moved the macro to the test mod

crates/env/src/engine/off_chain/test_api.rs

@@ -393,3 +393,12 @@ pub fn assert_contract_termination<T, F>(
     assert_eq!(value_transferred, expected_value_transferred_to_beneficiary);
     assert_eq!(beneficiary, expected_beneficiary);
 }
+
+#[macro_export]
+/// Prepend contract message call with value transfer. Used for tests in off-chain environment.
+macro_rules! pay_with_call {
+            ($contract:ident . $message:ident ( $($params:ty)? ) , $amount:expr) => {{
+                ::ink_env::test::transfer_in::<Environment>($amount);
+                $contract.$message($($params:ty)?)
+            }}
+}

crates/env/src/lib.rs

@@ -163,17 +163,3 @@ cfg_if::cfg_if! {
         }
     }
 }
-
-cfg_if::cfg_if! {
-    if #[cfg(feature = "std")] {
-        #[macro_export]
-        /// Prepend contract message call with value transfer. Used for tests in off-chain environment.
-        macro_rules! pay_with_call {
-            ($con:ident . $msg:ident ( $($params:ty)? ) , $amt:expr) => {{
-                use ink_env::test::transfer_in;
-                transfer_in::<Environment>($amt);
-                $con.$msg($($params:ty)?)
-            }}
-        }
-    }
-}