forked from spring-projects/spring-boot
/
ControllerAdviceIntegrationTests.java
135 lines (110 loc) · 4.04 KB
/
ControllerAdviceIntegrationTests.java
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/*
* Copyright 2002-2019 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
*
* https://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.test.web.servlet.samples.spr;
import java.util.concurrent.atomic.AtomicInteger;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.stereotype.Controller;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.test.context.web.WebAppConfiguration;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.annotation.RequestScope;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import static org.junit.Assert.assertEquals;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.forwardedUrl;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
import static org.springframework.test.web.servlet.setup.MockMvcBuilders.webAppContextSetup;
/**
* Integration tests for {@link ControllerAdvice @ControllerAdvice}.
*
* <p>Introduced in conjunction with
* <a href="https://github.com/spring-projects/spring-framework/issues/24017">gh-24017</a>.
*
* @author Sam Brannen
* @since 5.1.12
*/
@RunWith(SpringRunner.class)
@WebAppConfiguration
public class ControllerAdviceIntegrationTests {
@Autowired
WebApplicationContext wac;
MockMvc mockMvc;
@Before
public void setUpMockMvc() {
this.mockMvc = webAppContextSetup(wac).build();
}
@Test
public void controllerAdviceIsAppliedOnlyOnce() throws Exception {
assertEquals(0, SingletonControllerAdvice.counter.get());
assertEquals(0, RequestScopedControllerAdvice.counter.get());
this.mockMvc.perform(get("/test"))//
.andExpect(status().isOk())//
.andExpect(forwardedUrl("singleton:1;request-scoped:1"));
assertEquals(1, SingletonControllerAdvice.counter.get());
assertEquals(1, RequestScopedControllerAdvice.counter.get());
}
@Configuration
@EnableWebMvc
static class Config {
@Bean
TestController testController() {
return new TestController();
}
@Bean
SingletonControllerAdvice singletonControllerAdvice() {
return new SingletonControllerAdvice();
}
@Bean
@RequestScope
RequestScopedControllerAdvice requestScopedControllerAdvice() {
return new RequestScopedControllerAdvice();
}
}
@ControllerAdvice
static class SingletonControllerAdvice {
static final AtomicInteger counter = new AtomicInteger();
@ModelAttribute
void initModel(Model model) {
model.addAttribute("singleton", counter.incrementAndGet());
}
}
@ControllerAdvice
static class RequestScopedControllerAdvice {
static final AtomicInteger counter = new AtomicInteger();
@ModelAttribute
void initModel(Model model) {
model.addAttribute("request-scoped", counter.incrementAndGet());
}
}
@Controller
static class TestController {
@GetMapping("/test")
String get(Model model) {
return "singleton:" + model.asMap().get("singleton") + ";request-scoped:"
+ model.asMap().get("request-scoped");
}
}
}