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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/extensions/user_script_master.h" | |
| 6 | |
| 7 #include <string> | |
| 8 | |
| 9 #include "base/file_util.h" | |
| 10 #include "base/files/file_path.h" | |
| 11 #include "base/files/scoped_temp_dir.h" | |
| 12 #include "base/message_loop/message_loop.h" | |
| 13 #include "base/path_service.h" | |
| 14 #include "base/strings/string_util.h" | |
| 15 #include "chrome/browser/chrome_notification_types.h" | |
| 16 #include "chrome/test/base/testing_profile.h" | |
| 17 #include "content/public/browser/notification_registrar.h" | |
| 18 #include "content/public/browser/notification_service.h" | |
| 19 #include "content/public/test/test_browser_thread.h" | |
| 20 #include "testing/gtest/include/gtest/gtest.h" | |
| 21 | |
| 22 using content::BrowserThread; | |
| 23 using extensions::URLPatternSet; | |
| 24 | |
| 25 namespace { | |
| 26 | |
| 27 static void AddPattern(URLPatternSet* extent, const std::string& pattern) { | |
| 28 int schemes = URLPattern::SCHEME_ALL; | |
| 29 extent->AddPattern(URLPattern(schemes, pattern)); | |
| 30 } | |
| 31 | |
| 32 } | |
| 33 | |
| 34 namespace extensions { | |
| 35 | |
| 36 // Test bringing up a master on a specific directory, putting a script | |
| 37 // in there, etc. | |
| 38 | |
| 39 class UserScriptMasterTest : public testing::Test, | |
| 40 public content::NotificationObserver { | |
| 41 public: | |
| 42 UserScriptMasterTest() : shared_memory_(NULL) { | |
| 43 } | |
| 44 | |
| 45 virtual void SetUp() { | |
| 46 ASSERT_TRUE(temp_dir_.CreateUniqueTempDir()); | |
| 47 | |
| 48 // Register for all user script notifications. | |
| 49 registrar_.Add(this, | |
| 50 extensions::NOTIFICATION_USER_SCRIPTS_UPDATED, | |
| 51 content::NotificationService::AllSources()); | |
| 52 | |
| 53 // UserScriptMaster posts tasks to the file thread so make the current | |
| 54 // thread look like one. | |
| 55 file_thread_.reset(new content::TestBrowserThread( | |
| 56 BrowserThread::FILE, base::MessageLoop::current())); | |
| 57 ui_thread_.reset(new content::TestBrowserThread( | |
| 58 BrowserThread::UI, base::MessageLoop::current())); | |
| 59 } | |
| 60 | |
| 61 virtual void TearDown() { | |
| 62 file_thread_.reset(); | |
| 63 ui_thread_.reset(); | |
| 64 } | |
| 65 | |
| 66 virtual void Observe(int type, | |
| 67 const content::NotificationSource& source, | |
| 68 const content::NotificationDetails& details) OVERRIDE { | |
| 69 DCHECK(type == extensions::NOTIFICATION_USER_SCRIPTS_UPDATED); | |
| 70 | |
| 71 shared_memory_ = content::Details<base::SharedMemory>(details).ptr(); | |
| 72 if (base::MessageLoop::current() == &message_loop_) | |
| 73 base::MessageLoop::current()->Quit(); | |
| 74 } | |
| 75 | |
| 76 // Directory containing user scripts. | |
| 77 base::ScopedTempDir temp_dir_; | |
| 78 | |
| 79 content::NotificationRegistrar registrar_; | |
| 80 | |
| 81 // MessageLoop used in tests. | |
| 82 base::MessageLoopForUI message_loop_; | |
| 83 | |
| 84 scoped_ptr<content::TestBrowserThread> file_thread_; | |
| 85 scoped_ptr<content::TestBrowserThread> ui_thread_; | |
| 86 | |
| 87 // Updated to the script shared memory when we get notified. | |
| 88 base::SharedMemory* shared_memory_; | |
| 89 }; | |
| 90 | |
| 91 // Test that we get notified even when there are no scripts. | |
| 92 TEST_F(UserScriptMasterTest, NoScripts) { | |
| 93 TestingProfile profile; | |
| 94 UserScriptMaster master(&profile); | |
| 95 master.StartLoad(); | |
| 96 message_loop_.PostTask(FROM_HERE, base::MessageLoop::QuitClosure()); | |
| 97 message_loop_.Run(); | |
| 98 | |
| 99 ASSERT_TRUE(shared_memory_ != NULL); | |
| 100 } | |
| 101 | |
| 102 TEST_F(UserScriptMasterTest, Parse1) { | |
| 103 const std::string text( | |
| 104 "// This is my awesome script\n" | |
| 105 "// It does stuff.\n" | |
| 106 "// ==UserScript== trailing garbage\n" | |
| 107 "// @name foobar script\n" | |
| 108 "// @namespace http://www.google.com/\n" | |
| 109 "// @include *mail.google.com*\n" | |
| 110 "// \n" | |
| 111 "// @othergarbage\n" | |
| 112 "// @include *mail.yahoo.com*\r\n" | |
| 113 "// @include \t *mail.msn.com*\n" // extra spaces after "@include" OK | |
| 114 "//@include not-recognized\n" // must have one space after "//" | |
| 115 "// ==/UserScript== trailing garbage\n" | |
| 116 "\n" | |
| 117 "\n" | |
| 118 "alert('hoo!');\n"); | |
| 119 | |
| 120 UserScript script; | |
| 121 EXPECT_TRUE(UserScriptMaster::ParseMetadataHeader(text, &script)); | |
| 122 ASSERT_EQ(3U, script.globs().size()); | |
| 123 EXPECT_EQ("*mail.google.com*", script.globs()[0]); | |
| 124 EXPECT_EQ("*mail.yahoo.com*", script.globs()[1]); | |
| 125 EXPECT_EQ("*mail.msn.com*", script.globs()[2]); | |
| 126 } | |
| 127 | |
| 128 TEST_F(UserScriptMasterTest, Parse2) { | |
| 129 const std::string text("default to @include *"); | |
| 130 | |
| 131 UserScript script; | |
| 132 EXPECT_TRUE(UserScriptMaster::ParseMetadataHeader(text, &script)); | |
| 133 ASSERT_EQ(1U, script.globs().size()); | |
| 134 EXPECT_EQ("*", script.globs()[0]); | |
| 135 } | |
| 136 | |
| 137 TEST_F(UserScriptMasterTest, Parse3) { | |
| 138 const std::string text( | |
| 139 "// ==UserScript==\n" | |
| 140 "// @include *foo*\n" | |
| 141 "// ==/UserScript=="); // no trailing newline | |
| 142 | |
| 143 UserScript script; | |
| 144 UserScriptMaster::ParseMetadataHeader(text, &script); | |
| 145 ASSERT_EQ(1U, script.globs().size()); | |
| 146 EXPECT_EQ("*foo*", script.globs()[0]); | |
| 147 } | |
| 148 | |
| 149 TEST_F(UserScriptMasterTest, Parse4) { | |
| 150 const std::string text( | |
| 151 "// ==UserScript==\n" | |
| 152 "// @match http://*.mail.google.com/*\n" | |
| 153 "// @match \t http://mail.yahoo.com/*\n" | |
| 154 "// ==/UserScript==\n"); | |
| 155 | |
| 156 URLPatternSet expected_patterns; | |
| 157 AddPattern(&expected_patterns, "http://*.mail.google.com/*"); | |
| 158 AddPattern(&expected_patterns, "http://mail.yahoo.com/*"); | |
| 159 | |
| 160 UserScript script; | |
| 161 EXPECT_TRUE(UserScriptMaster::ParseMetadataHeader(text, &script)); | |
| 162 EXPECT_EQ(0U, script.globs().size()); | |
| 163 EXPECT_EQ(expected_patterns, script.url_patterns()); | |
| 164 } | |
| 165 | |
| 166 TEST_F(UserScriptMasterTest, Parse5) { | |
| 167 const std::string text( | |
| 168 "// ==UserScript==\n" | |
| 169 "// @match http://*mail.google.com/*\n" | |
| 170 "// ==/UserScript==\n"); | |
| 171 | |
| 172 // Invalid @match value. | |
| 173 UserScript script; | |
| 174 EXPECT_FALSE(UserScriptMaster::ParseMetadataHeader(text, &script)); | |
| 175 } | |
| 176 | |
| 177 TEST_F(UserScriptMasterTest, Parse6) { | |
| 178 const std::string text( | |
| 179 "// ==UserScript==\n" | |
| 180 "// @include http://*.mail.google.com/*\n" | |
| 181 "// @match \t http://mail.yahoo.com/*\n" | |
| 182 "// ==/UserScript==\n"); | |
| 183 | |
| 184 // Allowed to match @include and @match. | |
| 185 UserScript script; | |
| 186 EXPECT_TRUE(UserScriptMaster::ParseMetadataHeader(text, &script)); | |
| 187 } | |
| 188 | |
| 189 TEST_F(UserScriptMasterTest, Parse7) { | |
| 190 // Greasemonkey allows there to be any leading text before the comment marker. | |
| 191 const std::string text( | |
| 192 "// ==UserScript==\n" | |
| 193 "adsasdfasf// @name hello\n" | |
| 194 " // @description\twiggity woo\n" | |
| 195 "\t// @match \t http://mail.yahoo.com/*\n" | |
| 196 "// ==/UserScript==\n"); | |
| 197 | |
| 198 UserScript script; | |
| 199 EXPECT_TRUE(UserScriptMaster::ParseMetadataHeader(text, &script)); | |
| 200 ASSERT_EQ("hello", script.name()); | |
| 201 ASSERT_EQ("wiggity woo", script.description()); | |
| 202 ASSERT_EQ(1U, script.url_patterns().patterns().size()); | |
| 203 EXPECT_EQ("http://mail.yahoo.com/*", | |
| 204 script.url_patterns().begin()->GetAsString()); | |
| 205 } | |
| 206 | |
| 207 TEST_F(UserScriptMasterTest, Parse8) { | |
| 208 const std::string text( | |
| 209 "// ==UserScript==\n" | |
| 210 "// @name myscript\n" | |
| 211 "// @match http://www.google.com/*\n" | |
| 212 "// @exclude_match http://www.google.com/foo*\n" | |
| 213 "// ==/UserScript==\n"); | |
| 214 | |
| 215 UserScript script; | |
| 216 EXPECT_TRUE(UserScriptMaster::ParseMetadataHeader(text, &script)); | |
| 217 ASSERT_EQ("myscript", script.name()); | |
| 218 ASSERT_EQ(1U, script.url_patterns().patterns().size()); | |
| 219 EXPECT_EQ("http://www.google.com/*", | |
| 220 script.url_patterns().begin()->GetAsString()); | |
| 221 ASSERT_EQ(1U, script.exclude_url_patterns().patterns().size()); | |
| 222 EXPECT_EQ("http://www.google.com/foo*", | |
| 223 script.exclude_url_patterns().begin()->GetAsString()); | |
| 224 } | |
| 225 | |
| 226 TEST_F(UserScriptMasterTest, SkipBOMAtTheBeginning) { | |
| 227 base::FilePath path = temp_dir_.path().AppendASCII("script.user.js"); | |
| 228 const std::string content("\xEF\xBB\xBF alert('hello');"); | |
| 229 size_t written = base::WriteFile(path, content.c_str(), content.size()); | |
| 230 ASSERT_EQ(written, content.size()); | |
| 231 | |
| 232 UserScript user_script; | |
| 233 user_script.js_scripts().push_back(UserScript::File( | |
| 234 temp_dir_.path(), path.BaseName(), GURL())); | |
| 235 | |
| 236 UserScriptList user_scripts; | |
| 237 user_scripts.push_back(user_script); | |
| 238 | |
| 239 UserScriptMaster::LoadScriptsForTest(&user_scripts); | |
| 240 | |
| 241 EXPECT_EQ(content.substr(3), | |
| 242 user_scripts[0].js_scripts()[0].GetContent().as_string()); | |
| 243 } | |
| 244 | |
| 245 TEST_F(UserScriptMasterTest, LeaveBOMNotAtTheBeginning) { | |
| 246 base::FilePath path = temp_dir_.path().AppendASCII("script.user.js"); | |
| 247 const std::string content("alert('here's a BOOM: \xEF\xBB\xBF');"); | |
| 248 size_t written = base::WriteFile(path, content.c_str(), content.size()); | |
| 249 ASSERT_EQ(written, content.size()); | |
| 250 | |
| 251 UserScript user_script; | |
| 252 user_script.js_scripts().push_back(UserScript::File( | |
| 253 temp_dir_.path(), path.BaseName(), GURL())); | |
| 254 | |
| 255 UserScriptList user_scripts; | |
| 256 user_scripts.push_back(user_script); | |
| 257 | |
| 258 UserScriptMaster::LoadScriptsForTest(&user_scripts); | |
| 259 | |
| 260 EXPECT_EQ(content, user_scripts[0].js_scripts()[0].GetContent().as_string()); | |
| 261 } | |
| 262 | |
| 263 } // namespace extensions | |
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Chromium Code Reviews
Issue 420543002:
Declarative content scripts: Browser-side: per-extension shared memory regions (lazily loaded) (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master