From c4256afd4b601302237ad5361cac90bdfcda49b9 Mon Sep 17 00:00:00 2001
From: Pranav Srinivas Kumar <pranav.srinivas.kumar@gmail.com>
Date: Wed, 13 Nov 2019 08:25:07 -0600
Subject: [PATCH] Added test case for issue #37

---
 test/test_issue_37.hpp | 43 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 test/test_issue_37.hpp

diff --git a/test/test_issue_37.hpp b/test/test_issue_37.hpp
new file mode 100644
index 0000000..77db3b2
--- /dev/null
+++ b/test/test_issue_37.hpp
@@ -0,0 +1,43 @@
+#pragma once
+#include <catch.hpp>
+#include <argparse.hpp>
+
+TEST_CASE("Issues with implicit values #37", "[implicit_values]") {
+  argparse::ArgumentParser m_bfm("test");
+  m_bfm.add_argument("-l", "--load")
+    .help("load a VMM into the kernel");
+  
+  m_bfm.add_argument("-u", "--unload")
+    .default_value(false)
+    .implicit_value(true)
+    .help("unload a previously loaded VMM");
+  
+  m_bfm.add_argument("-x", "--start")
+    .default_value(false)
+    .implicit_value(true)
+    .help("start a previously loaded VMM");
+  
+  m_bfm.add_argument("-s", "--stop")
+    .default_value(false)
+    .implicit_value(true)
+    .help("stop a previously started VMM");
+
+  m_bfm.add_argument("-d", "--dump")
+    .default_value(false)
+    .implicit_value(true)
+    .help("output the contents of the VMM's debug buffer");
+
+  m_bfm.add_argument("-m", "--mem")
+    .default_value(100)
+    .required()
+    .action([](const std::string &val) { return std::stoull(val); })
+    .help("memory in MB to give the VMM when loading");
+  m_bfm.parse_args({ "test", "-l", "blah", "-d", "-u" });
+
+  REQUIRE(m_bfm.get("--load") == "blah");
+  REQUIRE(m_bfm.get("-l") == "blah");
+  REQUIRE(m_bfm.get<bool>("-u") == true);
+  REQUIRE(m_bfm.get<bool>("-d") == true);
+  REQUIRE(m_bfm.get<bool>("-s") == false);
+  REQUIRE(m_bfm.get<bool>("--unload") == true);
+}