ArticlesController.java

package edu.ucsb.cs156.example.controllers;

import edu.ucsb.cs156.example.entities.Article;
import edu.ucsb.cs156.example.errors.EntityNotFoundException;
import edu.ucsb.cs156.example.repositories.ArticleRepository;

import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.Parameter;
import io.swagger.v3.oas.annotations.tags.Tag;
import lombok.extern.slf4j.Slf4j;

import com.fasterxml.jackson.core.JsonProcessingException;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.format.annotation.DateTimeFormat;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import jakarta.validation.Valid;

import java.time.LocalDateTime;

/**
 * This is a REST controller for Articles
 */

@Tag(name = "Articles")
@RequestMapping("/api/articles")
@RestController
@Slf4j
public class ArticlesController extends ApiController {

    @Autowired
    ArticleRepository articleRepository;

    /**
     * List all Articles
     * 
     * @return an iterable of Article
     */
    @Operation(summary= "List all articles")
    @PreAuthorize("hasRole('ROLE_USER')")
    @GetMapping("/all")
    public Iterable<Article> allArticles() {
        Iterable<Article> articles = articleRepository.findAll();
        return articles;
    }

    /**
     * Get a single article by id
     * 
     * @param id the id of the article
     * @return an Article
     */
    @Operation(summary= "Get a single article")
    @PreAuthorize("hasRole('ROLE_USER')")
    @GetMapping("")
    public Article getById(
            @Parameter(name="id") @RequestParam Long id) {
        Article article = articleRepository.findById(id)
                .orElseThrow(() -> new EntityNotFoundException(Article.class, id));

        return article;
    }

    /**
     * Create a new article
     * 
     * @param title title of the article
     * @param url url of the article
     * @param explanation content of the article
     * @param email email of the author
     * @param dateAdded date of creation
     * @return the saved article
     */
    @Operation(summary= "Create a new article")
    @PreAuthorize("hasRole('ROLE_ADMIN')")
    @PostMapping("/post")
    public Article postArticle(
            @Parameter(name="title") @RequestParam String title,
            @Parameter(name="url") @RequestParam String url,
            @Parameter(name="explanation") @RequestParam String explanation,
            @Parameter(name="email") @RequestParam String email,
            @Parameter(name="dateAdded", description="date (in iso format, e.g. YYYY-mm-ddTHH:MM:SS; see https://en.wikipedia.org/wiki/ISO_8601)") @RequestParam("dateAdded") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME) LocalDateTime dateAdded)
            throws JsonProcessingException {

        // For an explanation of @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME)
        // See: https://www.baeldung.com/spring-date-parameters

        log.info("dateAdded={}", dateAdded);

        Article article = new Article();
        article.setTitle(title);
        article.setUrl(url);
        article.setExplanation(explanation);
        article.setEmail(email);
        article.setDateAdded(dateAdded);

        Article savedArticle = articleRepository.save(article);

        return savedArticle;
    }

    /**
     * Update a single article
     * 
     * @param id       id of the article to update
     * @param incoming the new article
     * @return the updated article object
     */
    @Operation(summary= "Update a single article")
    @PreAuthorize("hasRole('ROLE_ADMIN')")
    @PutMapping("")
    public Article updateArticle(
            @Parameter(name="id") @RequestParam Long id,
            @RequestBody @Valid Article incoming) {

        Article article = articleRepository.findById(id)
                .orElseThrow(() -> new EntityNotFoundException(Article.class, id));

        article.setTitle(incoming.getTitle());
        article.setUrl(incoming.getUrl());
        article.setExplanation(incoming.getExplanation());
        article.setEmail(incoming.getEmail());
        article.setDateAdded(incoming.getDateAdded());

        articleRepository.save(article);

        return article;
    }
  
    /**
     * Delete an Article
     * 
     * @param id of the article to delete
     * @return a message indicating the article was deleted
     */
    @Operation(summary= "Delete an Article")
    @PreAuthorize("hasRole('ROLE_ADMIN')")
    @DeleteMapping("")
    public Object deleteArticle(
            @Parameter(name="id") @RequestParam Long id) {
        Article article = articleRepository.findById(id)
                .orElseThrow(() -> new EntityNotFoundException(Article.class, id));

        articleRepository.delete(article);
        return genericMessage("Article with id %s deleted".formatted(id));
    }
}





















Active mutators

CONDITIONALS_BOUNDARY
EMPTY_RETURNS
FALSE_RETURNS
INCREMENTS
INVERT_NEGS
MATH
NEGATE_CONDITIONALS
NULL_RETURNS
PRIMITIVE_RETURNS
TRUE_RETURNS
VOID_METHOD_CALLS

Tests examined

edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:logged_in_users_can_get_all()] (37 ms)
edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:logged_in_user_can_get_all_articles()] (52 ms)
edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:test_that_logged_in_user_can_get_by_id_when_the_id_does_not_exist()] (7 ms)
edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_cannot_edit_article_that_does_not_exist()] (29 ms)
edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_tries_to_delete_non_existent_article_and_gets_right_error_message()] (8 ms)
edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:an_admin_user_can_post_a_new_article()] (21 ms)
edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_can_edit_an_existing_article()] (46 ms)
edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_can_delete_an_article()] (13 ms)
edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:test_that_logged_in_user_can_get_by_id_when_the_id_exists()] (13 ms)

Report generated by PIT 1.17.0

1		package edu.ucsb.cs156.example.controllers;
2
3		import edu.ucsb.cs156.example.entities.Article;
4		import edu.ucsb.cs156.example.errors.EntityNotFoundException;
5		import edu.ucsb.cs156.example.repositories.ArticleRepository;
6
7		import io.swagger.v3.oas.annotations.Operation;
8		import io.swagger.v3.oas.annotations.Parameter;
9		import io.swagger.v3.oas.annotations.tags.Tag;
10		import lombok.extern.slf4j.Slf4j;
11
12		import com.fasterxml.jackson.core.JsonProcessingException;
13
14		import org.springframework.beans.factory.annotation.Autowired;
15		import org.springframework.format.annotation.DateTimeFormat;
16		import org.springframework.security.access.prepost.PreAuthorize;
17		import org.springframework.web.bind.annotation.DeleteMapping;
18		import org.springframework.web.bind.annotation.GetMapping;
19		import org.springframework.web.bind.annotation.PostMapping;
20		import org.springframework.web.bind.annotation.PutMapping;
21		import org.springframework.web.bind.annotation.RequestBody;
22		import org.springframework.web.bind.annotation.RequestMapping;
23		import org.springframework.web.bind.annotation.RequestParam;
24		import org.springframework.web.bind.annotation.RestController;
25
26		import jakarta.validation.Valid;
27
28		import java.time.LocalDateTime;
29
30		/**
31		* This is a REST controller for Articles
32		*/
33
34		@Tag(name = "Articles")
35		@RequestMapping("/api/articles")
36		@RestController
37		@Slf4j
38		public class ArticlesController extends ApiController {
39
40		@Autowired
41		ArticleRepository articleRepository;
42
43		/**
44		* List all Articles
45		*
46		* @return an iterable of Article
47		*/
48		@Operation(summary= "List all articles")
49		@PreAuthorize("hasRole('ROLE_USER')")
50		@GetMapping("/all")
51		public Iterable<Article> allArticles() {
52		Iterable<Article> articles = articleRepository.findAll();
53	1 1. allArticles : replaced return value with Collections.emptyList for edu/ucsb/cs156/example/controllers/ArticlesController::allArticles → KILLED	return articles;
54		}
55
56		/**
57		* Get a single article by id
58		*
59		* @param id the id of the article
60		* @return an Article
61		*/
62		@Operation(summary= "Get a single article")
63		@PreAuthorize("hasRole('ROLE_USER')")
64		@GetMapping("")
65		public Article getById(
66		@Parameter(name="id") @RequestParam Long id) {
67		Article article = articleRepository.findById(id)
68	1 1. lambda$getById$0 : replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::lambda$getById$0 → KILLED	.orElseThrow(() -> new EntityNotFoundException(Article.class, id));
69
70	1 1. getById : replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::getById → KILLED	return article;
71		}
72
73		/**
74		* Create a new article
75		*
76		* @param title title of the article
77		* @param url url of the article
78		* @param explanation content of the article
79		* @param email email of the author
80		* @param dateAdded date of creation
81		* @return the saved article
82		*/
83		@Operation(summary= "Create a new article")
84		@PreAuthorize("hasRole('ROLE_ADMIN')")
85		@PostMapping("/post")
86		public Article postArticle(
87		@Parameter(name="title") @RequestParam String title,
88		@Parameter(name="url") @RequestParam String url,
89		@Parameter(name="explanation") @RequestParam String explanation,
90		@Parameter(name="email") @RequestParam String email,
91		@Parameter(name="dateAdded", description="date (in iso format, e.g. YYYY-mm-ddTHH:MM:SS; see https://en.wikipedia.org/wiki/ISO_8601)") @RequestParam("dateAdded") @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME) LocalDateTime dateAdded)
92		throws JsonProcessingException {
93
94		// For an explanation of @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME)
95		// See: https://www.baeldung.com/spring-date-parameters
96
97		log.info("dateAdded={}", dateAdded);
98
99		Article article = new Article();
100	1 1. postArticle : removed call to edu/ucsb/cs156/example/entities/Article::setTitle → KILLED	article.setTitle(title);
101	1 1. postArticle : removed call to edu/ucsb/cs156/example/entities/Article::setUrl → KILLED	article.setUrl(url);
102	1 1. postArticle : removed call to edu/ucsb/cs156/example/entities/Article::setExplanation → KILLED	article.setExplanation(explanation);
103	1 1. postArticle : removed call to edu/ucsb/cs156/example/entities/Article::setEmail → KILLED	article.setEmail(email);
104	1 1. postArticle : removed call to edu/ucsb/cs156/example/entities/Article::setDateAdded → KILLED	article.setDateAdded(dateAdded);
105
106		Article savedArticle = articleRepository.save(article);
107
108	1 1. postArticle : replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::postArticle → KILLED	return savedArticle;
109		}
110
111		/**
112		* Update a single article
113		*
114		* @param id id of the article to update
115		* @param incoming the new article
116		* @return the updated article object
117		*/
118		@Operation(summary= "Update a single article")
119		@PreAuthorize("hasRole('ROLE_ADMIN')")
120		@PutMapping("")
121		public Article updateArticle(
122		@Parameter(name="id") @RequestParam Long id,
123		@RequestBody @Valid Article incoming) {
124
125		Article article = articleRepository.findById(id)
126	1 1. lambda$updateArticle$1 : replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::lambda$updateArticle$1 → KILLED	.orElseThrow(() -> new EntityNotFoundException(Article.class, id));
127
128	1 1. updateArticle : removed call to edu/ucsb/cs156/example/entities/Article::setTitle → KILLED	article.setTitle(incoming.getTitle());
129	1 1. updateArticle : removed call to edu/ucsb/cs156/example/entities/Article::setUrl → KILLED	article.setUrl(incoming.getUrl());
130	1 1. updateArticle : removed call to edu/ucsb/cs156/example/entities/Article::setExplanation → KILLED	article.setExplanation(incoming.getExplanation());
131	1 1. updateArticle : removed call to edu/ucsb/cs156/example/entities/Article::setEmail → KILLED	article.setEmail(incoming.getEmail());
132	1 1. updateArticle : removed call to edu/ucsb/cs156/example/entities/Article::setDateAdded → KILLED	article.setDateAdded(incoming.getDateAdded());
133
134		articleRepository.save(article);
135
136	1 1. updateArticle : replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::updateArticle → KILLED	return article;
137		}
138
139		/**
140		* Delete an Article
141		*
142		* @param id of the article to delete
143		* @return a message indicating the article was deleted
144		*/
145		@Operation(summary= "Delete an Article")
146		@PreAuthorize("hasRole('ROLE_ADMIN')")
147		@DeleteMapping("")
148		public Object deleteArticle(
149		@Parameter(name="id") @RequestParam Long id) {
150		Article article = articleRepository.findById(id)
151	1 1. lambda$deleteArticle$2 : replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::lambda$deleteArticle$2 → KILLED	.orElseThrow(() -> new EntityNotFoundException(Article.class, id));
152
153	1 1. deleteArticle : removed call to edu/ucsb/cs156/example/repositories/ArticleRepository::delete → KILLED	articleRepository.delete(article);
154	1 1. deleteArticle : replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::deleteArticle → KILLED	return genericMessage("Article with id %s deleted".formatted(id));
155		}
156		}
		Mutations
53		1.1 Location : allArticles Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:logged_in_user_can_get_all_articles()] replaced return value with Collections.emptyList for edu/ucsb/cs156/example/controllers/ArticlesController::allArticles → KILLED
68		1.1 Location : lambda$getById$0 Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:test_that_logged_in_user_can_get_by_id_when_the_id_does_not_exist()] replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::lambda$getById$0 → KILLED
70		1.1 Location : getById Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:test_that_logged_in_user_can_get_by_id_when_the_id_exists()] replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::getById → KILLED
100		1.1 Location : postArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:an_admin_user_can_post_a_new_article()] removed call to edu/ucsb/cs156/example/entities/Article::setTitle → KILLED
101		1.1 Location : postArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:an_admin_user_can_post_a_new_article()] removed call to edu/ucsb/cs156/example/entities/Article::setUrl → KILLED
102		1.1 Location : postArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:an_admin_user_can_post_a_new_article()] removed call to edu/ucsb/cs156/example/entities/Article::setExplanation → KILLED
103		1.1 Location : postArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:an_admin_user_can_post_a_new_article()] removed call to edu/ucsb/cs156/example/entities/Article::setEmail → KILLED
104		1.1 Location : postArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:an_admin_user_can_post_a_new_article()] removed call to edu/ucsb/cs156/example/entities/Article::setDateAdded → KILLED
108		1.1 Location : postArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:an_admin_user_can_post_a_new_article()] replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::postArticle → KILLED
126		1.1 Location : lambda$updateArticle$1 Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_cannot_edit_article_that_does_not_exist()] replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::lambda$updateArticle$1 → KILLED
128		1.1 Location : updateArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_can_edit_an_existing_article()] removed call to edu/ucsb/cs156/example/entities/Article::setTitle → KILLED
129		1.1 Location : updateArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_can_edit_an_existing_article()] removed call to edu/ucsb/cs156/example/entities/Article::setUrl → KILLED
130		1.1 Location : updateArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_can_edit_an_existing_article()] removed call to edu/ucsb/cs156/example/entities/Article::setExplanation → KILLED
131		1.1 Location : updateArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_can_edit_an_existing_article()] removed call to edu/ucsb/cs156/example/entities/Article::setEmail → KILLED
132		1.1 Location : updateArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_can_edit_an_existing_article()] removed call to edu/ucsb/cs156/example/entities/Article::setDateAdded → KILLED
136		1.1 Location : updateArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_can_edit_an_existing_article()] replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::updateArticle → KILLED
151		1.1 Location : lambda$deleteArticle$2 Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_tries_to_delete_non_existent_article_and_gets_right_error_message()] replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::lambda$deleteArticle$2 → KILLED
153		1.1 Location : deleteArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_can_delete_an_article()] removed call to edu/ucsb/cs156/example/repositories/ArticleRepository::delete → KILLED
154		1.1 Location : deleteArticle Killed by : edu.ucsb.cs156.example.controllers.ArticlesControllerTests.[engine:junit-jupiter]/[class:edu.ucsb.cs156.example.controllers.ArticlesControllerTests]/[method:admin_can_delete_an_article()] replaced return value with null for edu/ucsb/cs156/example/controllers/ArticlesController::deleteArticle → KILLED

ArticlesController.java

Mutations

Active mutators

Tests examined