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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 "extensions/browser/warning_service.h"
      6 
      7 #include "content/public/test/test_browser_context.h"
      8 #include "extensions/browser/extensions_test.h"
      9 #include "testing/gmock/include/gmock/gmock.h"
     10 #include "testing/gtest/include/gtest/gtest.h"
     11 
     12 namespace extensions {
     13 
     14 namespace {
     15 
     16 class TestWarningService : public WarningService {
     17  public:
     18   explicit TestWarningService(content::BrowserContext* browser_context)
     19       : WarningService(browser_context) {
     20   }
     21   virtual ~TestWarningService() {}
     22 
     23   void AddWarning(const Warning& warning) {
     24     WarningSet warnings;
     25     warnings.insert(warning);
     26     AddWarnings(warnings);
     27   }
     28 };
     29 
     30 class MockObserver : public WarningService::Observer {
     31  public:
     32   virtual ~MockObserver() {}
     33   MOCK_METHOD0(ExtensionWarningsChanged, void());
     34 };
     35 
     36 typedef ExtensionsTest WarningServiceTest;
     37 
     38 const char* ext1_id = "extension1";
     39 const char* ext2_id = "extension2";
     40 const Warning::WarningType warning_1 =
     41     Warning::kNetworkDelay;
     42 const Warning::WarningType warning_2 =
     43     Warning::kNetworkConflict;
     44 
     45 }  // namespace
     46 
     47 // Check that inserting a warning triggers notifications, whereas inserting
     48 // the same warning again is silent.
     49 TEST_F(WarningServiceTest, SetWarning) {
     50   content::TestBrowserContext browser_context;
     51   TestWarningService warning_service(&browser_context);
     52   MockObserver observer;
     53   warning_service.AddObserver(&observer);
     54 
     55   // Insert warning for the first time.
     56   EXPECT_CALL(observer, ExtensionWarningsChanged());
     57   warning_service.AddWarning(
     58       Warning::CreateNetworkDelayWarning(ext1_id));
     59   testing::Mock::VerifyAndClearExpectations(&warning_service);
     60 
     61   // Second insertion of same warning does not trigger anything.
     62   warning_service.AddWarning(
     63       Warning::CreateNetworkDelayWarning(ext1_id));
     64   testing::Mock::VerifyAndClearExpectations(&warning_service);
     65 
     66   warning_service.RemoveObserver(&observer);
     67 }
     68 
     69 // Check that ClearWarnings deletes exactly the specified warnings and
     70 // triggers notifications where appropriate.
     71 TEST_F(WarningServiceTest, ClearWarnings) {
     72   content::TestBrowserContext browser_context;
     73   TestWarningService warning_service(&browser_context);
     74   MockObserver observer;
     75   warning_service.AddObserver(&observer);
     76 
     77   // Insert two unique warnings in one batch.
     78   EXPECT_CALL(observer, ExtensionWarningsChanged());
     79   WarningSet warning_set;
     80   warning_set.insert(Warning::CreateNetworkDelayWarning(ext1_id));
     81   warning_set.insert(Warning::CreateNetworkConflictWarning(ext2_id));
     82   warning_service.AddWarnings(warning_set);
     83   testing::Mock::VerifyAndClearExpectations(&warning_service);
     84 
     85   // Remove one warning and check that the badge remains.
     86   EXPECT_CALL(observer, ExtensionWarningsChanged());
     87   std::set<Warning::WarningType> to_clear;
     88   to_clear.insert(warning_2);
     89   warning_service.ClearWarnings(to_clear);
     90   testing::Mock::VerifyAndClearExpectations(&warning_service);
     91 
     92   // Check that the correct warnings appear in |warnings|.
     93   std::set<Warning::WarningType> existing_warnings =
     94       warning_service.GetWarningTypesAffectingExtension(ext1_id);
     95   EXPECT_EQ(1u, existing_warnings.size());
     96   existing_warnings =
     97       warning_service.GetWarningTypesAffectingExtension(ext2_id);
     98   EXPECT_EQ(0u, existing_warnings.size());
     99 
    100   // Remove the other one warning.
    101   EXPECT_CALL(observer, ExtensionWarningsChanged());
    102   to_clear.insert(warning_1);
    103   warning_service.ClearWarnings(to_clear);
    104   testing::Mock::VerifyAndClearExpectations(&warning_service);
    105 
    106   // Check that not warnings remain.
    107   existing_warnings =
    108       warning_service.GetWarningTypesAffectingExtension(ext1_id);
    109   EXPECT_EQ(0u, existing_warnings.size());
    110   existing_warnings =
    111       warning_service.GetWarningTypesAffectingExtension(ext2_id);
    112   EXPECT_EQ(0u, existing_warnings.size());
    113 
    114   warning_service.RemoveObserver(&observer);
    115 }
    116 
    117 }  // namespace extensions
    118