add test for throwing exception from ActionFlag

1 files changed, 3 insertions, 0 deletions

diff --git a/test.cxx b/test.cxx
index 5f97c87..44cde49 100644
--- a/test.cxx
+++ b/test.cxx
@@ -1074,6 +1074,7 @@ TEST_CASE("ActionFlag works as expected", "[args]")
     args::ActionFlag action0(p, "name", "description", {'x'}, [&]() { s = "flag"; });
     args::ActionFlag action1(p, "name", "description", {'y'}, [&](const std::string &arg) { s = arg; });
     args::ActionFlag actionN(p, "name", "description", {'z'}, 2, [&](const std::vector<std::string> &arg) { s = arg[0] + arg[1]; });
+    args::ActionFlag actionThrow(p, "name", "description", {'v'}, [&]() { throw std::runtime_error(""); });
 
     p.ParseArgs(std::vector<std::string>{"-x"});
     REQUIRE(s == "flag");
@@ -1083,6 +1084,8 @@ TEST_CASE("ActionFlag works as expected", "[args]")
 
     p.ParseArgs(std::vector<std::string>{"-z", "a", "b"});
     REQUIRE(s == "ab");
+
+    REQUIRE_THROWS_AS(p.ParseArgs(std::vector<std::string>{"-v"}), std::runtime_error);
 }
 
 #undef ARGS_HXX