chrome/test/base/javascript_browser_test.cc

   1 // Copyright 2014 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/test/base/javascript_browser_test.h"
   6
   7 #include "base/path_service.h"
   8 #include "base/strings/utf_string_conversions.h"
   9 #include "chrome/common/chrome_paths.h"
  10 #include "content/public/browser/web_ui.h"
  11 #include "ui/base/resource/resource_bundle.h"
  12
  13 // static
  14 const base::FilePath::CharType
  15     JavaScriptBrowserTest::kA11yAuditLibraryJSPath[] =
  16         FILE_PATH_LITERAL("third_party/accessibility-audit/axs_testing.js");
  17
  18 // static
  19 const base::FilePath::CharType JavaScriptBrowserTest::kMockJSPath[] =
  20     FILE_PATH_LITERAL("chrome/third_party/mock4js/mock4js.js");
  21
  22 // static
  23 const base::FilePath::CharType JavaScriptBrowserTest::kWebUILibraryJS[] =
  24     FILE_PATH_LITERAL("test_api.js");
  25
  26 // static
  27 const base::FilePath::CharType JavaScriptBrowserTest::kWebUITestFolder[] =
  28     FILE_PATH_LITERAL("webui");
  29
  30 void JavaScriptBrowserTest::AddLibrary(const base::FilePath& library_path) {
  31   user_libraries_.push_back(library_path);
  32 }
  33
  34 JavaScriptBrowserTest::JavaScriptBrowserTest() {
  35 }
  36
  37 JavaScriptBrowserTest::~JavaScriptBrowserTest() {
  38 }
  39
  40 void JavaScriptBrowserTest::SetUpOnMainThread() {
  41   base::FilePath test_data_directory;
  42   ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_data_directory));
  43   test_data_directory = test_data_directory.Append(kWebUITestFolder);
  44   library_search_paths_.push_back(test_data_directory);
  45
  46   base::FilePath gen_test_data_directory;
  47   ASSERT_TRUE(
  48       PathService::Get(chrome::DIR_GEN_TEST_DATA, &gen_test_data_directory));
  49   library_search_paths_.push_back(gen_test_data_directory);
  50
  51   base::FilePath source_root_directory;
  52   ASSERT_TRUE(PathService::Get(base::DIR_SOURCE_ROOT, &source_root_directory));
  53   library_search_paths_.push_back(source_root_directory);
  54
  55   base::FilePath resources_pack_path;
  56   PathService::Get(chrome::FILE_RESOURCES_PACK, &resources_pack_path);
  57   ResourceBundle::GetSharedInstance().AddDataPackFromPath(
  58       resources_pack_path, ui::SCALE_FACTOR_NONE);
  59
  60   AddLibrary(base::FilePath(kMockJSPath));
  61   AddLibrary(base::FilePath(kWebUILibraryJS));
  62 }
  63
  64 // TODO(dtseng): Make this return bool (success/failure) and remove ASSERt_TRUE
  65 // calls.
  66 void JavaScriptBrowserTest::BuildJavascriptLibraries(
  67     std::vector<base::string16>* libraries) {
  68   ASSERT_TRUE(libraries != NULL);
  69   std::vector<base::FilePath>::iterator user_libraries_iterator;
  70   for (user_libraries_iterator = user_libraries_.begin();
  71        user_libraries_iterator != user_libraries_.end();
  72        ++user_libraries_iterator) {
  73     std::string library_content;
  74     if (user_libraries_iterator->IsAbsolute()) {
  75       ASSERT_TRUE(
  76           base::ReadFileToString(*user_libraries_iterator, &library_content))
  77           << user_libraries_iterator->value();
  78     } else {
  79       bool ok = false;
  80       std::vector<base::FilePath>::iterator library_search_path_iterator;
  81       for (library_search_path_iterator = library_search_paths_.begin();
  82            library_search_path_iterator != library_search_paths_.end();
  83            ++library_search_path_iterator) {
  84         ok = base::ReadFileToString(
  85             base::MakeAbsoluteFilePath(
  86                 library_search_path_iterator->Append(*user_libraries_iterator)),
  87             &library_content);
  88         if (ok)
  89           break;
  90       }
  91       ASSERT_TRUE(ok) << "User library not found: "
  92                       << user_libraries_iterator->value();
  93     }
  94     library_content.append(";\n");
  95
  96     // This magic code puts filenames in stack traces.
  97     library_content.append("//# sourceURL=");
  98     library_content.append(user_libraries_iterator->BaseName().AsUTF8Unsafe());
  99     library_content.append("\n");
 100     libraries->push_back(base::UTF8ToUTF16(library_content));
 101   }
 102 }
 103
 104 base::string16 JavaScriptBrowserTest::BuildRunTestJSCall(
 105     bool is_async,
 106     const std::string& function_name,
 107     const ConstValueVector& test_func_args) {
 108   ConstValueVector arguments;
 109   base::FundamentalValue* is_async_arg = new base::FundamentalValue(is_async);
 110   arguments.push_back(is_async_arg);
 111   base::StringValue* function_name_arg = new base::StringValue(function_name);
 112   arguments.push_back(function_name_arg);
 113   base::ListValue* baked_argument_list = new base::ListValue();
 114   ConstValueVector::const_iterator arguments_iterator;
 115   for (arguments_iterator = test_func_args.begin();
 116        arguments_iterator != test_func_args.end();
 117        ++arguments_iterator) {
 118     baked_argument_list->Append((*arguments_iterator)->DeepCopy());
 119   }
 120   arguments.push_back(baked_argument_list);
 121   return content::WebUI::GetJavascriptCall(std::string("runTest"),
 122                                            arguments.get());
 123 }