* Selects an emoji tab to filter reactions.

* Helper: select a specific text node (or portion of it).

Sets the error callback. @see Requirements 7.1, 7.2

* Simulates a sequence of keystrokes with timing. * Returns the final state and call counts. * * @param keystrokeCount - Number of keys

* Announces an error message to screen readers. * * Uses 'assertive' politeness to ensure the error is announced * immediately, interrupting

* Asserts that none of the dangerous patterns are present in the given string.

* Audits a single CSS file for three-tier resolution chain violations. * * A declaration violates the three-tier pattern when: * 1. It uses a compo

* Clears the type-ahead buffer manually. * * Call this when the list loses focus or when you want to reset * the search state.

* Recursively collects all files matching a pattern under a root directory.

Convert current selection to a list of the given type.

* Counts how many groups have the active class

* Create an initial editor state * * @param content - Text content * @param isRichTextMode - Whether in rich text mode * @returns EditorState obje

Creates a real CometChat.MediaMessage for image type.

Creates a mock call log object

Creates a mock logged-in user

* Creates a CometChat.GroupMember from a User with participant scope. * * @param user - The user to convert * @param group - The group the me

* Creates mock messages with realistic content for story rendering.

* Detects @mentions in text using the mentions formatter regex. * Mirrors the CometChatMentionsFormatter's detection logic. * * **Property 17: Ment

* Formats a Unix timestamp based on the provided calendar configuration. * * @param timestamp - Unix timestamp in seconds * @param calendarOb

* Formats reactor names: logged-in user becomes localized "You" and is placed first, * other names follow in order.

* Get the current message being replied to

* Gets the count of play calls

Extracts the registered CallListener from the addCallListener spy

* Get the selected content as HTML * Returns empty string if no selection * * @returns Selected HTML * @see Requirements 2.8

* Replicates the mobilePanelAnnouncementEffect logic from CometChatHomeComponent. * When isMobile is true and panel changes, announce the localized p

Handle Shift+Tab key: outdents current list item. @returns True if handled. @see Req 3.5

Handle Tab key: indents current list item. @returns True if handled. @see Req 3.5

* Checks whether a DOM element has at least one ARIA identity attribute. * Returns true if the element has role, aria-label, or aria-labelledby.

Check if the content has any rich text formatting.

Returns true if shortcodes were detected and converted.

Indent the current list item (creates nested list, max 5 levels).

Initiates a new call to the specified user. @see Requirements 3.1, 3.3

Initiates a video call. @see Requirements 2.2, 3.2

* Check if the cursor is currently on a link * @returns True if cursor is inside a link element * @see Requirements 4.1, 4.2

* Checks if a conversation is selected.

* Plays the incoming call ringtone when a call is set (if sound is not disabled). * Announces the incoming call for screen readers. * * @see

* Handles keyboard navigation for tabs.

* Helper: select all text content inside the element.

* Sets the focused index directly (for testing initial states).