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.bookkeeper.tools.cli.commands.cookie;
  
  import static java.nio.charset.StandardCharsets.UTF_8;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertTrue;
  import static org.mockito.ArgumentMatchers.any;
  import static org.mockito.ArgumentMatchers.eq;
  import static org.mockito.Mockito.doThrow;
  import static org.mockito.Mockito.times;
  import static org.mockito.Mockito.verify;
  
  import java.io.ByteArrayOutputStream;
  import java.io.File;
  import java.io.PrintStream;
  import java.nio.file.Files;
  import java.nio.file.Paths;
  import org.apache.bookkeeper.bookie.BookieException.CookieExistException;
  import org.apache.bookkeeper.bookie.BookieException.OperationRejectedException;
  import org.apache.bookkeeper.net.BookieId;
  import org.apache.bookkeeper.tools.cli.helpers.CookieCommandTestBase;
  import org.apache.bookkeeper.tools.common.BKFlags;
  import org.apache.bookkeeper.versioning.Versioned;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.rules.TemporaryFolder;
  
  /**
   * Unit test {@link CreateCookieCommand}.
   */
  public class CreateCookieCommandTest extends CookieCommandTestBase {
  
      @Rule
      public final TemporaryFolder testFolder = new TemporaryFolder();
  
      private final ByteArrayOutputStream output = new ByteArrayOutputStream();
      private final PrintStream console = new PrintStream(output);
  
      private boolean runCommand(String[] args) {
          CreateCookieCommand createCmd = new CreateCookieCommand(console);
          BKFlags bkFlags = new BKFlags();
          bkFlags.serviceUri = "zk://127.0.0.1";
          return createCmd.apply(bkFlags, args);
      }
  
      private String getConsoleOutput() {
          return new String(output.toByteArray(), UTF_8);
      }
  
      /**
       * Run a command without providing bookie id.
       */
      @Test
      public void testMissingBookieId() {
          assertFalse(runCommand(new String[] {}));
          String consoleOutput = getConsoleOutput();
          assertBookieIdMissing(consoleOutput);
      }
  
      private void assertPrintUsage(String consoleOutput) {
          assertPrintUsage(consoleOutput, "cookie_create [options]");
      }
  
      /**
       * Run a command without cookie file.
       */
      @Test
      public void testMissingCookieFileOption() {
          assertFalse(runCommand(new String[] { BOOKIE_ID }));
          String consoleOutput = getConsoleOutput();
          assertOptionMissing(consoleOutput, "[-cf | --cookie-file]");
          assertPrintUsage(consoleOutput);
      }
  
      /**
       * Run a command with invalid bookie id.
       */
      @Test
      public void testInvalidBookieId() {
          assertFalse(runCommand(new String[] { "-cf", "test-cookie-file", INVALID_BOOKIE_ID }));
          String consoleOutput = getConsoleOutput();
          assertInvalidBookieId(consoleOutput, INVALID_BOOKIE_ID);
      }
  
      /**
       * Run a command with a non-existent cookie file.
       */
      @Test
      public void testCreateCookieFromNonExistentCookieFile() {
          String file = "/path/to/non-existent-cookie-file";
          assertFalse(runCommand(new String[] { "-cf", file, BOOKIE_ID }));
          String consoleOutput = getConsoleOutput();
          assertCookieFileNotExists(consoleOutput, file);
      }
  
      /**
       * A successful run.
       */
      @SuppressWarnings("unchecked")
      @Test
      public void testCreateCookieFromExistentCookieFile() throws Exception {
          File file = testFolder.newFile("test-cookie-file");
          byte[] content = "test-create-cookie".getBytes(UTF_8);
          Files.write(Paths.get(file.toURI()), content);
          String fileName = file.getPath();
          assertTrue(runCommand(new String[] { "-cf", fileName, BOOKIE_ID }));
          String consoleOutput = getConsoleOutput();
          assertTrue(consoleOutput, consoleOutput.isEmpty());
          verify(rm, times(1)).writeCookie(eq(BookieId.parse(BOOKIE_ID)), any(Versioned.class));
      }
  
      /**
       * Run a command to create cookie on an existing cookie.
       */
      @SuppressWarnings("unchecked")
      @Test
      public void testCreateAlreadyExistedCookie() throws Exception {
          doThrow(new CookieExistException())
              .when(rm).writeCookie(eq(BookieId.parse(BOOKIE_ID)), any(Versioned.class));
  
          File file = testFolder.newFile("test-cookie-file");
          byte[] content = "test-create-cookie".getBytes(UTF_8);
          Files.write(Paths.get(file.toURI()), content);
          String fileName = file.getPath();
          assertFalse(runCommand(new String[] { "-cf", fileName, BOOKIE_ID }));
          String consoleOutput = getConsoleOutput();
          assertTrue(
              consoleOutput,
              consoleOutput.contains("Cookie already exist for bookie '" + BOOKIE_ID + "'"));
          verify(rm, times(1)).writeCookie(eq(BookieId.parse(BOOKIE_ID)), any(Versioned.class));
      }
  
      /**
       * Run a command to create cookie when exception is thrown.
       */
      @SuppressWarnings("unchecked")
      @Test
      public void testCreateCookieException() throws Exception {
          doThrow(new OperationRejectedException())
              .when(rm).writeCookie(eq(BookieId.parse(BOOKIE_ID)), any(Versioned.class));
  
          File file = testFolder.newFile("test-cookie-file");
          byte[] content = "test-create-cookie".getBytes(UTF_8);
          Files.write(Paths.get(file.toURI()), content);
          String fileName = file.getPath();
          assertFalse(runCommand(new String[] { "-cf", fileName, BOOKIE_ID }));
          String consoleOutput = getConsoleOutput();
          assertTrue(
              consoleOutput,
              consoleOutput.contains("Exception on creating cookie for bookie '" + BOOKIE_ID + "'"));
          assertTrue(
              consoleOutput,
              consoleOutput.contains(OperationRejectedException.class.getName()));
          verify(rm, times(1)).writeCookie(eq(BookieId.parse(BOOKIE_ID)), any(Versioned.class));
      }
  
  }
  