From e749a2031eec6a85d99321160f7919949faebfbe Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Sat, 28 Dec 2024 18:33:10 -0800
Subject: [PATCH] Count total number of generated expressions in permutations
 test

---
 tests/test_expr.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tests/test_expr.rs b/tests/test_expr.rs
index 46fc94cbf3..053c93881e 100644
--- a/tests/test_expr.rs
+++ b/tests/test_expr.rs
@@ -1180,6 +1180,7 @@ fn test_permutations() -> ExitCode {
         });
     }
 
+    let mut count = 0;
     let mut status = ExitCode::SUCCESS;
     macro_rules! fail {
         ($($message:tt)*) => {{
@@ -1189,6 +1190,7 @@ fn test_permutations() -> ExitCode {
         }};
     }
     let mut assert = |expr: Expr| {
+        count += 1;
         let tokens = expr.to_token_stream();
         if syn::parse2::<Expr>(tokens.clone()).is_err() {
             fail!("failed to parse: {}", tokens);
@@ -1196,5 +1198,6 @@ fn test_permutations() -> ExitCode {
     };
 
     iter(2, &mut assert);
+    assert_eq!(count, 134599);
     status
 }