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;;; test-chime-time-left.el --- Tests for chime--time-left -*- 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--time-left 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-time-left-setup ()
"Setup function run before each test."
(chime-create-test-base-dir))
(defun test-chime-time-left-teardown ()
"Teardown function run after each test."
(chime-delete-test-base-dir))
;;; Normal Cases
(ert-deftest test-chime-time-left-one-minute-formats-correctly ()
"Test that 1 minute formats correctly."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 60)))
(should (stringp result))
(should (string-match-p "in 1 minute" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-five-minutes-formats-correctly ()
"Test that 5 minutes formats correctly."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 300)))
(should (stringp result))
(should (string-match-p "in 5 minutes" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-ten-minutes-formats-correctly ()
"Test that 10 minutes formats correctly."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 600)))
(should (stringp result))
(should (string-match-p "in 10 minutes" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-thirty-minutes-formats-correctly ()
"Test that 30 minutes formats correctly."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 1800)))
(should (stringp result))
(should (string-match-p "in 30 minutes" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-one-hour-formats-correctly ()
"Test that 1 hour formats correctly."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 3600)))
(should (stringp result))
;; At exactly 1 hour (3600s), still shows minutes format
(should (string-match-p "in 60 minutes" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-two-hours-formats-correctly ()
"Test that 2 hours formats correctly."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 7200)))
(should (stringp result))
(should (string-match-p "in 2 hours" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-one-hour-thirty-minutes-formats-correctly ()
"Test that 1 hour 30 minutes formats correctly."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 5400)))
(should (stringp result))
;; Should show both hours and minutes
(should (string-match-p "in 1 hour 30 minutes" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-three-hours-fifteen-minutes-formats-correctly ()
"Test that 3 hours 15 minutes formats correctly."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 11700)))
(should (stringp result))
(should (string-match-p "in 3 hours 15 minutes" result)))
(test-chime-time-left-teardown)))
;;; Boundary Cases
(ert-deftest test-chime-time-left-zero-seconds-returns-right-now ()
"Test that 0 seconds returns 'right now'."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 0)))
(should (stringp result))
(should (string-equal "right now" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-one-second-shows-right-now ()
"Test that 1 second shows 'right now'."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 1)))
(should (stringp result))
;; Less than a minute, but format-seconds might show "in 0 minutes"
;; or the implementation might handle this specially
(should result))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-fifty-nine-seconds-shows-minutes ()
"Test that 59 seconds shows in minutes format."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 59)))
(should (stringp result))
;; Should use minutes format (< 1 hour)
(should (string-match-p "in" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-exactly-one-hour-shows-minutes-format ()
"Test that exactly 1 hour shows minutes format."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 3600)))
(should (stringp result))
;; At exactly 3600s, still uses minutes format (boundary case)
(should (string-match-p "in 60 minutes" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-fifty-nine-minutes-shows-minutes-only ()
"Test that 59 minutes shows minutes format only."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 3540))) ; 59 minutes
(should (stringp result))
(should (string-match-p "in 59 minutes" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-twenty-four-hours-formats-correctly ()
"Test that 24 hours formats correctly."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 86400)))
(should (stringp result))
(should (string-match-p "in 24 hours" result)))
(test-chime-time-left-teardown)))
;;; Error Cases
(ert-deftest test-chime-time-left-negative-value-returns-right-now ()
"Test that negative value returns 'right now'."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left -60)))
(should (stringp result))
(should (string-equal "right now" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-large-negative-returns-right-now ()
"Test that large negative value returns 'right now'."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left -3600)))
(should (stringp result))
(should (string-equal "right now" result)))
(test-chime-time-left-teardown)))
(ert-deftest test-chime-time-left-very-large-value-formats-correctly ()
"Test that very large value (1 week) formats correctly."
(test-chime-time-left-setup)
(unwind-protect
(let ((result (chime--time-left 604800))) ; 1 week
(should (stringp result))
;; Should format with days/hours
(should (string-match-p "in" result)))
(test-chime-time-left-teardown)))
(provide 'test-chime-time-left)
;;; test-chime-time-left.el ends here
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