Function: depositWithERC20(address _token, uint256 _amount, address _referral)

Mint eETH by transferring stEth, cbEth, or wbEth, to be liquidated by this contract.

Inputs

• _token

  • Control: Arbitrary.

  • Constraints: Must be whitelisted, and also be stEth, cbEth, or wbEth.

  • Impact: Token to deposit.

• _amount

  • Control: Arbitrary.

  • Constraints: Call to _token.transferFrom with amount must succeed.

  • Impact: Amount of token to deposit.

• _referral

  • Control: Arbitrary.

  • Constraints: None.

  • Impact: Passed to liquidity pool contract to be emitted in eETH mint event.

Branches and code coverage

Intended branches

• stEth deposit successfully mints eETH and adds to running deposit cap and statistics.

  Test coverage

• cbEth deposit successfully mints eETH and adds to running deposit cap and statistics.

  Test coverage

• wbEth deposit successfully mints eETH and adds to running deposit cap and statistics.

  Test coverage

• ERC20s owned by contract can be liquidated later by admin.

  Test coverage

Negative behavior

• Reverts when paused.

  Negative test

• Reverts when reentrancy is attempted.

  Negative test

• Reverts on unwhitelisted token.

  Negative test

• Reverts if transferFrom fails.

  Negative test

• Reverts if deposit cap is reached.

  Negative test

• Reverts if amount of eETH to be minted is insufficient to pay fees.

  Negative test