added test for descriptions="off" attribute

Cargo.toml

@@ -45,7 +45,7 @@ futures = "0.3.1"
 pin-project = "0.4.6"
 serde_with_macros = "1.0.1"
 
-teloxide-macros = "0.3.0"
+teloxide-macros = { git = "http://github.com/teloxide/teloxide-macros", branch = "dev" }
 
 [dev-dependencies]
 smart-default = "0.6.0"

tests/command.rs

@@ -171,3 +171,19 @@ fn parse_named_fields() {
         DefaultCommands::parse("/start 10 hello", "").unwrap()
     );
 }
+
+#[test]
+fn descriptions_off() {
+    #[command(rename = "lowercase")]
+    #[derive(BotCommand, Debug, PartialEq)]
+    enum DefaultCommands {
+        #[command(description = "off")]
+        Start,
+        Help,
+    }
+
+    assert_eq!(
+        DefaultCommands::descriptions(),
+        "/help\n".to_owned()
+    );
+}