/*
* 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.notebook;
import static org.junit.Assert.assertEquals;
import java.io.File;
import java.io.IOException;
import java.util.Collections;
import java.util.HashMap;
import org.apache.zeppelin.conf.ZeppelinConfiguration;
import org.apache.zeppelin.conf.ZeppelinConfiguration.ConfVars;
import org.apache.zeppelin.interpreter.Interpreter;
import org.apache.zeppelin.interpreter.InterpreterFactory;
import org.apache.zeppelin.interpreter.InterpreterOption;
import org.apache.zeppelin.interpreter.mock.MockInterpreter1;
import org.apache.zeppelin.interpreter.mock.MockInterpreter11;
import org.apache.zeppelin.interpreter.mock.MockInterpreter2;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class NoteInterpreterLoaderTest {
private File tmpDir;
private ZeppelinConfiguration conf;
private InterpreterFactory factory;
@Before
public void setUp() throws Exception {
tmpDir = new File(System.getProperty("java.io.tmpdir")+"/ZeppelinLTest_"+System.currentTimeMillis());
tmpDir.mkdirs();
new File(tmpDir, "conf").mkdirs();
System.setProperty(ConfVars.ZEPPELIN_HOME.getVarName(), tmpDir.getAbsolutePath());
System.setProperty(ConfVars.ZEPPELIN_INTERPRETERS.getVarName(), "org.apache.zeppelin.interpreter.mock.MockInterpreter1,org.apache.zeppelin.interpreter.mock.MockInterpreter11,org.apache.zeppelin.interpreter.mock.MockInterpreter2");
conf = ZeppelinConfiguration.create();
Interpreter.registeredInterpreters = Collections
.synchronizedMap(new HashMap<String, Interpreter.RegisteredInterpreter>());
MockInterpreter1.register("mock1", "group1", "org.apache.zeppelin.interpreter.mock.MockInterpreter1");
MockInterpreter11.register("mock11", "group1", "org.apache.zeppelin.interpreter.mock.MockInterpreter11");
MockInterpreter2.register("mock2", "group2", "org.apache.zeppelin.interpreter.mock.MockInterpreter2");
factory = new InterpreterFactory(conf, new InterpreterOption(false), null);
}
@After
public void tearDown() throws Exception {
delete(tmpDir);
}
@Test
public void testGetInterpreter() throws IOException {
NoteInterpreterLoader loader = new NoteInterpreterLoader(factory);
loader.setNoteId("note");
loader.setInterpreters(factory.getDefaultInterpreterSettingList());
// when there're no interpreter selection directive
assertEquals("org.apache.zeppelin.interpreter.mock.MockInterpreter1", loader.get(null).getClassName());
assertEquals("org.apache.zeppelin.interpreter.mock.MockInterpreter1", loader.get("").getClassName());
assertEquals("org.apache.zeppelin.interpreter.mock.MockInterpreter1", loader.get(" ").getClassName());
// when group name is omitted
assertEquals("org.apache.zeppelin.interpreter.mock.MockInterpreter11", loader.get("mock11").getClassName());
// when 'name' is ommitted
assertEquals("org.apache.zeppelin.interpreter.mock.MockInterpreter1", loader.get("group1").getClassName());
assertEquals("org.apache.zeppelin.interpreter.mock.MockInterpreter2", loader.get("group2").getClassName());
// when nothing is ommitted
assertEquals("org.apache.zeppelin.interpreter.mock.MockInterpreter1", loader.get("group1.mock1").getClassName());
assertEquals("org.apache.zeppelin.interpreter.mock.MockInterpreter11", loader.get("group1.mock11").getClassName());
assertEquals("org.apache.zeppelin.interpreter.mock.MockInterpreter2", loader.get("group2.mock2").getClassName());
}
private void delete(File file){
if(file.isFile()) file.delete();
else if(file.isDirectory()){
File [] files = file.listFiles();
if(files!=null && files.length>0){
for(File f : files){
delete(f);
}
}
file.delete();
}
}
}