diff --git a/binders/kafka-binder/spring-cloud-stream-binder-kafka-reactive/pom.xml b/binders/kafka-binder/spring-cloud-stream-binder-kafka-reactive/pom.xml
index b61b1cc9b..36f0a5126 100644
--- a/binders/kafka-binder/spring-cloud-stream-binder-kafka-reactive/pom.xml
+++ b/binders/kafka-binder/spring-cloud-stream-binder-kafka-reactive/pom.xml
@@ -84,35 +84,6 @@
awaitility
test
-
-
-
-
-
-
-
-
-
-
-
-
-
- io.micrometer
- micrometer-tracing-test
-
- test
-
-
- io.micrometer
- micrometer-tracing-bridge-brave
-
-
-
- io.zipkin.brave
- brave-tests
-
- test
-
diff --git a/binders/kafka-binder/spring-cloud-stream-binder-kafka-reactive/src/test/java/org/springframework/cloud/stream/binder/reactorkafka/ReactorKafkaBinderObservationTests.java b/binders/kafka-binder/spring-cloud-stream-binder-kafka-reactive/src/test/java/org/springframework/cloud/stream/binder/reactorkafka/ReactorKafkaBinderObservationTests.java
deleted file mode 100644
index 4e09caa40..000000000
--- a/binders/kafka-binder/spring-cloud-stream-binder-kafka-reactive/src/test/java/org/springframework/cloud/stream/binder/reactorkafka/ReactorKafkaBinderObservationTests.java
+++ /dev/null
@@ -1,163 +0,0 @@
-/*
- * Copyright 2022-2024 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.springframework.cloud.stream.binder.reactorkafka;
-
-import java.lang.reflect.Type;
-import java.time.Duration;
-import java.util.Locale;
-import java.util.function.Function;
-import java.util.stream.Collectors;
-
-import brave.handler.SpanHandler;
-import brave.test.TestSpanHandler;
-import io.micrometer.observation.Observation;
-import io.micrometer.observation.ObservationRegistry;
-import io.micrometer.observation.contextpropagation.ObservationThreadLocalAccessor;
-import io.micrometer.tracing.brave.bridge.BraveFinishedSpan;
-import io.micrometer.tracing.test.simple.SpansAssert;
-import org.apache.kafka.clients.consumer.ConsumerRecord;
-import org.apache.kafka.clients.producer.ProducerRecord;
-import org.junit.jupiter.api.Disabled;
-import org.junit.jupiter.api.Test;
-import reactor.core.publisher.Flux;
-import reactor.core.publisher.Mono;
-import reactor.kafka.receiver.ReceiverRecord;
-import reactor.kafka.receiver.observation.KafkaReceiverObservation;
-import reactor.kafka.receiver.observation.KafkaRecordReceiverContext;
-
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.boot.SpringBootConfiguration;
-import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
-import org.springframework.boot.test.autoconfigure.actuate.observability.AutoConfigureObservability;
-import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.cloud.stream.function.StreamBridge;
-import org.springframework.context.annotation.Bean;
-import org.springframework.integration.IntegrationMessageHeaderAccessor;
-import org.springframework.integration.support.MessageBuilder;
-import org.springframework.kafka.support.Acknowledgment;
-import org.springframework.kafka.support.converter.MessagingMessageConverter;
-import org.springframework.kafka.support.converter.RecordMessageConverter;
-import org.springframework.kafka.test.EmbeddedKafkaBroker;
-import org.springframework.kafka.test.context.EmbeddedKafka;
-import org.springframework.messaging.Message;
-import org.springframework.test.annotation.DirtiesContext;
-
-import static org.assertj.core.api.Assertions.assertThat;
-import static org.awaitility.Awaitility.await;
-
-/**
- * @author Artem Bilan
- * @author Soby Chacko
- * @since 4.2.0
- */
-@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.NONE, properties = {
- "spring.kafka.consumer.metadata.max.age.ms=1000",
- "spring.cloud.function.definition=receive",
- "spring.cloud.stream.function.reactive.uppercase=true",
- "spring.cloud.stream.bindings.receive-in-0.group=rkbot-in-group",
- "spring.cloud.stream.bindings.receive-in-0.destination=rkbot-in-topic",
- "spring.cloud.stream.bindings.receive-out-0.destination=rkbot-out-topic",
- "spring.cloud.stream.kafka.binder.enable-observation=true",
- "spring.cloud.stream.kafka.binder.brokers=${spring.kafka.bootstrap-servers}",
- "management.tracing.sampling.probability=1",
- "spring.cloud.stream.kafka.bindings.receive-in-0.consumer.converterBeanName=fullRR"
- })
-@DirtiesContext
-@AutoConfigureObservability
-@EmbeddedKafka(topics = { "rkbot-out-topic" })
-@Disabled
-public class ReactorKafkaBinderObservationTests {
-
- private static final TestSpanHandler SPANS = new TestSpanHandler();
-
- @Autowired
- StreamBridge streamBridge;
-
- @Autowired
- ObservationRegistry observationRegistry;
-
- @Autowired
- TestConfiguration testConfiguration;
-
- @Autowired
- private EmbeddedKafkaBroker embeddedKafka;
-
- @Test
- void endToEndReactorKafkaBinder1() {
-
- streamBridge.send("rkbot-in-topic", MessageBuilder.withPayload("data")
- .build());
-
- await().timeout(Duration.ofSeconds(10)).untilAsserted(() -> assertThat(SPANS.spans()).hasSize(3));
- SpansAssert.assertThat(SPANS.spans().stream().map(BraveFinishedSpan::fromBrave).collect(Collectors.toList()))
- .haveSameTraceId();
- }
-
- @SpringBootConfiguration
- @EnableAutoConfiguration(exclude = org.springframework.cloud.function.observability.ObservationAutoConfiguration.class)
- public static class TestConfiguration {
-
- @Bean
- SpanHandler testSpanHandler() {
- return SPANS;
- }
-
- @Bean
- RecordMessageConverter fullRR() {
- return new RecordMessageConverter() {
-
- private final RecordMessageConverter converter = new MessagingMessageConverter();
-
- @Override
- public Message> toMessage(ConsumerRecord, ?> record, Acknowledgment acknowledgment,
- org.apache.kafka.clients.consumer.Consumer, ?> consumer, Type payloadType) {
-
- return MessageBuilder.withPayload(record).build();
- }
-
- @Override
- public ProducerRecord, ?> fromMessage(Message> message, String defaultTopic) {
- return this.converter.fromMessage(message, defaultTopic);
- }
-
- };
- }
-
- @Bean
- Function>, Flux>> receive(ObservationRegistry observationRegistry) {
- return s -> s
- .flatMap(record -> {
- Observation receiverObservation =
- KafkaReceiverObservation.RECEIVER_OBSERVATION.start(null,
- KafkaReceiverObservation.DefaultKafkaReceiverObservationConvention.INSTANCE,
- () ->
- new KafkaRecordReceiverContext(
- record, "user.receiver", "localhost:9092"),
- observationRegistry);
-
- return Mono.deferContextual(contextView -> Mono.just(record)
- .map(rec -> new String(rec.value()).toLowerCase(Locale.ROOT))
- .map(rec -> MessageBuilder.withPayload(rec).setHeader(IntegrationMessageHeaderAccessor.REACTOR_CONTEXT, contextView).build()))
- .doOnTerminate(receiverObservation::stop)
- .doOnError(receiverObservation::error)
- .contextWrite(context -> context.put(ObservationThreadLocalAccessor.KEY, receiverObservation));
- });
- }
- }
-
-}
-