From 01caf84b871667d1540a42ffa955671bbd9607bc Mon Sep 17 00:00:00 2001
From: Kevin K <kbknapp@gmail.com>
Date: Fri, 30 Dec 2016 21:53:58 -0500
Subject: [PATCH] tests(DisableHelpSubcommand): adds tests for
 AppSettings::DisableHelpSubcommand

---
 tests/app_settings.rs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/tests/app_settings.rs b/tests/app_settings.rs
index 00778904..40f92f20 100644
--- a/tests/app_settings.rs
+++ b/tests/app_settings.rs
@@ -371,3 +371,14 @@ fn test_unset_settings() {
     assert!(!m.p.is_set(AppSettings::AllowInvalidUtf8));
     assert!(!m.p.is_set(AppSettings::ColorAuto));
 }
+
+#[test]
+fn disable_help_subcommand() {
+    let result = App::new("disablehelp")
+        .setting(AppSettings::DisableHelpSubcommand)
+        .subcommand(SubCommand::with_name("sub1"))
+        .get_matches_from_safe(vec!["", "help"]);
+    assert!(result.is_err());
+    let err = result.err().unwrap();
+    assert_eq!(err.kind, ErrorKind::UnknownArgument);
+}
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