@Test
    void jsonTextSequences_streamError() throws Exception {
        final Stream<String> stream = Stream.of(TEST_STRINGS).map(s -> {
            throw new AnticipatedException();
        });
        final HttpResponse response =
                function.convertResponse(ctx, JSON_SEQ_HEADERS, stream, DEFAULT_TRAILERS);
        StepVerifier.create(response)
                    .expectError(AnticipatedException.class)
                    .verify();
    }
{@link HttpData} instances which are expected to be produced by the
{@link JacksonResponseConverterFunction} when the function gets the
{@link #TEST_STRINGS} as input.
core/src/test/java/com/linecorp/armeria/server/annotation/JacksonResponseConverterFunctionTest.java