/*
    * 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 org.apache.commons.vfs2.util;
  
  import static org.junit.jupiter.api.Assertions.assertArrayEquals;
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import java.nio.file.AccessMode;
  
  import org.junit.jupiter.api.Test;
  
  /**
   * Tests {@link RandomAccessMode}.
   */
  public class RandomAccessModeTest {
  
      @Test
      public void testFromAccessMode() {
          assertEquals(RandomAccessMode.READ, RandomAccessMode.from(AccessMode.READ));
          assertEquals(RandomAccessMode.READ, RandomAccessMode.from(AccessMode.READ, AccessMode.READ));
          assertEquals(RandomAccessMode.READ, RandomAccessMode.from(AccessMode.READ, AccessMode.READ, AccessMode.EXECUTE));
          assertEquals(RandomAccessMode.READWRITE, RandomAccessMode.from(AccessMode.WRITE));
          assertEquals(RandomAccessMode.READWRITE, RandomAccessMode.from(AccessMode.WRITE, AccessMode.WRITE));
          assertEquals(RandomAccessMode.READWRITE, RandomAccessMode.from(AccessMode.WRITE, AccessMode.READ));
          assertEquals(RandomAccessMode.READWRITE, RandomAccessMode.from(AccessMode.READ, AccessMode.WRITE));
          assertEquals(RandomAccessMode.READWRITE, RandomAccessMode.from(AccessMode.WRITE, AccessMode.WRITE, AccessMode.EXECUTE));
          assertThrows(IllegalArgumentException.class, () -> RandomAccessMode.from(AccessMode.EXECUTE));
      }
  
      @Test
      public void testGetModeStringRead() {
          assertEquals("r", RandomAccessMode.READ.getModeString());
      }
  
      @Test
      public void testGetModeStringReadWrite() {
          assertEquals("rw", RandomAccessMode.READWRITE.getModeString());
      }
  
      @Test
      public void testRead() {
          assertTrue(RandomAccessMode.READ.requestRead());
          assertFalse(RandomAccessMode.READ.requestWrite());
      }
  
      @Test
      public void testReadWrite() {
          assertTrue(RandomAccessMode.READWRITE.requestRead());
          assertTrue(RandomAccessMode.READWRITE.requestWrite());
      }
  
      @Test
      public void testToAccessModes() {
          assertArrayEquals(new AccessMode[] {AccessMode.READ}, RandomAccessMode.READ.toAccessModes());
          assertArrayEquals(new AccessMode[] {AccessMode.READ, AccessMode.WRITE}, RandomAccessMode.READWRITE.toAccessModes());
      }
  
  }