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;;; test-ai-vterm--pick-project.el --- Tests for cj/--ai-vterm-pick-project -*- lexical-binding: t; -*-
;;; Commentary:
;; The picker presents abbreviated paths to `completing-read', then
;; returns the absolute path corresponding to the user's choice. Empty
;; candidate set raises a `user-error' rather than offering an empty
;; prompt.
;;; Code:
(require 'ert)
(require 'cl-lib)
(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
(require 'ai-vterm)
(ert-deftest test-ai-vterm--pick-project-returns-absolute-path-of-choice ()
"Normal: user picks a candidate, picker returns its absolute path."
(cl-letf (((symbol-function 'cj/--ai-vterm-candidates)
(lambda () '("/home/u/code/foo" "/home/u/code/bar")))
((symbol-function 'completing-read)
(lambda (_p collection &rest _)
;; Pick the one whose display form matches ~/code/bar
;; (collection is alist of display . abs)
(car (cl-find-if
(lambda (cell) (string-match-p "bar" (car cell)))
collection)))))
(should (equal (cj/--ai-vterm-pick-project) "/home/u/code/bar"))))
(ert-deftest test-ai-vterm--pick-project-empty-candidates-raises-user-error ()
"Error: no candidates -> user-error rather than empty prompt."
(cl-letf (((symbol-function 'cj/--ai-vterm-candidates) (lambda () nil)))
(should-error (cj/--ai-vterm-pick-project) :type 'user-error)))
(ert-deftest test-ai-vterm--pick-project-presents-abbreviated-paths ()
"Normal: the completing-read collection holds abbreviated display forms."
(let (received-collection)
(cl-letf (((symbol-function 'cj/--ai-vterm-candidates)
(lambda () (list (expand-file-name "~/code/foo"))))
((symbol-function 'completing-read)
(lambda (_p collection &rest _)
(setq received-collection collection)
(caar collection))))
(cj/--ai-vterm-pick-project)
(should (equal (caar received-collection) "~/code/foo")))))
(ert-deftest test-ai-vterm--format-candidate-flags-running-project ()
"Normal: a path whose claude buffer has a live process gets a [running] suffix."
(let* ((path (expand-file-name "~/code/already-running"))
(buffer-name (cj/--ai-vterm-buffer-name path))
(buf (get-buffer-create buffer-name)))
(unwind-protect
(cl-letf (((symbol-function 'cj/--ai-vterm-process-live-p)
(lambda (b) (eq b buf))))
(should (equal (cj/--ai-vterm-format-candidate path)
(format "%s [running]" (abbreviate-file-name path)))))
(kill-buffer buf))))
(ert-deftest test-ai-vterm--format-candidate-omits-flag-when-not-running ()
"Boundary: a path with no buffer or no live process -> plain abbreviated path."
(let ((path (expand-file-name "~/code/not-running")))
;; Make sure no claude buffer exists for this path.
(let ((bn (cj/--ai-vterm-buffer-name path)))
(when (get-buffer bn) (kill-buffer bn)))
(should (equal (cj/--ai-vterm-format-candidate path)
(abbreviate-file-name path)))))
(provide 'test-ai-vterm--pick-project)
;;; test-ai-vterm--pick-project.el ends here
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