create expect error

contracts/feature-tests/panic-message-features/tests/pmf_blackbox_test.rs

@@ -75,6 +75,7 @@ fn tx_expect_error_test() {
         .sc_panic()
         .with_result(ExpectStatus(4))
         .with_result(ExpectMessage("sc_panic! test"))
+        .with_result(ExpectError(4, "sc_panic! test"))
         .run();
 }
 
@@ -89,5 +90,6 @@ fn query_expect_error_test() {
         .sc_panic()
         .with_result(ExpectStatus(4))
         .with_result(ExpectMessage("sc_panic! test"))
+        .with_result(ExpectError(4, "sc_panic! test"))
         .run();
 }

framework/scenario/src/facade/result_handlers.rs

@@ -1,3 +1,4 @@
+mod expect_error;
 mod expect_message;
 mod expect_status;
 mod returns_message;
@@ -6,6 +7,7 @@ mod returns_new_token_identifier;
 mod returns_status;
 mod with_tx_raw_response;
 
+pub use expect_error::ExpectError;
 pub use expect_message::ExpectMessage;
 pub use expect_status::ExpectStatus;
 pub use returns_message::ReturnsMessage;

framework/scenario/src/facade/result_handlers/expect_error.rs

@@ -0,0 +1,33 @@
+use multiversx_chain_scenario_format::serde_raw::ValueSubTree;
+use multiversx_sc::types::{RHListItem, RHListItemExec, TxEnv};
+
+use crate::scenario_model::{BytesValue, CheckValue, TxExpect, TxResponse};
+
+/// Verifies that transaction result error matches the given one.
+///
+/// Can only be used in tests and interactors, not available in contracts.
+pub struct ExpectError<'a>(pub u64, pub &'a str);
+
+impl<'a, Env, Original> RHListItem<Env, Original> for ExpectError<'a>
+where
+    Env: TxEnv,
+{
+    type Returns = ();
+}
+
+impl<'a, Env, Original> RHListItemExec<TxResponse, Env, Original> for ExpectError<'a>
+where
+    Env: TxEnv<RHExpect = TxExpect>,
+{
+    fn item_tx_expect(&self, mut prev: TxExpect) -> TxExpect {
+        prev.status = CheckValue::Equal(self.0.into());
+        let expect_message_expr = BytesValue {
+            value: self.1.to_string().into_bytes(),
+            original: ValueSubTree::Str(format!("str:{}", self.1)),
+        };
+        prev.message = CheckValue::Equal(expect_message_expr);
+        prev
+    }
+
+    fn item_process_result(self, _: &TxResponse) -> Self::Returns {}
+}