From bcf43a86837dd83e934c5c2bc5a4470c2686b429 Mon Sep 17 00:00:00 2001
From: steven-omaha <35634100+steven-omaha@users.noreply.github.com>
Date: Tue, 17 Oct 2023 15:37:57 +0200
Subject: [PATCH] test(args): add negative test cases

---
 crates/pacdef_core/src/args/tests.rs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/crates/pacdef_core/src/args/tests.rs b/crates/pacdef_core/src/args/tests.rs
index da641c9..a4b34d1 100644
--- a/crates/pacdef_core/src/args/tests.rs
+++ b/crates/pacdef_core/src/args/tests.rs
@@ -25,3 +25,14 @@ fn arg_parsing(#[case] input: Vec<&str>, #[case] expected: Arguments) {
 
     assert_eq!(parsed, expected);
 }
+
+#[rstest]
+#[should_panic]
+#[case(vec!["pacdef", "package", "search"], "regex missing")]
+#[should_panic]
+#[case(vec!["pacdef", "p", "s"], "can be either 'sync' or 'search'")]
+#[should_panic]
+#[case(vec!["pacdef", "group", "edit"], "group missing")]
+fn arg_parsing_invalid(#[case] input: Vec<&str>, #[case] err_msg: &str) {
+    build_cli().try_get_matches_from(input).expect(err_msg);
+}