Re-clone Spring-rest-docs
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SHYAM RAMATH
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package com.example;
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import static org.hamcrest.Matchers.hasSize;
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import static org.hamcrest.Matchers.is;
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import static org.hamcrest.Matchers.notNullValue;
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import static org.springframework.restdocs.mockmvc.MockMvcRestDocumentation.document;
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import static org.springframework.restdocs.mockmvc.MockMvcRestDocumentation.documentationConfiguration;
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import static org.springframework.restdocs.mockmvc.RestDocumentationRequestBuilders.get;
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import static org.springframework.restdocs.mockmvc.RestDocumentationRequestBuilders.patch;
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import static org.springframework.restdocs.mockmvc.RestDocumentationRequestBuilders.post;
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import static org.springframework.restdocs.operation.preprocess.Preprocessors.preprocessRequest;
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import static org.springframework.restdocs.operation.preprocess.Preprocessors.preprocessResponse;
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import static org.springframework.restdocs.operation.preprocess.Preprocessors.prettyPrint;
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import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.header;
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import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
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import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
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import java.io.UnsupportedEncodingException;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.Map;
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import org.junit.Before;
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import org.junit.Rule;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.SpringApplicationConfiguration;
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import org.springframework.hateoas.MediaTypes;
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import org.springframework.restdocs.RestDocumentation;
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import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
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import org.springframework.test.context.web.WebAppConfiguration;
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import org.springframework.test.web.servlet.MockMvc;
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import org.springframework.test.web.servlet.MvcResult;
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import org.springframework.test.web.servlet.setup.MockMvcBuilders;
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import org.springframework.web.context.WebApplicationContext;
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import com.fasterxml.jackson.core.JsonProcessingException;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.jayway.jsonpath.JsonPath;
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@RunWith(SpringJUnit4ClassRunner.class)
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@SpringApplicationConfiguration(classes = SpringRestDocsApplication.class)
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@WebAppConfiguration
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public class GettingStartedDocumentation {
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@Rule
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public final RestDocumentation restDocumentation = new RestDocumentation("target/generated-snippets");
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@Autowired
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private ObjectMapper objectMapper;
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@Autowired
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private WebApplicationContext context;
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private MockMvc mockMvc;
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@Before
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public void setUp() {
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this.mockMvc = MockMvcBuilders.webAppContextSetup(this.context)
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.apply(documentationConfiguration(this.restDocumentation)).alwaysDo(document("{method-name}/{step}/",
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preprocessRequest(prettyPrint()),preprocessResponse(prettyPrint()))).build();
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}
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@Test
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public void index() throws Exception {
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this.mockMvc.perform(get("/").accept(MediaTypes.HAL_JSON)).andExpect(status().isOk()).andExpect(jsonPath("_links.crud", is(notNullValue()))).andExpect(jsonPath("_links.crud", is(notNullValue())));
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}
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//@Test
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public void creatingANote() throws JsonProcessingException, Exception {
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String noteLocation = createNote();
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MvcResult note = getNote(noteLocation);
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String tagLocation = createTag();
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getTag(tagLocation);
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String taggedNoteLocation = createTaggedNote(tagLocation);
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MvcResult taggedNote = getNote(taggedNoteLocation);
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getTags(getLink(taggedNote, "note-tags"));
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tagExistingNote(noteLocation, tagLocation);
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getTags(getLink(note, "note-tags"));
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}
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String createNote() throws Exception {
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Map<String, String> note = new HashMap<String, String>();
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note.put("title", "Note creation with cURL");
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note.put("body", "An example of how to create a note using cURL");
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String noteLocation = this.mockMvc.perform(post("/crud").contentType(MediaTypes.HAL_JSON).content(objectMapper.writeValueAsString(note))).andExpect(status().isCreated()).andExpect(header().string("Location", notNullValue())).andReturn().getResponse().getHeader("Location");
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return noteLocation;
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}
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MvcResult getNote(String noteLocation) throws Exception {
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return this.mockMvc.perform(get(noteLocation)).andExpect(status().isOk()).andExpect(jsonPath("title", is(notNullValue()))).andExpect(jsonPath("body", is(notNullValue()))).andExpect(jsonPath("_links.crud", is(notNullValue()))).andReturn();
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}
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String createTag() throws Exception, JsonProcessingException {
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Map<String, String> tag = new HashMap<String, String>();
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tag.put("name", "getting-started");
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String tagLocation = this.mockMvc.perform(post("/crud").contentType(MediaTypes.HAL_JSON).content(objectMapper.writeValueAsString(tag))).andExpect(status().isCreated()).andExpect(header().string("Location", notNullValue())).andReturn().getResponse().getHeader("Location");
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return tagLocation;
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}
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void getTag(String tagLocation) throws Exception {
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this.mockMvc.perform(get(tagLocation)).andExpect(status().isOk())
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.andExpect(jsonPath("name", is(notNullValue())))
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.andExpect(jsonPath("_links.tagged-notes", is(notNullValue())));
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}
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String createTaggedNote(String tag) throws Exception {
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Map<String, Object> note = new HashMap<String, Object>();
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note.put("title", "Tagged note creation with cURL");
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note.put("body", "An example of how to create a tagged note using cURL");
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note.put("tags", Arrays.asList(tag));
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String noteLocation = this.mockMvc.perform(post("/notes").contentType(MediaTypes.HAL_JSON).content(objectMapper.writeValueAsString(note)))
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.andExpect(status().isCreated()).andExpect(header().string("Location", notNullValue())).andReturn().getResponse().getHeader("Location");
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return noteLocation;
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}
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void getTags(String noteTagsLocation) throws Exception {
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this.mockMvc.perform(get(noteTagsLocation))
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.andExpect(status().isOk())
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.andExpect(jsonPath("_embedded.tags", hasSize(1)));
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}
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void tagExistingNote(String noteLocation, String tagLocation) throws Exception {
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Map<String, Object> update = new HashMap<String, Object>();
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update.put("tags", Arrays.asList(tagLocation));
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this.mockMvc.perform(patch(noteLocation).contentType(MediaTypes.HAL_JSON).content(objectMapper.writeValueAsString(update))).andExpect(status().isNoContent());
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}
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MvcResult getTaggedExistingNote(String noteLocation) throws Exception {
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return this.mockMvc.perform(get(noteLocation)).andExpect(status().isOk()).andReturn();
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}
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void getTagsForExistingNote(String noteTagsLocation) throws Exception {
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this.mockMvc.perform(get(noteTagsLocation))
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.andExpect(status().isOk()).andExpect(jsonPath("_embedded.tags", hasSize(1)));
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}
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private String getLink(MvcResult result, String rel)
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throws UnsupportedEncodingException {
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return JsonPath.parse(result.getResponse().getContentAsString()).read("_links." + rel + ".href");
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}
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}
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