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 org.apache.kafka.shell.glob;
  
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.Timeout;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  @Timeout(value = 120)
  public class GlobComponentTest {
      private void verifyIsLiteral(GlobComponent globComponent, String component) {
          assertTrue(globComponent.literal());
          assertEquals(component, globComponent.component());
          assertTrue(globComponent.matches(component));
          assertFalse(globComponent.matches(component + "foo"));
      }
  
      @Test
      public void testLiteralComponent() {
          verifyIsLiteral(new GlobComponent("abc"), "abc");
          verifyIsLiteral(new GlobComponent(""), "");
          verifyIsLiteral(new GlobComponent("foobar_123"), "foobar_123");
          verifyIsLiteral(new GlobComponent("$blah+"), "$blah+");
      }
  
      @Test
      public void testToRegularExpression() {
          assertNull(GlobComponent.toRegularExpression("blah"));
          assertNull(GlobComponent.toRegularExpression(""));
          assertNull(GlobComponent.toRegularExpression("does not need a regex, actually"));
          assertEquals("^\\$blah.*$", GlobComponent.toRegularExpression("$blah*"));
          assertEquals("^.*$", GlobComponent.toRegularExpression("*"));
          assertEquals("^foo(?:(?:bar)|(?:baz))$", GlobComponent.toRegularExpression("foo{bar,baz}"));
      }
  
      @Test
      public void testGlobMatch() {
          GlobComponent star = new GlobComponent("*");
          assertFalse(star.literal());
          assertTrue(star.matches(""));
          assertTrue(star.matches("anything"));
          GlobComponent question = new GlobComponent("b?b");
          assertFalse(question.literal());
          assertFalse(question.matches(""));
          assertTrue(question.matches("bob"));
          assertTrue(question.matches("bib"));
          assertFalse(question.matches("bic"));
          GlobComponent foobarOrFoobaz = new GlobComponent("foo{bar,baz}");
          assertFalse(foobarOrFoobaz.literal());
          assertTrue(foobarOrFoobaz.matches("foobar"));
          assertTrue(foobarOrFoobaz.matches("foobaz"));
          assertFalse(foobarOrFoobaz.matches("foobah"));
          assertFalse(foobarOrFoobaz.matches("foo"));
          assertFalse(foobarOrFoobaz.matches("baz"));
      }
  }
  