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Add ERC6909 swap settings coverage #1048

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Add ERC6909 swap settings coverage #1048

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38 changes: 38 additions & 0 deletions test/PoolManager.t.sol
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Original file line number Diff line number Diff line change
Expand Up @@ -617,6 +617,44 @@ contract PoolManagerTest is Test, Deployers {
swapRouter.swap(key, SWAP_PARAMS, testSettings, ZERO_BYTES);
}

function test_swap_withERC6909Settings(bool takeClaims, bool settleUsingBurn) public {
PoolSwapTest.TestSettings memory testSettings =
PoolSwapTest.TestSettings({takeClaims: takeClaims, settleUsingBurn: settleUsingBurn});

if (settleUsingBurn) {
claimsRouter.deposit(currency0, address(this), uint256(-SWAP_PARAMS.amountSpecified));
manager.setOperator(address(swapRouter), true);
}

uint256 currency0BalanceBefore = currency0.balanceOfSelf();
uint256 currency1BalanceBefore = currency1.balanceOfSelf();
uint256 currency0ClaimsBefore = manager.balanceOf(address(this), currency0.toId());
uint256 currency1ClaimsBefore = manager.balanceOf(address(this), currency1.toId());

BalanceDelta delta = swapRouter.swap(key, SWAP_PARAMS, testSettings, ZERO_BYTES);
assertTrue(delta.amount0() < 0);
assertTrue(delta.amount1() > 0);

uint256 inputAmount = uint256(uint128(-delta.amount0()));
uint256 outputAmount = uint256(uint128(delta.amount1()));

if (settleUsingBurn) {
assertEq(manager.balanceOf(address(this), currency0.toId()), currency0ClaimsBefore - inputAmount);
assertEq(currency0.balanceOfSelf(), currency0BalanceBefore);
} else {
assertEq(manager.balanceOf(address(this), currency0.toId()), currency0ClaimsBefore);
assertEq(currency0.balanceOfSelf(), currency0BalanceBefore - inputAmount);
}

if (takeClaims) {
assertEq(manager.balanceOf(address(this), currency1.toId()), currency1ClaimsBefore + outputAmount);
assertEq(currency1.balanceOfSelf(), currency1BalanceBefore);
} else {
assertEq(manager.balanceOf(address(this), currency1.toId()), currency1ClaimsBefore);
assertEq(currency1.balanceOfSelf(), currency1BalanceBefore + outputAmount);
}
}

function test_swap_gas() public {
swapRouterNoChecks.swap(key, SWAP_PARAMS);
vm.snapshotGasLastCall("simple swap");
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