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RelationshipDocIT.java
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RelationshipDocIT.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 com.sun.jersey.api.client.ClientResponse;
import org.junit.BeforeClass;
import org.junit.Test;
import java.io.IOException;
import javax.ws.rs.core.Response.Status;
import org.neo4j.graphdb.Direction;
import org.neo4j.graphdb.Node;
import org.neo4j.graphdb.Relationship;
import org.neo4j.graphdb.RelationshipType;
import org.neo4j.graphdb.Transaction;
import org.neo4j.helpers.collection.MapUtil;
import org.neo4j.kernel.impl.annotations.Documented;
import org.neo4j.server.helpers.FunctionalTestHelper;
import org.neo4j.server.rest.domain.JsonHelper;
import org.neo4j.server.rest.domain.JsonParseException;
import org.neo4j.server.rest.repr.StreamingFormat;
import org.neo4j.test.GraphDescription;
import org.neo4j.test.GraphDescription.Graph;
import org.neo4j.test.GraphDescription.NODE;
import org.neo4j.test.GraphDescription.PROP;
import org.neo4j.test.GraphDescription.REL;
import org.neo4j.test.TestData.Title;
import static org.hamcrest.core.IsNot.not;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import static org.neo4j.test.mockito.matcher.Neo4jMatchers.hasProperty;
import static org.neo4j.test.mockito.matcher.Neo4jMatchers.inTx;
public class RelationshipDocIT extends AbstractRestFunctionalDocTestBase
{
private static FunctionalTestHelper functionalTestHelper;
@BeforeClass
public static void setupServer() throws IOException
{
functionalTestHelper = new FunctionalTestHelper( server() );
}
@Test
@Title("Remove properties from a relationship")
@Graph(nodes = {@NODE(name = "Romeo", setNameProperty = true),
@NODE(name = "Juliet", setNameProperty = true)}, relationships = {@REL(start = "Romeo", end = "Juliet",
type = "LOVES", properties = {@PROP(key = "cost", value = "high", type = GraphDescription.PropType
.STRING)})})
public void shouldReturn204WhenPropertiesAreRemovedFromRelationship()
{
Relationship loves = getFirstRelationshipFromRomeoNode();
gen().description( startGraph( "remove properties from a relationship" ) )
.expectedStatus( Status.NO_CONTENT.getStatusCode() )
.delete( functionalTestHelper.relationshipPropertiesUri( loves.getId() ) ).entity();
}
@Test
@Graph("I know you")
public void get_Relationship_by_ID() throws JsonParseException
{
Node node = data.get().get( "I" );
Relationship relationship;
try ( Transaction transaction = node.getGraphDatabase().beginTx() )
{
relationship = node.getSingleRelationship(
RelationshipType.withName( "know" ),
Direction.OUTGOING );
}
String response = gen().expectedStatus(
com.sun.jersey.api.client.ClientResponse.Status.OK.getStatusCode() ).get(
getRelationshipUri( relationship ) ).entity();
assertTrue( JsonHelper.jsonToMap( response ).containsKey( "start" ) );
}
@Test
@Title("Remove property from a relationship")
@Documented( "See the example request below." )
@Graph(nodes = {@NODE(name = "Romeo", setNameProperty = true),
@NODE(name = "Juliet", setNameProperty = true)}, relationships = {@REL(start = "Romeo", end = "Juliet",
type = "LOVES", properties = {@PROP(key = "cost", value = "high", type = GraphDescription.PropType
.STRING)})})
public void shouldReturn204WhenPropertyIsRemovedFromRelationship()
{
data.get();
Relationship loves = getFirstRelationshipFromRomeoNode();
gen().description(
startGraph( "Remove property from a relationship1" ) );
gen().expectedStatus( Status.NO_CONTENT.getStatusCode() ).delete(
getPropertiesUri( loves ) + "/cost" ).entity();
}
@Test
@Title("Remove non-existent property from a relationship")
@Documented( "Attempting to remove a property that doesn't exist results in an error." )
@Graph(nodes = {@NODE(name = "Romeo", setNameProperty = true),
@NODE(name = "Juliet", setNameProperty = true)}, relationships = {@REL(start = "Romeo", end = "Juliet",
type = "LOVES", properties = {@PROP(key = "cost", value = "high", type = GraphDescription.PropType
.STRING)})})
public void shouldReturn404WhenPropertyWhichDoesNotExistRemovedFromRelationship()
{
data.get();
Relationship loves = getFirstRelationshipFromRomeoNode();
gen().description( startGraph( "remove non-existent property from relationship" ) ).noGraph()
.expectedStatus( Status.NOT_FOUND.getStatusCode() )
.delete( getPropertiesUri( loves ) + "/non-existent" ).entity();
}
@Test
@Graph(nodes = {@NODE(name = "Romeo", setNameProperty = true),
@NODE(name = "Juliet", setNameProperty = true)}, relationships = {@REL(start = "Romeo", end = "Juliet",
type = "LOVES", properties = {@PROP(key = "cost", value = "high", type = GraphDescription.PropType
.STRING)})})
public void shouldReturn404WhenPropertyWhichDoesNotExistRemovedFromRelationshipStreaming()
{
data.get();
Relationship loves = getFirstRelationshipFromRomeoNode();
gen().withHeader( StreamingFormat.STREAM_HEADER, "true" )
.expectedStatus( Status.NOT_FOUND.getStatusCode() )
.delete( getPropertiesUri( loves ) + "/non-existent" )
.entity();
}
@Test
@Graph( "I know you" )
@Title( "Remove properties from a non-existing relationship" )
@Documented( "Attempting to remove all properties from a relationship which doesn't exist results in an error." )
public void shouldReturn404WhenPropertiesRemovedFromARelationshipWhichDoesNotExist()
{
data.get();
gen().noGraph().expectedStatus( Status.NOT_FOUND.getStatusCode() )
.delete( functionalTestHelper.relationshipPropertiesUri( 1234L ) )
.entity();
}
@Test
@Graph( "I know you" )
@Title( "Remove property from a non-existing relationship" )
@Documented( "Attempting to remove a property from a relationship which doesn't exist results in an error." )
public void shouldReturn404WhenPropertyRemovedFromARelationshipWhichDoesNotExist()
{
data.get();
gen().noGraph().expectedStatus( Status.NOT_FOUND.getStatusCode() )
.delete(
functionalTestHelper.relationshipPropertiesUri( 1234L )
+ "/cost" )
.entity();
}
@Test
@Graph(nodes = {@NODE(name = "Romeo", setNameProperty = true),
@NODE(name = "Juliet", setNameProperty = true)}, relationships = {@REL(start = "Romeo", end = "Juliet",
type = "LOVES", properties = {@PROP(key = "cost", value = "high", type = GraphDescription.PropType
.STRING)})})
@Title("Delete relationship")
public void removeRelationship()
{
data.get();
Relationship loves = getFirstRelationshipFromRomeoNode();
gen().description( startGraph( "Delete relationship1" ) );
gen().expectedStatus( Status.NO_CONTENT.getStatusCode() ).delete(
getRelationshipUri( loves ) ).entity();
}
@Test
@Graph(nodes = {@NODE(name = "Romeo", setNameProperty = true),
@NODE(name = "Juliet", setNameProperty = true)}, relationships = {@REL(start = "Romeo", end = "Juliet",
type = "LOVES", properties = {@PROP(key = "cost", value = "high", type = GraphDescription.PropType
.STRING)})})
public void get_single_property_on_a_relationship() throws Exception
{
Relationship loves = getFirstRelationshipFromRomeoNode();
String response = gen().expectedStatus( ClientResponse.Status.OK ).get( getRelPropURI( loves,
"cost" ) ).entity();
assertTrue( response.contains( "high" ) );
}
private String getRelPropURI( Relationship loves, String propertyKey )
{
return getRelationshipUri( loves ) + "/properties/" + propertyKey;
}
@Test
@Graph(nodes = {@NODE(name = "Romeo", setNameProperty = true),
@NODE(name = "Juliet", setNameProperty = true)}, relationships = {@REL(start = "Romeo", end = "Juliet",
type = "LOVES", properties = {@PROP(key = "cost", value = "high", type = GraphDescription.PropType
.STRING)})})
public void set_single_property_on_a_relationship() throws Exception
{
Relationship loves = getFirstRelationshipFromRomeoNode();
assertThat( loves, inTx( graphdb(), hasProperty( "cost" ).withValue( "high" ) ) );
gen().description( startGraph( "Set relationship property1" ) );
gen().expectedStatus( ClientResponse.Status.NO_CONTENT ).payload( "\"deadly\"" ).put( getRelPropURI( loves,
"cost" ) ).entity();
assertThat( loves, inTx( graphdb(), hasProperty( "cost" ).withValue( "deadly" ) ) );
}
@Test
@Graph(nodes = {@NODE(name = "Romeo", setNameProperty = true),
@NODE(name = "Juliet", setNameProperty = true)}, relationships = {@REL(start = "Romeo", end = "Juliet",
type = "LOVES", properties = {@PROP(key = "cost", value = "high", type = GraphDescription.PropType
.STRING), @PROP(key = "since", value = "1day", type = GraphDescription.PropType.STRING)})})
public void set_all_properties_on_a_relationship() throws Exception
{
Relationship loves = getFirstRelationshipFromRomeoNode();
assertThat( loves, inTx( graphdb(), hasProperty( "cost" ).withValue( "high" ) ) );
gen().description( startGraph( "Set relationship property1" ) );
gen().expectedStatus( ClientResponse.Status.NO_CONTENT ).payload( JsonHelper.createJsonFrom( MapUtil.map(
"happy", false ) ) ).put( getRelPropsURI( loves ) ).entity();
assertThat( loves, inTx( graphdb(), hasProperty( "happy" ).withValue( false ) ) );
assertThat( loves, inTx( graphdb(), not( hasProperty( "cost" ) ) ) );
}
@Test
@Graph(nodes = {@NODE(name = "Romeo", setNameProperty = true),
@NODE(name = "Juliet", setNameProperty = true)}, relationships = {@REL(start = "Romeo", end = "Juliet",
type = "LOVES", properties = {@PROP(key = "cost", value = "high", type = GraphDescription.PropType
.STRING), @PROP(key = "since", value = "1day", type = GraphDescription.PropType.STRING)})})
public void get_all_properties_on_a_relationship() throws Exception
{
Relationship loves = getFirstRelationshipFromRomeoNode();
String response = gen().expectedStatus( ClientResponse.Status.OK ).get( getRelPropsURI( loves ) ).entity();
assertTrue( response.contains( "high" ) );
}
private Relationship getFirstRelationshipFromRomeoNode()
{
Node romeo = getNode( "Romeo" );
try ( Transaction transaction = romeo.getGraphDatabase().beginTx() )
{
return romeo.getRelationships().iterator().next();
}
}
private String getRelPropsURI( Relationship rel )
{
return getRelationshipUri( rel ) + "/properties";
}
}