fix: change order of arguments in fee transfer's calldata

src/transaction/declare.rs

@@ -870,7 +870,7 @@ mod tests {
         // We expect a fee transfer failure because the fee token contract is not set up
         assert_matches!(
             internal_declare.execute(&mut state, &BlockContext::default()),
-            Err(TransactionError::FeeError(e)) if e == "Fee transfer failure"
+            Err(TransactionError::FeeTransferError(_))
         );
     }
 }

src/transaction/error.rs

@@ -33,6 +33,10 @@ pub enum TransactionError {
     InvokeFunctionZeroHasNonce,
     #[error("Invalid transaction nonce. Expected: {0} got {1}")]
     InvalidTransactionNonce(String, String),
+    #[error("Actual fee exceeds max fee. Actual: {0}, Max: {1}")]
+    ActualFeeExceedsMaxFee(u128, u128),
+    #[error("Fee transfer failure: {0}")]
+    FeeTransferError(Box<TransactionError>),
     #[error("{0}")]
     FeeError(String),
     #[error("Cairo resource names must be contained in fee weights dict")]

src/transaction/fee.rs

@@ -27,17 +27,18 @@ pub(crate) fn execute_fee_transfer<S: State + StateReader>(
     actual_fee: u128,
 ) -> Result<CallInfo, TransactionError> {
     if actual_fee > tx_execution_context.max_fee {
-        return Err(TransactionError::FeeError(
-            "Actual fee exceeded max fee.".to_string(),
+        return Err(TransactionError::ActualFeeExceedsMaxFee(
+            actual_fee,
+            tx_execution_context.max_fee,
         ));
     }
 
     let fee_token_address = block_context.starknet_os_config.fee_token_address.clone();
 
     let calldata = [
         block_context.block_info.sequencer_address.0.clone(),
-        0.into(),
-        Felt252::from(actual_fee),
+        Felt252::from(actual_fee), // U256.low
+        0.into(),                  // U256.high
     ]
     .to_vec();
 
@@ -61,7 +62,7 @@ pub(crate) fn execute_fee_transfer<S: State + StateReader>(
         false,
     );
     // TODO: Avoid masking the error from the fee transfer.
-    fee_transfer_exec.map_err(|_| TransactionError::FeeError("Fee transfer failure".to_string()))
+    fee_transfer_exec.map_err(|e| TransactionError::FeeTransferError(Box::new(e)))
 }
 
 // ----------------------------------------------------------------------------------------

src/transaction/invoke_function.rs

@@ -705,10 +705,29 @@ mod tests {
     }
 
     #[test]
-    // Test fee calculation is done correctly but payment to sequencer fails due to been WIP.
-    fn test_execute_invoke_fee_payment_to_sequencer_should_fail() {
+    // Test fee calculation is done correctly but payment to sequencer fails due
+    // to the token contract not being deployed
+    fn test_invoke_with_non_deployed_fee_token_should_fail() {
+        let contract_address = Address(0.into());
+
+        // Instantiate CachedState
+        let mut state_reader = InMemoryStateReader::default();
+        // Set contract_class
+        let class_hash = [1; 32];
+        let contract_class =
+            ContractClass::try_from(PathBuf::from("starknet_programs/fibonacci.json")).unwrap();
+        // Set contact_state
+        let nonce = Felt252::zero();
+
+        state_reader
+            .address_to_class_hash_mut()
+            .insert(contract_address.clone(), class_hash);
+        state_reader
+            .address_to_nonce
+            .insert(contract_address.clone(), nonce);
+
         let internal_invoke_function = InvokeFunction {
-            contract_address: Address(0.into()),
+            contract_address,
             entry_point_selector: Felt252::from_str_radix(
                 "112e35f48499939272000bd72eb840e502ca4c3aefa8800992e8defb746e0c9",
                 16,
@@ -728,23 +747,6 @@ mod tests {
             skip_fee_transfer: false,
         };
 
-        // Instantiate CachedState
-        let mut state_reader = InMemoryStateReader::default();
-        // Set contract_class
-        let class_hash = [1; 32];
-        let contract_class =
-            ContractClass::try_from(PathBuf::from("starknet_programs/fibonacci.json")).unwrap();
-        // Set contact_state
-        let contract_address = Address(0.into());
-        let nonce = Felt252::zero();
-
-        state_reader
-            .address_to_class_hash_mut()
-            .insert(contract_address.clone(), class_hash);
-        state_reader
-            .address_to_nonce
-            .insert(contract_address, nonce);
-
         let mut state = CachedState::new(state_reader.clone(), None, None);
 
         // Initialize state.contract_classes
@@ -761,10 +763,9 @@ mod tests {
             (String::from("range_check_builtin"), 70.into()),
         ]);
 
-        let expected_error = internal_invoke_function.execute(&mut state, &block_context, 0);
-        let error_msg = "Fee transfer failure".to_string();
-        assert!(expected_error.is_err());
-        assert_matches!(expected_error.unwrap_err(), TransactionError::FeeError(msg) if msg == error_msg);
+        let result = internal_invoke_function.execute(&mut state, &block_context, 0);
+        assert!(result.is_err());
+        assert_matches!(result.unwrap_err(), TransactionError::FeeTransferError(_));
     }
 
     #[test]
@@ -824,10 +825,12 @@ mod tests {
         ]);
         block_context.starknet_os_config.gas_price = 1;
 
-        let expected_error = internal_invoke_function.execute(&mut state, &block_context, 0);
-        let error_msg = "Actual fee exceeded max fee.".to_string();
-        assert!(expected_error.is_err());
-        assert_matches!(expected_error.unwrap_err(), TransactionError::FeeError(actual_error_msg) if actual_error_msg == error_msg);
+        let error = internal_invoke_function.execute(&mut state, &block_context, 0);
+        assert!(error.is_err());
+        assert_matches!(
+            error.unwrap_err(),
+            TransactionError::ActualFeeExceedsMaxFee(_, _)
+        );
     }
 
     #[test]

src/utils.rs

@@ -269,7 +269,9 @@ pub fn get_deployed_address_class_hash_at_address<S: StateReader>(
         .to_owned();
 
     if class_hash == *UNINITIALIZED_CLASS_HASH {
-        return Err(TransactionError::NotDeployedContract(class_hash));
+        return Err(TransactionError::NotDeployedContract(felt_to_hash(
+            &contract_address.0,
+        )));
     }
     Ok(class_hash)
 }