LogisticModelParametersTest.java

/*
 * 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.
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package org.apache.mahout.classifier.sgd;

import org.apache.mahout.common.MahoutTestCase;
import org.junit.Test;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.Arrays;
import java.util.Collections;

public class LogisticModelParametersTest extends MahoutTestCase {

  @Test
  public void serializationWithoutCsv() throws IOException {
    LogisticModelParameters params = new LogisticModelParameters();
    params.setTargetVariable("foo");
    params.setTypeMap(Collections.<String, String>emptyMap());
    params.setTargetCategories(Arrays.asList("foo", "bar"));
    params.setNumFeatures(1);
    params.createRegression();

    //MAHOUT-1196 should work without "csv" being set
    params.saveTo(new ByteArrayOutputStream());
  }

}