/*
* Copyright 2002-2016 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.test.web.servlet.samples.standalone.resultmatchers;
import java.util.Arrays;
import org.junit.Before;
import org.junit.Test;
import org.springframework.http.MediaType;
import org.springframework.test.web.Person;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import static org.hamcrest.Matchers.*;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;
import static org.springframework.test.web.servlet.setup.MockMvcBuilders.*;
/**
* Examples of defining expectations on JSON response content with
* <a href="https://github.com/jayway/JsonPath">JsonPath</a> expressions.
*
* @author Rossen Stoyanchev
* @see ContentAssertionTests
*/
public class JsonPathAssertionTests {
private MockMvc mockMvc;
@Before
public void setup() {
this.mockMvc = standaloneSetup(new MusicController())
.defaultRequest(get("/").accept(MediaType.APPLICATION_JSON))
.alwaysExpect(status().isOk())
.alwaysExpect(content().contentType("application/json;charset=UTF-8"))
.build();
}
@Test
public void exists() throws Exception {
String composerByName = "$.composers[?(@.name == '%s')]";
String performerByName = "$.performers[?(@.name == '%s')]";
this.mockMvc.perform(get("/music/people"))
.andExpect(jsonPath(composerByName, "Johann Sebastian Bach").exists())
.andExpect(jsonPath(composerByName, "Johannes Brahms").exists())
.andExpect(jsonPath(composerByName, "Edvard Grieg").exists())
.andExpect(jsonPath(composerByName, "Robert Schumann").exists())
.andExpect(jsonPath(performerByName, "Vladimir Ashkenazy").exists())
.andExpect(jsonPath(performerByName, "Yehudi Menuhin").exists())
.andExpect(jsonPath("$.composers[0]").exists())
.andExpect(jsonPath("$.composers[1]").exists())
.andExpect(jsonPath("$.composers[2]").exists())
.andExpect(jsonPath("$.composers[3]").exists());
}
@Test
public void doesNotExist() throws Exception {
this.mockMvc.perform(get("/music/people"))
.andExpect(jsonPath("$.composers[?(@.name == 'Edvard Grieeeeeeg')]").doesNotExist())
.andExpect(jsonPath("$.composers[?(@.name == 'Robert Schuuuuuuman')]").doesNotExist())
.andExpect(jsonPath("$.composers[4]").doesNotExist());
}
@Test
public void equality() throws Exception {
this.mockMvc.perform(get("/music/people"))
.andExpect(jsonPath("$.composers[0].name").value("Johann Sebastian Bach"))
.andExpect(jsonPath("$.performers[1].name").value("Yehudi Menuhin"));
// Hamcrest matchers...
this.mockMvc.perform(get("/music/people"))
.andExpect(jsonPath("$.composers[0].name").value(equalTo("Johann Sebastian Bach")))
.andExpect(jsonPath("$.performers[1].name").value(equalTo("Yehudi Menuhin")));
}
@Test
public void hamcrestMatcher() throws Exception {
this.mockMvc.perform(get("/music/people"))
.andExpect(jsonPath("$.composers[0].name", startsWith("Johann")))
.andExpect(jsonPath("$.performers[0].name", endsWith("Ashkenazy")))
.andExpect(jsonPath("$.performers[1].name", containsString("di Me")))
.andExpect(jsonPath("$.composers[1].name", isIn(Arrays.asList("Johann Sebastian Bach", "Johannes Brahms"))));
}
@Test
public void hamcrestMatcherWithParameterizedJsonPath() throws Exception {
String composerName = "$.composers[%s].name";
String performerName = "$.performers[%s].name";
this.mockMvc.perform(get("/music/people"))
.andExpect(jsonPath(composerName, 0).value(startsWith("Johann")))
.andExpect(jsonPath(performerName, 0).value(endsWith("Ashkenazy")))
.andExpect(jsonPath(performerName, 1).value(containsString("di Me")))
.andExpect(jsonPath(composerName, 1).value(isIn(Arrays.asList("Johann Sebastian Bach", "Johannes Brahms"))));
}
@RestController
private class MusicController {
@RequestMapping("/music/people")
public MultiValueMap<String, Person> get() {
MultiValueMap<String, Person> map = new LinkedMultiValueMap<>();
map.add("composers", new Person("Johann Sebastian Bach"));
map.add("composers", new Person("Johannes Brahms"));
map.add("composers", new Person("Edvard Grieg"));
map.add("composers", new Person("Robert Schumann"));
map.add("performers", new Person("Vladimir Ashkenazy"));
map.add("performers", new Person("Yehudi Menuhin"));
return map;
}
}
}