/* * Copyright 2016 SteelBridge Laboratories, LLC. * * 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. * * For more information: http://steelbridgelabs.com */ package com.steelbridgelabs.oss.neo4j.structure; import org.apache.tinkerpop.gremlin.structure.Property; import org.apache.tinkerpop.gremlin.structure.Transaction; import org.junit.Assert; import org.junit.Test; import org.junit.runner.RunWith; import org.mockito.ArgumentCaptor; import org.mockito.Mock; import org.mockito.Mockito; import org.mockito.runners.MockitoJUnitRunner; import org.neo4j.driver.Values; import org.neo4j.driver.types.Relationship; import java.util.ArrayList; import java.util.Collections; import java.util.Iterator; /** * @author Rogelio J. Baucells */ @RunWith(MockitoJUnitRunner.class) public class Neo4JEdgeWhileGettingPropertiesTest { @Mock private Neo4JGraph graph; @Mock private Neo4JSession session; @Mock private Neo4JVertex outVertex; @Mock private Neo4JVertex inVertex; @Mock private Relationship relationship; @Mock private Neo4JElementIdProvider provider; @Mock private Transaction transaction; @Test public void givenOneKeyShouldShouldGetPropertyValue() { // arrange Mockito.when(graph.tx()).thenAnswer(invocation -> transaction); Mockito.when(relationship.get(Mockito.eq("id"))).thenAnswer(invocation -> Values.value(1L)); Mockito.when(relationship.type()).thenAnswer(invocation -> "label"); Mockito.when(relationship.keys()).thenAnswer(invocation -> Collections.singleton("key1")); Mockito.when(relationship.get(Mockito.eq("key1"))).thenAnswer(invocation -> Values.value("value1")); Mockito.when(provider.fieldName()).thenAnswer(invocation -> "id"); ArgumentCaptor<Long> argument = ArgumentCaptor.forClass(Long.class); Mockito.when(provider.processIdentifier(argument.capture())).thenAnswer(invocation -> argument.getValue()); Neo4JEdge edge = new Neo4JEdge(graph, session, provider, outVertex, relationship, inVertex); edge.property("p1", 1L); // act Iterator<Property<Long>> result = edge.properties("p1"); // assert Assert.assertNotNull("Failed to get properties", result); Assert.assertTrue("Property is not present", result.hasNext()); Property<Long> property = result.next(); Assert.assertTrue("Property value is not present", property.isPresent()); Assert.assertEquals("Invalid property key", property.key(), "p1"); Assert.assertEquals("Invalid property value", property.<Long>value(), (Long)1L); Assert.assertEquals("Invalid property element", property.element(), edge); } @Test public void givenNoKeysShouldShouldGetAllProperties() { // arrange Mockito.when(graph.tx()).thenAnswer(invocation -> transaction); Mockito.when(relationship.get(Mockito.eq("id"))).thenAnswer(invocation -> Values.value(1L)); Mockito.when(relationship.type()).thenAnswer(invocation -> "label"); Mockito.when(relationship.keys()).thenAnswer(invocation -> new ArrayList<>()); Mockito.when(provider.fieldName()).thenAnswer(invocation -> "id"); ArgumentCaptor<Long> argument = ArgumentCaptor.forClass(Long.class); Mockito.when(provider.processIdentifier(argument.capture())).thenAnswer(invocation -> argument.getValue()); Neo4JEdge edge = new Neo4JEdge(graph, session, provider, outVertex, relationship, inVertex); edge.property("p1", 1L); edge.property("p2", 1L); // act Iterator<Property<Long>> result = edge.properties(); // assert Assert.assertNotNull("Failed to get properties", result); Assert.assertTrue("Property is not present", result.hasNext()); result.next(); Assert.assertTrue("Property is not present", result.hasNext()); result.next(); Assert.assertFalse("Too many properties in edge", result.hasNext()); } @Test public void givenTwoKeysShouldShouldGetPropertyValues() { // arrange Mockito.when(graph.tx()).thenAnswer(invocation -> transaction); Mockito.when(relationship.get(Mockito.eq("id"))).thenAnswer(invocation -> Values.value(1L)); Mockito.when(relationship.type()).thenAnswer(invocation -> "label"); Mockito.when(relationship.keys()).thenAnswer(invocation -> Collections.singleton("key1")); Mockito.when(relationship.get(Mockito.eq("key1"))).thenAnswer(invocation -> Values.value("value1")); Mockito.when(provider.fieldName()).thenAnswer(invocation -> "id"); ArgumentCaptor<Long> argument = ArgumentCaptor.forClass(Long.class); Mockito.when(provider.processIdentifier(argument.capture())).thenAnswer(invocation -> argument.getValue()); Neo4JEdge edge = new Neo4JEdge(graph, session, provider, outVertex, relationship, inVertex); edge.property("p1", 1L); edge.property("p2", 1L); // act Iterator<Property<Long>> result = edge.properties("key1", "p2"); // assert Assert.assertNotNull("Failed to get properties", result); Assert.assertTrue("Property is not present", result.hasNext()); result.next(); Assert.assertTrue("Property is not present", result.hasNext()); result.next(); Assert.assertFalse("Too many properties in edge", result.hasNext()); } }