From d716d3b09ea1154d8199d22686d186bdf2e03b99 Mon Sep 17 00:00:00 2001
From: "Bowen S. Zhu" <bowenzhu@mit.edu>
Date: Wed, 27 Nov 2024 18:25:30 -0500
Subject: [PATCH] Add test for hash of symbolic expressions involving
 equivalent numbers

---
 test/hash_consing.jl | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/test/hash_consing.jl b/test/hash_consing.jl
index 92a9d6d8..aa6aa7a9 100644
--- a/test/hash_consing.jl
+++ b/test/hash_consing.jl
@@ -104,5 +104,7 @@ end
     f = 0.5
     r = 1 // 2
     @test hash(f) == hash(r)
-    @test hash2(f) != hash2(r)
+    u0 = zero(UInt)
+    @test hash2(f, u0) != hash2(r, u0)
+    @test f + a !== r + a
 end