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Preserve order of onStatus handlers

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Closes gh-23880
This commit is contained in:
Rossen Stoyanchev
2019-10-31 13:51:51 +00:00
parent 74b7b550f6
commit 3691c187ef
2 changed files with 54 additions and 2 deletions
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44
spring-webflux/src/test/java/org/springframework/web/reactive/function/client/DefaultWebClientTests.java
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@@ -20,6 +20,7 @@ import java.time.Duration;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.function.Predicate;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
@@ -33,6 +34,7 @@ import reactor.test.StepVerifier;
import org.springframework.core.NamedThreadLocal;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import static org.assertj.core.api.Assertions.assertThat;
@@ -309,6 +311,48 @@ public class DefaultWebClientTests {
assertThat(request.headers().getFirst("Custom")).isEqualTo("value");
}
@Test // gh-23880
public void onStatusHandlersOrderIsPreserved() {
ClientResponse response = ClientResponse.create(HttpStatus.BAD_REQUEST).build();
given(exchangeFunction.exchange(any())).willReturn(Mono.just(response));
Mono<Void> result = this.builder.build().get()
.uri("/path")
.retrieve()
.onStatus(HttpStatus::is4xxClientError, resp -> Mono.error(new IllegalStateException("1")))
.onStatus(HttpStatus::is4xxClientError, resp -> Mono.error(new IllegalStateException("2")))
.bodyToMono(Void.class);
StepVerifier.create(result).expectErrorMessage("1").verify();
}
@Test // gh-23880
@SuppressWarnings("unchecked")
public void onStatusHandlersDefaultHandlerIsLast() {
ClientResponse response = ClientResponse.create(HttpStatus.BAD_REQUEST).build();
given(exchangeFunction.exchange(any())).willReturn(Mono.just(response));
Predicate<HttpStatus> predicate1 = mock(Predicate.class);
Predicate<HttpStatus> predicate2 = mock(Predicate.class);
given(predicate1.test(HttpStatus.BAD_REQUEST)).willReturn(false);
given(predicate2.test(HttpStatus.BAD_REQUEST)).willReturn(false);
Mono<Void> result = this.builder.build().get()
.uri("/path")
.retrieve()
.onStatus(predicate1, resp -> Mono.error(new IllegalStateException()))
.onStatus(predicate2, resp -> Mono.error(new IllegalStateException()))
.bodyToMono(Void.class);
StepVerifier.create(result).expectError(WebClientResponseException.class).verify();
verify(predicate1).test(HttpStatus.BAD_REQUEST);
verify(predicate2).test(HttpStatus.BAD_REQUEST);
}
private ClientRequest verifyAndGetRequest() {
ClientRequest request = this.captor.getValue();
verify(this.exchangeFunction).exchange(request);