/*
 * 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.spark.ml.param.shared

import org.apache.spark.SparkFunSuite
import org.apache.spark.ml.param.{ParamMap, Params}

class SharedParamsSuite extends SparkFunSuite {

  test("outputCol") {

    class Obj(override val uid: String) extends Params with HasOutputCol {
      override def copy(extra: ParamMap): Obj = defaultCopy(extra)
    }

    val obj = new Obj("obj")

    assert(obj.hasDefault(obj.outputCol))
    assert(obj.getOrDefault(obj.outputCol) === "obj__output")
  }
}
