/*
 * 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.griffin.measure.context

import org.scalatest._

class MetricWrapperTest extends FlatSpec with Matchers {

  "metric wrapper" should "flush empty if no metric inserted" in {
    val metricWrapper = MetricWrapper("name", "appId")
    metricWrapper.flush should be(Map[Long, Map[String, Any]]())
  }

  it should "flush all metrics inserted" in {
    val metricWrapper = MetricWrapper("test", "appId")
    metricWrapper.insertMetric(1, Map("total" -> 10, "miss" -> 2))
    metricWrapper.insertMetric(1, Map("match" -> 8))
    metricWrapper.insertMetric(2, Map("total" -> 20))
    metricWrapper.insertMetric(2, Map("miss" -> 4))
    metricWrapper.flush should be(
      Map(
        1L -> Map(
          "name" -> "test",
          "tmst" -> 1,
          "value" -> Map("total" -> 10, "miss" -> 2, "match" -> 8),
          "metadata" -> Map("applicationId" -> "appId")),
        2L -> Map(
          "name" -> "test",
          "tmst" -> 2,
          "value" -> Map("total" -> 20, "miss" -> 4),
          "metadata" -> Map("applicationId" -> "appId"))))
  }

}