From c142fb544d60f8fbeba23221bf50d2395971e548 Mon Sep 17 00:00:00 2001
From: Kevin K <kbknapp@gmail.com>
Date: Mon, 2 Jan 2017 23:04:48 -0500
Subject: [PATCH] tests: adds tests for propogating values down

---
 tests/app_settings.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/tests/app_settings.rs b/tests/app_settings.rs
index a495f84e..93614210 100644
--- a/tests/app_settings.rs
+++ b/tests/app_settings.rs
@@ -449,4 +449,17 @@ fn args_negate_subcommands_two_levels() {
     assert!(res.is_ok(), "error: {:?}", res.unwrap_err().kind);
     let m = res.unwrap();
     assert_eq!(m.subcommand_matches("sub1").unwrap().value_of("arg2"), Some("sub2"));
+}
+
+
+#[test]
+fn propagate_vals_down() {
+    let m = App::new("myprog")
+        .setting(AppSettings::PropagateGlobalValuesDown)
+        .arg(Arg::from_usage("[cmd] 'command to run'").global(true))
+        .subcommand(SubCommand::with_name("foo"))
+        .get_matches_from(vec!["myprog", "set", "foo"]);
+    assert_eq!(m.value_of("cmd"), Some("set"));
+    let sub_m = m.subcommand_matches("foo").unwrap();
+    assert_eq!(sub_m.value_of("cmd"), Some("set"));
 }
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