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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 <string>
      6 #include <vector>
      7 
      8 #include "base/files/file_path.h"
      9 #include "base/files/file_util.h"
     10 #include "base/files/scoped_temp_dir.h"
     11 #include "base/memory/scoped_ptr.h"
     12 #include "base/path_service.h"
     13 #include "base/strings/utf_string_conversions.h"
     14 #include "chrome/browser/extensions/convert_user_script.h"
     15 #include "chrome/common/chrome_paths.h"
     16 #include "chrome/common/extensions/manifest_handlers/content_scripts_handler.h"
     17 #include "extensions/common/constants.h"
     18 #include "extensions/common/extension.h"
     19 #include "testing/gtest/include/gtest/gtest.h"
     20 
     21 namespace extensions {
     22 
     23 namespace {
     24 
     25 static void AddPattern(URLPatternSet* extent, const std::string& pattern) {
     26   int schemes = URLPattern::SCHEME_ALL;
     27   extent->AddPattern(URLPattern(schemes, pattern));
     28 }
     29 
     30 }
     31 
     32 class ExtensionFromUserScript : public testing::Test {
     33 };
     34 
     35 TEST_F(ExtensionFromUserScript, Basic) {
     36   base::ScopedTempDir extensions_dir;
     37   ASSERT_TRUE(extensions_dir.CreateUniqueTempDir());
     38 
     39   base::FilePath test_file;
     40   ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_file));
     41   test_file = test_file.AppendASCII("extensions")
     42                        .AppendASCII("user_script_basic.user.js");
     43 
     44   base::string16 error;
     45   scoped_refptr<Extension> extension(ConvertUserScriptToExtension(
     46       test_file, GURL("http://www.google.com/foo"),
     47       extensions_dir.path(), &error));
     48 
     49   ASSERT_TRUE(extension.get());
     50   EXPECT_EQ(base::string16(), error);
     51 
     52   // Use a temp dir so that the extensions dir will clean itself up.
     53   base::ScopedTempDir ext_dir;
     54   EXPECT_TRUE(ext_dir.Set(extension->path()));
     55 
     56   // Validate generated extension metadata.
     57   EXPECT_EQ("My user script", extension->name());
     58   EXPECT_EQ("2.2.2", extension->VersionString());
     59   EXPECT_EQ("Does totally awesome stuff.", extension->description());
     60   EXPECT_EQ("IhCFCg9PMQTAcJdc9ytUP99WME+4yh6aMnM1uupkovo=",
     61             extension->public_key());
     62   EXPECT_EQ(Manifest::TYPE_USER_SCRIPT, extension->GetType());
     63 
     64   ASSERT_EQ(1u, ContentScriptsInfo::GetContentScripts(extension.get()).size());
     65   const UserScript& script =
     66       ContentScriptsInfo::GetContentScripts(extension.get())[0];
     67   EXPECT_EQ(UserScript::DOCUMENT_IDLE, script.run_location());
     68   ASSERT_EQ(2u, script.globs().size());
     69   EXPECT_EQ("http://www.google.com/*", script.globs().at(0));
     70   EXPECT_EQ("http://www.yahoo.com/*", script.globs().at(1));
     71   ASSERT_EQ(1u, script.exclude_globs().size());
     72   EXPECT_EQ("*foo*", script.exclude_globs().at(0));
     73   ASSERT_EQ(1u, script.url_patterns().patterns().size());
     74   EXPECT_EQ("http://www.google.com/*",
     75             script.url_patterns().begin()->GetAsString());
     76   ASSERT_EQ(1u, script.exclude_url_patterns().patterns().size());
     77   EXPECT_EQ("http://www.google.com/foo*",
     78             script.exclude_url_patterns().begin()->GetAsString());
     79   EXPECT_TRUE(script.emulate_greasemonkey());
     80 
     81   // Make sure the files actually exist on disk.
     82   EXPECT_TRUE(base::PathExists(
     83       extension->path().Append(script.js_scripts()[0].relative_path())));
     84   EXPECT_TRUE(base::PathExists(
     85       extension->path().Append(kManifestFilename)));
     86 }
     87 
     88 TEST_F(ExtensionFromUserScript, NoMetadata) {
     89   base::ScopedTempDir extensions_dir;
     90   ASSERT_TRUE(extensions_dir.CreateUniqueTempDir());
     91 
     92   base::FilePath test_file;
     93   ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_file));
     94   test_file = test_file.AppendASCII("extensions")
     95                        .AppendASCII("user_script_no_metadata.user.js");
     96 
     97   base::string16 error;
     98   scoped_refptr<Extension> extension(ConvertUserScriptToExtension(
     99       test_file, GURL("http://www.google.com/foo/bar.user.js?monkey"),
    100       extensions_dir.path(), &error));
    101 
    102   ASSERT_TRUE(extension.get());
    103   EXPECT_EQ(base::string16(), error);
    104 
    105   // Use a temp dir so that the extensions dir will clean itself up.
    106   base::ScopedTempDir ext_dir;
    107   EXPECT_TRUE(ext_dir.Set(extension->path()));
    108 
    109   // Validate generated extension metadata.
    110   EXPECT_EQ("bar.user.js", extension->name());
    111   EXPECT_EQ("1.0", extension->VersionString());
    112   EXPECT_EQ("", extension->description());
    113   EXPECT_EQ("k1WxKx54hX6tfl5gQaXD/m4d9QUMwRdXWM4RW+QkWcY=",
    114             extension->public_key());
    115   EXPECT_EQ(Manifest::TYPE_USER_SCRIPT, extension->GetType());
    116 
    117   ASSERT_EQ(1u, ContentScriptsInfo::GetContentScripts(extension.get()).size());
    118   const UserScript& script =
    119       ContentScriptsInfo::GetContentScripts(extension.get())[0];
    120   ASSERT_EQ(1u, script.globs().size());
    121   EXPECT_EQ("*", script.globs()[0]);
    122   EXPECT_EQ(0u, script.exclude_globs().size());
    123   EXPECT_TRUE(script.emulate_greasemonkey());
    124 
    125   URLPatternSet expected;
    126   AddPattern(&expected, "http://*/*");
    127   AddPattern(&expected, "https://*/*");
    128   EXPECT_EQ(expected, script.url_patterns());
    129 
    130   // Make sure the files actually exist on disk.
    131   EXPECT_TRUE(base::PathExists(
    132       extension->path().Append(script.js_scripts()[0].relative_path())));
    133   EXPECT_TRUE(base::PathExists(
    134       extension->path().Append(kManifestFilename)));
    135 }
    136 
    137 TEST_F(ExtensionFromUserScript, NotUTF8) {
    138   base::ScopedTempDir extensions_dir;
    139   ASSERT_TRUE(extensions_dir.CreateUniqueTempDir());
    140 
    141   base::FilePath test_file;
    142   ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_file));
    143   test_file = test_file.AppendASCII("extensions")
    144                        .AppendASCII("user_script_not_utf8.user.js");
    145 
    146   base::string16 error;
    147   scoped_refptr<Extension> extension(ConvertUserScriptToExtension(
    148       test_file, GURL("http://www.google.com/foo/bar.user.js?monkey"),
    149       extensions_dir.path(), &error));
    150 
    151   ASSERT_FALSE(extension.get());
    152   EXPECT_EQ(base::ASCIIToUTF16("User script must be UTF8 encoded."), error);
    153 }
    154 
    155 TEST_F(ExtensionFromUserScript, RunAtDocumentStart) {
    156   base::ScopedTempDir extensions_dir;
    157   ASSERT_TRUE(extensions_dir.CreateUniqueTempDir());
    158 
    159   base::FilePath test_file;
    160   ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_file));
    161   test_file = test_file.AppendASCII("extensions")
    162                        .AppendASCII("user_script_run_at_start.user.js");
    163 
    164   base::string16 error;
    165   scoped_refptr<Extension> extension(ConvertUserScriptToExtension(
    166       test_file, GURL("http://www.google.com/foo"),
    167       extensions_dir.path(), &error));
    168 
    169   ASSERT_TRUE(extension.get());
    170   EXPECT_EQ(base::string16(), error);
    171 
    172   // Use a temp dir so that the extensions dir will clean itself up.
    173   base::ScopedTempDir ext_dir;
    174   EXPECT_TRUE(ext_dir.Set(extension->path()));
    175 
    176   // Validate generated extension metadata.
    177   EXPECT_EQ("Document Start Test", extension->name());
    178   EXPECT_EQ("This script tests document-start", extension->description());
    179   EXPECT_EQ("RjmyI7+Gp/YHcW1qnu4xDxkJcL4cV4kTzdCA4BajCbk=",
    180             extension->public_key());
    181   EXPECT_EQ(Manifest::TYPE_USER_SCRIPT, extension->GetType());
    182 
    183   // Validate run location.
    184   ASSERT_EQ(1u, ContentScriptsInfo::GetContentScripts(extension.get()).size());
    185   const UserScript& script =
    186       ContentScriptsInfo::GetContentScripts(extension.get())[0];
    187   EXPECT_EQ(UserScript::DOCUMENT_START, script.run_location());
    188 }
    189 
    190 TEST_F(ExtensionFromUserScript, RunAtDocumentEnd) {
    191   base::ScopedTempDir extensions_dir;
    192   ASSERT_TRUE(extensions_dir.CreateUniqueTempDir());
    193 
    194   base::FilePath test_file;
    195   ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_file));
    196   test_file = test_file.AppendASCII("extensions")
    197                        .AppendASCII("user_script_run_at_end.user.js");
    198 
    199   base::string16 error;
    200   scoped_refptr<Extension> extension(ConvertUserScriptToExtension(
    201       test_file, GURL("http://www.google.com/foo"),
    202       extensions_dir.path(), &error));
    203 
    204   ASSERT_TRUE(extension.get());
    205   EXPECT_EQ(base::string16(), error);
    206 
    207   // Use a temp dir so that the extensions dir will clean itself up.
    208   base::ScopedTempDir ext_dir;
    209   EXPECT_TRUE(ext_dir.Set(extension->path()));
    210 
    211   // Validate generated extension metadata.
    212   EXPECT_EQ("Document End Test", extension->name());
    213   EXPECT_EQ("This script tests document-end", extension->description());
    214   EXPECT_EQ("cpr5i8Mi24FzECV8UJe6tanwlU8SWesZosJ915YISvQ=",
    215             extension->public_key());
    216   EXPECT_EQ(Manifest::TYPE_USER_SCRIPT, extension->GetType());
    217 
    218   // Validate run location.
    219   ASSERT_EQ(1u, ContentScriptsInfo::GetContentScripts(extension.get()).size());
    220   const UserScript& script =
    221       ContentScriptsInfo::GetContentScripts(extension.get())[0];
    222   EXPECT_EQ(UserScript::DOCUMENT_END, script.run_location());
    223 }
    224 
    225 TEST_F(ExtensionFromUserScript, RunAtDocumentIdle) {
    226   base::ScopedTempDir extensions_dir;
    227   ASSERT_TRUE(extensions_dir.CreateUniqueTempDir());
    228 
    229   base::FilePath test_file;
    230   ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_file));
    231   test_file = test_file.AppendASCII("extensions")
    232                        .AppendASCII("user_script_run_at_idle.user.js");
    233   ASSERT_TRUE(base::PathExists(test_file)) << test_file.value();
    234 
    235   base::string16 error;
    236   scoped_refptr<Extension> extension(ConvertUserScriptToExtension(
    237       test_file, GURL("http://www.google.com/foo"),
    238       extensions_dir.path(), &error));
    239 
    240   ASSERT_TRUE(extension.get());
    241   EXPECT_EQ(base::string16(), error);
    242 
    243   // Use a temp dir so that the extensions dir will clean itself up.
    244   base::ScopedTempDir ext_dir;
    245   EXPECT_TRUE(ext_dir.Set(extension->path()));
    246 
    247   // Validate generated extension metadata.
    248   EXPECT_EQ("Document Idle Test", extension->name());
    249   EXPECT_EQ("This script tests document-idle", extension->description());
    250   EXPECT_EQ("kHnHKec3O/RKKo5/Iu1hKqe4wQERthL0639isNtsfiY=",
    251             extension->public_key());
    252   EXPECT_EQ(Manifest::TYPE_USER_SCRIPT, extension->GetType());
    253 
    254   // Validate run location.
    255   ASSERT_EQ(1u, ContentScriptsInfo::GetContentScripts(extension.get()).size());
    256   const UserScript& script =
    257       ContentScriptsInfo::GetContentScripts(extension.get())[0];
    258   EXPECT_EQ(UserScript::DOCUMENT_IDLE, script.run_location());
    259 }
    260 
    261 }  // namespace extensions
    262