Removing accidental file commit - GraphBackedMetadataRepositoryDeleteEntitiesTest

repository/src/test/java/org/apache/atlas/repository/graph/GraphBackedMetadataRepositoryDeleteEntitiesTest.java

-/**
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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.
- */
-
-package org.apache.atlas.repository.graph;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import javax.inject.Inject;
-
-import org.apache.atlas.RepositoryMetadataModule;
-import org.apache.atlas.TestUtils;
-import org.apache.atlas.discovery.graph.GraphBackedDiscoveryService;
-import org.apache.atlas.repository.Constants;
-import org.apache.atlas.repository.RepositoryException;
-import org.apache.atlas.typesystem.ITypedReferenceableInstance;
-import org.apache.atlas.typesystem.Referenceable;
-import org.apache.atlas.typesystem.exception.EntityNotFoundException;
-import org.apache.atlas.typesystem.types.ClassType;
-import org.apache.atlas.typesystem.types.Multiplicity;
-import org.apache.atlas.typesystem.types.TypeSystem;
-import org.testng.Assert;
-import org.testng.annotations.AfterClass;
-import org.testng.annotations.BeforeClass;
-import org.testng.annotations.Guice;
-import org.testng.annotations.Test;
-
-import com.thinkaurelius.titan.core.TitanGraph;
-import com.thinkaurelius.titan.core.util.TitanCleanup;
-import com.tinkerpop.blueprints.Vertex;
-
-/**
- * Test for GraphBackedMetadataRepository.deleteEntities
- *
- * Guice loads the dependencies and injects the necessary objects
- *
- */
-@Guice(modules = RepositoryMetadataModule.class)
-public class GraphBackedMetadataRepositoryDeleteEntitiesTest {
-
-    @Inject
-    private GraphProvider<TitanGraph> graphProvider;
-
-    @Inject
-    private GraphBackedMetadataRepository repositoryService;
-
-    @Inject
-    private GraphBackedDiscoveryService discoveryService;
-
-    private TypeSystem typeSystem;
-
-    @BeforeClass
-    public void setUp() throws Exception {
-        typeSystem = TypeSystem.getInstance();
-        typeSystem.reset();
-
-        new GraphBackedSearchIndexer(graphProvider);
-
-        TestUtils.defineDeptEmployeeTypes(typeSystem);
-        TestUtils.createHiveTypes(typeSystem);
-    }
-
-
-    @AfterClass
-    public void tearDown() throws Exception {
-        TypeSystem.getInstance().reset();
-        try {
-            graphProvider.get().shutdown();
-        } catch (Exception e) {
-            e.printStackTrace();
-        }
-        try {
-            TitanCleanup.clear(graphProvider.get());
-        } catch (Exception e) {
-            e.printStackTrace();
-        }
-    }
-
-
-
-    @Test
-    public void testDeleteEntities() throws Exception {
-        String hrDeptGuid = createHrDeptGraph();
-
-        ITypedReferenceableInstance hrDept = repositoryService.getEntityDefinition(hrDeptGuid);
-        Object refValue = hrDept.get("employees");
-        Assert.assertTrue(refValue instanceof List);
-        List<Object> employees = (List<Object>)refValue;
-        Assert.assertEquals(employees.size(), 4);
-        List<String> employeeGuids = new ArrayList<String>(4);
-        for (Object listValue : employees) {
-            Assert.assertTrue(listValue instanceof ITypedReferenceableInstance);
-            ITypedReferenceableInstance employee = (ITypedReferenceableInstance) listValue;
-            employeeGuids.add(employee.getId()._getId());
-        }
-        
-        // There should be 4 vertices for Address structs (one for each Person.address attribute value).
-        int vertexCount = countVertices(Constants.ENTITY_TYPE_PROPERTY_KEY, "Address");
-        Assert.assertEquals(vertexCount, 4);
-        vertexCount = countVertices(Constants.ENTITY_TYPE_PROPERTY_KEY, "SecurityClearance");
-        Assert.assertEquals(vertexCount, 1);
-        
-        List<String> deletedEntities = repositoryService.deleteEntities(hrDeptGuid);
-        Assert.assertTrue(deletedEntities.contains(hrDeptGuid));
-        
-        // Verify Department entity and its contained Person entities were deleted.
-        verifyEntityDoesNotExist(hrDeptGuid);
-        for (String employeeGuid : employeeGuids) {
-            verifyEntityDoesNotExist(employeeGuid);
-        }
-        // Verify all Person.address struct vertices were removed.
-        vertexCount = countVertices(Constants.ENTITY_TYPE_PROPERTY_KEY, "Address");
-        Assert.assertEquals(vertexCount, 0);
-        
-        // Verify all SecurityClearance trait vertices were removed.
-        vertexCount = countVertices(Constants.ENTITY_TYPE_PROPERTY_KEY, "SecurityClearance");
-        Assert.assertEquals(vertexCount, 0);
-    }
-
-    @Test(dependsOnMethods = "testDeleteEntities")
-    public void testDeleteContainedEntity() throws Exception {
-        String hrDeptGuid = createHrDeptGraph();
-        ITypedReferenceableInstance hrDept = repositoryService.getEntityDefinition(hrDeptGuid);
-        Object refValue = hrDept.get("employees");
-        Assert.assertTrue(refValue instanceof List);
-        List<Object> employees = (List<Object>)refValue;
-        Assert.assertEquals(employees.size(), 4);
-        Object listValue = employees.get(2);
-        Assert.assertTrue(listValue instanceof ITypedReferenceableInstance);
-        ITypedReferenceableInstance employee = (ITypedReferenceableInstance) listValue;
-        String employeeGuid = employee.getId()._getId();
-        
-        List<String> deletedEntities = repositoryService.deleteEntities(employeeGuid);
-        Assert.assertTrue(deletedEntities.contains(employeeGuid));
-        verifyEntityDoesNotExist(employeeGuid);
-        
-    }
-
-    private String createHrDeptGraph() throws Exception {
-        Referenceable deptEg1 = TestUtils.createDeptEg1(typeSystem);
-        ClassType deptType = typeSystem.getDataType(ClassType.class, "Department");
-        ITypedReferenceableInstance hrDept2 = deptType.convert(deptEg1, Multiplicity.REQUIRED);
-
-        List<String> guids = repositoryService.createEntities(hrDept2);
-        Assert.assertNotNull(guids);
-        Assert.assertEquals(guids.size(), 5);
-        List<String> entityList = repositoryService.getEntityList("Department");
-        Assert.assertNotNull(entityList);
-        Assert.assertEquals(entityList.size(), 1);
-        String hrDeptGuid = entityList.get(0);
-        return hrDeptGuid;
-    }
-    
-    private int countVertices(String propertyName, Object value) {
-        Iterable<Vertex> vertices = graphProvider.get().getVertices(propertyName, value);
-        int vertexCount = 0;
-        for (Vertex vertex : vertices) {
-            vertexCount++;
-        }
-        return vertexCount;
-    }
-    
-    private void verifyEntityDoesNotExist(String hrDeptGuid) throws RepositoryException {
-
-        try {
-            repositoryService.getEntityDefinition(hrDeptGuid);
-            Assert.fail("EntityNotFoundException was expected but none thrown");
-        }
-        catch(EntityNotFoundException e) {
-            // good
-        }
-    }
-
-}