*/
        Optional<OriginMetadata> getReusedOutputOriginMetadata();

        /**
         * State after execution.
         */
        @VisibleForTesting
        Optional<ExecutionOutputState> getAfterExecutionOutputState();
    }

    interface IdentityCacheResult<T> {

        Try<T> getResult();

        /**
         * The origin metadata of the result.
         *

        then:
        interaction { outputStored { throw failure } }


        then:
        1 * delegateResult.getDuration() >> duration
        1 * delegateResult.getAfterExecutionOutputState() >> Optional.of(afterExecutionOutputState)

        then:
        0 * _
    }

    def "executes and doesn't store when caching is disabled"() {
        when:

                @SuppressWarnings("OptionalGetWithoutIsPresent")
                ExecutionOutputState executionOutputState = delegateResult.getAfterExecutionOutputState().get();
                ImmutableListMultimap<String, HashCode> outputHashes = calculateOutputHashes(executionOutputState.getOutputFilesProducedByWork());