PmmlProcessorIntegrationTests.java

/*
 * Copyright 2015 the original author or authors.
 *
 * Licensed 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.springframework.cloud.stream.module.pmml.processor;

import static org.hamcrest.MatcherAssert.*;
import static org.springframework.cloud.stream.test.matcher.MessageQueueMatcher.*;

import java.util.HashMap;
import java.util.Map;

import org.hamcrest.collection.IsMapContaining;
import org.junit.Test;
import org.junit.runner.RunWith;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.IntegrationTest;
import org.springframework.boot.test.SpringApplicationConfiguration;
import org.springframework.boot.test.WebIntegrationTest;
import org.springframework.cloud.stream.annotation.Bindings;
import org.springframework.cloud.stream.messaging.Processor;
import org.springframework.cloud.stream.test.binder.MessageCollector;
import org.springframework.messaging.support.MessageBuilder;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

/**
 * Integration Tests for PmmlProcessor.
 *
 * @author Eric Bottard
 */
@RunWith(SpringJUnit4ClassRunner.class)
@SpringApplicationConfiguration(classes = PmmlProcessorApplication.class)
@DirtiesContext
@IntegrationTest({"server.port=-1", "modelLocation=classpath:iris-flower-classification-naive-bayes-1.pmml.xml"})
public abstract class PmmlProcessorIntegrationTests {

	@Autowired
	@Bindings(PmmlProcessor.class)
	protected Processor channels;

	@Autowired
	protected MessageCollector messageCollector;

	@WebIntegrationTest({"inputs:Sepal.Length = payload.sepalLength," +
			"Sepal.Width = payload.sepalWidth," +
			"Petal.Length = payload.petalLength," +
			"Petal.Width = payload.petalWidth",
			"outputs: Predicted_Species=payload.predictedSpecies"})
	public static class SimpleMappingTests extends PmmlProcessorIntegrationTests {

		@Test
		public void testEvaluation() {
			Map<String, String> payload = new HashMap<>();
			payload.put("sepalLength", "6.4");
			payload.put("sepalWidth", "3.2");
			payload.put("petalLength", "4.5");
			payload.put("petalWidth", "1.5");
			channels.input().send(MessageBuilder.withPayload(payload).build());

			assertThat(messageCollector.forChannel(channels.output()), receivesPayloadThat(IsMapContaining.hasEntry("predictedSpecies", "versicolor")));
		}

	}

	@WebIntegrationTest
	public static class NoMappingTests extends PmmlProcessorIntegrationTests {

		@Test
		public void testEvaluation() {
			Map<String, Object> payload = new HashMap<>();
			Map<String, String> sepal = new HashMap<>();
			Map<String, String> petal = new HashMap<>();
			payload.put("Sepal", sepal);
			payload.put("Petal", petal);
			sepal.put("Length", "6.4");
			sepal.put("Width", "3.2");
			petal.put("Length", "4.5");
			petal.put("Width", "1.5");
			channels.input().send(MessageBuilder.withPayload(payload).build());

			assertThat(messageCollector.forChannel(channels.output()), receivesPayloadThat(IsMapContaining.hasEntry("Predicted_Species", "versicolor")));
		}

	}

}