/*
    * Copyright 2019 The Netty Project
    *
    * The Netty Project 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:
    *
    *   https://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.netty.handler.codec.http;
  
  import io.netty.microbench.util.AbstractMicrobenchmark;
  import org.openjdk.jmh.annotations.Benchmark;
  import org.openjdk.jmh.annotations.Measurement;
  import org.openjdk.jmh.annotations.OutputTimeUnit;
  import org.openjdk.jmh.annotations.Threads;
  import org.openjdk.jmh.annotations.Warmup;
  
  import java.nio.charset.Charset;
  import java.util.List;
  import java.util.Map;
  import java.util.concurrent.TimeUnit;
  
  @Threads(1)
  @Warmup(iterations = 3)
  @Measurement(iterations = 3)
  @OutputTimeUnit(TimeUnit.MICROSECONDS)
  public class QueryStringDecoderBenchmark extends AbstractMicrobenchmark {
  
      private static final Charset SHIFT_JIS = Charset.forName("Shift-JIS");
  
      @Benchmark
      public Map<String, List<String>> noDecoding() {
          return new QueryStringDecoder("foo=bar&cat=dog", false).parameters();
      }
  
      @Benchmark
      public Map<String, List<String>> onlyDecoding() {
          // ほげ=ぼけ&ねこ=いぬ
          return new QueryStringDecoder("%E3%81%BB%E3%81%92=%E3%81%BC%E3%81%91&%E3%81%AD%E3%81%93=%E3%81%84%E3%81%AC",
                                        false)
                  .parameters();
      }
  
      @Benchmark
      public Map<String, List<String>> mixedDecoding() {
          // foo=bar&ほげ=ぼけ&cat=dog&ねこ=いぬ
          return new QueryStringDecoder("foo=bar%E3%81%BB%E3%81%92=%E3%81%BC%E3%81%91&cat=dog&" +
                                        "&%E3%81%AD%E3%81%93=%E3%81%84%E3%81%AC", false)
                  .parameters();
      }
  
      @Benchmark
      public Map<String, List<String>> nonStandardDecoding() {
          // ほげ=ぼけ&ねこ=いぬ in Shift-JIS
          return new QueryStringDecoder("%82%D9%82%B0=%82%DA%82%AF&%82%CB%82%B1=%82%A2%82%CA",
                                        SHIFT_JIS, false)
                  .parameters();
      }
  }