/*
    * Copyright 2014 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.netty5.testsuite.transport;
  
  import io.netty5.bootstrap.AbstractBootstrap;
  import io.netty5.buffer.api.BufferAllocator;
  import io.netty5.testsuite.transport.TestsuitePermutation.AllocatorConfig;
  import io.netty5.testsuite.util.TestUtils;
  import io.netty5.util.internal.StringUtil;
  import io.netty5.util.internal.logging.InternalLogger;
  import io.netty5.util.internal.logging.InternalLoggerFactory;
  import org.junit.jupiter.api.TestInfo;
  
  import java.util.List;
  
  public abstract class AbstractComboTestsuiteTest<SB extends AbstractBootstrap<?, ?, ?>,
          CB extends AbstractBootstrap<?, ?, ?>> {
      protected final InternalLogger logger = InternalLoggerFactory.getInstance(getClass());
      protected volatile CB cb;
      protected volatile SB sb;
  
      protected abstract List<TestsuitePermutation.BootstrapComboFactory<SB, CB>> newFactories();
  
      protected List<AllocatorConfig> newAllocators() {
          return TestsuitePermutation.allocator();
      }
  
      protected void run(TestInfo testInfo, Runner<SB, CB> runner) throws Throwable {
          List<TestsuitePermutation.BootstrapComboFactory<SB, CB>> combos = newFactories();
          String methodName = TestUtils.testMethodName(testInfo);
          for (AllocatorConfig config: newAllocators()) {
              int i = 0;
              for (TestsuitePermutation.BootstrapComboFactory<SB, CB> e : combos) {
                  sb = e.newServerInstance();
                  cb = e.newClientInstance();
                  configure(sb, cb, config.bufferAllocator);
                  logger.info(String.format(
                          "Running: %s %d of %d (%s + %s) with %s",
                          methodName, ++i, combos.size(), sb, cb,
                          StringUtil.simpleClassName(config.bufferAllocator)));
                  runner.run(sb, cb);
              }
          }
      }
  
      protected abstract void configure(SB sb, CB cb, BufferAllocator bufferAllocator);
  
      public interface Runner<SB extends AbstractBootstrap<?, ?, ?>, CB extends AbstractBootstrap<?, ?, ?>> {
          void run(SB sb, CB cb) throws Throwable;
      }
  }