// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/public/test/test_utils.h"
#include "content/shell/browser/shell.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace content {

class BookmarkletTest : public ContentBrowserTest {
 protected:
  void SetUpOnMainThread() override {
    ASSERT_TRUE(embedded_test_server()->Start());
  }

  void NavigateToStartPage() {
    EXPECT_TRUE(NavigateToURL(shell(), GURL("data:text/html,start page")));
    EXPECT_EQ("start page", GetBodyText());
  }

  content::EvalJsResult GetBodyText() {
    return EvalJs(shell(), "document.body.innerText");
  }
};

IN_PROC_BROWSER_TEST_F(BookmarkletTest, Redirect) {
  NavigateToStartPage();

  const GURL redirect_url(embedded_test_server()->GetURL("/simple_page.html"));
  const GURL url(base::StringPrintf("javascript:location.href='%s'",
                                    redirect_url.spec().c_str()));
  EXPECT_TRUE(
      NavigateToURL(shell(), url, redirect_url /* expected_commit_url */));
  EXPECT_EQ("Basic html test.", GetBodyText());
}

IN_PROC_BROWSER_TEST_F(BookmarkletTest, RedirectVoided) {
  NavigateToStartPage();

  // This test should be redundant with the Redirect test above.  The point
  // here is to emphasize that in either case the assignment to location during
  // the evaluation of the script should suppress loading the script result.
  // Here, because of the void() wrapping there is no script result.
  const GURL redirect_url(embedded_test_server()->GetURL("/simple_page.html"));
  const GURL url(base::StringPrintf("javascript:void(location.href='%s')",
                                    redirect_url.spec().c_str()));
  EXPECT_TRUE(
      NavigateToURL(shell(), url, redirect_url /* expected_commit_url */));
  EXPECT_EQ("Basic html test.", GetBodyText());
}

// http://crbug.com/177957
IN_PROC_BROWSER_TEST_F(BookmarkletTest, NonEmptyResult) {
  NavigateToStartPage();
  // If there's no navigation, javascript: URLs are run synchronously.
  shell()->LoadURL(GURL("javascript:'hello world'"));

  EXPECT_EQ("hello world", GetBodyText());
}

IN_PROC_BROWSER_TEST_F(BookmarkletTest, DocumentWrite) {
  NavigateToStartPage();

  // If there's no navigation, javascript: URLs are run synchronously.
  shell()->LoadURL(GURL(
      "javascript:document.open();"
      "document.write('hello world');"
      "document.close();"));
  EXPECT_EQ("hello world", GetBodyText());
}

}  // namespace content