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;;; test-org-drill-statistics-overview-counts.el --- Tests for overview-counts statistics -*- lexical-binding: t; -*-
;;; Commentary:
;; ERT tests for the org-drill statistics dashboard overview-counts block.
;;; Code:
(require 'ert)
(require 'org-drill)
(require 'cl-lib)
(require 'org)
;;; test-org-drill-statistics-overview-counts.el --- overview-counts tests -*- lexical-binding: t; -*-
;;; Commentary:
;; Tests for `org-drill-statistics--overview-counts': walk the drill
;; entries in a scope and bucket them into a (:total :new :mature
;; :lapsed) plist via `org-drill-entry-status'.
;;; Code:
(defmacro with-fixed-now (&rest body)
"Run BODY with `current-time' pinned to 2026-05-05 12:00."
`(cl-letf (((symbol-function 'current-time)
(lambda () (encode-time 0 0 12 5 5 2026))))
,@body))
(defmacro with-overview-buffer (content &rest body)
"Insert CONTENT into a temp org buffer, then run BODY at point-min."
(declare (indent 1))
`(with-temp-buffer
(let ((org-startup-folded nil))
(insert ,content)
(org-mode)
(goto-char (point-min))
,@body)))
;;;; Normal cases
(ert-deftest test-org-drill-statistics-overview-counts-mixed-population ()
"A buffer with one new, one mature (young), and one lapsed card buckets
each correctly and totals three."
(with-overview-buffer
(concat
"* New card :drill:\nbody of a brand new card\n"
"* Young card :drill:\n"
"SCHEDULED: <2026-05-04 Mon>\n"
":PROPERTIES:\n"
":DRILL_LAST_QUALITY: 5\n:DRILL_LAST_INTERVAL: 3\n"
":DRILL_TOTAL_REPEATS: 2\n:END:\nbody\n"
"* Lapsed card :drill:\n"
"SCHEDULED: <2026-04-30 Thu>\n"
":PROPERTIES:\n"
":DRILL_LAST_QUALITY: 1\n:DRILL_LAST_INTERVAL: 5\n"
":DRILL_TOTAL_REPEATS: 3\n:END:\nbody\n")
(with-fixed-now
(let ((counts (org-drill-statistics--overview-counts 'file)))
(should (= 3 (plist-get counts :total)))
(should (= 1 (plist-get counts :new)))
(should (= 1 (plist-get counts :mature)))
(should (= 1 (plist-get counts :lapsed)))))))
(ert-deftest test-org-drill-statistics-overview-counts-overdue-counts-as-mature ()
"An :overdue card lands in the mature bucket, not its own."
(with-overview-buffer
(concat
"* Very overdue :drill:\n"
"SCHEDULED: <2026-04-15 Wed>\n"
":PROPERTIES:\n"
":DRILL_LAST_QUALITY: 5\n:DRILL_LAST_INTERVAL: 5\n"
":DRILL_TOTAL_REPEATS: 3\n:END:\nbody\n")
(with-fixed-now
(let ((counts (org-drill-statistics--overview-counts 'file)))
(should (= 1 (plist-get counts :total)))
(should (= 0 (plist-get counts :new)))
(should (= 1 (plist-get counts :mature)))
(should (= 0 (plist-get counts :lapsed)))))))
(ert-deftest test-org-drill-statistics-overview-counts-future-counts-in-total-only ()
"A future-scheduled card counts toward :total but not new/mature/lapsed."
(with-overview-buffer
(concat
"* Future card :drill:\n"
"SCHEDULED: <2026-05-10 Sun>\n"
"body\n")
(with-fixed-now
(let ((counts (org-drill-statistics--overview-counts 'file)))
(should (= 1 (plist-get counts :total)))
(should (= 0 (plist-get counts :new)))
(should (= 0 (plist-get counts :mature)))
(should (= 0 (plist-get counts :lapsed)))))))
;;;; Boundary cases
(ert-deftest test-org-drill-statistics-overview-counts-empty-buffer-all-zero ()
"No headings at all yields zero across every bucket."
(with-overview-buffer "Just some prose, no headings.\n"
(with-fixed-now
(let ((counts (org-drill-statistics--overview-counts 'file)))
(should (= 0 (plist-get counts :total)))
(should (= 0 (plist-get counts :new)))
(should (= 0 (plist-get counts :mature)))
(should (= 0 (plist-get counts :lapsed)))))))
(ert-deftest test-org-drill-statistics-overview-counts-non-drill-headings-ignored ()
"Plain headings without the drill tag never reach :total."
(with-overview-buffer
(concat
"* Plain heading one\nbody\n"
"* The only drill :drill:\nbody of a new card\n"
"* Plain heading two\nbody\n")
(with-fixed-now
(let ((counts (org-drill-statistics--overview-counts 'file)))
(should (= 1 (plist-get counts :total)))
(should (= 1 (plist-get counts :new)))))))
(ert-deftest test-org-drill-statistics-overview-counts-single-new-card ()
"A single new card: total and new are one, the rest zero."
(with-overview-buffer "* Lonely :drill:\nbody of the only card\n"
(with-fixed-now
(let ((counts (org-drill-statistics--overview-counts 'file)))
(should (= 1 (plist-get counts :total)))
(should (= 1 (plist-get counts :new)))
(should (= 0 (plist-get counts :mature)))
(should (= 0 (plist-get counts :lapsed)))))))
(ert-deftest test-org-drill-statistics-overview-counts-empty-drill-card-not-counted ()
"A drill-tagged heading with an empty body and a default card type has
status nil and is excluded from :total."
(with-overview-buffer
"* Empty drill :drill:\n:PROPERTIES:\n:ID: x\n:END:\n"
(with-fixed-now
(let ((counts (org-drill-statistics--overview-counts 'file)))
(should (= 0 (plist-get counts :total)))))))
;;;; Error / robustness cases
(ert-deftest test-org-drill-statistics-overview-counts-returns-plist-shape ()
"The return value always carries the four documented keys, even when
the buffer holds no cards."
(with-overview-buffer "no headings here\n"
(with-fixed-now
(let ((counts (org-drill-statistics--overview-counts 'file)))
(should (plist-member counts :total))
(should (plist-member counts :new))
(should (plist-member counts :mature))
(should (plist-member counts :lapsed))
(should (cl-every #'integerp
(list (plist-get counts :total)
(plist-get counts :new)
(plist-get counts :mature)
(plist-get counts :lapsed))))))))
(ert-deftest test-org-drill-statistics-overview-counts-totals-are-additive ()
"New + mature + lapsed never exceeds :total, and the dormant remainder
(:total minus the three actionable buckets) is non-negative."
(with-overview-buffer
(concat
"* New :drill:\nbody one\n"
"* Young :drill:\n"
"SCHEDULED: <2026-05-04 Mon>\n"
":PROPERTIES:\n"
":DRILL_LAST_QUALITY: 5\n:DRILL_LAST_INTERVAL: 3\n"
":DRILL_TOTAL_REPEATS: 2\n:END:\nbody\n"
"* Future :drill:\n"
"SCHEDULED: <2026-05-10 Sun>\n"
"body\n")
(with-fixed-now
(let* ((counts (org-drill-statistics--overview-counts 'file))
(actionable (+ (plist-get counts :new)
(plist-get counts :mature)
(plist-get counts :lapsed))))
(should (>= (plist-get counts :total) actionable))
;; one new + one young + one future dormant = total 3, actionable 2
(should (= 3 (plist-get counts :total)))
(should (= 2 actionable))))))
(provide 'test-org-drill-statistics-overview-counts)
;;; test-org-drill-statistics-overview-counts.el ends here
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