updated test to include failing case

AztecProtocol · Jan 12, 2024 · 6f02598 · 6f02598
1 parent 8aa065f
commit 6f02598
Showing 1 changed file with 7 additions and 4 deletions.
diff --git a/barretenberg/cpp/src/barretenberg/crypto/poseidon2/poseidon2.test.cpp b/barretenberg/cpp/src/barretenberg/crypto/poseidon2/poseidon2.test.cpp
@@ -53,13 +53,16 @@ TEST(Poseidon2, HashBufferConsistencyCheck)
     // element
     barretenberg::fr a(std::string("00000b615c4d3e2fa0b1c2d3e4f56789fedcba9876543210abcdef0123456789"));
 
-    auto input_vec = to_buffer(a);      // takes field element and converts it to 32 bytes
+    // takes field element and converts it to 32 bytes
+    auto input_vec = to_buffer(a);
+    barretenberg::fr result1 = crypto::Poseidon2<crypto::Poseidon2Bn254ScalarFieldParams>::hash_buffer(input_vec);
     input_vec.erase(input_vec.begin()); // erase first byte since we want 31 bytes
+    barretenberg::fr result2 = crypto::Poseidon2<crypto::Poseidon2Bn254ScalarFieldParams>::hash_buffer(input_vec);
+
     std::vector<barretenberg::fr> input{ a };
     auto expected = crypto::Poseidon2<crypto::Poseidon2Bn254ScalarFieldParams>::hash(input);
 
-    barretenberg::fr result = crypto::Poseidon2<crypto::Poseidon2Bn254ScalarFieldParams>::hash_buffer(input_vec);
-
-    EXPECT_EQ(result, expected);
+    EXPECT_NE(result1, expected);
+    EXPECT_EQ(result2, expected);
 }
 } // namespace poseidon2_tests