@Test()
  public void shouldNotFindElementById() {
    openWebdriverTestPage(HtmlTestData.FORM_PAGE);
    WebElement rootElement = driver().findElement(By.id("multi"));
    try {
      rootElement.findElement(By.id("nonExistantButton"));
      Assert.fail("Should not have succeeded");
    } catch (NoSuchElementException e) {
      // this is expected
    }
  }
Child element finding test for the web view part of selendroid.

@author ddary
selendroid-test-app/src/test/java/io/selendroid/webviewdrivertests/WebChildElementFindingTest.java