#14 - Added test cases showing that de-/serialization is working.

src/test/java/org/springframework/hateoas/AbstractMarshallingIntegrationTests.java

@@ -41,4 +41,8 @@ public abstract class AbstractMarshallingIntegrationTests {
 		mapper.writeValue(writer, object);
 		return writer.toString();
 	}
+
+	protected <T> T read(String source, Class<T> targetType) throws Exception {
+		return mapper.readValue(source, targetType);
+	}
 }

src/test/java/org/springframework/hateoas/LinkIntegrationTest.java

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2012 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.hateoas;
+
+import static org.hamcrest.CoreMatchers.*;
+import static org.junit.Assert.*;
+
+import org.junit.Test;
+
+/**
+ * Integration tests for {@link Link} marshaling.
+ * 
+ * @author Oliver Gierke
+ */
+public class LinkIntegrationTest extends AbstractMarshallingIntegrationTests {
+
+	private static final String REFERENCE = "{\"rel\":\"something\",\"href\":\"location\"}";
+
+	/**
+	 * @see #14
+	 */
+	@Test
+	public void writesLinkCorrectly() throws Exception {
+		assertThat(write(new Link("location", "something")), is(REFERENCE));
+	}
+
+	/**
+	 * @see #14
+	 */
+	@Test
+	public void readsLinkCorrectly() throws Exception {
+
+		Link result = read(REFERENCE, Link.class);
+		assertThat(result.getHref(), is("location"));
+		assertThat(result.getRel(), is("something"));
+	}
+}

src/test/java/org/springframework/hateoas/ResourceIntegrationTest.java

@@ -15,7 +15,7 @@
  */
 package org.springframework.hateoas;
 
-import static org.hamcrest.CoreMatchers.*;
+import static org.hamcrest.Matchers.*;
 import static org.junit.Assert.*;
 
 import org.codehaus.jackson.annotate.JsonAutoDetect;
@@ -29,6 +29,8 @@ import org.junit.Test;
  */
 public class ResourceIntegrationTest extends AbstractMarshallingIntegrationTests {
 
+	static final String REFERENCE = "{\"links\":[{\"rel\":\"self\",\"href\":\"localhost\"}],\"firstname\":\"Dave\",\"lastname\":\"Matthews\"}";
+
 	@Test
 	public void inlinesContent() throws Exception {
 
@@ -36,8 +38,31 @@ public class ResourceIntegrationTest extends AbstractMarshallingIntegrationTests
 		person.firstname = "Dave";
 		person.lastname = "Matthews";
 
-		assertThat(write(new Resource<Person>(person)),
-				is("{\"links\":[],\"firstname\":\"Dave\",\"lastname\":\"Matthews\"}"));
+		Resource<Person> resource = new Resource<Person>(person);
+		resource.add(new Link("localhost"));
+
+		assertThat(write(resource), is(REFERENCE));
+	}
+
+	/**
+	 * @see #14
+	 */
+	@Test
+	public void readsResourceSupportCorrectly() throws Exception {
+
+		PersonResource result = read(REFERENCE, PersonResource.class);
+
+		assertThat(result.getLinks(), hasSize(1));
+		assertThat(result.getLinks(), hasItem(new Link("localhost")));
+		assertThat(result.getContent().firstname, is("Dave"));
+		assertThat(result.getContent().lastname, is("Matthews"));
+	}
+
+	static class PersonResource extends Resource<Person> {
+
+		public PersonResource() {
+
+		}
 	}
 
 	@JsonAutoDetect(fieldVisibility = Visibility.ANY)

src/test/java/org/springframework/hateoas/ResourceSupportIntegrationTest.java

@@ -15,7 +15,7 @@
  */
 package org.springframework.hateoas;
 
-import static org.hamcrest.CoreMatchers.*;
+import static org.hamcrest.Matchers.*;
 import static org.junit.Assert.*;
 
 import org.junit.Test;
@@ -27,6 +27,8 @@ import org.junit.Test;
  */
 public class ResourceSupportIntegrationTest extends AbstractMarshallingIntegrationTests {
 
+	static final String REFERENCE = "{\"links\":[{\"rel\":\"self\",\"href\":\"localhost\"}]}";
+
 	/**
 	 * @see #7
 	 */
@@ -36,6 +38,18 @@ public class ResourceSupportIntegrationTest extends AbstractMarshallingIntegrati
 		ResourceSupport resourceSupport = new ResourceSupport();
 		resourceSupport.add(new Link("localhost"));
 
-		assertThat(write(resourceSupport), is("{\"links\":[{\"rel\":\"self\",\"href\":\"localhost\"}]}"));
+		assertThat(write(resourceSupport), is(REFERENCE));
+	}
+
+	/**
+	 * @see #14
+	 */
+	@Test
+	public void readResourceSupportCorrectly() throws Exception {
+
+		ResourceSupport result = read(REFERENCE, ResourceSupport.class);
+
+		assertThat(result.getLinks(), hasSize(1));
+		assertThat(result.getLinks(), hasItem(new Link("localhost")));
 	}
 }