<%#
 Copyright 2013-2025 the original author or authors from the JHipster project.

 This file is part of the JHipster project, see https://www.jhipster.tech/
 for more information.

 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 <%= packageName %>.web.rest;

import static org.assertj.core.api.Assertions.assertThat;

import <%= packageName %>.IntegrationTest;
import <%= packageName %>.config.EmbeddedKafka;
<%_ if (authenticationUsesCsrf) { _%>

import static org.springframework.security.test.web.reactive.server.SecurityMockServerConfigurers.csrf;

import org.junit.jupiter.api.BeforeEach;
<%_ } _%>

import java.time.Duration;
import java.util.HashMap;
import java.util.Map;

import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.ImportAutoConfiguration;
import org.springframework.boot.test.autoconfigure.web.reactive.AutoConfigureWebTestClient;
import org.springframework.cloud.stream.binder.test.InputDestination;
import org.springframework.cloud.stream.binder.test.OutputDestination;
import org.springframework.cloud.stream.binder.test.TestChannelBinderConfiguration;
import org.springframework.http.MediaType;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageHeaders;
import org.springframework.messaging.support.GenericMessage;
import <%= packageName %>.config.WithMockMyUser;
import org.springframework.test.web.reactive.server.WebTestClient;
import org.springframework.util.MimeTypeUtils;

@AutoConfigureWebTestClient(timeout = IntegrationTest.DEFAULT_TIMEOUT)
@WithMockMyUser
@EmbeddedKafka
@IntegrationTest
@ImportAutoConfiguration(TestChannelBinderConfiguration.class)
class <%= upperFirstCamelCaseBaseName %>KafkaResourceIT {
    private static String KAFKA_API = "/api/<%= dasherizedBaseName %>-kafka/{command}";

    @Autowired
    private WebTestClient client;

    @Autowired
    private InputDestination input;

    @Autowired
    private OutputDestination output;
<%_ if (authenticationUsesCsrf) { _%>

    @BeforeEach
    public void setupCsrf() {
        client = client.mutateWith(csrf());
    }
<%_ } _%>

    @Test
    void producesMessages() throws InterruptedException {
        client
            .post()
            .uri(uriBuilder -> uriBuilder.path(KAFKA_API).queryParam("message", "value-produce").build("publish"))
            .exchange()
            .expectStatus()
            .isNoContent();
        assertThat(output.receive(1000, "binding-out-0").getPayload()).isEqualTo("value-produce".getBytes());
    }

    @Test
    void producesPooledMessages() throws Exception {
        assertThat(output.receive(1500, "kafkaProducer-out-0").getPayload()).isEqualTo("kafka_producer".getBytes());
    }

    @Test
    void consumesMessages() {
        Map<String, Object> map = new HashMap<>();
        map.put(MessageHeaders.CONTENT_TYPE, MimeTypeUtils.TEXT_PLAIN_VALUE);
        MessageHeaders headers = new MessageHeaders(map);
        Message<String> testMessage = new GenericMessage<>("value-consume", headers);
        input.send(testMessage);
        String value = client
            .get()
            .uri(KAFKA_API, "consume")
            .accept(MediaType.TEXT_EVENT_STREAM)
            .exchange()
            .expectStatus()
            .isOk()
            .expectHeader()
            .contentTypeCompatibleWith(MediaType.TEXT_EVENT_STREAM)
            .returnResult(String.class)
            .getResponseBody()
            .blockFirst(Duration.ofSeconds(10));
        assertThat(value).isEqualTo("value-consume");
    }
}
