From 8effaf76e9e6fe1e3e77a34367d2775c9171d729 Mon Sep 17 00:00:00 2001
From: Daniel Lubarov <daniel@lubarov.com>
Date: Sat, 14 Aug 2021 08:48:02 -0700
Subject: [PATCH] eval_fns for PublicInputGate (#177)

And a small fix in eval_fns
---
 src/gates/gate_testing.rs | 4 +---
 src/gates/noop.rs         | 1 -
 src/gates/public_input.rs | 7 ++++++-
 3 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/gates/gate_testing.rs b/src/gates/gate_testing.rs
index 66bed775..4d336454 100644
--- a/src/gates/gate_testing.rs
+++ b/src/gates/gate_testing.rs
@@ -137,9 +137,7 @@ pub(crate) fn test_eval_fns<F: Extendable<D>, G: Gate<F, D>, const D: usize>(
     let vars = EvaluationVars {
         local_constants: &constants,
         local_wires: &wires,
-        public_inputs_hash: &HashOut {
-            elements: [F::ZERO; 4],
-        },
+        public_inputs_hash: &public_inputs_hash,
     };
     let evals = gate.eval_unfiltered(vars);
 
diff --git a/src/gates/noop.rs b/src/gates/noop.rs
index d9a3953e..69c5c1f9 100644
--- a/src/gates/noop.rs
+++ b/src/gates/noop.rs
@@ -56,7 +56,6 @@ impl<F: Extendable<D>, const D: usize> Gate<F, D> for NoopGate {
 
 #[cfg(test)]
 mod tests {
-
     use crate::field::crandall_field::CrandallField;
     use crate::gates::gate_testing::{test_eval_fns, test_low_degree};
     use crate::gates::noop::NoopGate;
diff --git a/src/gates/public_input.rs b/src/gates/public_input.rs
index 3d3626e6..a3f05738 100644
--- a/src/gates/public_input.rs
+++ b/src/gates/public_input.rs
@@ -77,11 +77,16 @@ impl<F: Extendable<D>, const D: usize> Gate<F, D> for PublicInputGate {
 #[cfg(test)]
 mod tests {
     use crate::field::crandall_field::CrandallField;
-    use crate::gates::gate_testing::test_low_degree;
+    use crate::gates::gate_testing::{test_eval_fns, test_low_degree};
     use crate::gates::public_input::PublicInputGate;
 
     #[test]
     fn low_degree() {
         test_low_degree::<CrandallField, _, 4>(PublicInputGate)
     }
+
+    #[test]
+    fn eval_fns() -> anyhow::Result<()> {
+        test_eval_fns::<CrandallField, _, 4>(PublicInputGate)
+    }
 }