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RowFormatMetaFieldTestIT.java
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RowFormatMetaFieldTestIT.java
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/*
* Copyright (c) 2002-2017 "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.transactional.integration;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.neo4j.server.rest.AbstractRestFunctionalTestBase;
import org.neo4j.server.rest.domain.JsonParseException;
import org.neo4j.test.server.HTTP;
import org.neo4j.test.server.HTTP.Response;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.junit.Assert.fail;
import static org.neo4j.server.rest.transactional.integration.TransactionMatchers.containsNoErrors;
import static org.neo4j.server.rest.transactional.integration.TransactionMatchers.matches;
import static org.neo4j.server.rest.transactional.integration.TransactionMatchers.rowContainsAMetaListAtIndex;
import static org.neo4j.server.rest.transactional.integration.TransactionMatchers.rowContainsMetaNodesAtIndex;
import static org.neo4j.server.rest.transactional.integration.TransactionMatchers.rowContainsMetaRelsAtIndex;
import static org.neo4j.test.server.HTTP.RawPayload.quotedJson;
public class RowFormatMetaFieldTestIT extends AbstractRestFunctionalTestBase
{
private final HTTP.Builder http = HTTP.withBaseUri( "http://localhost:7474" );
private String commitResource;
@Before
public void setUp()
{
// begin
Response begin = http.POST( "/db/data/transaction" );
assertThat( begin.status(), equalTo( 201 ) );
assertHasTxLocation( begin );
try
{
commitResource = begin.stringFromContent( "commit" );
}
catch ( JsonParseException e )
{
fail( "Exception caught when setting up test: " + e.getMessage() );
}
assertThat( commitResource, equalTo( begin.location() + "/commit" ) );
}
@After
public void tearDown()
{
// empty the database
graphdb().execute( "MATCH (n) DETACH DELETE n" );
}
@Test
public void metaFieldShouldGetCorrectIndex()
{
// given
graphdb().execute( "CREATE (:Start)-[:R]->(:End)" );
// execute and commit
Response commit = http.POST( commitResource,
queryAsJsonRow( "MATCH (s:Start)-[r:R]->(e:End) RETURN s, r, 1, e" ) );
assertThat( commit, containsNoErrors() );
assertThat( commit, rowContainsMetaNodesAtIndex( 0, 3 ) );
assertThat( commit, rowContainsMetaRelsAtIndex( 1 ) );
assertThat( commit.status(), equalTo( 200 ) );
}
@Test
public void metaFieldShouldGivePathInfoInList()
{
// given
graphdb().execute( "CREATE (:Start)-[:R]->(:End)" );
// execute and commit
Response commit = http.POST( commitResource,
queryAsJsonRow( "MATCH p=(s)-[r:R]->(e) RETURN p" ) );
assertThat( commit, containsNoErrors() );
assertThat( commit, rowContainsAMetaListAtIndex( 0 ) );
assertThat( commit.status(), equalTo( 200 ) );
}
@Test
public void metaFieldShouldPutPathListAtCorrectIndex()
{
// given
graphdb().execute( "CREATE (:Start)-[:R]->(:End)" );
// execute and commit
Response commit = http.POST( commitResource,
queryAsJsonRow( "MATCH p=(s)-[r:R]->(e) RETURN 10, p" ) );
assertThat( commit, containsNoErrors() );
assertThat( commit, rowContainsAMetaListAtIndex( 1 ) );
assertThat( commit.status(), equalTo( 200 ) );
}
private HTTP.RawPayload queryAsJsonRow( String query )
{
return quotedJson( "{ 'statements': [ { 'statement': '" + query + "', 'resultDataContents': [ 'row' ] } ] }" );
}
private void assertHasTxLocation( Response begin )
{
assertThat( begin.location(), matches( "http://localhost:\\d+/db/data/transaction/\\d+" ) );
}
}