From f5856d75915bc0e1e5cdb218b5e64267e300f652 Mon Sep 17 00:00:00 2001
From: James Wilson <jmw@jmw.name>
Date: Fri, 13 May 2022 14:17:53 -0700
Subject: [PATCH] Test for key_from_hex_chars (#70)

---
 tests/output.cpp | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/tests/output.cpp b/tests/output.cpp
index dbe3865..6e0628d 100644
--- a/tests/output.cpp
+++ b/tests/output.cpp
@@ -10,6 +10,20 @@
 
 using namespace std::literals::string_literals;
 
+TEST_CASE("Test key_from_hex_chars", "[output]")
+{
+  REQUIRE(key_from_hex_chars(""s) == std::vector<std::uint8_t> {});
+  REQUIRE(key_from_hex_chars("hello"s) == std::nullopt);
+  REQUIRE(key_from_hex_chars("12z"s) == std::nullopt);
+  REQUIRE(key_from_hex_chars("0xabcd"s) == std::nullopt);
+  REQUIRE(key_from_hex_chars("ab cd"s) == std::nullopt);
+  REQUIRE(key_from_hex_chars("a"s) == std::vector<std::uint8_t> {0x0a});
+  REQUIRE(key_from_hex_chars("0123456789abcdef"s) ==
+          std::vector<std::uint8_t> {0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef});
+  REQUIRE(key_from_hex_chars("0123456789ABCDEF"s) ==
+          std::vector<std::uint8_t> {0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef});
+}
+
 /**
  * Compare the output of stenc given device responses
  *