/*
* Copyright 2012-2017 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.
* You may obtain a copy of the License at
*
* http://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 org.springframework.boot.devtools.remote.server;
import javax.servlet.FilterChain;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.mockito.ArgumentCaptor;
import org.mockito.Captor;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.springframework.http.server.ServerHttpRequest;
import org.springframework.http.server.ServerHttpResponse;
import org.springframework.http.server.ServletServerHttpRequest;
import org.springframework.http.server.ServletServerHttpResponse;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.BDDMockito.willReturn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyZeroInteractions;
/**
* Tests for {@link DispatcherFilter}.
*
* @author Phillip Webb
*/
public class DispatcherFilterTests {
@Rule
public ExpectedException thrown = ExpectedException.none();
@Mock
private Dispatcher dispatcher;
@Mock
private FilterChain chain;
@Captor
private ArgumentCaptor<ServerHttpResponse> serverResponseCaptor;
@Captor
private ArgumentCaptor<ServerHttpRequest> serverRequestCaptor;
private DispatcherFilter filter;
@Before
public void setup() throws Exception {
MockitoAnnotations.initMocks(this);
this.filter = new DispatcherFilter(this.dispatcher);
}
@Test
public void dispatcherMustNotBeNull() throws Exception {
this.thrown.expect(IllegalArgumentException.class);
this.thrown.expectMessage("Dispatcher must not be null");
new DispatcherFilter(null);
}
@Test
public void ignoresNotServletRequests() throws Exception {
ServletRequest request = mock(ServletRequest.class);
ServletResponse response = mock(ServletResponse.class);
this.filter.doFilter(request, response, this.chain);
verifyZeroInteractions(this.dispatcher);
verify(this.chain).doFilter(request, response);
}
@Test
public void ignoredByDispatcher() throws Exception {
HttpServletRequest request = new MockHttpServletRequest("GET", "/hello");
HttpServletResponse response = new MockHttpServletResponse();
this.filter.doFilter(request, response, this.chain);
verify(this.chain).doFilter(request, response);
}
@Test
public void handledByDispatcher() throws Exception {
HttpServletRequest request = new MockHttpServletRequest("GET", "/hello");
HttpServletResponse response = new MockHttpServletResponse();
willReturn(true).given(this.dispatcher).handle(any(ServerHttpRequest.class),
any(ServerHttpResponse.class));
this.filter.doFilter(request, response, this.chain);
verifyZeroInteractions(this.chain);
verify(this.dispatcher).handle(this.serverRequestCaptor.capture(),
this.serverResponseCaptor.capture());
ServerHttpRequest dispatcherRequest = this.serverRequestCaptor.getValue();
ServletServerHttpRequest actualRequest = (ServletServerHttpRequest) dispatcherRequest;
ServerHttpResponse dispatcherResponse = this.serverResponseCaptor.getValue();
ServletServerHttpResponse actualResponse = (ServletServerHttpResponse) dispatcherResponse;
assertThat(actualRequest.getServletRequest()).isEqualTo(request);
assertThat(actualResponse.getServletResponse()).isEqualTo(response);
}
}