Update Bridger.sol to modify asset swap logic for wUSDM, add test for…

… USDC to wUSDM swap, and include new test data file.
KintoXYZ · Jan 31, 2025 · 76ed83b · 76ed83b
1 parent 424b3da
commit 76ed83b
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Showing 3 changed files with 127 additions and 3 deletions.
diff --git a/src/bridger/Bridger.sol b/src/bridger/Bridger.sol
@@ -425,7 +425,7 @@ contract Bridger is
                 amount,
                 IERC20(inputAsset),
                 // If the final asset is sUSDe, swap to USDe first and then stake
-                // If the final asset is wUSDM, swap to USDC first, then swap to USDM using Curve, and finally wrap
+                // If the final asset is wUSDM, swap to USDM first and then stake
                 IERC20(_getFinalAssetByAsset(finalAsset)),
                 swapCallData
             );
@@ -475,7 +475,7 @@ contract Bridger is
             return USDe;
         }
         if (finalAsset == wUSDM) {
-            return USDC;
+            return USDM;
         }
         if (finalAsset == stUSD) {
             return USDC;

diff --git a/test/data/swap-usdc-to-usdm-arb.json b/test/data/swap-usdc-to-usdm-arb.json
@@ -0,0 +1,66 @@
+{
+  "blockNumber": "21746939",
+  "buyAmount": "1000020215920662956",
+  "buyToken": "0x59d9356e565ab3a36dd77763fc0d87feaf85508c",
+  "fees": {
+    "integratorFee": null,
+    "zeroExFee": null,
+    "gasFee": null
+  },
+  "issues": {
+    "allowance": {
+      "actual": "0",
+      "spender": "0x0000000000001ff3684f28c67538d4d072c22734"
+    },
+    "balance": {
+      "token": "0xaf88d065e77c8cc2239327c5edb3a432268e5831",
+      "actual": "0",
+      "expected": "1000000"
+    },
+    "simulationIncomplete": false,
+    "invalidSourcesPassed": []
+  },
+  "liquidityAvailable": true,
+  "minBuyAmount": "990020013761453400",
+  "route": {
+    "fills": [
+      {
+        "from": "0xaf88d065e77c8cc2239327c5edb3a432268e5831",
+        "to": "0x59d9356e565ab3a36dd77763fc0d87feaf85508c",
+        "source": "Curve",
+        "proportionBps": "10000"
+      }
+    ],
+    "tokens": [
+      {
+        "address": "0xaf88d065e77c8cc2239327c5edb3a432268e5831",
+        "symbol": "USDC"
+      },
+      {
+        "address": "0x59d9356e565ab3a36dd77763fc0d87feaf85508c",
+        "symbol": "USDM"
+      }
+    ]
+  },
+  "sellAmount": "1000000",
+  "sellToken": "0xaf88d065e77c8cc2239327c5edb3a432268e5831",
+  "tokenMetadata": {
+    "buyToken": {
+      "buyTaxBps": "0",
+      "sellTaxBps": "0"
+    },
+    "sellToken": {
+      "buyTaxBps": "0",
+      "sellTaxBps": "0"
+    }
+  },
+  "totalNetworkFee": "5165430000000",
+  "transaction": {
+    "to": "0x0000000000001ff3684f28c67538d4d072c22734",
+    "data": "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",
+    "gas": "516543",
+    "gasPrice": "10000000",
+    "value": "0"
+  },
+  "zid": "0x1a1bfdbeedfa26fb28419b21"
+}
diff --git a/test/fork/bridger/Bridger.t.sol b/test/fork/bridger/Bridger.t.sol
@@ -37,7 +37,6 @@ contract BridgerTest is SignatureHelper, ForkTest, ArtifactsReader, BridgeDataHe
     address internal ENA;
     address internal wstETH;
     address internal weETH;
-    address internal usdmCurvePool;
 
     BridgerHarness internal bridger;
 
@@ -280,6 +279,65 @@ contract BridgerTest is SignatureHelper, ForkTest, ArtifactsReader, BridgeDataHe
         );
     }
 
+    // USDC to wUSDM
+    function testDepositBySig_WhenUSDCToWUSDM() public {
+        setUpArbitrumFork();
+        vm.rollFork(301295138); // block number in which the 0x API data was fetched
+        upgradeBridger();
+
+        IBridger.BridgeData memory data = bridgeData[block.chainid][wUSDM];
+        address assetToDeposit = USDC_ARBITRUM;
+        uint256 amountToDeposit = 1e6;
+        uint256 sharesBefore = ERC20(wUSDM).balanceOf(address(bridger));
+        uint256 vaultSharesBefore = ERC20(wUSDM).balanceOf(address(data.vault));
+
+        deal(assetToDeposit, _user, amountToDeposit);
+        deal(_user, data.gasFee);
+
+        assertEq(ERC20(assetToDeposit).balanceOf(_user), amountToDeposit);
+
+        IBridger.SignatureData memory sigdata = _auxCreateBridgeSignature(
+            kintoWalletL2,
+            bridger,
+            _user,
+            assetToDeposit,
+            wUSDM,
+            amountToDeposit,
+            968e3,
+            _userPk,
+            block.timestamp + 1000
+        );
+
+        bytes memory permitSignature = _auxCreatePermitSignature(
+            IBridger.Permit(
+                _user,
+                address(bridger),
+                amountToDeposit,
+                ERC20Permit(assetToDeposit).nonces(_user),
+                block.timestamp + 1000
+            ),
+            _userPk,
+            ERC20Permit(assetToDeposit)
+        );
+        uint256 nonce = bridger.nonces(_user);
+
+        vm.prank(bridger.owner());
+        bridger.setBridgeVault(data.vault, true);
+
+        // USDC to USDM quote's swapData
+        // curl 'https://api.0x.org/swap/allowance-holder/quote?chainId=42161&buyToken=0x59D9356E565Ab3A36dD77763Fc0d87fEaf85508C&sellToken=0xDA10009cBd5D07dd0CeCc66161FC93D7c9000da1&sellAmount=1000000000000000000&taker=0xb7DfE09Cf3950141DFb7DB8ABca90dDef8d06Ec0' -H '0x-api-key: key' -H '0x-version: v2' | jq > ./test/data/swap-usdc-to-usdm-arb.json
+        bytes memory swapCalldata = vm.readFile("./test/data/swap-usdc-to-usdm-arb.json").readBytes(".transaction.data");
+
+        vm.deal(address(bridger), data.gasFee);
+        vm.prank(_owner);
+        bridger.depositBySig(permitSignature, sigdata, swapCalldata, data);
+        assertEq(bridger.nonces(_user), nonce + 1);
+
+        uint256 shares = ERC4626(wUSDM).previewDeposit(1000020215920662957);
+        assertEq(ERC20(wUSDM).balanceOf(address(bridger)), sharesBefore, "Invalid balance of the Bridger");
+        assertEq(ERC20(wUSDM).balanceOf(data.vault), vaultSharesBefore + shares, "Invalid balance of the Vault");
+    }
+
     // DAI to wUSDM
     function testDepositBySig_WhenDaiToWUSDM() public {
         setUpArbitrumFork();