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fix ut

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shedfreewu 2 months ago
parent 7c938400bd
commit 239cdb58b3
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spring-cloud-tencent-rpc-enhancement/src/test/java/com/tencent/cloud/rpc/enhancement/instrument/resttemplate/EnhancedRestTemplateWrapInterceptorTest.java
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/*
* Tencent is pleased to support the open source community by making spring-cloud-tencent available.
*
* Copyright (C) 2021 Tencent. All rights reserved.
*
* Licensed under the BSD 3-Clause License (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://opensource.org/licenses/BSD-3-Clause
*
* 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 com.tencent.cloud.rpc.enhancement.instrument.resttemplate;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import com.tencent.cloud.common.constant.ContextConstant;
import com.tencent.cloud.common.metadata.MetadataContextHolder;
import com.tencent.cloud.rpc.enhancement.plugin.EnhancedPluginContext;
import com.tencent.cloud.rpc.enhancement.plugin.EnhancedPluginRunner;
import com.tencent.cloud.rpc.enhancement.plugin.EnhancedPluginType;
import com.tencent.polaris.circuitbreak.client.exception.CallAbortedException;
import com.tencent.polaris.metadata.core.MetadataType;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.ArgumentCaptor;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.mockito.junit.jupiter.MockitoExtension;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.loadbalancer.LoadBalancerClient;
import org.springframework.cloud.client.loadbalancer.LoadBalancerRequest;
import org.springframework.cloud.client.loadbalancer.ServiceRequestWrapper;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.HttpRequest;
import org.springframework.http.HttpStatus;
import org.springframework.http.client.ClientHttpResponse;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.Mockito.any;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
/**
* Test for {@link EnhancedRestTemplateWrapInterceptor}.
*
* @author Shedfree Wu
*/
@ExtendWith(MockitoExtension.class)
class EnhancedRestTemplateWrapInterceptorTest {
@Mock
private EnhancedPluginRunner pluginRunner;
@Mock
private LoadBalancerClient delegate;
@Mock
private HttpRequest request;
@Mock
private ClientHttpResponse response;
@Mock
private ServiceRequestWrapper serviceRequestWrapper;
@Mock
private ServiceInstance localServiceInstance;
private EnhancedRestTemplateWrapInterceptor interceptor;
@BeforeEach
void setUp() {
MockitoAnnotations.openMocks(this);
interceptor = new EnhancedRestTemplateWrapInterceptor(pluginRunner, delegate);
}
@Test
void testInterceptWithNormalRequest() throws IOException {
// Arrange
URI uri = URI.create("http://test-service/api");
HttpHeaders headers = new HttpHeaders();
headers.add("test-header", "test-value");
when(request.getURI()).thenReturn(uri);
when(request.getHeaders()).thenReturn(headers);
when(request.getMethod()).thenReturn(HttpMethod.GET);
when(pluginRunner.getLocalServiceInstance()).thenReturn(localServiceInstance);
when(delegate.execute(any(), any())).thenReturn(response);
when(response.getRawStatusCode()).thenReturn(200);
when(response.getHeaders()).thenReturn(new HttpHeaders());
// Act
interceptor.intercept(request, "test-service", mock(LoadBalancerRequest.class));
// Assert
verify(pluginRunner).run(eq(EnhancedPluginType.Client.PRE), any(EnhancedPluginContext.class));
// Verify context setup
ArgumentCaptor<EnhancedPluginContext> contextCaptor = ArgumentCaptor.forClass(EnhancedPluginContext.class);
verify(pluginRunner).run(eq(EnhancedPluginType.Client.PRE), contextCaptor.capture());
EnhancedPluginContext capturedContext = contextCaptor.getValue();
Assertions.assertEquals(uri, capturedContext.getRequest().getUrl());
Assertions.assertEquals(uri, capturedContext.getRequest().getServiceUrl());
Assertions.assertEquals(headers, capturedContext.getRequest().getHttpHeaders());
Assertions.assertEquals(HttpMethod.GET, capturedContext.getRequest().getHttpMethod());
Assertions.assertEquals(localServiceInstance, capturedContext.getLocalServiceInstance());
}
@Test
void testInterceptWithServiceRequestWrapper() throws IOException {
// Arrange
URI originalUri = URI.create("http://original-service/api");
URI wrappedUri = URI.create("http://wrapped-service/api");
HttpHeaders headers = new HttpHeaders();
when(serviceRequestWrapper.getURI()).thenReturn(wrappedUri);
when(serviceRequestWrapper.getRequest()).thenReturn(request);
when(serviceRequestWrapper.getHeaders()).thenReturn(headers);
when(serviceRequestWrapper.getMethod()).thenReturn(HttpMethod.POST);
when(request.getURI()).thenReturn(originalUri);
when(pluginRunner.getLocalServiceInstance()).thenReturn(localServiceInstance);
when(delegate.execute(any(), any())).thenReturn(response);
when(response.getRawStatusCode()).thenReturn(200);
when(response.getHeaders()).thenReturn(new HttpHeaders());
// Act
interceptor.intercept(serviceRequestWrapper, "test-service", mock(LoadBalancerRequest.class));
// Assert
verify(pluginRunner).run(eq(EnhancedPluginType.Client.PRE), any(EnhancedPluginContext.class));
ArgumentCaptor<EnhancedPluginContext> contextCaptor = ArgumentCaptor.forClass(EnhancedPluginContext.class);
verify(pluginRunner).run(eq(EnhancedPluginType.Client.PRE), contextCaptor.capture());
EnhancedPluginContext capturedContext = contextCaptor.getValue();
Assertions.assertEquals(wrappedUri, capturedContext.getRequest().getUrl());
Assertions.assertEquals(originalUri, capturedContext.getRequest().getServiceUrl());
Assertions.assertEquals(serviceRequestWrapper, capturedContext.getOriginRequest());
}
@Test
void testInterceptWithFallback() throws IOException {
// Arrange
URI originalUri = URI.create("http://original-service/api");
URI wrappedUri = URI.create("http://wrapped-service/api");
HttpHeaders headers = new HttpHeaders();
CallAbortedException abortedException = new CallAbortedException("test-error", null);
when(serviceRequestWrapper.getURI()).thenReturn(wrappedUri);
when(serviceRequestWrapper.getRequest()).thenReturn(request);
when(serviceRequestWrapper.getHeaders()).thenReturn(headers);
when(serviceRequestWrapper.getMethod()).thenReturn(HttpMethod.POST);
when(request.getURI()).thenReturn(originalUri);
when(pluginRunner.getLocalServiceInstance()).thenReturn(localServiceInstance);
doThrow(abortedException)
.when(pluginRunner)
.run(eq(EnhancedPluginType.Client.PRE), any(EnhancedPluginContext.class));
Object fallbackResponse = new MockClientHttpResponse();
MetadataContextHolder.get().getMetadataContainer(MetadataType.APPLICATION, true).
putMetadataObjectValue(ContextConstant.CircuitBreaker.CIRCUIT_BREAKER_FALLBACK_HTTP_RESPONSE, fallbackResponse);
// Act
interceptor.intercept(serviceRequestWrapper, "test-service", mock(LoadBalancerRequest.class));
// Assert
verify(pluginRunner).run(eq(EnhancedPluginType.Client.PRE), any(EnhancedPluginContext.class));
ArgumentCaptor<EnhancedPluginContext> contextCaptor = ArgumentCaptor.forClass(EnhancedPluginContext.class);
verify(pluginRunner).run(eq(EnhancedPluginType.Client.PRE), contextCaptor.capture());
EnhancedPluginContext capturedContext = contextCaptor.getValue();
Assertions.assertEquals(wrappedUri, capturedContext.getRequest().getUrl());
Assertions.assertEquals(originalUri, capturedContext.getRequest().getServiceUrl());
Assertions.assertEquals(serviceRequestWrapper, capturedContext.getOriginRequest());
}
@Test
void testInterceptWithNoFallback() {
// Arrange
URI originalUri = URI.create("http://original-service/api");
URI wrappedUri = URI.create("http://wrapped-service/api");
HttpHeaders headers = new HttpHeaders();
CallAbortedException abortedException = new CallAbortedException("test-error", null);
when(serviceRequestWrapper.getURI()).thenReturn(wrappedUri);
when(serviceRequestWrapper.getRequest()).thenReturn(request);
when(serviceRequestWrapper.getHeaders()).thenReturn(headers);
when(serviceRequestWrapper.getMethod()).thenReturn(HttpMethod.POST);
when(request.getURI()).thenReturn(originalUri);
when(pluginRunner.getLocalServiceInstance()).thenReturn(localServiceInstance);
doThrow(abortedException)
.when(pluginRunner)
.run(any(), any());
// Act
Assertions.assertThrows(CallAbortedException.class, () -> {
interceptor.intercept(serviceRequestWrapper, "test-service", mock(LoadBalancerRequest.class));
});
}
@Test
void testInterceptWithNullLocalServiceInstance() throws IOException {
// Arrange
URI uri = URI.create("http://test-service/api");
when(request.getURI()).thenReturn(uri);
when(request.getHeaders()).thenReturn(new HttpHeaders());
when(request.getMethod()).thenReturn(HttpMethod.GET);
when(pluginRunner.getLocalServiceInstance()).thenReturn(null);
when(delegate.execute(any(), any())).thenReturn(response);
when(response.getRawStatusCode()).thenReturn(200);
when(response.getHeaders()).thenReturn(new HttpHeaders());
// Act
interceptor.intercept(request, "test-service", mock(LoadBalancerRequest.class));
// Assert
verify(pluginRunner).run(eq(EnhancedPluginType.Client.PRE), any(EnhancedPluginContext.class));
ArgumentCaptor<EnhancedPluginContext> contextCaptor = ArgumentCaptor.forClass(EnhancedPluginContext.class);
verify(pluginRunner).run(eq(EnhancedPluginType.Client.PRE), contextCaptor.capture());
EnhancedPluginContext capturedContext = contextCaptor.getValue();
assertThat(capturedContext.getLocalServiceInstance()).isNull();
}
@Test
void testExceptionHandling() throws IOException {
// Arrange
LoadBalancerRequest<ClientHttpResponse> loadBalancerRequest = mock(LoadBalancerRequest.class);
IOException expectedException = new IOException("Test exception");
when(delegate.execute(anyString(), any(LoadBalancerRequest.class)))
.thenThrow(expectedException);
// Act & Assert
Exception actualException = Assertions.assertThrows(IOException.class, () -> {
interceptor.intercept(request, "test-service", loadBalancerRequest);
});
// Verify exception handling
verify(pluginRunner, times(1))
.run(eq(EnhancedPluginType.Client.EXCEPTION), any(EnhancedPluginContext.class));
// Verify finally block is executed
verify(pluginRunner, times(1))
.run(eq(EnhancedPluginType.Client.FINALLY), any(EnhancedPluginContext.class));
// Verify the thrown exception is the same
Assertions.assertEquals(expectedException, actualException);
}
static class MockClientHttpResponse implements ClientHttpResponse {
@Override
public HttpStatus getStatusCode() throws IOException {
return null;
}
@Override
public int getRawStatusCode() throws IOException {
return 0;
}
@Override
public String getStatusText() throws IOException {
return null;
}
@Override
public void close() {
}
@Override
public InputStream getBody() throws IOException {
return null;
}
@Override
public HttpHeaders getHeaders() {
return null;
}
}
}
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