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   * 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 static org.assertj.core.api.Assertions.assertThat;
  
  import com.datastax.oss.driver.api.core.Version;
  import com.datastax.oss.driver.shaded.guava.common.collect.ImmutableList;
  import java.util.Collections;
  import java.util.List;
  import org.junit.Test;
  
  public class VersionRequirementTest {
    // backend aliases
    private static BackendType CASSANDRA = BackendType.CASSANDRA;
    private static BackendType DSE = BackendType.DSE;
  
    // version numbers
    private static Version V_0_0_0 = Version.parse("0.0.0");
    private static Version V_0_1_0 = Version.parse("0.1.0");
    private static Version V_1_0_0 = Version.parse("1.0.0");
    private static Version V_1_0_1 = Version.parse("1.0.1");
    private static Version V_1_1_0 = Version.parse("1.1.0");
    private static Version V_2_0_0 = Version.parse("2.0.0");
    private static Version V_2_0_1 = Version.parse("2.0.1");
    private static Version V_3_0_0 = Version.parse("3.0.0");
    private static Version V_3_1_0 = Version.parse("3.1.0");
    private static Version V_4_0_0 = Version.parse("4.0.0");
  
    // requirements
    private static VersionRequirement CASSANDRA_ANY = new VersionRequirement(CASSANDRA, "", "", "");
    private static VersionRequirement CASSANDRA_FROM_1_0_0 =
        new VersionRequirement(CASSANDRA, "1.0.0", "", "");
    private static VersionRequirement CASSANDRA_TO_1_0_0 =
        new VersionRequirement(CASSANDRA, "", "1.0.0", "");
    private static VersionRequirement CASSANDRA_FROM_1_0_0_TO_2_0_0 =
        new VersionRequirement(CASSANDRA, "1.0.0", "2.0.0", "");
    private static VersionRequirement CASSANDRA_FROM_1_1_0 =
        new VersionRequirement(CASSANDRA, "1.1.0", "", "");
    private static VersionRequirement CASSANDRA_FROM_3_0_0_TO_3_1_0 =
        new VersionRequirement(CASSANDRA, "3.0.0", "3.1.0", "");
    private static VersionRequirement DSE_ANY = new VersionRequirement(DSE, "", "", "");
  
    @Test
    public void empty_requirements() {
      List<VersionRequirement> req = Collections.emptyList();
  
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_0_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, DSE, V_0_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, DSE, V_1_0_0)).isTrue();
    }
  
    @Test
    public void single_requirement_any_version() {
      List<VersionRequirement> anyCassandra = Collections.singletonList(CASSANDRA_ANY);
      List<VersionRequirement> anyDse = Collections.singletonList(DSE_ANY);
  
      assertThat(VersionRequirement.meetsAny(anyCassandra, CASSANDRA, V_0_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(anyCassandra, CASSANDRA, V_1_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(anyDse, DSE, V_0_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(anyDse, DSE, V_1_0_0)).isTrue();
  
      assertThat(VersionRequirement.meetsAny(anyDse, CASSANDRA, V_0_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(anyDse, CASSANDRA, V_1_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(anyCassandra, DSE, V_0_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(anyCassandra, DSE, V_1_0_0)).isFalse();
    }
  
    @Test
    public void single_requirement_min_only() {
      List<VersionRequirement> req = Collections.singletonList(CASSANDRA_FROM_1_0_0);
  
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_1)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_1_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_2_0_0)).isTrue();
  
      assertThat(VersionRequirement.meetsAny(req, DSE, V_1_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_0_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_0_1_0)).isFalse();
    }
  
    @Test
    public void single_requirement_max_only() {
      List<VersionRequirement> req = Collections.singletonList(CASSANDRA_TO_1_0_0);
  
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_0_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_0_1_0)).isTrue();
  
      assertThat(VersionRequirement.meetsAny(req, DSE, V_0_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_1)).isFalse();
    }
  
    @Test
    public void single_requirement_min_and_max() {
      List<VersionRequirement> req = Collections.singletonList(CASSANDRA_FROM_1_0_0_TO_2_0_0);
  
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_1)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_1_0)).isTrue();
  
      assertThat(VersionRequirement.meetsAny(req, DSE, V_1_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_0_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_0_1_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_2_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_2_0_1)).isFalse();
    }
  
    @Test
    public void multi_requirement_any_version() {
      List<VersionRequirement> req = ImmutableList.of(CASSANDRA_ANY, DSE_ANY);
  
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, DSE, V_1_0_0)).isTrue();
    }
  
    @Test
    public void multi_db_requirement_min_one_any_other() {
      List<VersionRequirement> req = ImmutableList.of(CASSANDRA_FROM_1_0_0, DSE_ANY);
  
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_2_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, DSE, V_0_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, DSE, V_1_0_0)).isTrue();
  
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_0_0_0)).isFalse();
    }
  
    @Test
    public void multi_requirement_two_ranges() {
      List<VersionRequirement> req =
          ImmutableList.of(CASSANDRA_FROM_1_0_0_TO_2_0_0, CASSANDRA_FROM_3_0_0_TO_3_1_0);
  
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_1_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_3_0_0)).isTrue();
  
      assertThat(VersionRequirement.meetsAny(req, DSE, V_1_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_0_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_2_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_3_1_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_4_0_0)).isFalse();
    }
  
    @Test
    public void multi_requirement_overlapping() {
      List<VersionRequirement> req =
          ImmutableList.of(CASSANDRA_FROM_1_0_0_TO_2_0_0, CASSANDRA_FROM_1_1_0);
  
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_1_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_2_0_0)).isTrue();
  
      assertThat(VersionRequirement.meetsAny(req, DSE, V_1_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_0_0_0)).isFalse();
    }
  
    @Test
    public void multi_requirement_not_range() {
      List<VersionRequirement> req = ImmutableList.of(CASSANDRA_TO_1_0_0, CASSANDRA_FROM_1_1_0);
  
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_0_0_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_1_0)).isTrue();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_2_0_0)).isTrue();
  
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_0)).isFalse();
      assertThat(VersionRequirement.meetsAny(req, CASSANDRA, V_1_0_1)).isFalse();
    }
  }
  