code: // Licensed to the Software Freedom Conservancy (SFC) under one
  // or more contributor license agreements.  See the NOTICE file
  // distributed with this work for additional information
  // regarding copyright ownership.  The SFC 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.openqa.selenium.logging;
  
  import static java.util.logging.Level.ALL;
  import static java.util.logging.Level.FINE;
  import static java.util.logging.Level.INFO;
  import static java.util.logging.Level.OFF;
  import static java.util.logging.Level.SEVERE;
  import static java.util.logging.Level.WARNING;
  import static org.assertj.core.api.Assertions.assertThat;
  import static org.openqa.selenium.logging.LogLevelMapping.toLevel;
  
  import java.util.Map;
  import java.util.logging.Level;
  import org.junit.jupiter.api.Test;
  
  class LoggingTest {
  
    @Test
    void testLogLevelConversions() {
      assertThat(toLevel("ALL")).isEqualTo(ALL);
      assertThat(toLevel("DEBUG")).isEqualTo(FINE);
      assertThat(toLevel("INFO")).isEqualTo(INFO);
      assertThat(toLevel("WARNING")).isEqualTo(WARNING);
      assertThat(toLevel("SEVERE")).isEqualTo(SEVERE);
      assertThat(toLevel("OFF")).isEqualTo(OFF);
    }
  
    @Test
    void canCompareLoggingPreferences() {
      LoggingPreferences prefs1 = new LoggingPreferences();
      LoggingPreferences prefs2 = new LoggingPreferences();
      assertThat(prefs2).isEqualTo(prefs1);
  
      prefs1.enable(LogType.BROWSER, Level.ALL);
      assertThat(prefs1).isNotEqualTo(prefs2);
  
      prefs2.enable(LogType.BROWSER, Level.ALL);
      assertThat(prefs2).isEqualTo(prefs1);
    }
  
    @Test
    void canRepresentLogEntryAsJson() {
      long timestamp = 1572882588202L;
      LogEntry entry = new LogEntry(INFO, timestamp, "There is no more cheese");
      Map<String, Object> json = entry.toJson();
      assertThat(json)
          .containsEntry("timestamp", timestamp)
          .containsEntry("level", INFO)
          .containsEntry("message", "There is no more cheese");
    }
  
    @Test
    void canRepresentLogEntryAsString() {
      long timestamp = 1572882588202L;
      LogEntry entry = new LogEntry(INFO, timestamp, "There is no more cheese");
      assertThat(entry.toString())
          .isEqualTo("[2019-11-04T15:49:48.202Z] [INFO] There is no more cheese");
    }
  }
  