Function: validateUserOp(UserOperation userOp, byte[32] userOpHash)

Validates userOperation.

Inputs

• userOp

  • Control: Full.

  • Constraints: Needs to contain valid selector.

  • Impact: User Operation to be validated. If invalid, the function will revert or return a failure code.

• userOpHash

  • Control: Full.

  • Constraints: Must be a valid 32-byte--hash representation of the corresponding userOp.

  • Impact: Hash of the User Operation to be validated. Acts as a unique identifier or checksum of the User Operation.

Branches and code coverage (including function calls)

Intended branches

• Function returns SIG_VALIDATION_SUCCESS for a valid UserOp and valid userOpHash.

  Test coverage

• Function returns SIG_VALIDATION_FAILED if the userOp was signed with an improper session key.

  Test coverage

Negative behavior

• Function reverts when userOp.sender is an unregistered smart contract.

  Negative test

• Function reverts when the length of user.signature is less than 65.

  Negative test