Remove upgrade test in transaction-payment

frame/transaction-payment/src/lib.rs

@@ -830,38 +830,3 @@ mod tests {
 			assert_eq!(Balances::free_balance(2), 200 - 5 - 10 - 100 - 5);
 		});
 	}
-
-	// TODO Remove after u32 to u64 weights upgrade
-	#[test]
-	fn upgrade_to_fixed128_works() {
-		// TODO You can remove this from dev-dependencies after removing this test
-		use sp_storage::Storage;
-		use sp_runtime::Fixed64;
-		use frame_support::storage::generator::StorageValue;
-		use frame_support::traits::OnRuntimeUpgrade;
-		use core::num::NonZeroI128;
-
-		let mut s = Storage::default();
-
-		let original_multiplier = Fixed64::from_rational(1, 2);
-
-		let data = vec![
-			(
-				NextFeeMultiplier::storage_value_final_key().to_vec(),
-				original_multiplier.encode().to_vec()
-			),
-		];
-
-		s.top = data.into_iter().collect();
-
-		sp_io::TestExternalities::new(s).execute_with(|| {
-			let old_value = NextFeeMultiplier::get();
-			assert!(old_value != Fixed128::from_rational(1, NonZeroI128::new(2).unwrap()));
-
-			// Convert Fixed64(.5) to Fixed128(.5)
-			TransactionPayment::on_runtime_upgrade();
-			let new_value = NextFeeMultiplier::get();
-			assert_eq!(new_value, Fixed128::from_rational(1, NonZeroI128::new(2).unwrap()));
-		});
-	}
-}