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run some tests and fixes for C++20 (#663)

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Philip Top 2021-11-01 20:10:44 -07:00 committed by GitHub
parent 16919dd1b2
commit 728ac3a877
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4 changed files with 21 additions and 6 deletions
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3
azure-pipelines.yml
View File

@ -102,6 +102,9 @@ jobs:
gcc9:
containerImage: gcc:9
cli11.std: 17
gcc11:
containerImage: gcc:11
cli11.std: 20
gcc8:
containerImage: gcc:8
cli11.std: 17

7
include/CLI/App.hpp
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@ -799,9 +799,10 @@ class App {
/// Add option for flag with integer result - defaults to allowing multiple passings, but can be forced to one
/// if `multi_option_policy(CLI::MultiOptionPolicy::Throw)` is used.
template <typename T,
enable_if_t<std::is_constructible<T, std::int64_t>::value && !is_bool<T>::value, detail::enabler> =
detail::dummy>
template <
typename T,
enable_if_t<std::is_constructible<T, std::int64_t>::value && !std::is_const<T>::value && !is_bool<T>::value,
detail::enabler> = detail::dummy>
Option *add_flag(std::string flag_name,
T &flag_count, ///< A variable holding the count
std::string flag_description = "") {

8
tests/AppTest.cpp
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@ -2308,3 +2308,11 @@ TEST_CASE_METHOD(TApp, "logFormSingleDash", "[app]") {
CHECK(veryverbose);
CHECK(veryveryverbose);
}
TEST_CASE("C20_compile", "simple") {
CLI::App app{"test"};
auto flag = app.add_flag("--flag", "desc");
app.parse("--flag");
CHECK_FALSE(flag->empty());
}

9
tests/OptionalTest.cpp
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@ -239,16 +239,19 @@ TEST_CASE_METHOD(TApp, "BoostOptionalEnumTest", "[optional]") {
auto dstring = optptr->get_default_str();
CHECK(dstring.empty());
run();
CHECK(!opt);
auto checkOpt = static_cast<bool>(opt);
CHECK_FALSE(checkOpt);
args = {"-v", "3"};
run();
CHECK(opt);
checkOpt = static_cast<bool>(opt);
CHECK(checkOpt);
CHECK(*opt == eval::val3);
opt = {};
args = {"--val", "1"};
run();
CHECK(opt);
checkOpt = static_cast<bool>(opt);
CHECK(checkOpt);
CHECK(*opt == eval::val1);
}