forgot to update smoothed price with price scale in switchboard case

solendprotocol · Dec 13, 2023 · 6e5d7d3 · 6e5d7d3
1 parent e53ede1
commit 6e5d7d3
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diff --git a/token-lending/program/src/processor.rs b/token-lending/program/src/processor.rs
@@ -531,7 +531,7 @@ fn _refresh_reserve<'a>(
     // currently there's no way to support two prices without a pyth oracle. So if a reserve
     // only supports switchboard, reserve.smoothed_market_price == reserve.market_price
     if reserve.liquidity.pyth_oracle_pubkey == solend_program::NULL_PUBKEY {
-        reserve.liquidity.smoothed_market_price = market_price;
+        reserve.liquidity.smoothed_market_price = market_price.try_mul(reserve.price_scale())?;
     }
 
     Reserve::pack(reserve, &mut reserve_info.data.borrow_mut())?;

diff --git a/token-lending/program/tests/refresh_reserve.rs b/token-lending/program/tests/refresh_reserve.rs
@@ -441,4 +441,48 @@ async fn test_use_price_weight() {
         wsol_reserve.account.liquidity.smoothed_market_price,
         Decimal::from(16u64)
     );
+
+    // check we do same thing for switchboard
+    let switchboard_feed_pubkey = Some(test.init_switchboard_feed(&wsol_mint::id()).await);
+    test.set_switchboard_price(
+        &wsol_mint::id(),
+        SwitchboardPriceArgs { price: 30, expo: 0 },
+    )
+    .await;
+
+    // update reserve so the switchboard feed is not NULL_PUBKEY
+    lending_market
+        .update_reserve_config(
+            &mut test,
+            &lending_market_owner,
+            &wsol_reserve,
+            wsol_reserve.account.config,
+            wsol_reserve.account.rate_limiter.config,
+            Some(&Oracle {
+                pyth_price_pubkey: NULL_PUBKEY,
+                pyth_product_pubkey: NULL_PUBKEY,
+                switchboard_feed_pubkey,
+            }),
+        )
+        .await
+        .unwrap();
+
+    test.advance_clock_by_slots(1).await;
+
+    let wsol_reserve = test.load_account::<Reserve>(reserves[0].pubkey).await;
+    lending_market
+        .refresh_reserve(&mut test, &wsol_reserve)
+        .await
+        .unwrap();
+
+    let wsol_reserve = test.load_account::<Reserve>(reserves[0].pubkey).await;
+    assert_eq!(
+        wsol_reserve.account.liquidity.market_price,
+        Decimal::from(24u64)
+    );
+
+    assert_eq!(
+        wsol_reserve.account.liquidity.smoothed_market_price,
+        Decimal::from(24u64)
+    );
 }