Dont call precompiled programs (#19930)

sdk/src/ed25519_instruction.rs

@@ -170,6 +170,15 @@ fn get_data_slice<'a>(
 #[cfg(test)]
 pub mod test {
     use super::*;
+    use crate::{
+        ed25519_instruction::new_ed25519_instruction,
+        feature_set::FeatureSet,
+        hash::Hash,
+        signature::{Keypair, Signer},
+        transaction::Transaction,
+    };
+    use rand::{thread_rng, Rng};
+    use std::sync::Arc;
 
     fn test_case(
         num_signatures: u16,
@@ -322,4 +331,34 @@ pub mod test {
             Err(PrecompileError::InvalidDataOffsets)
         );
     }
+
+    #[test]
+    fn test_ed25519() {
+        solana_logger::setup();
+
+        let privkey = ed25519_dalek::Keypair::generate(&mut thread_rng());
+        let message_arr = b"hello";
+        let mut instruction = new_ed25519_instruction(&privkey, message_arr);
+        let mint_keypair = Keypair::new();
+        let feature_set = Arc::new(FeatureSet::all_enabled());
+
+        let tx = Transaction::new_signed_with_payer(
+            &[instruction.clone()],
+            Some(&mint_keypair.pubkey()),
+            &[&mint_keypair],
+            Hash::default(),
+        );
+
+        assert!(tx.verify_precompiles(&feature_set).is_ok());
+
+        let index = thread_rng().gen_range(0, instruction.data.len());
+        instruction.data[index] = instruction.data[index].wrapping_add(12);
+        let tx = Transaction::new_signed_with_payer(
+            &[instruction],
+            Some(&mint_keypair.pubkey()),
+            &[&mint_keypair],
+            Hash::default(),
+        );
+        assert!(tx.verify_precompiles(&feature_set).is_err());
+    }
 }