26 files declare their use of CurrencyInterface in Currency 8.3

AddCurrencyTest.php in tests/src/Unit/Controller/AddCurrencyTest.php

AmountTest.php in tests/src/Unit/Plugin/views/field/AmountTest.php

ConfigImporterTest.php in tests/src/Unit/ConfigImporterTest.php

Currency.php in src/Plugin/views/field/Currency.php

CurrencyAccessControlHandlerTest.php in tests/src/Unit/Entity/Currency/CurrencyAccessControlHandlerTest.php

CurrencyAmountTest.php in tests/src/Unit/Element/CurrencyAmountTest.php

CurrencyDeleteFormTest.php in tests/src/Unit/Entity/Currency/CurrencyDeleteFormTest.php

CurrencyFormTest.php in tests/src/Unit/Entity/Currency/CurrencyFormTest.php

CurrencyImportFormTest.php in tests/src/Unit/Controller/CurrencyImportFormTest.php

CurrencyImportFormTest.php in tests/src/Unit/Form/CurrencyImportFormTest.php

CurrencyListBuilderTest.php in tests/src/Unit/Entity/Currency/CurrencyListBuilderTest.php

CurrencyLocaleImportFormTest.php in tests/src/Unit/Controller/CurrencyLocaleImportFormTest.php

CurrencyLocaleImportFormTest.php in tests/src/Unit/Form/CurrencyLocaleImportFormTest.php

CurrencyLocalizeTest.php in tests/src/Unit/Plugin/Filter/CurrencyLocalizeTest.php

CurrencyTest.php in tests/src/Unit/Plugin/views/field/CurrencyTest.php

DisableCurrency.php in src/Controller/DisableCurrency.php

DisableCurrencyTest.php in tests/src/Unit/Controller/DisableCurrencyTest.php

EditCurrency.php in src/Controller/EditCurrency.php

EditCurrencyTest.php in tests/src/Unit/Controller/EditCurrencyTest.php

EnableCurrency.php in src/Controller/EnableCurrency.php

EnableCurrencyTest.php in tests/src/Unit/Controller/EnableCurrencyTest.php

FixedRatesFormTest.php in tests/src/Unit/Controller/FixedRatesFormTest.php

FixedRatesFormTest.php in tests/src/Unit/Form/FixedRatesFormTest.php

FixedRatesOverviewTest.php in tests/src/Unit/Controller/FixedRatesOverviewTest.php

FormHelperTest.php in tests/src/Unit/FormHelperTest.php

ModuleInstallUninstallWebTest.php in tests/src/Functional/ModuleInstallUninstallWebTest.php