XCTestError A type of error that can occur while the test waits to fulfill expectations. Declarationstruct XCTestError TopicsClassifying Errors with CodestimeoutWhileWaitingfailureWhileWaitingXCTestError.CodeClassifying Errors by DomainXCTestErrorDomainType PropertieserrorDomain RelationshipsConforms ToCustomNSErrorEquatableErrorHashableSendableSendableMetatype See AlsoWaiting for Expectationsfulfillment(of:timeout:enforceOrder:)wait(for:)wait(for:enforceOrder:)wait(for:timeout:)wait(for:timeout:enforceOrder:)waitForExpectations(timeout:handler:)XCWaitCompletionHandlerXCTestError.CodeXCTestErrorDomain