Merge commit '147125babfc18abf586237344d6dab5a4bd1e79f' as 'libs/cli11'

libs/cli11/tests/TrueFalseTest.cpp

@@ -0,0 +1,29 @@
+// Copyright (c) 2017-2022, 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"
+
+TEST_CASE_METHOD(TApp, "True Bool Option", "[bool][flag]") {
+    // Strings needed here due to MSVC 2015.
+    auto param = GENERATE(as<std::string>{}, "true", "on", "True", "ON");
+    bool value{false};  // Not used, but set just in case
+    app.add_option("-b,--bool", value);
+    args = {"--bool", param};
+    run();
+    CHECK(app.count("--bool") == 1u);
+    CHECK(value);
+}
+
+TEST_CASE_METHOD(TApp, "False Bool Option", "[bool][flag]") {
+    auto param = GENERATE(as<std::string>{}, "false", "off", "False", "OFF");
+
+    bool value{true};  // Not used, but set just in case
+    app.add_option("-b,--bool", value);
+    args = {"--bool", param};
+    run();
+    CHECK(app.count("--bool") == 1u);
+    CHECK_FALSE(value);
+}