Exemple #1
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        public void WatchedSectionIsUpdatedIfNotificationIsFired()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);

            object section1 = implementation.GetSection(localSection);

            Assert.IsNotNull(section1);
            DummySection dummySection1 = section1 as DummySection;

            Assert.AreEqual(localSection, dummySection1.Name);
            Assert.AreEqual(10, dummySection1.Value);

            System.Configuration.Configuration rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
            DummySection rwSection = rwConfiguration.GetSection(localSection) as DummySection;

            rwSection.Value = 15;
            implementation.SaveSection(localSection, rwSection);

            implementation.ConfigSourceChanged(externalSectionSource);

            section1 = implementation.GetSection(localSection);
            Assert.IsNotNull(section1);
            dummySection1 = section1 as DummySection;
            Assert.AreEqual(localSection, dummySection1.Name);
            Assert.AreEqual(15, dummySection1.Value);
        }
Exemple #2
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        public void WatchedExistingSectionIsNoLongerWatchedIfRemovedFromConfiguration()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);
            DummySection dummySection1 = implementation.GetSection(localSection) as DummySection;
            DummySection dummySection2 = implementation.GetSection(localSection2) as DummySection;

            Assert.IsNotNull(dummySection1);
            Assert.IsNotNull(dummySection2);
            Assert.AreEqual(1, implementation.WatchedConfigSources.Count);
            Assert.IsTrue(implementation.WatchedConfigSources.Contains(externalSectionSource));
            Assert.AreEqual(2, implementation.WatchedSections.Count);
            Assert.IsTrue(implementation.WatchedSections.Contains(localSection));
            Assert.IsTrue(implementation.WatchedSections.Contains(localSection2));

            System.Configuration.Configuration rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
            implementation.RemoveSection(localSection2);

            implementation.ConfigSourceChanged(externalSectionSource);

            Assert.AreEqual(2, implementation.WatchedConfigSources.Count);
            Assert.IsTrue(implementation.WatchedConfigSources.Contains(externalSectionSource));
            Assert.IsTrue(implementation.WatchedConfigSources.Contains(SqlConfigurationSourceImplementation.NullConfigSource));
            Assert.AreEqual(1, implementation.WatchedSections.Count);
            Assert.IsTrue(implementation.WatchedSections.Contains(localSection));
            Assert.AreEqual(1, implementation.ConfigSourceWatcherMappings[string.Empty].WatchedSections.Count);
            Assert.IsTrue(implementation.ConfigSourceWatcherMappings[string.Empty].WatchedSections.Contains(localSection));
            Assert.AreEqual(1, implementation.ConfigSourceWatcherMappings[SqlConfigurationSourceImplementation.NullConfigSource].WatchedSections.Count);
        }
Exemple #3
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        public void RemovedSectionGetsNotificationOnRemovalAndDoesNotGetFurtherNotifications()
        {
            ConfigurationChangeSqlWatcher.SetDefaultPollDelayInMilliseconds(100);

            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);

            object section1 = implementation.GetSection(localSection);

            Assert.IsNotNull(section1);
            object section2 = implementation.GetSection(localSection2);

            Assert.IsNotNull(section2);

            implementation.AddSectionChangeHandler(localSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.AddSectionChangeHandler(localSection2, new ConfigurationChangedEventHandler(OnConfigurationChanged));

            System.Configuration.Configuration rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
            rwConfiguration.Save(ConfigurationSaveMode.Minimal, true);

            // config source changed notifies both sections
            implementation.ConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(1, updatedSectionsTally[localSection]);
            Assert.AreEqual(1, updatedSectionsTally[localSection2]);

            rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
            implementation.RemoveSection(localSection2);

            //since localsection2 is removed, localsection2 only gets initial notification
            Assert.AreEqual(2, updatedSectionsTally[localSection]);
            Assert.AreEqual(2, updatedSectionsTally[localSection2]);

            implementation.ConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(3, updatedSectionsTally[localSection]);
            Assert.AreEqual(2, updatedSectionsTally[localSection2]);
        }
Exemple #4
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        public void SecondRequestForDifferentSectionDoesNotCreateSecondConfigSourceWatcher()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);

            object section1 = implementation.GetSection(localSection);
            object section2 = implementation.GetSection(localSection2);

            Assert.IsNotNull(section1);
            Assert.IsNotNull(section2);
            Assert.AreEqual(1, implementation.WatchedConfigSources.Count);
            Assert.IsTrue(implementation.WatchedConfigSources.Contains(externalSectionSource));
        }
Exemple #5
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        public void RequestsForTwoSectionsCreatesSectionWatchersForBoth()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);

            object section1 = implementation.GetSection(localSection);
            object section2 = implementation.GetSection(externalSection);

            Assert.IsNotNull(section1);
            Assert.IsNotNull(section2);
            Assert.AreEqual(2, implementation.WatchedSections.Count);
            Assert.IsTrue(implementation.WatchedSections.Contains(localSection));
            Assert.IsTrue(implementation.WatchedSections.Contains(externalSection));
        }
        public void AllRegisteredObjectsAreNotifiedOfDifferentSectionsChanges()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data,  false);
            implementation.GetSection(localSection);
            implementation.GetSection(localSection2);
            implementation.AddSectionChangeHandler(localSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.AddSectionChangeHandler(localSection2, new ConfigurationChangedEventHandler(OnConfigurationChanged));

            implementation.ConfigSourceChanged(externalSectionSource);

            Assert.AreEqual(1, updatedSectionsTally[localSection]);
            Assert.AreEqual(1, updatedSectionsTally[localSection2]);
        }
Exemple #7
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        public void AllRegisteredObjectsAreNotifiedOfDifferentSectionsChanges()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);

            implementation.GetSection(localSection);
            implementation.GetSection(localSection2);
            implementation.AddSectionChangeHandler(localSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.AddSectionChangeHandler(localSection2, new ConfigurationChangedEventHandler(OnConfigurationChanged));

            implementation.ConfigSourceChanged(externalSectionSource);

            Assert.AreEqual(1, updatedSectionsTally[localSection]);
            Assert.AreEqual(1, updatedSectionsTally[localSection2]);
        }
Exemple #8
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        public void GetsNullIfSectionDoesNotExist()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);
            object section = implementation.GetSection(nonExistingSection);

            Assert.IsNull(section);
        }
Exemple #9
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        public void CanGetExistingSection()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);
            object section = implementation.GetSection(localSection);

            Assert.IsNotNull(section);
        }
Exemple #10
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        public void GetsNullForSectionWithEmptyValue()
        {
            UpdateSection(localSection, typeof(DummySection).FullName, null);
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);
            object section = implementation.GetSection(localSection);

            Assert.IsNull(section);
        }
Exemple #11
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        public void RestoredSectionGetsNotificationOnRestoreAndGetsFurtherNotifications()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);

            object section1 = implementation.GetSection(localSection);

            Assert.IsNotNull(section1);
            object section2 = implementation.GetSection(localSection2);

            Assert.IsNotNull(section2);

            implementation.AddSectionChangeHandler(localSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.AddSectionChangeHandler(localSection2, new ConfigurationChangedEventHandler(OnConfigurationChanged));

            System.Configuration.Configuration rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);

            implementation.ConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(1, updatedSectionsTally[localSection]);
            Assert.AreEqual(1, updatedSectionsTally[localSection2]);

            // removal of the section notifies both sections
            rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
            implementation.RemoveSection(localSection2);

            Assert.AreEqual(2, updatedSectionsTally[localSection]);
            Assert.AreEqual(2, updatedSectionsTally[localSection2]);

            implementation.ConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(3, updatedSectionsTally[localSection]);
            Assert.AreEqual(2, updatedSectionsTally[localSection2]);

            // restore of section gets notified
            DummySection rwSection = new DummySection();

            rwSection.Name  = localSection2;
            rwSection.Value = 30;
            rwSection.SectionInformation.ConfigSource = externalSectionSource;
            implementation.SaveSection(rwSection.Name, rwSection);

            implementation.ConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(4, updatedSectionsTally[localSection]);
            Assert.AreEqual(3, updatedSectionsTally[localSection2]);
        }
Exemple #12
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        public void RequestForNonexistentSectionCreatesNoWatcher()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);

            object section = implementation.GetSection(nonExistingSection);

            Assert.IsNull(section);
            Assert.AreEqual(0, implementation.WatchedConfigSources.Count);
            Assert.AreEqual(0, implementation.WatchedSections.Count);
        }
Exemple #13
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        public void RegisteredObjectIsNotifiedOfSectionChanges()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);

            implementation.GetSection(externalSection);
            implementation.AddSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));

            implementation.ExternalConfigSourceChanged(externalSectionSource);

            Assert.AreEqual(1, updatedSectionsTally[externalSection]);
        }
Exemple #14
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        public void RegisteredObjectIsNotifiedOfSectionChangesIfConfigSourceHasChanged()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);

            implementation.GetSection(externalSection);
            implementation.AddSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));

            implementation.ConfigSourceChanged(externalSectionSource);

            Assert.IsTrue(updatedSectionsTally.ContainsKey(externalSection));
        }
Exemple #15
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        public void FirstRequestForSectionCreatesWatcher()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, true);

            object section = implementation.GetSection(localSection);

            Assert.IsNotNull(section);
            Assert.AreEqual(1, implementation.WatchedConfigSources.Count);
            Assert.IsTrue(implementation.WatchedConfigSources.Contains(externalSectionSource));
            Assert.AreEqual(1, implementation.WatchedSections.Count);
            Assert.IsTrue(implementation.WatchedSections.Contains(localSection));

            Assert.IsNotNull(implementation.ConfigSourceWatcherMappings[externalSectionSource].Watcher);
            Assert.AreEqual(implementation.ConfigSourceWatcherMappings[externalSectionSource].Watcher.GetType(), typeof(ConfigurationChangeSqlWatcher));

            implementation.Dispose();
        }
Exemple #16
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        public void CanAddAndRemoveHandlers()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);
            object section = implementation.GetSection(externalSection);

            Assert.IsNotNull(section);

            implementation.AddSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.AddSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.ExternalConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(2, updatedSectionsTally[externalSection]);

            implementation.RemoveSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.ExternalConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(3, updatedSectionsTally[externalSection]);

            implementation.RemoveSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.ExternalConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(3, updatedSectionsTally[externalSection]);
        }
        public void RequestForNonexistentSectionCreatesNoWatcher()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);

            object section = implementation.GetSection(nonExistingSection);

            Assert.IsNull(section);
            Assert.AreEqual(0, implementation.WatchedConfigSources.Count);
            Assert.AreEqual(0, implementation.WatchedSections.Count);
        }
        public void CanAddAndRemoveHandlers()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data,  false);
            object section = implementation.GetSection(externalSection);
            Assert.IsNotNull(section);

            implementation.AddSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.AddSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.ExternalConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(2, updatedSectionsTally[externalSection]);

            implementation.RemoveSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.ExternalConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(3, updatedSectionsTally[externalSection]);

            implementation.RemoveSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.ExternalConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(3, updatedSectionsTally[externalSection]);
        }
        public void SecondRequestForSameSectionDoesNotCreateSecondWatcher()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);

            object section1 = implementation.GetSection(localSection);
            object section2 = implementation.GetSection(localSection);

            Assert.IsNotNull(section1);
            Assert.IsNotNull(section2);
            Assert.AreEqual(1, implementation.WatchedConfigSources.Count);
            Assert.IsTrue(implementation.WatchedConfigSources.Contains(externalSectionSource));
            Assert.AreEqual(1, implementation.WatchedSections.Count);
            Assert.IsTrue(implementation.WatchedSections.Contains(localSection));
        }
        public void RegisteredObjectIsNotifiedOfSectionChanges()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data,  false);
            implementation.GetSection(externalSection);
            implementation.AddSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));

            implementation.ExternalConfigSourceChanged(externalSectionSource);

            Assert.AreEqual(1, updatedSectionsTally[externalSection]);
        }
        public void GetsNullIfSectionDoesNotExist()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);
            object section = implementation.GetSection(nonExistingSection);

            Assert.IsNull(section);
        }
        public void RemovedSectionGetsNotificationOnRemovalAndDoesNotGetFurtherNotifications()
        {
            ConfigurationChangeSqlWatcher.SetDefaultPollDelayInMilliseconds(100);

            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data,  false);

            object section1 = implementation.GetSection(localSection);
            Assert.IsNotNull(section1);
            object section2 = implementation.GetSection(localSection2);
            Assert.IsNotNull(section2);

            implementation.AddSectionChangeHandler(localSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.AddSectionChangeHandler(localSection2, new ConfigurationChangedEventHandler(OnConfigurationChanged));

            System.Configuration.Configuration rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
            rwConfiguration.Save(ConfigurationSaveMode.Minimal, true);

            // config source changed notifies both sections
            implementation.ConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(1, updatedSectionsTally[localSection]);
            Assert.AreEqual(1, updatedSectionsTally[localSection2]);

            rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
            implementation.RemoveSection(localSection2);

            //since localsection2 is removed, localsection2 only gets initial notification
            Assert.AreEqual(2, updatedSectionsTally[localSection]);
            Assert.AreEqual(2, updatedSectionsTally[localSection2]);

            implementation.ConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(3, updatedSectionsTally[localSection]);
            Assert.AreEqual(2, updatedSectionsTally[localSection2]);
        }
        public void RegisteredObjectIsNotifiedOfSectionChangesIfConfigSourceHasChanged()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data,  false);
            implementation.GetSection(externalSection);
            implementation.AddSectionChangeHandler(externalSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));

            implementation.ConfigSourceChanged(externalSectionSource);

            Assert.IsTrue(updatedSectionsTally.ContainsKey(externalSection));
        }
        public void WatchedSectionIsUpdatedIfNotificationIsFired()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data,  false);

            object section1 = implementation.GetSection(localSection);
            Assert.IsNotNull(section1);
            DummySection dummySection1 = section1 as DummySection;
            Assert.AreEqual(localSection, dummySection1.Name);
            Assert.AreEqual(10, dummySection1.Value);

            System.Configuration.Configuration rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
            DummySection rwSection = rwConfiguration.GetSection(localSection) as DummySection;
            rwSection.Value = 15;
            implementation.SaveSection(localSection, rwSection);

            implementation.ConfigSourceChanged(externalSectionSource);

            section1 = implementation.GetSection(localSection);
            Assert.IsNotNull(section1);
            dummySection1 = section1 as DummySection;
            Assert.AreEqual(localSection, dummySection1.Name);
            Assert.AreEqual(15, dummySection1.Value);
        }
        public void GetsNullForSectionWithEmptyValue()
        {
            UpdateSection(localSection, typeof(DummySection).FullName, null);
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);
            object section = implementation.GetSection(localSection);

            Assert.IsNull(section);
        }
        public void FirstRequestForSectionCreatesWatcher()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, true);

            object section = implementation.GetSection(localSection);

            Assert.IsNotNull(section);
            Assert.AreEqual(1, implementation.WatchedConfigSources.Count);
            Assert.IsTrue(implementation.WatchedConfigSources.Contains(externalSectionSource));
            Assert.AreEqual(1, implementation.WatchedSections.Count);
            Assert.IsTrue(implementation.WatchedSections.Contains(localSection));

            Assert.IsNotNull(implementation.ConfigSourceWatcherMappings[externalSectionSource].Watcher);
            Assert.AreEqual(implementation.ConfigSourceWatcherMappings[externalSectionSource].Watcher.GetType(), typeof(ConfigurationChangeSqlWatcher));

            implementation.Dispose();
        }
        public void RequestsForTwoSectionsCreatesSectionWatchersForBoth()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data,  false);

            object section1 = implementation.GetSection(localSection);
            object section2 = implementation.GetSection(externalSection);

            Assert.IsNotNull(section1);
            Assert.IsNotNull(section2);
            Assert.AreEqual(2, implementation.WatchedSections.Count);
            Assert.IsTrue(implementation.WatchedSections.Contains(localSection));
            Assert.IsTrue(implementation.WatchedSections.Contains(externalSection));
        }
        public void RestoredSectionGetsNotificationOnRestoreAndGetsFurtherNotifications()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data,  false);

            object section1 = implementation.GetSection(localSection);
            Assert.IsNotNull(section1);
            object section2 = implementation.GetSection(localSection2);
            Assert.IsNotNull(section2);

            implementation.AddSectionChangeHandler(localSection, new ConfigurationChangedEventHandler(OnConfigurationChanged));
            implementation.AddSectionChangeHandler(localSection2, new ConfigurationChangedEventHandler(OnConfigurationChanged));

            System.Configuration.Configuration rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);

            implementation.ConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(1, updatedSectionsTally[localSection]);
            Assert.AreEqual(1, updatedSectionsTally[localSection2]);

            // removal of the section notifies both sections
            rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
            implementation.RemoveSection(localSection2);

            Assert.AreEqual(2, updatedSectionsTally[localSection]);
            Assert.AreEqual(2, updatedSectionsTally[localSection2]);

            implementation.ConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(3, updatedSectionsTally[localSection]);
            Assert.AreEqual(2, updatedSectionsTally[localSection2]);

            // restore of section gets notified
            DummySection rwSection = new DummySection();
            rwSection.Name = localSection2;
            rwSection.Value = 30;
            rwSection.SectionInformation.ConfigSource = externalSectionSource;
            implementation.SaveSection(rwSection.Name, rwSection);

            implementation.ConfigSourceChanged(externalSectionSource);
            Assert.AreEqual(4, updatedSectionsTally[localSection]);
            Assert.AreEqual(3, updatedSectionsTally[localSection2]);
        }
        public void CanGetExistingSection()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data, false);
            object section = implementation.GetSection(localSection);

            Assert.IsNotNull(section);
        }
        public void WatchedExistingSectionIsNoLongerWatchedIfRemovedFromConfiguration()
        {
            SqlConfigurationSourceImplementation implementation = new SqlConfigurationSourceImplementation(this.data,  false);
            DummySection dummySection1 = implementation.GetSection(localSection) as DummySection;
            DummySection dummySection2 = implementation.GetSection(localSection2) as DummySection;
            Assert.IsNotNull(dummySection1);
            Assert.IsNotNull(dummySection2);
            Assert.AreEqual(1, implementation.WatchedConfigSources.Count);
            Assert.IsTrue(implementation.WatchedConfigSources.Contains(externalSectionSource));
            Assert.AreEqual(2, implementation.WatchedSections.Count);
            Assert.IsTrue(implementation.WatchedSections.Contains(localSection));
            Assert.IsTrue(implementation.WatchedSections.Contains(localSection2));

            System.Configuration.Configuration rwConfiguration = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
            implementation.RemoveSection(localSection2);

            implementation.ConfigSourceChanged(externalSectionSource);

            Assert.AreEqual(2, implementation.WatchedConfigSources.Count);
            Assert.IsTrue(implementation.WatchedConfigSources.Contains(externalSectionSource));
            Assert.IsTrue(implementation.WatchedConfigSources.Contains(SqlConfigurationSourceImplementation.NullConfigSource));
            Assert.AreEqual(1, implementation.WatchedSections.Count);
            Assert.IsTrue(implementation.WatchedSections.Contains(localSection));
            Assert.AreEqual(1, implementation.ConfigSourceWatcherMappings[string.Empty].WatchedSections.Count);
            Assert.IsTrue(implementation.ConfigSourceWatcherMappings[string.Empty].WatchedSections.Contains(localSection));
            Assert.AreEqual(1, implementation.ConfigSourceWatcherMappings[SqlConfigurationSourceImplementation.NullConfigSource].WatchedSections.Count);
        }