Keep up-to-date git push output lean

Author: anthonyrisinger

src/cmds/git/git.rs

@@ -1151,9 +1151,10 @@ impl LineHandler for GitPushLineHandler {
         if exit_code != 0 {
             return None;
         }
-        let summary = if self.up_to_date {
-            "ok (up-to-date)".to_string()
-        } else if let Some(dest) = &self.pushed_ref {
+        if self.up_to_date {
+            return None;
+        }
+        let summary = if let Some(dest) = &self.pushed_ref {
             format!("ok {}", dest)
         } else {
             "ok".to_string()
@@ -2892,11 +2893,10 @@ To https://github.com/foo/bar.git
     }
 
     #[test]
-    fn test_push_filter_up_to_date_summary() {
+    fn test_push_filter_up_to_date_preserves_git_message() {
         let input = "Everything up-to-date\n";
         let result = run_push_filter(input, 0);
-        assert!(result.contains("Everything up-to-date"));
-        assert!(result.ends_with("ok (up-to-date)\n"), "got: {}", result);
+        assert_eq!(result, input);
     }
 
     #[test]