package com.atlassian.webdriver.it.tests;
   
   import com.atlassian.pageobjects.Page;
   import com.atlassian.pageobjects.browser.Browser;
   import com.atlassian.pageobjects.browser.RequireBrowser;
   import com.atlassian.webdriver.it.AbstractSimpleServerTest;
   import com.atlassian.webdriver.it.pageobjects.page.jsconsolelogging.IncludedScriptErrorPage;
   import com.atlassian.webdriver.it.pageobjects.page.jsconsolelogging.NoErrorsPage;
   import com.atlassian.webdriver.it.pageobjects.page.jsconsolelogging.UntypedErrorPage;
  import com.atlassian.webdriver.it.pageobjects.page.jsconsolelogging.WindowErrorPage;
  import com.atlassian.webdriver.testing.rule.JavaScriptErrorsRule;
  import com.google.common.collect.ImmutableSet;
  
  import org.junit.Before;
  import org.junit.Ignore;
  import org.junit.Test;
  
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.hamcrest.Matchers.containsString;
  import static org.hamcrest.Matchers.equalTo;
  import static org.hamcrest.Matchers.not;
  
  /**
   * Test the rule for logging client-side console output.
   *
   * At the time of writing, the logging only captures exceptions.
   * The tests only work in Firefox, since the rule uses a Firefox extension to get the output.
   */
  @RequireBrowser(Browser.FIREFOX)
  public class TestCapturingJavaScriptConsoleOutput extends AbstractSimpleServerTest
  {
      private static final String UNCAUGHT_EXCEPTION_THROW_STRING = "uncaught exception: throw string";
  
      private JavaScriptErrorsRule rule;
  
      @Before
      public void setUp()
      {
          rule = new JavaScriptErrorsRule();
      }
  
      @Test
      public void testPageWithNoErrors()
      {
          product.visit(NoErrorsPage.class);
          final String consoleOutput = rule.getConsoleOutput();
          assertThat(consoleOutput, equalTo(""));
      }
  
      @Test
      public void testSingleErrorInWindowScope()
      {
          final Page page = product.visit(WindowErrorPage.class);
          final String consoleOutput = rule.getConsoleOutput();
          assertThat(consoleOutput, containsString("ReferenceError: foo is not defined"));
          assertThat(consoleOutput, containsString(page.getUrl()));
      }
  
      @Test
      public void testMultipleErrorsInIncludedScripts()
      {
          final IncludedScriptErrorPage page = product.visit(IncludedScriptErrorPage.class);
          final String consoleOutput = rule.getConsoleOutput();
          assertThat(consoleOutput, containsString("TypeError: $ is not a function"));
          assertThat(consoleOutput, containsString(page.objectIsNotFunctionScriptUrl()));
  
          assertThat(consoleOutput, containsString("Error: throw Error('bail')"));
          assertThat(consoleOutput, containsString(page.throwErrorObjectScriptUrl()));
      }
  
      @Test
      public void testEachJSErrorIsOnANewLine()
      {
          final IncludedScriptErrorPage page = product.visit(IncludedScriptErrorPage.class);
          final String consoleOutput = rule.getConsoleOutput();
          final String[] errors = consoleOutput.split("\n");
  
          assertThat(errors.length, equalTo(3));
          // We get “unreachable code after return statement” warnings from Firefox 40 onwards;
          // see <https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/return$revision/945829#Automatic_Semicolon_Insertion>.
          assertThat(errors[0], containsString("jquery-1.4.2.js"));
          assertThat(errors[1], containsString(page.objectIsNotFunctionScriptUrl()));
          assertThat(errors[2], containsString(page.throwErrorObjectScriptUrl()));
      }
  
      @Test
      public void testCanCaptureUntypedErrors()
      {
          product.visit(UntypedErrorPage.class);
          final String consoleOutput = rule.getConsoleOutput();
          assertThat(consoleOutput, containsString(UNCAUGHT_EXCEPTION_THROW_STRING));
      }
  
      @Test
      public void testCanBeOverriddenToIgnoreSpecificErrors()
      {
          rule = rule.errorsToIgnore(ImmutableSet.of(UNCAUGHT_EXCEPTION_THROW_STRING));
          product.visit(UntypedErrorPage.class);
          final String consoleOutput = rule.getConsoleOutput();
         assertThat(consoleOutput, not(containsString(UNCAUGHT_EXCEPTION_THROW_STRING)));
     }
 
     @Ignore("The JSErrorCollector plugin currently cannot capture console errors")
     @Test
     public void testCanCaptureConsoleErrors()
     {
         final UntypedErrorPage page = product.visit(UntypedErrorPage.class);
         final String consoleOutput = rule.getConsoleOutput();
         assertThat(consoleOutput, containsString("console.error"));
         assertThat(consoleOutput, containsString(page.consoleErrorScriptUrl()));
     }
 
     @Test
     public void testCurrentlyCannotCaptureConsoleErrors()
     {
         final UntypedErrorPage page = product.visit(UntypedErrorPage.class);
         final String consoleOutput = rule.getConsoleOutput();
         assertThat(consoleOutput, not(containsString("console.error")));
         assertThat(consoleOutput, not(containsString(page.consoleErrorScriptUrl())));
     }
 }