/** * 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.zeppelin.geode; import static org.apache.zeppelin.geode.GeodeOqlInterpreter.*; import static org.junit.Assert.assertEquals; import static org.mockito.Matchers.eq; import static org.mockito.Mockito.RETURNS_DEEP_STUBS; import static org.mockito.Mockito.mock; import static org.mockito.Mockito.spy; import static org.mockito.Mockito.when; import static org.mockito.Mockito.times; import static org.mockito.Mockito.verify; import java.io.ByteArrayInputStream; import java.io.DataInputStream; import java.util.ArrayList; import java.util.Arrays; import java.util.Iterator; import java.util.Properties; import org.apache.zeppelin.interpreter.Interpreter.FormType; import org.apache.zeppelin.interpreter.InterpreterResult; import org.apache.zeppelin.interpreter.InterpreterResult.Code; import org.junit.Test; import com.gemstone.gemfire.cache.query.QueryService; import com.gemstone.gemfire.cache.query.SelectResults; import com.gemstone.gemfire.cache.query.Struct; import com.gemstone.gemfire.cache.query.internal.StructImpl; import com.gemstone.gemfire.cache.query.internal.types.StructTypeImpl; import com.gemstone.gemfire.pdx.PdxInstance; import com.gemstone.gemfire.pdx.internal.PdxInstanceImpl; import com.gemstone.gemfire.pdx.internal.PdxType; public class GeodeOqlInterpreterTest { private static final String OQL_QUERY = "select * from /region"; private static Iterator<Object> asIterator(Object... items) { return new ArrayList<Object>(Arrays.asList(items)).iterator(); } @Test public void testOpenCommandIndempotency() { Properties properties = new Properties(); properties.put(LOCATOR_HOST, DEFAULT_HOST); properties.put(LOCATOR_PORT, DEFAULT_PORT); properties.put(MAX_RESULT, DEFAULT_MAX_RESULT); GeodeOqlInterpreter spyGeodeOqlInterpreter = spy(new GeodeOqlInterpreter(properties)); // Ensure that an attempt to open new connection will clean any remaining connections spyGeodeOqlInterpreter.open(); spyGeodeOqlInterpreter.open(); spyGeodeOqlInterpreter.open(); verify(spyGeodeOqlInterpreter, times(3)).open(); verify(spyGeodeOqlInterpreter, times(3)).close(); } @Test public void oqlNumberResponse() throws Exception { testOql(asIterator(66, 67), "Result\n66\n67\n", 10); testOql(asIterator(66, 67), "Result\n66\n", 1); } @Test public void oqlStructResponse() throws Exception { String[] fields = new String[] {"field1", "field2"}; Struct s1 = new StructImpl(new StructTypeImpl(fields), new String[] {"val11", "val12"}); Struct s2 = new StructImpl(new StructTypeImpl(fields), new String[] {"val21", "val22"}); testOql(asIterator(s1, s2), "field1\tfield2\t\nval11\tval12\t\nval21\tval22\t\n", 10); testOql(asIterator(s1, s2), "field1\tfield2\t\nval11\tval12\t\n", 1); } @Test public void oqlStructResponseWithReservedCharacters() throws Exception { String[] fields = new String[] {"fi\teld1", "f\nield2"}; Struct s1 = new StructImpl(new StructTypeImpl(fields), new String[] {"v\nal\t1", "val2"}); testOql(asIterator(s1), "fi eld1\tf ield2\t\nv al 1\tval2\t\n", 10); } @Test public void oqlPdxInstanceResponse() throws Exception { ByteArrayInputStream bais = new ByteArrayInputStream("koza\tboza\n".getBytes()); PdxInstance pdx1 = new PdxInstanceImpl(new PdxType(), new DataInputStream(bais), 4); PdxInstance pdx2 = new PdxInstanceImpl(new PdxType(), new DataInputStream(bais), 4); testOql(asIterator(pdx1, pdx2), "\n\n\n", 10); testOql(asIterator(pdx1, pdx2), "\n\n", 1); } private static class DummyUnspportedType { @Override public String toString() { return "Unsupported Indeed"; } } @Test public void oqlUnsupportedTypeResponse() throws Exception { DummyUnspportedType unspported1 = new DummyUnspportedType(); DummyUnspportedType unspported2 = new DummyUnspportedType(); testOql(asIterator(unspported1, unspported2), "Unsuppoted Type\n" + unspported1.toString() + "\n" + unspported1.toString() + "\n", 10); } private void testOql(Iterator<Object> queryResponseIterator, String expectedOutput, int maxResult) throws Exception { GeodeOqlInterpreter spyGeodeOqlInterpreter = spy(new GeodeOqlInterpreter(new Properties())); QueryService mockQueryService = mock(QueryService.class, RETURNS_DEEP_STUBS); when(spyGeodeOqlInterpreter.getQueryService()).thenReturn(mockQueryService); when(spyGeodeOqlInterpreter.getMaxResult()).thenReturn(maxResult); @SuppressWarnings("unchecked") SelectResults<Object> mockResults = mock(SelectResults.class); when(mockQueryService.newQuery(eq(OQL_QUERY)).execute()).thenReturn(mockResults); when(mockResults.iterator()).thenReturn(queryResponseIterator); InterpreterResult interpreterResult = spyGeodeOqlInterpreter.interpret(OQL_QUERY, null); assertEquals(Code.SUCCESS, interpreterResult.code()); assertEquals(expectedOutput, interpreterResult.message()); } @Test public void oqlWithQueryException() throws Exception { GeodeOqlInterpreter spyGeodeOqlInterpreter = spy(new GeodeOqlInterpreter(new Properties())); when(spyGeodeOqlInterpreter.getExceptionOnConnect()).thenReturn( new RuntimeException("Test Exception On Connect")); InterpreterResult interpreterResult = spyGeodeOqlInterpreter.interpret(OQL_QUERY, null); assertEquals(Code.ERROR, interpreterResult.code()); assertEquals("Test Exception On Connect", interpreterResult.message()); } @Test public void oqlWithExceptionOnConnect() throws Exception { GeodeOqlInterpreter spyGeodeOqlInterpreter = spy(new GeodeOqlInterpreter(new Properties())); when(spyGeodeOqlInterpreter.getQueryService()).thenThrow( new RuntimeException("Expected Test Exception!")); InterpreterResult interpreterResult = spyGeodeOqlInterpreter.interpret(OQL_QUERY, null); assertEquals(Code.ERROR, interpreterResult.code()); assertEquals("Expected Test Exception!", interpreterResult.message()); } @Test public void testFormType() { assertEquals(FormType.SIMPLE, new GeodeOqlInterpreter(new Properties()).getFormType()); } }