| /** Copyright 2015 TappingStone, Inc. |
| * |
| * 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 io.prediction.controller |
| |
| import io.prediction.workflow.SharedSparkContext |
| |
| import grizzled.slf4j.Logger |
| import org.scalatest.Matchers._ |
| import org.scalatest.FunSuite |
| import org.scalatest.Inside |
| |
| object MetricDevSuite { |
| class QIntSumMetric extends SumMetric[EmptyParams, Int, Int, Int, Int] { |
| def calculate(q: Int, p: Int, a: Int): Int = q |
| } |
| |
| class QDoubleSumMetric extends SumMetric[EmptyParams, Int, Int, Int, Double] { |
| def calculate(q: Int, p: Int, a: Int): Double = q.toDouble |
| } |
| |
| class QAverageMetric extends AverageMetric[EmptyParams, Int, Int, Int] { |
| def calculate(q: Int, p: Int, a: Int): Double = q.toDouble |
| } |
| |
| class QOptionAverageMetric extends OptionAverageMetric[EmptyParams, Int, Int, Int] { |
| def calculate(q: Int, p: Int, a: Int): Option[Double] = { |
| if (q < 0) { None } else { Some(q.toDouble) } |
| } |
| } |
| |
| class QStdevMetric extends StdevMetric[EmptyParams, Int, Int, Int] { |
| def calculate(q: Int, p: Int, a: Int): Double = q.toDouble |
| } |
| |
| class QOptionStdevMetric extends OptionStdevMetric[EmptyParams, Int, Int, Int] { |
| def calculate(q: Int, p: Int, a: Int): Option[Double] = { |
| if (q < 0) { None } else { Some(q.toDouble) } |
| } |
| } |
| |
| } |
| |
| class MetricDevSuite |
| extends FunSuite with Inside with SharedSparkContext { |
| @transient lazy val logger = Logger[this.type] |
| |
| test("Average Metric") { |
| val qpaSeq0 = Seq((1, 0, 0), (2, 0, 0), (3, 0, 0)) |
| val qpaSeq1 = Seq((4, 0, 0), (5, 0, 0), (6, 0, 0)) |
| |
| val evalDataSet = Seq( |
| (EmptyParams(), sc.parallelize(qpaSeq0)), |
| (EmptyParams(), sc.parallelize(qpaSeq1))) |
| |
| val m = new MetricDevSuite.QAverageMetric() |
| val result = m.calculate(sc, evalDataSet) |
| |
| result shouldBe (21.0 / 6) |
| } |
| |
| test("Option Average Metric") { |
| val qpaSeq0 = Seq((1, 0, 0), (2, 0, 0), (3, 0, 0)) |
| val qpaSeq1 = Seq((-4, 0, 0), (-5, 0, 0), (6, 0, 0)) |
| |
| val evalDataSet = Seq( |
| (EmptyParams(), sc.parallelize(qpaSeq0)), |
| (EmptyParams(), sc.parallelize(qpaSeq1))) |
| |
| val m = new MetricDevSuite.QOptionAverageMetric() |
| val result = m.calculate(sc, evalDataSet) |
| |
| result shouldBe (12.0 / 4) |
| } |
| |
| test("Stdev Metric") { |
| val qpaSeq0 = Seq((1, 0, 0), (1, 0, 0), (1, 0, 0), (1, 0, 0)) |
| val qpaSeq1 = Seq((5, 0, 0), (5, 0, 0), (5, 0, 0), (5, 0, 0)) |
| |
| val evalDataSet = Seq( |
| (EmptyParams(), sc.parallelize(qpaSeq0)), |
| (EmptyParams(), sc.parallelize(qpaSeq1))) |
| |
| val m = new MetricDevSuite.QStdevMetric() |
| val result = m.calculate(sc, evalDataSet) |
| |
| result shouldBe 2.0 |
| } |
| |
| test("Option Stdev Metric") { |
| val qpaSeq0 = Seq((1, 0, 0), (1, 0, 0), (1, 0, 0), (1, 0, 0)) |
| val qpaSeq1 = Seq((5, 0, 0), (5, 0, 0), (5, 0, 0), (5, 0, 0), (-5, 0, 0)) |
| |
| val evalDataSet = Seq( |
| (EmptyParams(), sc.parallelize(qpaSeq0)), |
| (EmptyParams(), sc.parallelize(qpaSeq1))) |
| |
| val m = new MetricDevSuite.QOptionStdevMetric() |
| val result = m.calculate(sc, evalDataSet) |
| |
| result shouldBe 2.0 |
| } |
| |
| test("Sum Metric [Int]") { |
| val qpaSeq0 = Seq((1, 0, 0), (2, 0, 0), (3, 0, 0)) |
| val qpaSeq1 = Seq((4, 0, 0), (5, 0, 0), (6, 0, 0)) |
| |
| val evalDataSet = Seq( |
| (EmptyParams(), sc.parallelize(qpaSeq0)), |
| (EmptyParams(), sc.parallelize(qpaSeq1))) |
| |
| val m = new MetricDevSuite.QIntSumMetric() |
| val result = m.calculate(sc, evalDataSet) |
| |
| result shouldBe 21 |
| } |
| |
| test("Sum Metric [Double]") { |
| val qpaSeq0 = Seq((1, 0, 0), (2, 0, 0), (3, 0, 0)) |
| val qpaSeq1 = Seq((4, 0, 0), (5, 0, 0), (6, 0, 0)) |
| |
| val evalDataSet = Seq( |
| (EmptyParams(), sc.parallelize(qpaSeq0)), |
| (EmptyParams(), sc.parallelize(qpaSeq1))) |
| |
| val m = new MetricDevSuite.QDoubleSumMetric() |
| val result = m.calculate(sc, evalDataSet) |
| |
| result shouldBe 21.0 |
| } |
| } |