Function: addSupportedAsset(IERC20 _asset)

Allows owner of the contract to add asset address to the list of trusted assets.

Inputs

• _asset

  • Constraints: No.

  • Impact: The address will be added to the supportedAssets. The users will be able to deposit the asset tokens after that.

Branches and code coverage (including function calls)

Intended branches

• _asset was added to supportedAssets.

  Test coverage

Negative behavior

• Caller is not an owner.

  Negative test

• supportedAssets already contains _asset.

  Negative test

Function call analysis

• _supportedAssets.add(_asset)

  • External/Internal? Internal.

  • Argument control? _asset.

  • Impact: Add new _asset address to the _supportedAssets --- if already added, returns false.