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.remote;
  
  import static org.assertj.core.api.Assertions.assertThat;
  import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
  import static org.openqa.selenium.OutputType.BASE64;
  import static org.openqa.selenium.testing.drivers.Browser.HTMLUNIT;
  
  import org.junit.jupiter.api.Test;
  import org.openqa.selenium.By;
  import org.openqa.selenium.NoSuchElementException;
  import org.openqa.selenium.TakesScreenshot;
  import org.openqa.selenium.WebDriver;
  import org.openqa.selenium.testing.Ignore;
  import org.openqa.selenium.testing.JupiterTestBase;
  
  @Ignore(HTMLUNIT)
  class RemoteWebDriverScreenshotTest extends JupiterTestBase {
  
    @Test
    @Ignore
    public void testShouldBeAbleToGrabASnapshotOnException() {
      if (!(driver instanceof RemoteWebDriver)) {
        System.out.println("Skipping test: driver is not a remote webdriver");
        return;
      }
  
      driver.get(pages.simpleTestPage);
  
      assertThatExceptionOfType(NoSuchElementException.class)
          .isThrownBy(() -> driver.findElement(By.id("doesnayexist")))
          .satisfies(
              e ->
                  assertThat(
                          ((ScreenshotException) e.getCause()).getBase64EncodedScreenshot().length())
                      .isPositive());
    }
  
    @Test
    void testCanAugmentWebDriverInstanceIfNecessary() {
      if (!(driver instanceof RemoteWebDriver)) {
        System.out.println("Skipping test: driver is not a remote webdriver");
        return;
      }
  
      driver.get(pages.formPage);
      WebDriver toUse = new Augmenter().augment(driver);
      String screenshot = ((TakesScreenshot) toUse).getScreenshotAs(BASE64);
  
      assertThat(screenshot.length()).isPositive();
    }
  }
  