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/*
 * Copyright (c) 2018 Cisco Systems. All rights reserved.
 *
 * 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 com.cisco.ztt.meta

import org.scalatest.FlatSpec
import org.scalatest.Matchers

class YamlReaderTest extends FlatSpec with Matchers {

  val interface_yaml = """
input_topic: telemetry
output_topic: timeseries

xr_telemetry:
  - path: Cisco-IOS-XR-infra-statsd-oper:infra-statistics/interfaces/interface/latest/generic-counters
    keys:
      - name: interface-name
        display_name: "Interface Name"

    content:
      - name: bytes-received
        display_name: "Bytes Received"

      - name: bytes-sent
        display_name: "Bytes Sent"

      - name: packets-received
        display_name: "Packets Received"

      - name: packets-sent
        display_name: "Packets Sent"
"""

  "YamlReader" should "successfully parse YAML text" in {
    val meta = YamlReader.parse(interface_yaml)

    meta.input_topic should be ("telemetry")
    meta.output_topic should be ("timeseries")
    meta.xr_telemetry.length should be (1)
    meta.xr_telemetry(0).keys.get.length should be(1)
    meta.xr_telemetry(0).content.length should be(4)
  }

  it should "read multiple files from classpath" in {
    val meta = YamlReader.load("classpath*:meta/test-*.yaml")
    meta.units.length should be (3)
  }
}