Turns test_load_program_effective_slot() into test_load_program_envir…

…onment().

svm/src/program_loader.rs

@@ -827,18 +827,20 @@ mod tests {
     }
 
     #[test]
-    fn test_load_program_effective_slot() {
+    fn test_load_program_environment() {
         let key = Pubkey::new_unique();
         let mock_bank = MockBankCallback::default();
         let mut account_data = AccountSharedData::default();
-        account_data.set_owner(loader_v4::id());
+        account_data.set_owner(bpf_loader::id());
         let batch_processor = TransactionBatchProcessor::<TestForkGraph>::default();
 
+        let mut upcoming_environments = ProgramRuntimeEnvironments::default();
+        upcoming_environments.program_runtime_v1 = Arc::new(BuiltinProgram::new_mock());
         batch_processor
             .program_cache
             .write()
             .unwrap()
-            .upcoming_environments = Some(ProgramRuntimeEnvironments::default());
+            .upcoming_environments = Some(upcoming_environments.clone());
         mock_bank
             .account_shared_data
             .borrow_mut()
@@ -851,12 +853,15 @@ mod tests {
             &program_cache,
             &key,
             200,
-            20,
+            1,
             &batch_processor.epoch_schedule,
             false,
-        );
+        )
+        .unwrap();
 
-        let slot = batch_processor.epoch_schedule.get_first_slot_in_epoch(20);
-        assert_eq!(result.unwrap().effective_slot, slot);
+        assert!(Arc::ptr_eq(
+            result.program.get_environment().unwrap(),
+            &upcoming_environments.program_runtime_v1
+        ));
     }
 }