Function: _executeFillOrder(ClearingHouse self, byte[32] asset, address account, PostFillOrderArgs args)

The internal _executeFillOrder function handles the execution of filling orders. It performs the following:

• Funding-payment settlement by calling settleFundingPayment

• Execution of the market[asset].postFillOrder(...) function, which handles order execution and returns a positionResult

• Execution of collateralManager.settleTakerFill

• Liquidation safety check

• Processing of takerFee

Branches and code coverage

Intended branches

• fundingPaymentResult.marginDelta is applied correctly to positionResult.marginDelta.

  Test coverage

• fundingPaymentResult.debt is applied correctly to positionResult.debt.

  Test coverage

• The position is increased or decreased as expected.

  Test coverage

• If positionResult.fullClose == true, the position is removed from user positions.

  Test coverage

• Margin and debt balances are updated properly in settleTakerFill.

  Test coverage