execute swap e2e (#418)

.github/workflows/build.yml

@@ -115,7 +115,7 @@ jobs:
       - name: Run e2e (Brave)
         uses: nick-fields/retry@v2
         with:
-          timeout_minutes: 8
+          timeout_minutes: 10
           max_attempts: 3
           command:  |
             export BROWSER=chrome
@@ -173,7 +173,7 @@ jobs:
       - name: Run e2e (Brave)
         uses: nick-fields/retry@v2
         with:
-          timeout_minutes: 8
+          timeout_minutes: 10
           max_attempts: 3
           command:  |
             export BROWSER=brave

e2e/numbers.ts

@@ -0,0 +1,14 @@
+import BigNumber from 'bignumber.js';
+
+export type BigNumberish = number | string | BigNumber;
+
+export const convertRawAmountToDecimalFormat = (
+  value: BigNumberish,
+  decimals = 18,
+): string =>
+  new BigNumber(value).dividedBy(new BigNumber(10).pow(decimals)).toFixed();
+
+export const subtract = (
+  numberOne: BigNumberish,
+  numberTwo: BigNumberish,
+): string => new BigNumber(numberOne).minus(new BigNumber(numberTwo)).toFixed();