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;;; test-chime-notifications.el --- Tests for chime--notifications -*- lexical-binding: t; -*-
;; Copyright (C) 2024 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:
;; Unit tests for chime--notifications function.
;; Tests cover normal cases, boundary cases, and error cases.
;;; Code:
;; Initialize package system for batch mode
(when noninteractive
(package-initialize))
(require 'ert)
;; Load dependencies required by chime
(require 'dash)
(require 'alert)
(require 'async)
(require 'org-agenda)
;; Load chime from parent directory
(load (expand-file-name "../chime.el") nil t)
;; Load test utilities
(require 'testutil-general (expand-file-name "testutil-general.el"))
;;; Setup and Teardown
(defun test-chime-notifications-setup ()
"Setup function run before each test."
(chime-create-test-base-dir))
(defun test-chime-notifications-teardown ()
"Teardown function run after each test."
(chime-delete-test-base-dir))
;;; Normal Cases
(ert-deftest test-chime-notifications-single-time-single-interval-returns-pair ()
"Test that single time with single interval returns one notification pair."
(test-chime-notifications-setup)
(unwind-protect
(cl-letf* ((mock-time (encode-time 0 0 14 24 10 2025))
((symbol-function 'current-time) (lambda () mock-time))
;; Event at 14:10 (10 minutes from now)
(event-time (encode-time 0 10 14 24 10 2025))
(event `((times . ((("<2025-10-24 Fri 14:10>" . ,event-time))))
(title . "Test Event")
(intervals . (10))))
(result (chime--notifications event)))
;; Should return list with one pair
(should (listp result))
(should (= 1 (length result))))
(test-chime-notifications-teardown)))
(ert-deftest test-chime-notifications-single-time-multiple-intervals-returns-multiple-pairs ()
"Test that single time with multiple intervals returns multiple notification pairs."
(test-chime-notifications-setup)
(unwind-protect
(cl-letf* ((mock-time (encode-time 0 0 14 24 10 2025))
((symbol-function 'current-time) (lambda () mock-time))
;; Event at 14:10
(event-time (encode-time 0 10 14 24 10 2025))
(event `((times . ((("<2025-10-24 Fri 14:10>" . ,event-time))))
(title . "Test Event")
(intervals . (10 5)))) ; Two intervals, only 10 matches
(result (chime--notifications event)))
;; Should return only matching interval
(should (listp result))
(should (= 1 (length result))))
(test-chime-notifications-teardown)))
(ert-deftest test-chime-notifications-multiple-times-single-interval-returns-matching-pairs ()
"Test that multiple times with single interval returns matching notifications."
(test-chime-notifications-setup)
(unwind-protect
(cl-letf* ((mock-time (encode-time 0 0 14 24 10 2025))
((symbol-function 'current-time) (lambda () mock-time))
;; Two events: one at 14:10, one at 14:05
(event-time-1 (encode-time 0 10 14 24 10 2025))
(event-time-2 (encode-time 0 5 14 24 10 2025))
(event `((times . ((("<2025-10-24 Fri 14:10>" . ,event-time-1)
("<2025-10-24 Fri 14:05>" . ,event-time-2))))
(title . "Test Event")
(intervals . (10)))) ; Only first time matches
(result (chime--notifications event)))
;; Should return only matching time
(should (listp result))
(should (= 1 (length result))))
(test-chime-notifications-teardown)))
(ert-deftest test-chime-notifications-multiple-times-multiple-intervals-returns-all-matches ()
"Test that multiple times and intervals return all matching combinations."
(test-chime-notifications-setup)
(unwind-protect
(cl-letf* ((mock-time (encode-time 0 0 14 24 10 2025))
((symbol-function 'current-time) (lambda () mock-time))
;; Event at 14:10 and 14:05
(event-time-1 (encode-time 0 10 14 24 10 2025))
(event-time-2 (encode-time 0 5 14 24 10 2025))
(event `((times . ((("<2025-10-24 Fri 14:10>" . ,event-time-1)
("<2025-10-24 Fri 14:05>" . ,event-time-2))))
(title . "Test Event")
(intervals . (10 5)))) ; Both match (10 with first, 5 with second)
(result (chime--notifications event)))
;; Should return both matching pairs
(should (listp result))
(should (= 2 (length result))))
(test-chime-notifications-teardown)))
(ert-deftest test-chime-notifications-zero-interval-returns-current-time-match ()
"Test that zero interval (notify now) works correctly."
(test-chime-notifications-setup)
(unwind-protect
(cl-letf* ((mock-time (encode-time 0 0 14 24 10 2025))
((symbol-function 'current-time) (lambda () mock-time))
;; Event at exactly current time
(event-time (encode-time 0 0 14 24 10 2025))
(event `((times . ((("<2025-10-24 Fri 14:00>" . ,event-time))))
(title . "Test Event")
(intervals . (0))))
(result (chime--notifications event)))
;; Should return one matching pair
(should (listp result))
(should (= 1 (length result))))
(test-chime-notifications-teardown)))
(ert-deftest test-chime-notifications-filters-day-wide-events ()
"Test that day-wide events (without time) are filtered out."
(test-chime-notifications-setup)
(unwind-protect
(cl-letf* ((mock-time (encode-time 0 0 14 24 10 2025))
((symbol-function 'current-time) (lambda () mock-time))
;; Mix of day-wide and timed events
(event-time (encode-time 0 10 14 24 10 2025))
(event `((times . ((("<2025-10-24 Fri>" . ,event-time) ; Day-wide
("<2025-10-24 Fri 14:10>" . ,event-time)))) ; Timed
(title . "Test Event")
(intervals . (10))))
(result (chime--notifications event)))
;; Should return only timed event
(should (listp result))
(should (= 1 (length result))))
(test-chime-notifications-teardown)))
;;; Boundary Cases
(ert-deftest test-chime-notifications-empty-times-returns-empty-list ()
"Test that event with no times returns empty list."
(test-chime-notifications-setup)
(unwind-protect
(cl-letf* ((mock-time (encode-time 0 0 14 24 10 2025))
((symbol-function 'current-time) (lambda () mock-time))
(event `((times . (()))
(title . "Test Event")
(intervals . (10))))
(result (chime--notifications event)))
(should (listp result))
(should (= 0 (length result))))
(test-chime-notifications-teardown)))
(ert-deftest test-chime-notifications-empty-intervals-returns-empty-list ()
"Test that event with no intervals returns empty list."
(test-chime-notifications-setup)
(unwind-protect
(cl-letf* ((mock-time (encode-time 0 0 14 24 10 2025))
((symbol-function 'current-time) (lambda () mock-time))
(event-time (encode-time 0 10 14 24 10 2025))
(event `((times . ((("<2025-10-24 Fri 14:10>" . ,event-time))))
(title . "Test Event")
(intervals . ())))
(result (chime--notifications event)))
(should (listp result))
(should (= 0 (length result))))
(test-chime-notifications-teardown)))
;;; Error Cases
(ert-deftest test-chime-notifications-nil-times-returns-empty-list ()
"Test that event with nil times returns empty list."
(test-chime-notifications-setup)
(unwind-protect
(cl-letf* ((mock-time (encode-time 0 0 14 24 10 2025))
((symbol-function 'current-time) (lambda () mock-time))
(event `((times . (nil))
(title . "Test Event")
(intervals . (10))))
(result (chime--notifications event)))
(should (listp result))
(should (= 0 (length result))))
(test-chime-notifications-teardown)))
(ert-deftest test-chime-notifications-nil-intervals-returns-empty-list ()
"Test that event with nil intervals returns empty list."
(test-chime-notifications-setup)
(unwind-protect
(cl-letf* ((mock-time (encode-time 0 0 14 24 10 2025))
((symbol-function 'current-time) (lambda () mock-time))
(event-time (encode-time 0 10 14 24 10 2025))
(event `((times . ((("<2025-10-24 Fri 14:10>" . ,event-time))))
(title . "Test Event")
(intervals . nil)))
(result (chime--notifications event)))
(should (listp result))
(should (= 0 (length result))))
(test-chime-notifications-teardown)))
(provide 'test-chime-notifications)
;;; test-chime-notifications.el ends here
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