Add a few more tests

spring-rest-angular-pagination/StudentDirectory/pom.xml

@@ -66,6 +66,7 @@
 	<build>
 		<finalName>angular-spring-rest-sample</finalName>
 		<plugins>
+
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
@@ -74,6 +75,7 @@
 					<target>1.8</target>
 				</configuration>
 			</plugin>
+
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-war-plugin</artifactId>
@@ -81,6 +83,7 @@
 					<failOnMissingWebXml>false</failOnMissingWebXml>
 				</configuration>
 			</plugin>
+
 		</plugins>
 	</build>
 </project>

spring-rest-angular-pagination/StudentDirectory/src/main/java/org/baeldung/web/rest/StudentDirectoryRestController.java

@@ -4,18 +4,21 @@ import org.baeldung.web.service.StudentService;
 import org.baeldung.web.vo.Student;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.domain.Page;
+import org.springframework.http.MediaType;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
+import static org.springframework.http.MediaType.APPLICATION_JSON;
+
 @RestController
 public class StudentDirectoryRestController {
 
 	@Autowired
 	private StudentService service;
 
-	@RequestMapping(value = "/student/get", params = { "page", "size" }, method = RequestMethod.GET)
+	@RequestMapping(value = "/student/get", params = { "page", "size" }, method = RequestMethod.GET, produces = "application/json")
 	public Page<Student> findPaginated(@RequestParam("page") int page, @RequestParam("size") int size){
 
 		Page<Student> resultPage = service.findPaginated(page, size);

spring-rest-angular-pagination/StudentDirectory/src/test/java/org/baeldung/web/service/StudentServiceTest.java

@@ -1,7 +1,14 @@
 package org.baeldung.web.service;
 
+import static io.restassured.RestAssured.given;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.core.IsCollectionContaining.hasItems;
+import static org.hamcrest.core.IsEqual.equalTo;
+import static org.hamcrest.core.StringContains.containsString;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
+import static org.springframework.http.MediaType.APPLICATION_JSON;
+import static org.springframework.util.Assert.isTrue;
 
 import org.apache.commons.lang3.RandomStringUtils;
 import org.baeldung.web.main.Application;
@@ -9,41 +16,77 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.boot.test.IntegrationTest;
 import org.springframework.boot.test.SpringApplicationConfiguration;
+import org.springframework.boot.test.TestRestTemplate;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.ResponseEntity;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.context.web.WebAppConfiguration;
 
 import io.restassured.RestAssured;
 import io.restassured.response.Response;
+import org.springframework.web.client.RestTemplate;
 
 @RunWith(SpringJUnit4ClassRunner.class)
 @SpringApplicationConfiguration(classes = Application.class)
-@WebAppConfiguration   
+@WebAppConfiguration
-@IntegrationTest("server.port:8080")
+@IntegrationTest("server.port:8888")
-public class StudentServiceTest{
+public class StudentServiceTest {
 
-	private String getURL() {
+    private static final String ENDPOINT = "http://localhost:8080/StudentDirectory/student/get";
-        return "/StudentDirectory/student/get";
+
+    @Test
+    public void givenRequestForStudents_whenPageIsOne_expectContainsNames() {
+        given().params("page", "1", "size", "2").get(ENDPOINT)
+                .then()
+                .assertThat().body("content.name", hasItems("Bryan", "Ben"));
+    }
+
+    @Test
+    public void givenRequestForStudents_whenSizeIsTwo_expectTwoItems() {
+        given().params("page", "1", "size", "2").get(ENDPOINT)
+                .then()
+                .assertThat().body("size", equalTo(2));
+    }
+
+    @Test
+    public void givenRequestForStudents_whenSizeIsTwo_expectNumberOfElementsTwo() {
+        given().params("page", "1", "size", "2").get(ENDPOINT)
+                .then()
+                .assertThat().body("numberOfElements", equalTo(2));
+    }
+
+    @Test
+    public void givenRequestForStudents_whenResourcesAreRetrievedPaged_thenExpect200() {
+        given().params("page", "1", "size", "2").get(ENDPOINT)
+                .then()
+                .statusCode(200);
+    }
+
+    @Test
+    public void givenRequestForStudents_whenPageOfResourcesAreRetrievedOutOfBounds_thenExpect500() {
+        given().params("page", "1000", "size", "2").get(ENDPOINT)
+                .then()
+                .statusCode(500);
+    }
+
+    @Test
+    public void givenRequestForStudents_whenPageNotValid_thenExpect500() {
+        given().params("page", RandomStringUtils.randomNumeric(5), "size", "2").get(ENDPOINT)
+                .then()
+                .statusCode(500);
+    }
+
+    @Test
+    public void givenResourcesExist_whenFirstPageIsRetrieved_thenPageContainsResources() {
+        given().params("page", "1", "size", "2").get(ENDPOINT)
+                .then()
+                .assertThat().body("first", equalTo(true));
+    }
+
+    @Test
+    public void givenRequestForStudents_whenPageIsFive_expectFiveItems() {
+        given().params("page", "1", "size", "5").get(ENDPOINT)
+                .then()
+                .body("content.studentId.max()", equalTo("5"));
     }
-	
-	@Test
-	public void whenResourcesAreRetrievedPaged_then200IsReceived(){
-	   Response response = RestAssured.given().get(getURL()+ "?page=0&size=2").andReturn();
-	   
-	   assertTrue(response.getStatusCode() == 200 );
-	}
-	
-	@Test
-	public void whenPageOfResourcesAreRetrievedOutOfBounds_then404IsReceived(){
-	   String url = getURL()+ "?page=" + RandomStringUtils.randomNumeric(5) + "&size=2";
-	   Response response = RestAssured.given().get(url);
-	 
-	   assertTrue(response.getStatusCode() == 500 );
-	}
-	
-	@Test
-	public void givenResourcesExist_whenFirstPageIsRetrieved_thenPageContainsResources(){
-	   Response response = RestAssured.given().get(getURL() + "?page=1&size=2" );
-	   assertFalse(response.getBody().jsonPath().getList("content").isEmpty() );
-	}
-	
 }