From 4f1b266271f358baa2a749db0af535d1ac4427a5 Mon Sep 17 00:00:00 2001
From: Luiz Estacio <luizstacio@gmail.com>
Date: Fri, 24 Jun 2022 17:00:48 -0300
Subject: [PATCH] test: fix disable button if gas is 0

---
 packages/app/src/systems/Swap/pages/SwapPage.tsx | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/packages/app/src/systems/Swap/pages/SwapPage.tsx b/packages/app/src/systems/Swap/pages/SwapPage.tsx
index 04b7ddf4..9268872f 100644
--- a/packages/app/src/systems/Swap/pages/SwapPage.tsx
+++ b/packages/app/src/systems/Swap/pages/SwapPage.tsx
@@ -103,15 +103,18 @@ export function SwapPage() {
     txCost,
   });
 
-  const shouldDisableSwap =
-    isLoading || validationState !== ValidationStateEnum.Swap;
+  const shouldDisableSwap = !!(
+    isLoading ||
+    validationState !== ValidationStateEnum.Swap ||
+    !txCost.total ||
+    txCost.error
+  );
 
   const btnText = getValidationText(validationState, swapState);
 
   const { mutate: swap, isLoading: isSwapping } = useMutation(
     async () => {
       if (!swapState) return;
-      if (!txCost?.gas || txCost.error) return;
       setHasSwapped(false);
       const res = await swapTokens(contract, swapState, txCost);
       return res;