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CreateRelationshipTest.java
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CreateRelationshipTest.java
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/*
* Copyright (c) 2002-2016 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.server.rest;
import java.util.Map;
import javax.ws.rs.core.MediaType;
import com.sun.jersey.api.client.ClientResponse.Status;
import org.junit.Test;
import org.neo4j.graphdb.Node;
import org.neo4j.graphdb.RelationshipType;
import org.neo4j.graphdb.Transaction;
import org.neo4j.kernel.impl.annotations.Documented;
import org.neo4j.server.rest.domain.JsonHelper;
import org.neo4j.server.rest.repr.RelationshipRepresentationTest;
import org.neo4j.test.GraphDescription.Graph;
import org.neo4j.test.TestData.Title;
import static org.junit.Assert.assertTrue;
public class CreateRelationshipTest extends AbstractRestFunctionalDocTestBase
{
@Test
@Graph( "Joe knows Sara" )
@Documented( "Upon successful creation of a relationship, the new relationship is returned." )
@Title( "Create a relationship with properties" )
public void create_a_relationship_with_properties() throws Exception
{
String jsonString = "{\"to\" : \""
+ getDataUri()
+ "node/"
+ getNode( "Sara" ).getId()
+ "\", \"type\" : \"LOVES\", \"data\" : {\"foo\" : \"bar\"}}";
Node i = getNode( "Joe" );
gen.get().expectedStatus(
Status.CREATED.getStatusCode() ).payload( jsonString ).post(
getNodeUri( i ) + "/relationships" );
try ( Transaction tx = graphdb().beginTx() )
{
assertTrue( i.hasRelationship( RelationshipType.withName( "LOVES" ) ) );
}
}
@Test
@Documented( "Upon successful creation of a relationship, the new relationship is returned." )
@Title( "Create relationship" )
@Graph( "Joe knows Sara" )
public void create_relationship() throws Exception
{
String jsonString = "{\"to\" : \""
+ getDataUri()
+ "node/"
+ getNode( "Sara" ).getId()
+ "\", \"type\" : \"LOVES\"}";
Node i = getNode( "Joe" );
String entity = gen.get().expectedStatus(
Status.CREATED.getStatusCode() ).payload( jsonString )
.post( getNodeUri( i ) + "/relationships" ).entity();
try ( Transaction tx = graphdb().beginTx() )
{
assertTrue( i.hasRelationship( RelationshipType.withName( "LOVES" ) ) );
}
assertProperRelationshipRepresentation( JsonHelper.jsonToMap( entity ) );
}
@Test
@Graph( "Joe knows Sara" )
public void shouldRespondWith404WhenStartNodeDoesNotExist()
{
String jsonString = "{\"to\" : \""
+ getDataUri()
+ "node/"
+ getNode( "Joe" )
+ "\", \"type\" : \"LOVES\", \"data\" : {\"foo\" : \"bar\"}}";
gen.get().expectedStatus(
Status.NOT_FOUND.getStatusCode() ).expectedType( MediaType.TEXT_HTML_TYPE ).payload( jsonString ).post(
getDataUri() + "/node/12345/relationships" ).entity();
}
@Test
@Graph( "Joe knows Sara" )
public void creating_a_relationship_to_a_nonexisting_end_node()
{
String jsonString = "{\"to\" : \""
+ getDataUri()
+ "node/"
+ "999999\", \"type\" : \"LOVES\", \"data\" : {\"foo\" : \"bar\"}}";
gen.get().expectedStatus(
Status.BAD_REQUEST.getStatusCode() ).payload( jsonString ).post(
getNodeUri( getNode( "Joe" ) ) + "/relationships" ).entity();
}
@Test
@Graph( "Joe knows Sara" )
public void creating_a_loop_relationship()
throws Exception
{
Node joe = getNode( "Joe" );
String jsonString = "{\"to\" : \"" + getNodeUri( joe )
+ "\", \"type\" : \"LOVES\"}";
String entity = gen.get().expectedStatus(
Status.CREATED.getStatusCode() ).payload( jsonString ).post(
getNodeUri( getNode( "Joe" ) ) + "/relationships" ).entity();
assertProperRelationshipRepresentation( JsonHelper.jsonToMap( entity ) );
}
@Test
@Graph( "Joe knows Sara" )
public void providing_bad_JSON()
{
String jsonString = "{\"to\" : \""
+ getNodeUri( data.get().get( "Joe" ) )
+ "\", \"type\" : \"LOVES\", \"data\" : {\"foo\" : **BAD JSON HERE*** \"bar\"}}";
gen.get().expectedStatus(
Status.BAD_REQUEST.getStatusCode() ).payload( jsonString ).post(
getNodeUri( getNode( "Joe" ) ) + "/relationships" ).entity();
}
private void assertProperRelationshipRepresentation(
Map<String, Object> relrep )
{
RelationshipRepresentationTest.verifySerialisation( relrep );
}
}