refactored and docstringed matching-engine-testing/tests/shimful directory

Author: Bengt Lofgren

solana/modules/matching-engine-testing/tests/shimful/fast_market_order_shim.rs

@@ -92,8 +92,8 @@ pub async fn initialize_fast_market_order_shimful(
             &[initialize_fast_market_order_ix],
             Some(&payer_signer.pubkey()),
             &[&payer_signer],
-            1000000000,
-            1000000000,
+            None,
+            None,
         )
         .await;
     testing_context

solana/modules/matching-engine-testing/tests/shimful/post_message.rs

@@ -110,6 +110,21 @@ pub async fn set_up_post_message_transaction_test(
     );
 }
 
+/// Set up post message transaction
+///
+/// This function sets up a post message transaction
+///
+/// # Arguments
+///
+/// * `payload` - The payload to post
+/// * `payer_signer` - The payer signer
+/// * `emitter_signer` - The emitter signer
+/// * `recent_blockhash` - The recent blockhash
+///
+/// # Returns
+///
+/// * `VersionedTransaction` - The versioned transaction that can be executed to post the message
+/// * `BumpCosts` - The bump costs for the message and sequence
 fn set_up_post_message_transaction(
     payload: &[u8],
     payer_signer: &Keypair,