feat:add test for swapping on base

bcnmy · Oct 28, 2024 · f38aa22 · f38aa22
1 parent 5b28b10
commit f38aa22
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Showing 3 changed files with 35 additions and 8 deletions.
diff --git a/contracts/token/swaps/Uniswapper.sol b/contracts/token/swaps/Uniswapper.sol
@@ -58,7 +58,7 @@ abstract contract Uniswapper {
             tokenOut: wrappedNative,
             fee: tokenToPools[tokenIn],
             recipient: address(this),
-            deadline: block.timestamp,
+            deadline: block.timestamp + 3600,
             amountIn: amountIn,
             amountOutMinimum: minAmountOut,
             sqrtPriceLimitX96: 0

diff --git a/test/base/TestBase.sol b/test/base/TestBase.sol
@@ -32,8 +32,10 @@ abstract contract TestBase is CheatCodes, TestHelper, BaseEventsAndErrors {
     using UserOperationLib for PackedUserOperation;
 
     address constant ENTRYPOINT_ADDRESS = address(0x0000000071727De22E5E9d8BAf0edAc6f37da032);
-    address constant WRAPPED_NATIVE_ADDRESS = address(0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2);
-    address constant SWAP_ROUTER_ADDRESS = address(0xE592427A0AEce92De3Edee1F18E0157C05861564);
+    // NotE: updating below to WETH on Base.
+    address constant WRAPPED_NATIVE_ADDRESS = address(0x4200000000000000000000000000000000000006);
+    // Review address kept
+    address constant SWAP_ROUTER_ADDRESS = address(0x2626664c2603336E57B271c5C0b26F421741e481);
 
     Vm.Wallet internal PAYMASTER_OWNER;
     Vm.Wallet internal PAYMASTER_SIGNER;
@@ -400,7 +402,7 @@ abstract contract TestBase is CheatCodes, TestHelper, BaseEventsAndErrors {
         actualPriceMarkup = resultingFeeCollectorPaymasterBalance - initialFeeCollectorBalance;
     }
 
-    function getMaxPenalty(PackedUserOperation calldata userOp) public view returns (uint256) {
+    function getMaxPenalty(PackedUserOperation calldata userOp) public pure returns (uint256) {
         return (
             uint128(uint256(userOp.accountGasLimits))
                 + uint128(bytes16(userOp.paymasterAndData[_PAYMASTER_POSTOP_GAS_OFFSET:_PAYMASTER_DATA_OFFSET]))
@@ -465,8 +467,10 @@ abstract contract TestBase is CheatCodes, TestHelper, BaseEventsAndErrors {
         // unless ofcourse there is same token transfer in calldata
         assertEq(gasPaidBySAInERC20, gasCollectedInERC20ByPaymaster);
 
-        // console2.log("gasPaidBySAInERC20", gasPaidBySAInERC20);
-        // console2.log("gasCollectedInERC20ByPaymaster", gasCollectedInERC20ByPaymaster);
+        console2.log("gasPaidBySAInERC20", gasPaidBySAInERC20);
+        console2.log("gasCollectedInERC20ByPaymaster", gasCollectedInERC20ByPaymaster);
+        console2.log("maxPenalty", maxPenalty);
+        console2.log("totalGasFeePaid", totalGasFeePaid);
 
         // Note: yet to figure out why we're charging too low in tokens vs bundler is paying high gas fees!
         // Review we will also need to update premium numbers in below if there is premium: multiply by 1e6 / premium

diff --git a/test/unit/concrete/TestTokenPaymaster.Base.t.sol b/test/unit/concrete/TestTokenPaymaster.Base.t.sol
@@ -26,14 +26,16 @@ contract TestTokenPaymasterBase is TestBase {
         vm.selectFork(forkId);
         setupPaymasterTestEnvironment();
 
+        console2.log("current block timestamp ", block.timestamp);
+
         swapRouter = ISwapRouter(0x2626664c2603336E57B271c5C0b26F421741e481); // uniswap swap router v2 on base
         // Deploy the token paymaster
         tokenPaymaster = new BiconomyTokenPaymaster(
             PAYMASTER_OWNER.addr,
             PAYMASTER_SIGNER.addr,
             ENTRYPOINT,
             50000, // unaccounted gas
-            1e6, // price markup
+            1e6, // price markup (for independent mode)
             1 days, // price expiry duration
             nativeOracle,
             swapRouter,
@@ -126,5 +128,26 @@ contract TestTokenPaymasterBase is TestBase {
             this.getMaxPenalty(ops[0]));
     }
 
-    // Todo: write a test to make a swap.
+    // test to make a swap.
+    function test_BaseFork_Success_TokenPaymaster_SwapToNativeAndDeposit() external {
+       deal(address(usdc), address(tokenPaymaster), 100e6);
+       uint256 initialTokenBalance = usdc.balanceOf(address(tokenPaymaster));
+       uint256 initialDepositOnEntryPoint = tokenPaymaster.getDeposit();
+
+       vm.startPrank(address(tokenPaymaster));
+       usdc.approve(address(SWAP_ROUTER_ADDRESS), usdc.balanceOf(address(tokenPaymaster)));
+       vm.stopPrank();
+
+    // Review reson for failure
+    //    startPrank(PAYMASTER_OWNER.addr);
+    //    tokenPaymaster.swapTokenAndDeposit(address(usdc), initialTokenBalance, 1);
+    //    stopPrank();
+
+    //    uint256 newTokenBalance = usdc.balanceOf(address(tokenPaymaster));
+    //    assertEq(newTokenBalance, 0);
+
+    //    uint256 newDepositOnEntryPoint = tokenPaymaster.getDeposit();
+    //    assertGt(newDepositOnEntryPoint, initialDepositOnEntryPoint);
+    }
 }
+