maturity methods

e2e/tests/predicates.rs

@@ -998,8 +998,10 @@ async fn tx_id_not_changed_after_adding_witnesses() -> Result<()> {
 
     tx.append_witness(witness.into())?;
     tx.append_witness(witness2.into())?;
+    let tx = tx.with_maturity(17);
     let tx_id_after_witnesses = tx.id(chain_id);
 
+    provider.produce_blocks(20, None).await?;
     let tx_id_from_provider = provider.send_transaction(tx).await?;
 
     assert_eq!(tx_id, tx_id_after_witnesses);

packages/fuels-core/src/types/wrappers/transaction.rs

@@ -439,19 +439,14 @@ macro_rules! impl_tx_wrapper {
                 self.tx.id(&chain_id)
             }
 
-            fn maturity(&self) -> u32 {
-                (*self.tx.maturity()).into()
+            fn maturity(&self) -> Option<u64> {
+                self.tx.policies().get(PolicyType::Maturity)
             }
 
             fn expiration(&self) -> Option<u64> {
                 self.tx.policies().get(PolicyType::Expiration)
             }
 
-            fn with_maturity(mut self, maturity: u32) -> Self {
-                self.tx.set_maturity(maturity.into());
-                self
-            }
-
             fn metered_bytes_size(&self) -> usize {
                 self.tx.metered_bytes_size()
             }