content: /*
   * 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 com.datastax.oss.driver.api.testinfra.requirement;
  
  import com.datastax.oss.driver.api.core.Version;
  import com.datastax.oss.driver.api.testinfra.ccm.CcmBridge;
  import org.junit.AssumptionViolatedException;
  import org.junit.rules.ExternalResource;
  import org.junit.runner.Description;
  import org.junit.runners.model.Statement;
  
  public class BackendRequirementRule extends ExternalResource {
    @Override
    public Statement apply(Statement base, Description description) {
      if (meetsDescriptionRequirements(description)) {
        return super.apply(base, description);
      } else {
        // requirements not met, throw reasoning assumption to skip test
        return new Statement() {
          @Override
          public void evaluate() {
            throw new AssumptionViolatedException(buildReasonString(description));
          }
        };
      }
    }
  
    protected static BackendType getBackendType() {
      return CcmBridge.DISTRIBUTION;
    }
  
    protected static Version getVersion() {
      return CcmBridge.VERSION;
    }
  
    public static boolean meetsDescriptionRequirements(Description description) {
      return VersionRequirement.meetsAny(
          VersionRequirement.fromAnnotations(description), getBackendType(), getVersion());
    }
  
    /* Note, duplicating annotation processing from #meetsDescriptionRequirements */
    public static String buildReasonString(Description description) {
      return VersionRequirement.buildReasonString(
          VersionRequirement.fromAnnotations(description), getBackendType(), getVersion());
    }
  }
  