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Diffstat (limited to 'tests/test-calendar-sync--date-weekday.el')
| -rw-r--r-- | tests/test-calendar-sync--date-weekday.el | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tests/test-calendar-sync--date-weekday.el b/tests/test-calendar-sync--date-weekday.el new file mode 100644 index 00000000..61a499bd --- /dev/null +++ b/tests/test-calendar-sync--date-weekday.el @@ -0,0 +1,35 @@ +;;; test-calendar-sync--date-weekday.el --- Tests for date weekday calculation -*- lexical-binding: t; -*- + +;;; Commentary: +;; Tests for calendar-sync--date-weekday. Returns 1 (Mon) through 7 (Sun). + +;;; Code: + +(require 'ert) +(require 'testutil-calendar-sync) +(require 'calendar-sync) + +;;; Normal Cases + +(ert-deftest test-calendar-sync--date-weekday-normal-known-date () + "2026-03-15 is a Sunday (7)." + (should (= 7 (calendar-sync--date-weekday '(2026 3 15))))) + +(ert-deftest test-calendar-sync--date-weekday-normal-monday () + "2026-03-16 is a Monday (1)." + (should (= 1 (calendar-sync--date-weekday '(2026 3 16))))) + +;;; Boundary Cases + +(ert-deftest test-calendar-sync--date-weekday-boundary-sunday-is-7 () + "Sunday returns 7, not 0 (Emacs decode-time returns 0 for Sunday)." + ;; 2026-01-04 is a Sunday + (should (= 7 (calendar-sync--date-weekday '(2026 1 4))))) + +(ert-deftest test-calendar-sync--date-weekday-boundary-saturday () + "Saturday returns 6." + ;; 2026-01-03 is a Saturday + (should (= 6 (calendar-sync--date-weekday '(2026 1 3))))) + +(provide 'test-calendar-sync--date-weekday) +;;; test-calendar-sync--date-weekday.el ends here |