[英]Micronaut controller test - DefaultHttpClient (RxHttpClient) returns null body when using exchange instead of retrive
这是使用 Micronaut 2.3.1
生成的示例应用程序。 我有一个简单的 controller 和一个 POJO:
@Controller
public class MyController {
@Get("/hello")
public HttpResponse<Response> getResponse() {
return HttpResponse.ok(new Response("Hello"));
}
}
public class Response {
private String value;
private Response() {
}
public Response(String value) {
this.value = value;
}
public String getValue() {
return value;
}
}
和Spock
中的测试套件。 问题是当使用RxHttpClient::exchange
方法时 - 返回的主体总是null
。 但是,当使用RxHttpClient::retrive
时,正文会正确返回:
@MicronautTest
class MyControllerTest extends Specification {
@Inject
@Client("/")
RxHttpClient rxHttpClient;
def "test exchange"() {
given:
when:
HttpResponse<Response> response = rxHttpClient.toBlocking()
.exchange(HttpRequest.create(HttpMethod.GET, "/hello"))
then:
response.status() == HttpStatus.OK
response.body() != null //fails - body is null
}
def "test retrive"() {
given:
when:
Response response = rxHttpClient.toBlocking()
.retrieve(HttpRequest.create(HttpMethod.GET, "/hello"), Response.class)
then:
response != null
response.value == "Hello"
}
}
为什么exchange
方法返回的HttpResponse
的 body 是 null? 我想使用它,因为我还想对HttpResponse
的其他属性做出断言。
这将起作用:
import io.micronaut.http.HttpResponse
import io.micronaut.http.HttpStatus
import io.micronaut.http.client.RxHttpClient
import io.micronaut.http.client.annotation.Client
import io.micronaut.test.extensions.spock.annotation.MicronautTest
import spock.lang.Specification
import javax.inject.Inject
@MicronautTest
class MyControllerSpec extends Specification {
@Inject
@Client("/")
RxHttpClient rxHttpClient;
void "test exchange"() {
given:
HttpResponse response = rxHttpClient.toBlocking().exchange("/hello", Map)
Map body = response.body()
expect:
response.status == HttpStatus.OK
body.value == 'Hello'
}
}
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