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diff --git a/tests/test-ai-term--next-agent-buffer.el b/tests/test-ai-term--next-agent-buffer.el
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-;;; test-ai-term--next-agent-buffer.el --- Tests for cj/--ai-term-next-agent-buffer -*- lexical-binding: t; -*-
-
-;;; Commentary:
-;; The pure decision helper behind `cj/ai-term-next' (s-F9). Given the
-;; current agent buffer and the ordered list of live agent buffers, it
-;; returns the next buffer in the queue, wrapping after the last. A nil
-;; or non-member CURRENT returns the first; an empty list returns nil.
-;; No buffer or window side effects -- list logic only.
-
-;;; Code:
-
-(require 'ert)
-
-(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
-(require 'ai-term)
-
-(ert-deftest test-ai-term--next-agent-buffer-advances-from-first ()
- "Normal: current is the first element -> returns the second."
- (let ((a (get-buffer-create "agent [a]"))
- (b (get-buffer-create "agent [b]"))
- (c (get-buffer-create "agent [c]")))
- (unwind-protect
- (should (eq b (cj/--ai-term-next-agent-buffer a (list a b c))))
- (mapc #'kill-buffer (list a b c)))))
-
-(ert-deftest test-ai-term--next-agent-buffer-advances-from-middle ()
- "Normal: current in the middle -> returns the following element."
- (let ((a (get-buffer-create "agent [a]"))
- (b (get-buffer-create "agent [b]"))
- (c (get-buffer-create "agent [c]")))
- (unwind-protect
- (should (eq c (cj/--ai-term-next-agent-buffer b (list a b c))))
- (mapc #'kill-buffer (list a b c)))))
-
-(ert-deftest test-ai-term--next-agent-buffer-wraps-after-last ()
- "Boundary: current is the last element -> wraps to the first."
- (let ((a (get-buffer-create "agent [a]"))
- (b (get-buffer-create "agent [b]"))
- (c (get-buffer-create "agent [c]")))
- (unwind-protect
- (should (eq a (cj/--ai-term-next-agent-buffer c (list a b c))))
- (mapc #'kill-buffer (list a b c)))))
-
-(ert-deftest test-ai-term--next-agent-buffer-single-element-returns-itself ()
- "Boundary: a one-agent queue wraps current back to itself."
- (let ((a (get-buffer-create "agent [a]")))
- (unwind-protect
- (should (eq a (cj/--ai-term-next-agent-buffer a (list a))))
- (kill-buffer a))))
-
-(ert-deftest test-ai-term--next-agent-buffer-nil-current-returns-first ()
- "Boundary: nil current (no agent displayed) -> returns the first."
- (let ((a (get-buffer-create "agent [a]"))
- (b (get-buffer-create "agent [b]")))
- (unwind-protect
- (should (eq a (cj/--ai-term-next-agent-buffer nil (list a b))))
- (mapc #'kill-buffer (list a b)))))
-
-(ert-deftest test-ai-term--next-agent-buffer-non-member-current-returns-first ()
- "Error: current not in the queue -> returns the first rather than nil."
- (let ((a (get-buffer-create "agent [a]"))
- (b (get-buffer-create "agent [b]"))
- (stray (get-buffer-create "agent [stray]")))
- (unwind-protect
- (should (eq a (cj/--ai-term-next-agent-buffer stray (list a b))))
- (mapc #'kill-buffer (list a b stray)))))
-
-(ert-deftest test-ai-term--next-agent-buffer-empty-queue-returns-nil ()
- "Boundary: an empty queue returns nil (nothing to switch to)."
- (should (null (cj/--ai-term-next-agent-buffer nil '()))))
-
-(provide 'test-ai-term--next-agent-buffer)
-;;; test-ai-term--next-agent-buffer.el ends here