chrome/browser/extensions/extension_action_manager_unittest.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/browser/extensions/extension_action_manager.h"
   6
   7 #include "base/strings/string_number_conversions.h"
   8 #include "chrome/browser/extensions/extension_action.h"
   9 #include "chrome/test/base/testing_profile.h"
  10 #include "extensions/browser/extension_registry.h"
  11 #include "extensions/common/extension_builder.h"
  12 #include "extensions/common/manifest_handlers/icons_handler.h"
  13 #include "extensions/common/value_builder.h"
  14 #include "testing/gtest/include/gtest/gtest.h"
  15
  16 namespace extensions {
  17
  18 namespace {
  19
  20 const char kBrowserAction[] = "browser_action";
  21 const char kPageAction[] = "page_action";
  22
  23 }  // namespace
  24
  25 class ExtensionActionManagerTest : public testing::Test {
  26  public:
  27   ExtensionActionManagerTest();
  28
  29  protected:
  30   // Build an extension, populating |action_type| key with |action|, and
  31   // "icons" key with |extension_icons|.
  32   scoped_refptr<Extension> BuildExtension(DictionaryBuilder& extension_icons,
  33                                           DictionaryBuilder& action,
  34                                           const char* action_type);
  35
  36   // Returns true if |action|'s title matches |extension|'s name.
  37   bool TitlesMatch(const Extension& extension, const ExtensionAction& action);
  38
  39   // Returns true if |action|'s icon for size |action_key| matches
  40   // |extension|'s icon for size |extension_key|;
  41   bool IconsMatch(const Extension& extension,
  42                   int extension_key,
  43                   const ExtensionAction& action,
  44                   int action_key);
  45
  46   // Returns the appropriate action for |extension| according to |action_type|.
  47   ExtensionAction* GetAction(const char* action_type,
  48                              const Extension& extension);
  49
  50   // Tests that values that are missing from the |action_type| key are properly
  51   // populated with values from the other keys in the manifest (e.g.
  52   // "default_icon" key of |action_type| is populated with "icons" key).
  53   void TestPopulateMissingValues(const char* action_type);
  54
  55   ExtensionActionManager* manager() { return manager_; }
  56
  57  private:
  58   ExtensionRegistry* registry_;
  59   int curr_id_;
  60   ExtensionActionManager* manager_;
  61   scoped_ptr<TestingProfile> profile_;
  62 };
  63
  64 ExtensionActionManagerTest::ExtensionActionManagerTest()
  65     : curr_id_(0),
  66       profile_(new TestingProfile) {
  67   registry_ = ExtensionRegistry::Get(profile_.get());
  68   manager_ = ExtensionActionManager::Get(profile_.get());
  69 }
  70
  71 scoped_refptr<Extension> ExtensionActionManagerTest::BuildExtension(
  72     DictionaryBuilder& extension_icons,
  73     DictionaryBuilder& action,
  74     const char* action_type) {
  75   std::string id = base::IntToString(curr_id_++);
  76   scoped_refptr<Extension> extension = ExtensionBuilder()
  77       .SetManifest(DictionaryBuilder().Set("version", "1")
  78           .Set("manifest_version", 2)
  79           .Set("icons", extension_icons)
  80           .Set(action_type, action)
  81           .Set("name",
  82               std::string("Test Extension").append(id)))
  83       .SetID(id)
  84       .Build();
  85   registry_->AddEnabled(extension);
  86   return extension;
  87 }
  88
  89 bool ExtensionActionManagerTest::TitlesMatch(const Extension& extension,
  90                                              const ExtensionAction& action) {
  91   return action.GetTitle(ExtensionAction::kDefaultTabId) == extension.name();
  92 }
  93
  94 bool ExtensionActionManagerTest::IconsMatch(const Extension& extension,
  95                                             int extension_key,
  96                                             const ExtensionAction& action,
  97                                             int action_key) {
  98   return action.default_icon()->Get(action_key,
  99                                     ExtensionIconSet::MATCH_EXACTLY) ==
 100       IconsInfo::GetIcons(&extension).Get(extension_key,
 101                                           ExtensionIconSet::MATCH_EXACTLY);
 102 }
 103
 104 ExtensionAction* ExtensionActionManagerTest::GetAction(
 105     const char* action_type,
 106     const Extension& extension) {
 107   return (action_type == kBrowserAction) ?
 108       manager_->GetBrowserAction(extension) :
 109       manager_->GetPageAction(extension);
 110 }
 111
 112 void ExtensionActionManagerTest::TestPopulateMissingValues(
 113     const char* action_type) {
 114   // Test that the largest icon from the extension's "icons" key is chosen as a
 115   // replacement for missing action default_icons keys. "19" should not be
 116   // replaced because "38" can always be used in its place.
 117   scoped_refptr<Extension> extension = BuildExtension(
 118       DictionaryBuilder().Set("48", "icon48.png")
 119                          .Set("128", "icon128.png"),
 120       DictionaryBuilder().Pass(),
 121       action_type);
 122
 123   ASSERT_TRUE(extension.get());
 124   const ExtensionAction* action = GetAction(action_type, *extension.get());
 125   ASSERT_TRUE(action);
 126
 127   ASSERT_TRUE(TitlesMatch(*extension.get(), *action));
 128   ASSERT_TRUE(IconsMatch(*extension.get(), 128, *action, 38));
 129
 130   // Test that the action's missing default_icons are not replaced with smaller
 131   // icons.
 132   extension = BuildExtension(
 133       DictionaryBuilder().Set("24", "icon24.png"),
 134       DictionaryBuilder().Pass(),
 135       action_type);
 136
 137   ASSERT_TRUE(extension.get());
 138   action = GetAction(action_type, *extension.get());
 139   ASSERT_TRUE(action);
 140
 141   ASSERT_TRUE(IconsMatch(*extension.get(), 24, *action, 19));
 142   ASSERT_FALSE(IconsMatch(*extension.get(), 24, *action, 38));
 143
 144   // Test that an action's 19px icon is not replaced if a 38px action icon
 145   // exists.
 146   extension = BuildExtension(
 147       DictionaryBuilder().Set("128", "icon128.png"),
 148       DictionaryBuilder().Set("default_icon", DictionaryBuilder()
 149                                               .Set("38", "action38.png")),
 150       action_type);
 151
 152   ASSERT_TRUE(extension.get());
 153   action = GetAction(action_type, *extension.get());
 154   ASSERT_TRUE(action);
 155
 156   ASSERT_FALSE(IconsMatch(*extension.get(), 128, *action, 19));
 157
 158   // Test that existing default_icons and default_title are not replaced.
 159   extension = BuildExtension(
 160       DictionaryBuilder().Set("128", "icon128.png"),
 161       DictionaryBuilder().Set("default_title", "Action!")
 162                          .Set("default_icon", DictionaryBuilder()
 163                                               .Set("19", "action19.png")
 164                                               .Set("38", "action38.png")),
 165       action_type);
 166
 167   ASSERT_TRUE(extension.get());
 168   action = GetAction(action_type, *extension.get());
 169   ASSERT_TRUE(action);
 170
 171   ASSERT_FALSE(TitlesMatch(*extension.get(), *action));
 172   ASSERT_FALSE(IconsMatch(*extension.get(), 128, *action, 19));
 173   ASSERT_FALSE(IconsMatch(*extension.get(), 128, *action, 38));
 174 }
 175
 176 namespace {
 177
 178 TEST_F(ExtensionActionManagerTest, PopulateBrowserAction) {
 179   TestPopulateMissingValues(kBrowserAction);
 180 }
 181
 182 TEST_F(ExtensionActionManagerTest, PopulatePageAction) {
 183   TestPopulateMissingValues(kPageAction);
 184 }
 185
 186 TEST_F(ExtensionActionManagerTest, GetBestFitActionTest) {
 187   // Create an extension with page action defaults.
 188   scoped_refptr<Extension> extension = BuildExtension(
 189       DictionaryBuilder().Set("48", "icon48.png"),
 190       DictionaryBuilder().Set("default_title", "Action!")
 191                          .Set("default_icon", DictionaryBuilder()
 192                                               .Set("38", "action38.png")),
 193       kPageAction);
 194   ASSERT_TRUE(extension.get());
 195
 196   // Get a "best fit" browser action for |extension|.
 197   scoped_ptr<ExtensionAction> action =
 198       manager()->GetBestFitAction(*extension.get(), ActionInfo::TYPE_BROWSER);
 199   ASSERT_TRUE(action.get());
 200   ASSERT_EQ(action->action_type(), ActionInfo::TYPE_BROWSER);
 201
 202   // |action|'s title and default icon should match |extension|'s page action's.
 203   ASSERT_EQ(action->GetTitle(ExtensionAction::kDefaultTabId), "Action!");
 204   ASSERT_EQ(action->default_icon()->Get(38, ExtensionIconSet::MATCH_EXACTLY),
 205             "action38.png");
 206
 207   // Create a new extension without page action defaults.
 208   extension = BuildExtension(
 209       DictionaryBuilder().Set("48", "icon48.png"),
 210       DictionaryBuilder().Pass(),
 211       kPageAction);
 212   ASSERT_TRUE(extension.get());
 213
 214   action =
 215       manager()->GetBestFitAction(*extension.get(), ActionInfo::TYPE_BROWSER);
 216
 217   // Now these values match because |extension| does not have page action
 218   // defaults.
 219   ASSERT_TRUE(TitlesMatch(*extension.get(), *action));
 220   ASSERT_TRUE(IconsMatch(*extension.get(), 48, *action, 38));
 221 }
 222
 223 }  // namespace
 224 }  // namespace extensions