chrome/common/extensions/user_script_unittest.cc

// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/file_path.h"
#include "base/pickle.h"
#include "chrome/common/extensions/user_script.h"
#include "googleurl/src/gurl.h"
#include "testing/gtest/include/gtest/gtest.h"

static const int kAllSchemes =
    URLPattern::SCHEME_HTTP |
    URLPattern::SCHEME_HTTPS |
    URLPattern::SCHEME_FILE |
    URLPattern::SCHEME_FTP |
    URLPattern::SCHEME_CHROMEUI;

TEST(ExtensionUserScriptTest, Match1) {
  UserScript script;
  script.add_glob("*mail.google.com*");
  script.add_glob("*mail.yahoo.com*");
  script.add_glob("*mail.msn.com*");
  EXPECT_TRUE(script.MatchesUrl(GURL("http://mail.google.com")));
  EXPECT_TRUE(script.MatchesUrl(GURL("http://mail.google.com/foo")));
  EXPECT_TRUE(script.MatchesUrl(GURL("https://mail.google.com/foo")));
  EXPECT_TRUE(script.MatchesUrl(GURL("ftp://mail.google.com/foo")));
  EXPECT_TRUE(script.MatchesUrl(GURL("http://woo.mail.google.com/foo")));
  EXPECT_TRUE(script.MatchesUrl(GURL("http://mail.yahoo.com/bar")));
  EXPECT_TRUE(script.MatchesUrl(GURL("http://mail.msn.com/baz")));
  EXPECT_FALSE(script.MatchesUrl(GURL("http://www.hotmail.com")));

  script.add_exclude_glob("*foo*");
  EXPECT_TRUE(script.MatchesUrl(GURL("http://mail.google.com")));
  EXPECT_FALSE(script.MatchesUrl(GURL("http://mail.google.com/foo")));
}

TEST(ExtensionUserScriptTest, Match2) {
  UserScript script;
  script.add_glob("*mail.google.com/");
  // GURL normalizes the URL to have a trailing "/"
  EXPECT_TRUE(script.MatchesUrl(GURL("http://mail.google.com")));
  EXPECT_TRUE(script.MatchesUrl(GURL("http://mail.google.com/")));
  EXPECT_FALSE(script.MatchesUrl(GURL("http://mail.google.com/foo")));
}

TEST(ExtensionUserScriptTest, Match3) {
  UserScript script;
  script.add_glob("http://mail.google.com/*");
  // GURL normalizes the URL to have a trailing "/"
  EXPECT_TRUE(script.MatchesUrl(GURL("http://mail.google.com")));
  EXPECT_TRUE(script.MatchesUrl(GURL("http://mail.google.com/foo")));
  EXPECT_FALSE(script.MatchesUrl(GURL("https://mail.google.com/foo")));
}

TEST(ExtensionUserScriptTest, Match4) {
  UserScript script;
  script.add_glob("*");
  EXPECT_TRUE(script.MatchesUrl(GURL("http://foo.com/bar")));
  EXPECT_TRUE(script.MatchesUrl(GURL("http://hot.com/dog")));
  EXPECT_TRUE(script.MatchesUrl(GURL("https://hot.com/dog")));
  EXPECT_TRUE(script.MatchesUrl(GURL("file:///foo/bar")));
}

TEST(ExtensionUserScriptTest, Match5) {
  UserScript script;
  script.add_glob("*foo*");
  EXPECT_TRUE(script.MatchesUrl(GURL("http://foo.com/bar")));
  EXPECT_TRUE(script.MatchesUrl(GURL("http://baz.org/foo/bar")));
  EXPECT_FALSE(script.MatchesUrl(GURL("http://baz.org")));
}

TEST(ExtensionUserScriptTest, Match6) {
  URLPattern pattern(kAllSchemes);
  ASSERT_EQ(URLPattern::PARSE_SUCCESS,
            pattern.Parse("http://*/foo*", URLPattern::PARSE_STRICT));

  UserScript script;
  script.add_url_pattern(pattern);
  EXPECT_TRUE(script.MatchesUrl(GURL("http://monkey.com/foobar")));
  EXPECT_FALSE(script.MatchesUrl(GURL("http://monkey.com/hotdog")));

  // NOTE: URLPattern is tested more extensively in url_pattern_unittest.cc.
}

TEST(ExtensionUserScriptTest, UrlPatternGlobInteraction) {
  // If there are both, match intersection(union(globs), union(urlpatterns)).
  UserScript script;

  URLPattern pattern(kAllSchemes);
  ASSERT_EQ(URLPattern::PARSE_SUCCESS,
            pattern.Parse("http://www.google.com/*",
                          URLPattern::PARSE_STRICT));
  script.add_url_pattern(pattern);

  script.add_glob("*bar*");

  // No match, because it doesn't match the glob.
  EXPECT_FALSE(script.MatchesUrl(GURL("http://www.google.com/foo")));

  script.add_exclude_glob("*baz*");

  // No match, because it matches the exclude glob.
  EXPECT_FALSE(script.MatchesUrl(GURL("http://www.google.com/baz")));

  // Match, because it matches the glob, doesn't match the exclude glob.
  EXPECT_TRUE(script.MatchesUrl(GURL("http://www.google.com/bar")));

  // Try with just a single exclude glob.
  script.clear_globs();
  EXPECT_TRUE(script.MatchesUrl(GURL("http://www.google.com/foo")));

  // Try with no globs or exclude globs.
  script.clear_exclude_globs();
  EXPECT_TRUE(script.MatchesUrl(GURL("http://www.google.com/foo")));
}

TEST(ExtensionUserScriptTest, Pickle) {
  URLPattern pattern1(kAllSchemes);
  URLPattern pattern2(kAllSchemes);
  ASSERT_EQ(URLPattern::PARSE_SUCCESS,
            pattern1.Parse("http://*/foo*", URLPattern::PARSE_STRICT));
  ASSERT_EQ(URLPattern::PARSE_SUCCESS,
            pattern2.Parse("http://bar/baz*", URLPattern::PARSE_STRICT));

  UserScript script1;
  script1.js_scripts().push_back(UserScript::File(
      FilePath(FILE_PATH_LITERAL("c:\\foo\\")),
      FilePath(FILE_PATH_LITERAL("foo.user.js")),
      GURL("chrome-user-script:/foo.user.js")));
  script1.css_scripts().push_back(UserScript::File(
      FilePath(FILE_PATH_LITERAL("c:\\foo\\")),
      FilePath(FILE_PATH_LITERAL("foo.user.css")),
      GURL("chrome-user-script:/foo.user.css")));
  script1.css_scripts().push_back(UserScript::File(
      FilePath(FILE_PATH_LITERAL("c:\\foo\\")),
      FilePath(FILE_PATH_LITERAL("foo2.user.css")),
      GURL("chrome-user-script:/foo2.user.css")));
  script1.set_run_location(UserScript::DOCUMENT_START);

  script1.add_url_pattern(pattern1);
  script1.add_url_pattern(pattern2);

  Pickle pickle;
  script1.Pickle(&pickle);

  void* iter = NULL;
  UserScript script2;
  script2.Unpickle(pickle, &iter);

  EXPECT_EQ(1U, script2.js_scripts().size());
  EXPECT_EQ(script1.js_scripts()[0].url(), script2.js_scripts()[0].url());

  EXPECT_EQ(2U, script2.css_scripts().size());
  for (size_t i = 0; i < script2.js_scripts().size(); ++i) {
    EXPECT_EQ(script1.css_scripts()[i].url(), script2.css_scripts()[i].url());
  }

  ASSERT_EQ(script1.globs().size(), script2.globs().size());
  for (size_t i = 0; i < script1.globs().size(); ++i) {
    EXPECT_EQ(script1.globs()[i], script2.globs()[i]);
  }
  ASSERT_EQ(script1.url_patterns().size(), script2.url_patterns().size());
  for (size_t i = 0; i < script1.url_patterns().size(); ++i) {
    EXPECT_EQ(script1.url_patterns()[i].GetAsString(),
              script2.url_patterns()[i].GetAsString());
  }
}

TEST(ExtensionUserScriptTest, Defaults) {
  UserScript script;
  ASSERT_EQ(UserScript::DOCUMENT_IDLE, script.run_location());
}