/*
* 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.nifi.web.standard.api.transformjson;
import junit.framework.TestCase;
import java.util.HashMap;
import java.util.Map;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.core.Context;
import javax.ws.rs.ext.Provider;
import org.apache.nifi.web.ComponentDetails;
import org.apache.nifi.web.NiFiWebConfigurationContext;
import org.apache.nifi.web.NiFiWebRequestContext;
import org.apache.nifi.web.standard.api.transformjson.dto.JoltSpecificationDTO;
import org.apache.nifi.web.standard.api.transformjson.dto.ValidationDTO;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.mockito.Mockito;
import com.bazaarvoice.jolt.Diffy;
import com.bazaarvoice.jolt.JsonUtils;
import com.sun.jersey.api.client.UniformInterfaceException;
import com.sun.jersey.api.core.ClassNamesResourceConfig;
import com.sun.jersey.spi.container.servlet.WebComponent;
import com.sun.jersey.spi.inject.SingletonTypeInjectableProvider;
import com.sun.jersey.test.framework.AppDescriptor;
import com.sun.jersey.test.framework.JerseyTest;
import com.sun.jersey.test.framework.WebAppDescriptor;
import com.sun.jersey.test.framework.spi.container.TestContainerFactory;
import com.sun.jersey.test.framework.spi.container.inmemory.InMemoryTestContainerFactory;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.mock;
public class TestTransformJSONResource extends JerseyTest {
@Rule
public final ExpectedException exception = ExpectedException.none();
public static final ServletContext servletContext = mock(ServletContext.class);
public static final HttpServletRequest requestContext = mock(HttpServletRequest.class);
@Override
protected AppDescriptor configure() {
return new WebAppDescriptor.Builder()
.initParam(WebComponent.RESOURCE_CONFIG_CLASS, ClassNamesResourceConfig.class.getName())
.initParam(ClassNamesResourceConfig.PROPERTY_CLASSNAMES,
TransformJSONResource.class.getName() + ";" + MockServletContext.class.getName() + ";" + MockRequestContext.class.getName()+";")
.initParam("com.sun.jersey.api.json.POJOMappingFeature", "true")
.build();
}
@Override
public TestContainerFactory getTestContainerFactory() {
return new InMemoryTestContainerFactory();
}
@Test
public void testValidateWithInvalidSpec() {
final NiFiWebConfigurationContext niFiWebConfigurationContext = mock(NiFiWebConfigurationContext.class);
final Map<String,String> properties = new HashMap<>();
properties.put("jolt-transform","jolt-transform-chain");
final ComponentDetails componentDetails = new ComponentDetails.Builder().properties(properties).build();
Mockito.when(servletContext.getAttribute(Mockito.anyString())).thenReturn(niFiWebConfigurationContext);
Mockito.when(niFiWebConfigurationContext.getComponentDetails(any(NiFiWebRequestContext.class))).thenReturn(componentDetails);
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-chain","[]");
ValidationDTO validate = client().resource(getBaseURI()).path("/standard/transformjson/validate").post(ValidationDTO.class, joltSpecificationDTO);
assertNotNull(validate);
assertTrue(!validate.isValid());
}
@Test
public void testValidateWithValidSpec() {
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-remove","{\"rating\": {\"quality\": \"\"} }");
ValidationDTO validation = client().resource(getBaseURI()).path("/standard/transformjson/validate").post(ValidationDTO.class, joltSpecificationDTO);
TestCase.assertNotNull(validation);
assertTrue(validation.isValid());
}
@Test
public void testValidateWithValidExpressionLanguageSpec() {
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-remove","{\"rating\": {\"${filename}\": \"\"} }");
ValidationDTO validation = client().resource(getBaseURI()).path("/standard/transformjson/validate").post(ValidationDTO.class, joltSpecificationDTO);
TestCase.assertNotNull(validation);
assertTrue(validation.isValid());
}
@Test
public void testValidateWithValidEmptySpec() {
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-sort","");
ValidationDTO validation = client().resource(getBaseURI()).path("/standard/transformjson/validate").post(ValidationDTO.class, joltSpecificationDTO);
TestCase.assertNotNull(validation);
assertTrue(validation.isValid());
}
@Test
public void testValidateWithInvalidEmptySpec() {
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-remove","");
ValidationDTO validation = client().resource(getBaseURI()).path("/standard/transformjson/validate").post(ValidationDTO.class, joltSpecificationDTO);
TestCase.assertNotNull(validation);
assertTrue(!validation.isValid());
}
@Test
public void testValidateWithValidNullSpec() {
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-sort",null);
ValidationDTO validation = client().resource(getBaseURI()).path("/standard/transformjson/validate").post(ValidationDTO.class, joltSpecificationDTO);
TestCase.assertNotNull(validation);
assertTrue(validation.isValid());
}
@Test
public void testValidateWithCustomSpec() {
final NiFiWebConfigurationContext niFiWebConfigurationContext = mock(NiFiWebConfigurationContext.class);
final Map<String,String> properties = new HashMap<>();
properties.put("jolt-transform","jolt-transform-custom");
final ComponentDetails componentDetails = new ComponentDetails.Builder().properties(properties).build();
Mockito.when(servletContext.getAttribute(Mockito.anyString())).thenReturn(niFiWebConfigurationContext);
Mockito.when(niFiWebConfigurationContext.getComponentDetails(any(NiFiWebRequestContext.class))).thenReturn(componentDetails);
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-custom","[{ \"operation\": \"default\", \"spec\":{ \"custom-id\" :4 }}]");
joltSpecificationDTO.setCustomClass("TestCustomJoltTransform");
joltSpecificationDTO.setModules("src/test/resources/TestTransformJSONResource/TestCustomJoltTransform.jar");
ValidationDTO validate = client().resource(getBaseURI()).path("/standard/transformjson/validate").post(ValidationDTO.class, joltSpecificationDTO);
assertNotNull(validate);
assertTrue(validate.isValid());
}
@Test
public void testValidateWithCustomSpecEmptyModule() {
final NiFiWebConfigurationContext niFiWebConfigurationContext = mock(NiFiWebConfigurationContext.class);
final Map<String,String> properties = new HashMap<>();
properties.put("jolt-transform","jolt-transform-custom");
final ComponentDetails componentDetails = new ComponentDetails.Builder().properties(properties).build();
Mockito.when(servletContext.getAttribute(Mockito.anyString())).thenReturn(niFiWebConfigurationContext);
Mockito.when(niFiWebConfigurationContext.getComponentDetails(any(NiFiWebRequestContext.class))).thenReturn(componentDetails);
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-custom","[{ \"operation\": \"default\", \"spec\":{ \"custom-id\" :4 }}]");
joltSpecificationDTO.setCustomClass("TestCustomJoltTransform");
ValidationDTO validate = client().resource(getBaseURI()).path("/standard/transformjson/validate").post(ValidationDTO.class, joltSpecificationDTO);
assertNotNull(validate);
assertTrue(!validate.isValid());
}
@Test
public void testValidateWithCustomInvalidSpec() {
final NiFiWebConfigurationContext niFiWebConfigurationContext = mock(NiFiWebConfigurationContext.class);
final Map<String,String> properties = new HashMap<>();
properties.put("jolt-transform","jolt-transform-custom");
final ComponentDetails componentDetails = new ComponentDetails.Builder().properties(properties).build();
Mockito.when(servletContext.getAttribute(Mockito.anyString())).thenReturn(niFiWebConfigurationContext);
Mockito.when(niFiWebConfigurationContext.getComponentDetails(any(NiFiWebRequestContext.class))).thenReturn(componentDetails);
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-custom","{ \"operation\": \"default\", \"spec\":{ \"custom-id\" :4 }}");
joltSpecificationDTO.setCustomClass("TestCustomJoltTransform");
joltSpecificationDTO.setModules("src/test/resources/TestTransformJSONResource/TestCustomJoltTransform.jar");
ValidationDTO validate = client().resource(getBaseURI()).path("/standard/transformjson/validate").post(ValidationDTO.class, joltSpecificationDTO);
assertNotNull(validate);
assertTrue(!validate.isValid());
}
@Test
public void testExecuteWithValidCustomSpec() {
final Diffy diffy = new Diffy();
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-custom","[{ \"operation\": \"default\", \"spec\":{ \"custom-id\" :4 }}]");
String inputJson = "{\"rating\":{\"quality\":2,\"count\":1}}";
joltSpecificationDTO.setInput(inputJson);
joltSpecificationDTO.setCustomClass("TestCustomJoltTransform");
joltSpecificationDTO.setModules("src/test/resources/TestTransformJSONResource/TestCustomJoltTransform.jar");
String responseString = client().resource(getBaseURI()).path("/standard/transformjson/execute").post(String.class, joltSpecificationDTO);
Object transformedJson = JsonUtils.jsonToObject(responseString);
Object compareJson = JsonUtils.jsonToObject("{\"rating\":{\"quality\":2,\"count\":1}, \"custom-id\": 4}");
assertNotNull(transformedJson);
assertTrue(diffy.diff(compareJson, transformedJson).isEmpty());
}
@Test
public void testExecuteWithValidCustomSpecEmptyModule() {
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-custom","[{ \"operation\": \"default\", \"spec\":{ \"custom-id\" :4 }}]");
String inputJson = "{\"rating\":{\"quality\":2,\"count\":1}}";
joltSpecificationDTO.setInput(inputJson);
joltSpecificationDTO.setCustomClass("TestCustomJoltTransform");
exception.expect(UniformInterfaceException.class);
client().resource(getBaseURI()).path("/standard/transformjson/execute").post(String.class, joltSpecificationDTO);
}
@Test
public void testExecuteWithInvalidSpec() {
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-remove", "{\"rating\": {\"quality\": \"\"} }");
exception.expect(UniformInterfaceException.class);
client().resource(getBaseURI()).path("/standard/transformjson/execute").post(joltSpecificationDTO);
}
@Test
public void testExecuteWithValidSpec() {
final Diffy diffy = new Diffy();
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-remove","{\"rating\": {\"quality\": \"\"} }");
String inputJson = "{\"rating\":{\"quality\":2,\"count\":1}}";
joltSpecificationDTO.setInput(inputJson);
String responseString = client().resource(getBaseURI()).path("/standard/transformjson/execute").post(String.class, joltSpecificationDTO);
Object transformedJson = JsonUtils.jsonToObject(responseString);
Object compareJson = JsonUtils.jsonToObject("{\"rating\":{\"count\":1}}");
assertNotNull(transformedJson);
assertTrue(diffy.diff(compareJson, transformedJson).isEmpty());
}
@Test
public void testExecuteWithValidExpressionLanguageSpec() {
final Diffy diffy = new Diffy();
JoltSpecificationDTO joltSpecificationDTO = new JoltSpecificationDTO("jolt-transform-shift","{ \"rating\" : {\"quality\": \"${qual_var}\"} }");
String inputJson = "{\"rating\":{\"quality\":2,\"count\":1}}";
joltSpecificationDTO.setInput(inputJson);
Map<String,String> attributes = new HashMap<String,String>();
attributes.put("qual_var","qa");
joltSpecificationDTO.setExpressionLanguageAttributes(attributes);
String responseString = client().resource(getBaseURI()).path("/standard/transformjson/execute").post(String.class, joltSpecificationDTO);
Object transformedJson = JsonUtils.jsonToObject(responseString);
Object compareJson = JsonUtils.jsonToObject( "{\"qa\":2}}");
assertNotNull(transformedJson);
assertTrue(diffy.diff(compareJson, transformedJson).isEmpty());
}
@Provider
public static class MockServletContext extends SingletonTypeInjectableProvider<Context, ServletContext> {
public MockServletContext(){
super(ServletContext.class, servletContext);
}
}
@Provider
public static class MockRequestContext extends SingletonTypeInjectableProvider<Context, HttpServletRequest> {
public MockRequestContext(){
super(HttpServletRequest.class, requestContext);
}
}
}