From 25ac279e5b7ae6593185230a0fe5a4022a6f689d Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Sun, 26 Apr 2026 22:39:12 +0200
Subject: Warn if you specify trusted devices with a formulation that won't use
 them.

---
 test/kdm_cli_test.cc | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'test/kdm_cli_test.cc')

diff --git a/test/kdm_cli_test.cc b/test/kdm_cli_test.cc
index 4bc3ddf46..b5088b938 100644
--- a/test/kdm_cli_test.cc
+++ b/test/kdm_cli_test.cc
@@ -364,3 +364,29 @@ BOOST_AUTO_TEST_CASE(kdm_cli_add_dkdm)
 	BOOST_CHECK_EQUAL(dkdm->dkdm().as_xml(), dcp::file_to_string("test/data/dkdm.xml"));
 }
 
+
+BOOST_AUTO_TEST_CASE(kdm_cli_formulation_warning)
+{
+	vector<string> args = {
+		"kdm_cli",
+		"--valid-from", "now",
+		"--valid-duration", "2 weeks",
+		"--trusted-device-chain", "test/data/decryption_chain",
+		"--projector-certificate", "test/data/cert.pem",
+		"-S", "my great screen",
+		"-o", "build/test",
+		"test/data/dkdm.xml"
+	};
+
+	boost::filesystem::path const kdm_filename = "build/test/KDM_Test_FTR-1_F-133_XX-XX_MOS_2K_20220109_SMPTE_OV__my_great_screen.xml";
+	boost::system::error_code ec;
+	boost::filesystem::remove(kdm_filename, ec);
+
+	vector<string> output;
+	auto error = run(args, output);
+	BOOST_CHECK(!error);
+	BOOST_REQUIRE_EQUAL(output.size(), 1U);
+	BOOST_CHECK(output[0].find("the KDM formulation you specified will not write them to the KDM") != std::string::npos);
+
+	BOOST_CHECK(boost::filesystem::exists(kdm_filename));
+}
-- 
cgit v1.2.3