* Handles image load error by setting imageError flag. * This triggers fallback to initials display.

* Handles list item blur event. * Hides menu view when list item loses focus.

* Handles mouse leave event. * Hides menu view and shows trailing view.

* Handles keyboard navigation for category tabs

* Handles click events on the thread view (indicator mode). * @see Requirement 2.4, 2.6

* Handles video call button click. * If a custom handler is provided, invokes it. * Otherwise, delegates to the service's initiateVideoCall().

* Open the CreatePoll modal * @see Requirements 2.2, 2.5, 9.1

* Helper: place a collapsed cursor at the start of the element.

* Plays the incoming call ringtone (looping). * Respects the disableSoundForCalls and customSoundForCalls configuration. * * @see Requirement

* Removes a user from the selected users map

* Serialize a DOM node to HTML string * Converts a node and its children to an HTML string * * @param node - Node to serialize * @returns

* Sets multiple global views at once. * * This method allows batch configuration of global views, which is more * convenient when setting up

Sets the selection mode. Clears selection when switching to single/none.

* Helper: set up an unordered list with items and place cursor in a specific item.

* Simulate hover on an element

* Helper: simulate typing text into the editor by setting text node content * and dispatching an input event to trigger markdown detection.

* Stops the currently playing incoming call ringtone. * * @see Requirement 2.4 - Pause ringtone on accept, decline, cancel, or destroy

* Simulates the toggleFocusedItemSelection method (Space key)

* If the given group matches the currently active group, * update the ChatStateService so all consumers get the latest * member count, scope, ow

* Accepts an incoming call. * * Calls CometChat.acceptCall() with the session ID, emits ccCallAccepted * via CometChatCallEvents, emits ccSho

* Announces call canceled.

* Announces call declined.

* Audits a single CSS file for responsive variable suffix violations. * * For each @media block (excluding non-responsive ones), checks that * padd

* Builds the ARIA label for a call log item. * Mirrors the template binding: * [ariaLabel]="(getCallUser(call)?.getName() || '') + ', ' + (call.ty

* Determines if more attachments can be added. * Mirrors the component's canAddMoreAttachments computed property. * * **Property 7: Attachment Coun

* Determines if the send button should be enabled. * Mirrors the component's canSend computed property. * * **Property 4: Send Button State Consist

Clear the editor content.

Click the inner <button> inside a cometchat-button child component

Pure logic mirrors from the component's computed signals

* Helper: create a clipboard-like Event with a mock DataTransfer. * jsdom does not support the ClipboardEvent constructor, so we create * a plai

* Helper: create a mock text message with rich text metadata. * Simulates a message that was sent with rich text formatting enabled. * The metad