");
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("group1"));
CHECK_THAT(str, Contains("group2"));
}
TEST_CASE_METHOD(TApp, "TomlOutputHiddenOptions", "[config]") {
std::string flag1 = "flagnr1";
std::string flag2 = "flagnr2";
double val{12.7};
const std::string description1 = "First description.";
const std::string description2 = "Second description.";
app.add_flag("--" + flag1, description1)->group("group1");
app.add_flag("--" + flag2, description2)->group("group2");
app.add_option("--dval", val)->capture_default_str()->group("");
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("group1"));
CHECK_THAT(str, Contains("group2"));
CHECK_THAT(str, Contains("dval=12.7"));
auto loc = str.find("dval=12.7");
auto locg1 = str.find("group1");
CHECK(loc < locg1);
// make sure it doesn't come twice
loc = str.find("dval=12.7", loc + 4);
CHECK(std::string::npos == loc);
}
TEST_CASE_METHOD(TApp, "TomlOutputAppMultiLineDescription", "[config]") {
app.description("Some short app description.\n"
"That has multiple lines.");
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("# Some short app description.\n"));
CHECK_THAT(str, Contains("# That has multiple lines.\n"));
}
TEST_CASE_METHOD(TApp, "TomlOutputMultiLineDescription", "[config]") {
std::string flag = "some_flag";
const std::string description = "Some short description.\nThat has lines.";
app.add_flag("--" + flag, description);
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("# Some short description.\n"));
CHECK_THAT(str, Contains("# That has lines.\n"));
CHECK_THAT(str, Contains(flag + "=false\n"));
}
TEST_CASE_METHOD(TApp, "TomlOutputOptionGroupMultiLineDescription", "[config]") {
std::string flag = "flag";
const std::string description = "Short flag description.\n";
auto og = app.add_option_group("group");
og->description("Option group description.\n"
"That has multiple lines.");
og->add_flag("--" + flag, description);
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("# Option group description.\n"));
CHECK_THAT(str, Contains("# That has multiple lines.\n"));
}
TEST_CASE_METHOD(TApp, "TomlOutputSubcommandMultiLineDescription", "[config]") {
std::string flag = "flag";
const std::string description = "Short flag description.\n";
auto subcom = app.add_subcommand("subcommand");
subcom->configurable();
subcom->description("Subcommand description.\n"
"That has multiple lines.");
subcom->add_flag("--" + flag, description);
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("# Subcommand description.\n"));
CHECK_THAT(str, Contains("# That has multiple lines.\n"));
}
TEST_CASE_METHOD(TApp, "TomlOutputOptionGroup", "[config]") {
std::string flag1 = "flagnr1";
std::string flag2 = "flagnr2";
double val{12.7};
const std::string description1 = "First description.";
const std::string description2 = "Second description.";
app.add_flag("--" + flag1, description1)->group("group1");
app.add_flag("--" + flag2, description2)->group("group2");
auto og = app.add_option_group("group3", "g3 desc");
og->add_option("--dval", val)->capture_default_str()->group("");
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("group1"));
CHECK_THAT(str, Contains("group2"));
CHECK_THAT(str, Contains("dval=12.7"));
CHECK_THAT(str, Contains("group3"));
CHECK_THAT(str, Contains("g3 desc"));
auto loc = str.find("dval=12.7");
auto locg1 = str.find("group1");
auto locg3 = str.find("group3");
CHECK(loc > locg1);
// make sure it doesn't come twice
loc = str.find("dval=12.7", loc + 4);
CHECK(std::string::npos == loc);
CHECK(locg1 < locg3);
}
TEST_CASE_METHOD(TApp, "TomlOutputVector", "[config]") {
std::vector<int> v;
app.add_option("--vector", v);
app.config_formatter(std::make_shared<CLI::ConfigTOML>());
args = {"--vector", "1", "2", "3"};
run();
std::string str = app.config_to_str();
CHECK(str == "vector=[1, 2, 3]\n");
}
TEST_CASE_METHOD(TApp, "TomlOutputTuple", "[config]") {
std::tuple<double, double, double, double> t;
app.add_option("--tuple", t);
app.config_formatter(std::make_shared<CLI::ConfigTOML>());
args = {"--tuple", "1", "2", "3", "4"};
run();
std::string str = app.config_to_str();
CHECK(str == "tuple=[1, 2, 3, 4]\n");
}
TEST_CASE_METHOD(TApp, "ConfigOutputVectorCustom", "[config]") {
std::vector<int> v;
app.add_option("--vector", v);
auto V = std::make_shared<CLI::ConfigBase>();
V->arrayBounds('{', '}')->arrayDelimiter(';')->valueSeparator(':');
app.config_formatter(V);
args = {"--vector", "1", "2", "3"};
run();
std::string str = app.config_to_str();
CHECK(str == "vector:{1; 2; 3}\n");
}
TEST_CASE_METHOD(TApp, "TomlOutputFlag", "[config]") {
int v{0}, q{0};
app.add_option("--simple", v);
app.add_flag("--nothing");
app.add_flag("--onething");
app.add_flag("--something", q);
args = {"--simple=3", "--onething", "--something", "--something"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=3"));
CHECK_THAT(str, !Contains("nothing"));
CHECK_THAT(str, Contains("onething=true"));
CHECK_THAT(str, Contains("something=[true, true]"));
str = app.config_to_str(true);
CHECK_THAT(str, Contains("nothing"));
}
TEST_CASE_METHOD(TApp, "TomlOutputSet", "[config]") {
int v{0};
app.add_option("--simple", v)->check(CLI::IsMember({1, 2, 3}));
args = {"--simple=2"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=2"));
}
TEST_CASE_METHOD(TApp, "TomlOutputDefault", "[config]") {
int v{7};
app.add_option("--simple", v)->capture_default_str();
run();
std::string str = app.config_to_str();
CHECK_THAT(str, !Contains("simple=7"));
str = app.config_to_str(true);
CHECK_THAT(str, Contains("simple=7"));
}
TEST_CASE_METHOD(TApp, "TomlOutputSubcom", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other");
subcom->add_flag("--newer");
args = {"--simple", "other", "--newer"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("other.newer=true"));
}
TEST_CASE_METHOD(TApp, "TomlOutputSubcomConfigurable", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other")->configurable();
subcom->add_flag("--newer");
args = {"--simple", "other", "--newer"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("[other]"));
CHECK_THAT(str, Contains("newer=true"));
CHECK(std::string::npos == str.find("other.newer=true"));
}
TEST_CASE_METHOD(TApp, "TomlOutputSubsubcom", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other");
subcom->add_flag("--newer");
auto subsubcom = subcom->add_subcommand("sub2");
subsubcom->add_flag("--newest");
args = {"--simple", "other", "--newer", "sub2", "--newest"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("other.newer=true"));
CHECK_THAT(str, Contains("other.sub2.newest=true"));
}
TEST_CASE_METHOD(TApp, "TomlOutputSubsubcomConfigurable", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other")->configurable();
subcom->add_flag("--newer");
auto subsubcom = subcom->add_subcommand("sub2");
subsubcom->add_flag("--newest");
args = {"--simple", "other", "--newer", "sub2", "--newest"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("[other]"));
CHECK_THAT(str, Contains("newer=true"));
CHECK_THAT(str, Contains("[other.sub2]"));
CHECK_THAT(str, Contains("newest=true"));
CHECK(std::string::npos == str.find("sub2.newest=true"));
}
TEST_CASE_METHOD(TApp, "TomlOutputSubcomNonConfigurable", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other", "other_descriptor")->configurable();
subcom->add_flag("--newer");
auto subcom2 = app.add_subcommand("sub2", "descriptor2");
subcom2->add_flag("--newest")->configurable(false);
args = {"--simple", "other", "--newer", "sub2", "--newest"};
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("other_descriptor"));
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("[other]"));
CHECK_THAT(str, Contains("newer=true"));
CHECK_THAT(str, !Contains("newest"));
CHECK_THAT(str, !Contains("descriptor2"));
}
TEST_CASE_METHOD(TApp, "TomlOutputSubsubcomConfigurableDeep", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other")->configurable();
subcom->add_flag("--newer");
auto subsubcom = subcom->add_subcommand("sub2");
subsubcom->add_flag("--newest");
auto sssscom = subsubcom->add_subcommand("sub-level2");
subsubcom->add_flag("--still_newer");
auto s5com = sssscom->add_subcommand("sub-level3");
s5com->add_flag("--absolute_newest");
args = {"--simple", "other", "sub2", "sub-level2", "sub-level3", "--absolute_newest"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("[other.sub2.sub-level2.sub-level3]"));
CHECK_THAT(str, Contains("absolute_newest=true"));
CHECK(std::string::npos == str.find(".absolute_newest=true"));
}
TEST_CASE_METHOD(TApp, "TomlOutputQuoted", "[config]") {
std::string val1;
app.add_option("--val1", val1);
std::string val2;
app.add_option("--val2", val2);
args = {"--val1", "I am a string", "--val2", R"(I am a "confusing" string)"};
run();
CHECK(val1 == "I am a string");
CHECK(val2 == "I am a \"confusing\" string");
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("val1=\"I am a string\""));
CHECK_THAT(str, Contains("val2='I am a \"confusing\" string'"));
}
TEST_CASE_METHOD(TApp, "DefaultsTomlOutputQuoted", "[config]") {
std::string val1{"I am a string"};
app.add_option("--val1", val1)->capture_default_str();
std::string val2{R"(I am a "confusing" string)"};
app.add_option("--val2", val2)->capture_default_str();
run();
std::string str = app.config_to_str(true);
CHECK_THAT(str, Contains("val1=\"I am a string\""));
CHECK_THAT(str, Contains("val2='I am a \"confusing\" string'"));
}
// #298
TEST_CASE_METHOD(TApp, "StopReadingConfigOnClear", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.set_config("--config", tmpini);
auto ptr = app.set_config(); // Should *not* read config file
CHECK(nullptr == ptr);
{
std::ofstream out{tmpini};
out << "volume=1" << std::endl;
}
int volume{0};
app.add_option("--volume", volume, "volume1");
run();
CHECK(0 == volume);
}
TEST_CASE_METHOD(TApp, "ConfigWriteReadWrite", "[config]") {
TempFile tmpini{"TestIniTmp.ini"};
app.add_flag("--flag");
run();
// Save config, with default values too
std::string config1 = app.config_to_str(true, true);
{
std::ofstream out{tmpini};
out << config1 << std::endl;
}
app.set_config("--config", tmpini, "Read an ini file", true);
run();
std::string config2 = app.config_to_str(true, true);
CHECK(config2 == config1);
}
/////// INI output tests
TEST_CASE_METHOD(TApp, "IniOutputSimple", "[config]") {
int v{0};
app.add_option("--simple", v);
app.config_formatter(std::make_shared<CLI::ConfigINI>());
args = {"--simple=3"};
run();
std::string str = app.config_to_str();
CHECK(str == "simple=3\n");
}
TEST_CASE_METHOD(TApp, "IniOutputNoConfigurable", "[config]") {
int v1{0}, v2{0};
app.add_option("--simple", v1);
app.add_option("--noconf", v2)->configurable(false);
app.config_formatter(std::make_shared<CLI::ConfigINI>());
args = {"--simple=3", "--noconf=2"};
run();
std::string str = app.config_to_str();
CHECK(str == "simple=3\n");
}
TEST_CASE_METHOD(TApp, "IniOutputShortSingleDescription", "[config]") {
std::string flag = "some_flag";
const std::string description = "Some short description.";
app.add_flag("--" + flag, description);
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("; " + description + "\n" + flag + "=false\n"));
}
TEST_CASE_METHOD(TApp, "IniOutputShortDoubleDescription", "[config]") {
std::string flag1 = "flagnr1";
std::string flag2 = "flagnr2";
const std::string description1 = "First description.";
const std::string description2 = "Second description.";
app.add_flag("--" + flag1, description1);
app.add_flag("--" + flag2, description2);
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str(true, true);
std::string ans = "; " + description1 + "\n" + flag1 + "=false\n\n; " + description2 + "\n" + flag2 + "=false\n";
CHECK_THAT(str, Contains(ans));
}
TEST_CASE_METHOD(TApp, "IniOutputGroups", "[config]") {
std::string flag1 = "flagnr1";
std::string flag2 = "flagnr2";
const std::string description1 = "First description.";
const std::string description2 = "Second description.";
app.add_flag("--" + flag1, description1)->group("group1");
app.add_flag("--" + flag2, description2)->group("group2");
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("group1"));
CHECK_THAT(str, Contains("group2"));
}
TEST_CASE_METHOD(TApp, "IniOutputHiddenOptions", "[config]") {
std::string flag1 = "flagnr1";
std::string flag2 = "flagnr2";
double val{12.7};
const std::string description1 = "First description.";
const std::string description2 = "Second description.";
app.add_flag("--" + flag1, description1)->group("group1");
app.add_flag("--" + flag2, description2)->group("group2");
app.add_option("--dval", val)->capture_default_str()->group("");
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("group1"));
CHECK_THAT(str, Contains("group2"));
CHECK_THAT(str, Contains("dval=12.7"));
auto loc = str.find("dval=12.7");
auto locg1 = str.find("group1");
CHECK(loc < locg1);
// make sure it doesn't come twice
loc = str.find("dval=12.7", loc + 4);
CHECK(std::string::npos == loc);
}
TEST_CASE_METHOD(TApp, "IniOutputAppMultiLineDescription", "[config]") {
app.description("Some short app description.\n"
"That has multiple lines.");
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("; Some short app description.\n"));
CHECK_THAT(str, Contains("; That has multiple lines.\n"));
}
TEST_CASE_METHOD(TApp, "IniOutputMultiLineDescription", "[config]") {
std::string flag = "some_flag";
const std::string description = "Some short description.\nThat has lines.";
app.add_flag("--" + flag, description);
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("; Some short description.\n"));
CHECK_THAT(str, Contains("; That has lines.\n"));
CHECK_THAT(str, Contains(flag + "=false\n"));
}
TEST_CASE_METHOD(TApp, "IniOutputOptionGroupMultiLineDescription", "[config]") {
std::string flag = "flag";
const std::string description = "Short flag description.\n";
auto og = app.add_option_group("group");
og->description("Option group description.\n"
"That has multiple lines.");
og->add_flag("--" + flag, description);
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("; Option group description.\n"));
CHECK_THAT(str, Contains("; That has multiple lines.\n"));
}
TEST_CASE_METHOD(TApp, "IniOutputSubcommandMultiLineDescription", "[config]") {
std::string flag = "flag";
const std::string description = "Short flag description.\n";
auto subcom = app.add_subcommand("subcommand");
subcom->configurable();
subcom->description("Subcommand description.\n"
"That has multiple lines.");
subcom->add_flag("--" + flag, description);
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("; Subcommand description.\n"));
CHECK_THAT(str, Contains("; That has multiple lines.\n"));
}
TEST_CASE_METHOD(TApp, "IniOutputOptionGroup", "[config]") {
std::string flag1 = "flagnr1";
std::string flag2 = "flagnr2";
double val{12.7};
const std::string description1 = "First description.";
const std::string description2 = "Second description.";
app.add_flag("--" + flag1, description1)->group("group1");
app.add_flag("--" + flag2, description2)->group("group2");
auto og = app.add_option_group("group3", "g3 desc");
og->add_option("--dval", val)->capture_default_str()->group("");
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str(true, true);
CHECK_THAT(str, Contains("group1"));
CHECK_THAT(str, Contains("group2"));
CHECK_THAT(str, Contains("dval=12.7"));
CHECK_THAT(str, Contains("group3"));
CHECK_THAT(str, Contains("g3 desc"));
auto loc = str.find("dval=12.7");
auto locg1 = str.find("group1");
auto locg3 = str.find("group3");
CHECK(loc > locg1);
// make sure it doesn't come twice
loc = str.find("dval=12.7", loc + 4);
CHECK(std::string::npos == loc);
CHECK(locg1 < locg3);
}
TEST_CASE_METHOD(TApp, "IniOutputVector", "[config]") {
std::vector<int> v;
app.add_option("--vector", v);
args = {"--vector", "1", "2", "3"};
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str();
CHECK(str == "vector=1 2 3\n");
}
TEST_CASE_METHOD(TApp, "IniOutputFlag", "[config]") {
int v{0}, q{0};
app.add_option("--simple", v);
app.add_flag("--nothing");
app.add_flag("--onething");
app.add_flag("--something", q);
args = {"--simple=3", "--onething", "--something", "--something"};
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=3"));
CHECK_THAT(str, !Contains("nothing"));
CHECK_THAT(str, Contains("onething=true"));
CHECK_THAT(str, Contains("something=true true"));
str = app.config_to_str(true);
CHECK_THAT(str, Contains("nothing"));
}
TEST_CASE_METHOD(TApp, "IniOutputSet", "[config]") {
int v{0};
app.add_option("--simple", v)->check(CLI::IsMember({1, 2, 3}));
args = {"--simple=2"};
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=2"));
}
TEST_CASE_METHOD(TApp, "IniOutputDefault", "[config]") {
int v{7};
app.add_option("--simple", v)->capture_default_str();
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str();
CHECK_THAT(str, !Contains("simple=7"));
str = app.config_to_str(true);
CHECK_THAT(str, Contains("simple=7"));
}
TEST_CASE_METHOD(TApp, "IniOutputSubcom", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other");
subcom->add_flag("--newer");
app.config_formatter(std::make_shared<CLI::ConfigINI>());
args = {"--simple", "other", "--newer"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("other.newer=true"));
}
TEST_CASE_METHOD(TApp, "IniOutputSubcomCustomSep", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other");
subcom->add_flag("--newer");
app.config_formatter(std::make_shared<CLI::ConfigINI>());
app.get_config_formatter_base()->parentSeparator(':');
args = {"--simple", "other", "--newer"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("other:newer=true"));
}
TEST_CASE_METHOD(TApp, "IniOutputSubcomConfigurable", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other")->configurable();
subcom->add_flag("--newer");
app.config_formatter(std::make_shared<CLI::ConfigINI>());
args = {"--simple", "other", "--newer"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("[other]"));
CHECK_THAT(str, Contains("newer=true"));
CHECK(std::string::npos == str.find("other.newer=true"));
}
TEST_CASE_METHOD(TApp, "IniOutputSubsubcom", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other");
subcom->add_flag("--newer");
auto subsubcom = subcom->add_subcommand("sub2");
subsubcom->add_flag("--newest");
app.config_formatter(std::make_shared<CLI::ConfigINI>());
args = {"--simple", "other", "--newer", "sub2", "--newest"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("other.newer=true"));
CHECK_THAT(str, Contains("other.sub2.newest=true"));
}
TEST_CASE_METHOD(TApp, "IniOutputSubsubcomCustomSep", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other");
subcom->add_flag("--newer");
auto subsubcom = subcom->add_subcommand("sub2");
subsubcom->add_flag("--newest");
app.config_formatter(std::make_shared<CLI::ConfigINI>());
app.get_config_formatter_base()->parentSeparator('|');
args = {"--simple", "other", "--newer", "sub2", "--newest"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("other|newer=true"));
CHECK_THAT(str, Contains("other|sub2|newest=true"));
}
TEST_CASE_METHOD(TApp, "IniOutputSubsubcomConfigurable", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other")->configurable();
subcom->add_flag("--newer");
auto subsubcom = subcom->add_subcommand("sub2");
subsubcom->add_flag("--newest");
app.config_formatter(std::make_shared<CLI::ConfigINI>());
args = {"--simple", "other", "--newer", "sub2", "--newest"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("[other]"));
CHECK_THAT(str, Contains("newer=true"));
CHECK_THAT(str, Contains("[other.sub2]"));
CHECK_THAT(str, Contains("newest=true"));
CHECK(std::string::npos == str.find("sub2.newest=true"));
}
TEST_CASE_METHOD(TApp, "IniOutputSubsubcomConfigurableDeep", "[config]") {
app.add_flag("--simple");
auto subcom = app.add_subcommand("other")->configurable();
subcom->add_flag("--newer");
auto subsubcom = subcom->add_subcommand("sub2");
subsubcom->add_flag("--newest");
auto sssscom = subsubcom->add_subcommand("sub-level2");
subsubcom->add_flag("--still_newer");
auto s5com = sssscom->add_subcommand("sub-level3");
s5com->add_flag("--absolute_newest");
app.config_formatter(std::make_shared<CLI::ConfigINI>());
args = {"--simple", "other", "sub2", "sub-level2", "sub-level3", "--absolute_newest"};
run();
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("simple=true"));
CHECK_THAT(str, Contains("[other.sub2.sub-level2.sub-level3]"));
CHECK_THAT(str, Contains("absolute_newest=true"));
CHECK(std::string::npos == str.find(".absolute_newest=true"));
}
TEST_CASE_METHOD(TApp, "IniOutputQuoted", "[config]") {
std::string val1;
app.add_option("--val1", val1);
std::string val2;
app.add_option("--val2", val2);
app.config_formatter(std::make_shared<CLI::ConfigINI>());
args = {"--val1", "I am a string", "--val2", R"(I am a "confusing" string)"};
run();
CHECK(val1 == "I am a string");
CHECK(val2 == "I am a \"confusing\" string");
std::string str = app.config_to_str();
CHECK_THAT(str, Contains("val1=\"I am a string\""));
CHECK_THAT(str, Contains("val2='I am a \"confusing\" string'"));
}
TEST_CASE_METHOD(TApp, "DefaultsIniOutputQuoted", "[config]") {
std::string val1{"I am a string"};
app.add_option("--val1", val1)->capture_default_str();
std::string val2{R"(I am a "confusing" string)"};
app.add_option("--val2", val2)->capture_default_str();
app.config_formatter(std::make_shared<CLI::ConfigINI>());
run();
std::string str = app.config_to_str(true);
CHECK_THAT(str, Contains("val1=\"I am a string\""));
CHECK_THAT(str, Contains("val2='I am a \"confusing\" string'"));
}
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