content: /** 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
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  package org.apache.atlas.impala.hook;
  
  import org.apache.atlas.impala.model.ImpalaOperationType;
  import org.apache.atlas.impala.model.ImpalaQuery;
  import org.apache.atlas.impala.model.LineageVertex;
  import org.apache.atlas.impala.model.LineageVertexMetadata;
  import org.mockito.Mock;
  import org.mockito.MockitoAnnotations;
  import org.testng.annotations.BeforeMethod;
  import org.testng.annotations.Test;
  
  import static org.junit.Assert.assertEquals;
  import static org.mockito.Mockito.when;
  import static org.testng.Assert.assertThrows;
  
  public class AtlasImpalaHookContextTest {
  
  
      @Mock
      private ImpalaLineageHook impalaLineageHook;
  
      @Mock
      private ImpalaOperationType impalaOperationType;
  
      @Mock
      private ImpalaQuery impalaQuery;
  
  
      @BeforeMethod
      public void initializeMocks() {
          MockitoAnnotations.initMocks(this);
      }
  
  
      @Test
      public void testGetQualifiedNameForTableWithFullTableName() throws Exception {
  
          String database = "testDatabase";
          String table = "testTable";
          String metadataNamespace = "testNamespace";
          String expectedTableQualifiedName =  (database + AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME + table + AtlasImpalaHookContext.QNAME_SEP_METADATA_NAMESPACE).toLowerCase() + metadataNamespace;
          String fullTableName = database+AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME+table;
  
          when(impalaLineageHook.getMetadataNamespace()).thenReturn(metadataNamespace);
  
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
  
          String receivedTableQualifiedName = impalaHook.getQualifiedNameForTable(fullTableName);
          assertEquals(expectedTableQualifiedName,receivedTableQualifiedName);
      }
  
      @Test
      public void testGetQualifiedNameForTableWithNullTableName() throws Exception {
  
          String fullTableName = null;
  
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
          assertThrows(IllegalArgumentException.class, () -> impalaHook.getQualifiedNameForTable(fullTableName));
      }
  
      @Test
      public void testGetQualifiedNameForTableWithPartialTableName() throws Exception {
  
          String tableName = "testTableName";
  
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
          assertThrows(IllegalArgumentException.class, () -> impalaHook.getQualifiedNameForTable(tableName));
      }
  
      @Test
      public void testGetQualifiedNameForColumnUsingLineageVertexAndLineageVertexMetadata() throws Exception {
  
          String database = "testDatabase";
          String table = "testTable";
          String column = "testColumn";
          String metadataNamespace = "testNamespace";
          String fullTableName = database+AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME+table;
          String fullColumnName = database+AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME+table+AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME+column;
          LineageVertex vertex = new LineageVertex();
          LineageVertexMetadata metadata = new LineageVertexMetadata();
  
          String expectedColumnQualifiedName =  (database + AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME  + table + AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME +
                  column + AtlasImpalaHookContext.QNAME_SEP_METADATA_NAMESPACE).toLowerCase() + metadataNamespace;
  
          metadata.setTableName(fullTableName);
          vertex.setMetadata(metadata);
          vertex.setVertexId(fullColumnName);
  
          when(impalaLineageHook.getMetadataNamespace())
                  .thenReturn(metadataNamespace);
  
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
  
          String receivedColumnQualifiedName = impalaHook.getQualifiedNameForColumn(vertex);
          assertEquals(expectedColumnQualifiedName,receivedColumnQualifiedName);
      }
  
  
  
      @Test
      public void testGetQualifiedNameForColumnUsingLineageVertexAndLineageVertexMetadataAsNull() throws Exception {
  
          String database = "testDatabase";
          String table = "testTable";
          String column = "testColumn";
          String metadataNamespace = "testNamespace";
          String fullColumnName = database+AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME+table+AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME+column;
          LineageVertex vertex = new LineageVertex();
  
          String expectedColumnQualifiedName =  (database + AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME  + table + AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME +
                  column + AtlasImpalaHookContext.QNAME_SEP_METADATA_NAMESPACE).toLowerCase() + metadataNamespace;
  
          vertex.setMetadata(null);
          vertex.setVertexId(fullColumnName);
  
          when(impalaLineageHook.getMetadataNamespace())
                  .thenReturn(metadataNamespace);
  
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
  
          String receivedColumnQualifiedName = impalaHook.getQualifiedNameForColumn(vertex);
          assertEquals(expectedColumnQualifiedName,receivedColumnQualifiedName);
      }
  
      @Test
      public void testGetQualifiedNameForColumnUsingLineageVertexAndLineageVertexMetadataTableAsNull() throws Exception {
  
          String database = "testDatabase";
          String table = "testTable";
          String column = "testColumn";
          LineageVertex vertex = new LineageVertex();
          LineageVertexMetadata metadata = new LineageVertexMetadata();
  
          vertex.setMetadata(metadata);
  
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
  
          assertThrows(IllegalArgumentException.class, () -> impalaHook.getQualifiedNameForColumn(vertex));
      }
  
      @Test
      public void testGetQualifiedNameForColumn() throws Exception {
  
          String database = "testDatabase";
          String table = "testTable";
          String column = "testColumn";
          String metadataNamespace = "testNamespace";
          String expectedColumnQualifiedName =     (database + AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME  + table + AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME +
                  column + AtlasImpalaHookContext.QNAME_SEP_METADATA_NAMESPACE).toLowerCase() + metadataNamespace;
          String fullColumnName = database+AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME+table+AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME+column;
  
          when(impalaLineageHook.getMetadataNamespace())
                  .thenReturn(metadataNamespace);
  
  
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
  
          String receivedColumnQualifiedName = impalaHook.getQualifiedNameForColumn(fullColumnName);
          assertEquals(expectedColumnQualifiedName,receivedColumnQualifiedName);
      }
  
  
      @Test
      public void testGetTableNameFromColumn() throws Exception {
  
          String table = "testTable";
          String column = "testColumn";
          String expectedTableName =  table;
          String fullTableName = table+AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME+column;
  
  
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
  
          String receivedTableName = impalaHook.getTableNameFromColumn(fullTableName);
          assertEquals(expectedTableName,receivedTableName);
      }
  
      @Test
      public void testGetDatabaseNameFromTable() throws Exception {
  
          String table = "testTable";
          String database = "testDatabase";
          String expectedDatabaseName =  database;
          String fullTableName = database+AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME+table;
  
  
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
  
          String receivedDatabaseName = impalaHook.getDatabaseNameFromTable(fullTableName);
          assertEquals(expectedDatabaseName,receivedDatabaseName);
      }
  
  
      @Test
      public void testGetColumnNameOnlyWithFullCOlumnName() throws Exception {
  
          String table = "testTable";
          String column = "testColumn";
          String expectedColumnName =  column;
          String fullColumnName = table+AtlasImpalaHookContext.QNAME_SEP_ENTITY_NAME+column;
  
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
  
          String receivedColumnName = impalaHook.getColumnNameOnly(fullColumnName);
          assertEquals(expectedColumnName,receivedColumnName);
      }
  
  
      @Test
      public void testGetColumnNameOnlyWithNullValue() throws Exception {
          String fullColumnName = null;
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
  
          assertThrows(IllegalArgumentException.class, () -> impalaHook.getColumnNameOnly(fullColumnName));
      }
  
      @Test
      public void testGetColumnNameOnlyWithPartialColumnName() throws Exception {
  
          String table = "testTable";
          String column = "testColumn";
          String expectedColumnName =  column;
          String columnName = column;
  
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
  
          String receivedColumnName = impalaHook.getColumnNameOnly(columnName);
          assertEquals(expectedColumnName,receivedColumnName);
      }
  
      @Test
      public void testGetQualifiedNameForDb() throws Exception {
  
          String database = "testDatabase";
          String metadataNamespace = "testNamespace";
          String expectedDatabaseName =  (database + AtlasImpalaHookContext.QNAME_SEP_METADATA_NAMESPACE).toLowerCase() + metadataNamespace;
          AtlasImpalaHookContext impalaHook = new AtlasImpalaHookContext(impalaLineageHook, impalaOperationType, impalaQuery);
  
          when(impalaLineageHook.getMetadataNamespace()).thenReturn(metadataNamespace);
  
          String receivedDatabaseName = impalaHook.getQualifiedNameForDb(database);
          assertEquals(expectedDatabaseName,receivedDatabaseName);
      }
  
  
  }
  