OptionalTest.cpp
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#include <cstdlib>
#include <iostream>
#include "app_helper.hpp"
#if CLI11_STD_OPTIONAL
TEST_F(TApp, StdOptionalTest) {
std::optional<int> opt;
app.add_option("-c,--count", opt);
run();
EXPECT_FALSE(opt);
app.reset();
args = {"-c", "1"};
run();
EXPECT_TRUE(opt);
EXPECT_EQ(*opt, 1);
app.reset();
args = {"--count", "3"};
run();
EXPECT_TRUE(opt);
EXPECT_EQ(*opt, 3);
}
#endif
#if CLI11_EXPERIMENTAL_OPTIONAL
TEST_F(TApp, ExperimentalOptionalTest) {
std::experimental::optional<int> opt;
app.add_option("-c,--count", opt);
run();
EXPECT_FALSE(opt);
app.reset();
args = {"-c", "1"};
run();
EXPECT_TRUE(opt);
EXPECT_EQ(*opt, 1);
app.reset();
args = {"--count", "3"};
run();
EXPECT_TRUE(opt);
EXPECT_EQ(*opt, 3);
}
#endif
#if CLI11_BOOST_OPTIONAL
TEST_F(TApp, BoostOptionalTest) {
boost::optional<int> opt;
app.add_option("-c,--count", opt);
run();
EXPECT_FALSE(opt);
app.reset();
args = {"-c", "1"};
run();
EXPECT_TRUE(opt);
EXPECT_EQ(*opt, 1);
app.reset();
args = {"--count", "3"};
run();
EXPECT_TRUE(opt);
EXPECT_EQ(*opt, 3);
}
#endif
#if !CLI11_OPTIONAL
TEST_F(TApp, DISABLED_OptionalTest) {}
#endif