;;; test-pearl-sync-wrappers.el --- Tests for sync wrappers + pagination -*- lexical-binding: t; -*-

;; Copyright (C) 2026 Craig Jennings

;; Author: Craig Jennings <c@cjennings.net>

;; This program is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.

;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.

;; You should have received a copy of the GNU General Public License
;; along with this program.  If not, see <http://www.gnu.org/licenses/>.

;;; Commentary:

;; Tests for the synchronous busy-wait wrappers (teams, states, create) and
;; the completing-read-driven selectors.  The HTTP boundary is stubbed;
;; `completing-read' is stubbed for the selectors.

;;; Code:

(require 'test-bootstrap (expand-file-name "test-bootstrap.el"))
(require 'testutil-request (expand-file-name "testutil-request.el"))
(require 'cl-lib)

;;; Synchronous wrappers

(ert-deftest test-pearl-get-teams-sync-returns-teams ()
  "The sync teams wrapper returns the async result."
  (testutil-linear-with-response
      '((data (teams (nodes . (((id . "t1") (name . "Eng")))))))
    (should (= 1 (length (pearl-get-teams))))))

(ert-deftest test-pearl-get-states-sync-returns-states ()
  "The sync states wrapper returns the async result."
  (testutil-linear-with-response
      '((data (team (states (nodes . (((id . "s1") (name . "Todo")))))) ))
    (should (= 1 (length (pearl-get-states "team-1"))))))

(ert-deftest test-pearl-create-issue-sync-returns-issue ()
  "The sync create wrapper returns the created issue node."
  (testutil-linear-with-response
      '((data (issueCreate (success . t) (issue (id . "i1") (identifier . "ENG-1") (title . "T")))))
    (should (string-equal "ENG-1" (cdr (assoc 'identifier (pearl-create-issue "T" "" "team")))))))

(ert-deftest test-pearl-sync-wrapper-times-out-without-callback ()
  "A sync wrapper returns nil instead of hanging when no callback fires."
  (let ((pearl-request-timeout 0.3)
        (pearl-api-key "test-key"))
    (cl-letf (((symbol-function 'request) (lambda (&rest _) nil)))
      (should (null (pearl-get-teams))))))

;;; Selectors (completing-read stubbed)

(ert-deftest test-pearl-select-team-returns-chosen-team ()
  "Selecting a team returns the matching team alist."
  (let ((pearl--cache-teams '(((id . "t1") (name . "Eng"))
                                     ((id . "t2") (name . "Ops")))))
    (cl-letf (((symbol-function 'completing-read) (lambda (&rest _) "Ops")))
      (should (string-equal "t2" (cdr (assoc 'id (pearl-select-team))))))))

(ert-deftest test-pearl-select-project-returns-chosen-project ()
  "Selecting a project returns the matching project alist."
  (cl-letf (((symbol-function 'pearl-get-projects)
             (lambda (_tid) '(((id . "p1") (name . "Platform")))))
            ((symbol-function 'completing-read) (lambda (&rest _) "Platform")))
    (should (string-equal "p1" (cdr (assoc 'id (pearl-select-project "team-1")))))))

(ert-deftest test-pearl-select-project-none-returns-nil ()
  "Choosing None returns nil."
  (cl-letf (((symbol-function 'pearl-get-projects)
             (lambda (_tid) '(((id . "p1") (name . "Platform")))))
            ((symbol-function 'completing-read) (lambda (&rest _) "None")))
    (should (null (pearl-select-project "team-1")))))

(provide 'test-pearl-sync-wrappers)
;;; test-pearl-sync-wrappers.el ends here