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Make WebTestClient creation back off when no HTTP client available

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Fixes gh-27520
This commit is contained in:
Andy Wilkinson
2021-07-29 18:45:53 +01:00
parent ad2d9c0ab1
commit 7eb5f35f2f
2 changed files with 73 additions and 7 deletions
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29
spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/web/reactive/server/WebTestClientContextCustomizerFactory.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2012-2020 the original author or authors.
* Copyright 2012-2021 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.
@@ -29,21 +29,36 @@ import org.springframework.util.ClassUtils;
* {@link ContextCustomizerFactory} for {@code WebTestClient}.
*
* @author Stephane Nicoll
* @author Andy Wilkinson
*/
class WebTestClientContextCustomizerFactory implements ContextCustomizerFactory {
private static final String WEB_TEST_CLIENT_CLASS = "org.springframework.web.reactive.function.client.WebClient";
private static final boolean reactorClientPresent;
private static final boolean jettyClientPresent;
private static final boolean httpComponentsClientPresent;
private static final boolean webClientPresent;
static {
ClassLoader loader = WebTestClientContextCustomizerFactory.class.getClassLoader();
reactorClientPresent = ClassUtils.isPresent("reactor.netty.http.client.HttpClient", loader);
jettyClientPresent = ClassUtils.isPresent("org.eclipse.jetty.client.HttpClient", loader);
httpComponentsClientPresent = ClassUtils
.isPresent("org.apache.hc.client5.http.impl.async.CloseableHttpAsyncClient", loader)
&& ClassUtils.isPresent("org.apache.hc.core5.reactive.ReactiveDataConsumer", loader);
webClientPresent = ClassUtils.isPresent("org.springframework.web.reactive.function.client.WebClient", loader);
}
@Override
public ContextCustomizer createContextCustomizer(Class<?> testClass,
List<ContextConfigurationAttributes> configAttributes) {
SpringBootTest springBootTest = TestContextAnnotationUtils.findMergedAnnotation(testClass,
SpringBootTest.class);
return (springBootTest != null && isWebClientPresent()) ? new WebTestClientContextCustomizer() : null;
}
private boolean isWebClientPresent() {
return ClassUtils.isPresent(WEB_TEST_CLIENT_CLASS, getClass().getClassLoader());
return (springBootTest != null && webClientPresent
&& (reactorClientPresent || jettyClientPresent || httpComponentsClientPresent))
? new WebTestClientContextCustomizer() : null;
}
}