DATACOUCH-569 - Add tests for DATACOUCH-560 - serialization of nested objects (CouchbaseDocument) and lists (CouchbaseList)

src/test/java/org/springframework/data/couchbase/core/mapping/MappingCouchbaseConverterTests.java

@@ -35,7 +35,9 @@ import org.springframework.data.couchbase.core.convert.CouchbaseCustomConversion
 import org.springframework.data.couchbase.core.convert.CouchbaseJsr310Converters.LocalDateTimeToLongConverter;
 import org.springframework.data.couchbase.core.convert.MappingCouchbaseConverter;
 import org.springframework.data.couchbase.core.mapping.id.*;
+import org.springframework.data.couchbase.domain.Address;
 import org.springframework.data.couchbase.domain.Config;
+import org.springframework.data.couchbase.domain.Person;
 import org.springframework.data.couchbase.domain.User;
 import org.springframework.data.mapping.MappingException;
 
@@ -573,6 +575,37 @@ public class MappingCouchbaseConverterTests {
 		assertThat(read.deleted.truncatedTo(ChronoUnit.MILLIS)).isEqualTo(deleted.truncatedTo(ChronoUnit.MILLIS));
 	}
 
+	@Test
+	void writesAndReadsNestedClass() {
+		CouchbaseDocument converted = new CouchbaseDocument();
+
+		final String street = "Easy Street";
+		final Person person = new Person();
+		person.setFirstname("firstname");
+		person.setLastname("lastname");
+		final Address addr = new Address();
+		addr.setStreet(street);
+		person.setAddress(addr);
+
+		converter.write(person, converted);
+		Map<String, Object> result = converted.export();
+
+		assertThat(result.get("_class")).isEqualTo(person.getClass().getName());
+		assertThat(result.get("address")).isEqualTo(new HashMap<String, Object>() {
+			{
+				put("street", street);
+			}
+		});
+
+		CouchbaseDocument source = new CouchbaseDocument();
+		source.put("_class", Person.class.getName());
+		CouchbaseDocument addressDoc = new CouchbaseDocument();
+		addressDoc.put("street", street);
+		source.put("address", addressDoc);
+		Person readConverted = converter.read(Person.class, source);
+		assertThat(readConverted.getAddress().getStreet()).isEqualTo(person.getAddress().getStreet());
+	}
+
 	@WritingConverter
 	public enum BigDecimalToStringConverter implements Converter<BigDecimal, String> {
 		INSTANCE;

src/test/java/org/springframework/data/couchbase/domain/Address.java

@@ -0,0 +1,33 @@
+package org.springframework.data.couchbase.domain;
+
+import org.springframework.data.annotation.Id;
+import org.springframework.data.couchbase.config.AbstractCouchbaseConfiguration;
+import org.springframework.data.couchbase.core.mapping.Document;
+import org.springframework.data.couchbase.core.mapping.id.GeneratedValue;
+import org.springframework.data.couchbase.core.mapping.id.GenerationStrategy;
+
+import java.util.UUID;
+
+@Document
+public class Address extends AbstractEntity {
+
+	private	String street;
+
+	public Address() {}
+
+	public String getStreet() {
+		return street;
+	}
+
+	public void setStreet(String street) {
+		this.street = street;
+	}
+
+	public String toString() {
+		StringBuilder sb = new StringBuilder();
+		sb.append("{\"street\"=\"");
+		sb.append(getStreet());
+		sb.append("\"}");
+		return sb.toString();
+	}
+}

src/test/java/org/springframework/data/couchbase/domain/Person.java

@@ -18,34 +18,36 @@ package org.springframework.data.couchbase.domain;
 import java.util.Optional;
 import java.util.UUID;
 
-import org.springframework.data.annotation.*;
+import com.couchbase.client.core.deps.com.fasterxml.jackson.annotation.JsonProperty;
+import org.springframework.data.annotation.CreatedBy;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.annotation.LastModifiedBy;
+import org.springframework.data.annotation.LastModifiedDate;
+import org.springframework.data.annotation.Version;
 import org.springframework.data.couchbase.core.mapping.Document;
+import org.springframework.data.couchbase.core.mapping.Field;
+import org.springframework.lang.Nullable;
 
 @Document
-@TypeAlias("p") // this will result in p : <className> or p : "t" using the CustomMappingCouchbaseConverter
 public class Person extends AbstractEntity {
 	Optional<String> firstname;
-	Optional<String> lastname;
+	@Nullable Optional<String> lastname;
 
-	@CreatedBy
-	private String creator;
+	@CreatedBy private String creator;
 
-	@LastModifiedBy
-	private String lastModifiedBy;
+	@LastModifiedBy private String lastModifiedBy;
 
-	@LastModifiedDate
-	private long lastModification;
+	@LastModifiedDate private long lastModification;
 
-	@CreatedDate
-	private long creationDate;
+	@CreatedDate private long creationDate;
 
-	@Version
-	private long version;
+	@Version private long version;
 
-	private Object middlename;
+	@Nullable @Field("nickname") private String middlename;
 
-	public Person() {
-	}
+	private Address address;
+
+	public Person() {}
 
 	public Person(String firstname, String lastname) {
 		this();
@@ -93,16 +95,34 @@ public class Person extends AbstractEntity {
 		this.lastname = lastname;
 	}
 
+	public String getMiddlename() {
+		return middlename;
+	}
+
+	public void setMiddlename(String middlename) {
+		this.middlename = middlename;
+	}
+
 	public long getVersion() {
 		return version;
 	}
 
+	public Address getAddress() {
+		return address;
+	}
+
+	public void setAddress(Address address) {
+		this.address = address;
+	}
+
 	public String toString() {
 		StringBuilder sb = new StringBuilder();
 		sb.append("Person : {\n");
 		sb.append("  id : " + getId());
 		sb.append(optional(", firstname", firstname));
 		sb.append(optional(", lastname", lastname));
+		if (middlename != null)
+			sb.append(", middlename : " + middlename);
 		sb.append(", version : " + version);
 		if (creator != null) {
 			sb.append(", creator : " + creator);
@@ -116,6 +136,9 @@ public class Person extends AbstractEntity {
 		if (lastModification != 0) {
 			sb.append(", lastModification : " + lastModification);
 		}
+		if (getAddress() != null) {
+			sb.append(", address : " + getAddress().toString());
+		}
 		sb.append("}");
 		return sb.toString();
 	}
@@ -131,7 +154,4 @@ public class Person extends AbstractEntity {
 		return "";
 	}
 
-	public void setMiddlename(String middlename) {
-		this.middlename = middlename;
-	}
 }