* Creates a mock TemplateRef for testing purposes. * Each mock has a unique identifier to verify which template is used.

* Creates a mock typing indicator.

Destroy an editor instance and clean up resources.

* Simulates the call initiation decision logic from the component/service. * Given a call log and logged-in user, determines: * - The call type

* Exit reply mode (clear messageToReply)

* Check if a value contains a spacing variable used as fallback

* Focuses a reply button by index. * Updates the focused index and moves DOM focus. * * @param index - The index of the reply to focus

* Focuses a starter button by index. * Updates the focused index and moves DOM focus. * * @param index - The index of the starter to focus

* Focuses a tab by index.

* Returns the browser's preferred language. * * @returns The browser language code (e.g., 'en-US')

Get decoded audio

Gets the 1-based column index for ARIA grid navigation

* Get conversation ID from a conversation

* Gets the conversation ID from a conversation

Get the current audio position in seconds

* Gets the language to use for date localization. * * @returns The language code for date formatting

* Gets the count for a specific emoji.

* Get the current message to reply to

Gets the current selection mode.

* Determines the receiver type from a user or group. * Mirrors the component's logic for determining receiver type. * * @param receiver - User or G

Gets the 1-based row index for ARIA grid navigation

* Simulates the getTabIndex method

* Handles cancel button click. * Emits cancel event.

* Handles cancel button click. * Emits cancelClick event.

* Handles cancel button click. * Emits cancel event.

* Handles errors by emitting the `error` output and invoking the `onError` callback. * * @param err - The error to handle * @see Requirement

* Replicates the Escape key handler from DialogFocusManager: * - When closeOnEscape is true (default), Escape closes the overlay * - onEscape callba