✅ Domain_Entities_Should_Be_Sealed
✅ Domain_Should_Not_Have_InMemoryRepository
✅ Domain_Should_Not_Reference_Web

✅ Data_Layer_Should_Not_Be_Referenced_Outside_Web
✅ Features_Should_Not_Reference_Each_Other
✅ Handlers_Should_HaveNameEndingWithHandler_And_BeSealed

✅ AddAsync persists post to MongoDB
✅ DeleteAsync does nothing when post not found
✅ DeleteAsync removes post from MongoDB
✅ GetAllAsync returns empty when no posts exist
✅ GetAllAsync returns posts ordered by newest first
✅ GetByIdAsync returns null when not found
✅ GetByIdAsync returns post when found
✅ UpdateAsync modifies post in MongoDB
✅ UpdateAsync throws when version conflicts with concurrent update

✅ Create_WithBlankArgs_ThrowsArgumentException(title: "", content: "content", author: "author")
✅ Create_WithBlankArgs_ThrowsArgumentException(title: "title", content: "", author: "author")
✅ Create_WithBlankArgs_ThrowsArgumentException(title: "title", content: "content", author: "")
✅ Create_WithValidArgs_ReturnsBlogPost
✅ Publish_SetsIsPublished_True
✅ Unpublish_SetsIsPublished_False
✅ Update_ChangesTitle_AndContent

✅ AuthenticatedAdmin_UsesDisplayNameAsProfileLabel_AndShowsAdminLinks
✅ AuthenticatedUser_WithoutName_FallsBackToProfileLabel
✅ NavMenu_LoadsThemeFromJs_AndAllowsThemeInteraction
✅ UnauthenticatedUser_SeesLoginAndNoProtectedLinks

✅ BlogIndex_ConfirmDelete_SendsDeleteCommandAndRefreshesList
✅ BlogIndex_RendersPostsForAuthorizedUser_AndCanOpenDeleteDialog
✅ BlogIndex_ShowsConcurrencyWarning_WhenDeleteFailsWithConcurrency
✅ BlogIndex_ShowsEmptyState_WhenNoPostsExist
✅ ConfirmDeleteDialog_ShowsDialog_WhenVisible
✅ CreatePost_RendersForm
✅ CreatePost_SubmitsAndNavigatesToBlog_WhenCommandSucceeds
✅ EditPost_LoadsExistingPost
✅ EditPost_ShowsConcurrencyMessage_WhenSaveFailsWithConcurrency
✅ EditPost_SubmitsAndNavigatesToBlog_WhenSaveSucceeds
✅ Error_UsesCascadingHttpContextTraceIdentifier
✅ Home_RendersWelcomeMessage
✅ MainLayout_RendersMainContentTargetAndFooter
✅ ManageRoles_AssignButton_SendsCommandAndRefreshesUsers
✅ ManageRoles_RemoveButton_SendsCommandAndRefreshesUsers
✅ ManageRoles_RendersUsersAndAvailableRoles
✅ NotFound_RendersNotFoundMessage
✅ RedirectToLogin_NavigatesToLoginWithReturnUrl

✅ Profile_RendersIdentityDetailsRolesPictureAndClaims
✅ Profile_UsesFallbackValues_WhenOptionalClaimsAreMissing

✅ Handle_RepoThrows_ReturnsFailResult
✅ Handle_Success_CreatesPostInvalidatesCacheAndReturnsGuid

✅ Handle_ConcurrentDelete_ReturnsConcurrencyErrorCode
✅ Handle_RepoThrows_ReturnsFailResult
✅ Handle_Success_DeletesAndInvalidatesBothCaches

✅ HandleEdit_ConcurrentUpdate_ReturnsConcurrencyErrorCode
✅ HandleEdit_NotFound_ReturnsFailResult
✅ HandleEdit_Success_UpdatesPostAndInvalidatesBothCaches
✅ HandleGetById_CacheMissRepoReturnsNull_ReturnsOkWithNull
✅ HandleGetById_CacheMissRepoReturnsPost_MapsToDtoAndCachesBoth
✅ HandleGetById_L1CacheHit_ReturnsCachedDtoWithoutRepo

✅ Handle_CacheMiss_CallsRepoAndPopulatesBothCaches
✅ Handle_L1CacheHit_ReturnsCachedDataWithoutCallingRepo
✅ Handle_L2CacheHit_DeserializesAndPopulatesL1
✅ Handle_RepoThrows_ReturnsFailResult

✅ Fail_CreatesFailedNonGenericResultWithCodeAndDetails
✅ FromValue_ReturnsFailedResultWhenValueIsNull
✅ GenericFail_CreatesFailedResultWithCode
✅ GenericOk_CarriesValue
✅ ImplicitConversions_WorkForGenericResult
✅ Ok_CreatesSuccessfulNonGenericResult

✅ AddRoleClaims_AddsExpandedRoleClaimsWithoutDuplicates
✅ AddRoleClaims_InfersNamespacedRoleClaims_WhenConfiguredTypesDoNotMatch
✅ ExpandRoleValues_ParsesSupportedFormats(input: " [\"Admin\",\"Author\"] ", expected: ["Admin", "Author"])
✅ ExpandRoleValues_ParsesSupportedFormats(input: "Admin,Author", expected: ["Admin", "Author"])
✅ ExpandRoleValues_ParsesSupportedFormats(input: "Admin", expected: ["Admin"])
✅ GetRoleClaimTypes_ReturnsDefaults_WhenConfigurationIsMissing
✅ GetRoleClaimTypes_UsesConfiguredDistinctValues_WhenPresent
✅ GetRoles_CollectsDistinctRolesAcrossMultipleClaimTypes
✅ GetRoles_IncludesNamespacedRoleClaims_WhenRoleClaimTypeWasNotConfigured
✅ IsRoleClaimType_DetectsExpectedClaimTypes(claimType: "http://schemas.microsoft.com/ws/2008/06/identity/c"···, expected: True)
✅ IsRoleClaimType_DetectsExpectedClaimTypes(claimType: "https://articlesite.com/app_metadata", expected: False)
✅ IsRoleClaimType_DetectsExpectedClaimTypes(claimType: "https://articlesite.com/roles", expected: True)
✅ IsRoleClaimType_DetectsExpectedClaimTypes(claimType: "role", expected: True)
✅ IsRoleClaimType_DetectsExpectedClaimTypes(claimType: "roles", expected: True)