--- /dev/null
+;;; gnustest-registry.el --- Registry and Gnus registry testing for Gnus
+;; Copyright (C) 2011-2016 Free Software Foundation, Inc.
+
+;; Author: Ted Zlatanov <tzz@lifelogs.com>
+
+;; This file is not part of GNU Emacs.
+
+;; GNU Emacs 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, or (at your option)
+;; any later version.
+
+;; GNU Emacs 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 GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;;; Code:
+
+(eval-when-compile
+ (when (null (ignore-errors (require 'ert)))
+ (defmacro* ert-deftest (name () &body docstring-keys-and-body))))
+
+(ignore-errors
+ (require 'ert))
+
+(require 'registry)
+(require 'gnus-registry)
+
+(ert-deftest gnustest-registry-instantiation-test ()
+ (should (registry-db "Testing")))
+
+(ert-deftest gnustest-registry-match-test ()
+ (let ((entry '((hello "goodbye" "bye") (blank))))
+
+ (message "Testing :regex matching")
+ (should (registry--match :regex entry '((hello "nye" "bye"))))
+ (should (registry--match :regex entry '((hello "good"))))
+ (should-not (registry--match :regex entry '((hello "nye"))))
+ (should-not (registry--match :regex entry '((hello))))
+
+ (message "Testing :member matching")
+ (should (registry--match :member entry '((hello "bye"))))
+ (should (registry--match :member entry '((hello "goodbye"))))
+ (should-not (registry--match :member entry '((hello "good"))))
+ (should-not (registry--match :member entry '((hello "nye"))))
+ (should-not (registry--match :member entry '((hello)))))
+ (message "Done with matching testing."))
+
+(defun gnustest-registry-sort-function (l r)
+ "Sort lower values of sort-field earlier."
+ (< (cadr (assq 'sort-field l))
+ (cadr (assq 'sort-field r))))
+
+(defun gnustest-registry-make-testable-db (n &optional prune-factor name file)
+ (let* ((db (registry-db
+ (or name "Testing")
+ :file (or file "unused")
+ :max-size n
+ :prune-factor (or prune-factor 0.1)
+ :precious '(extra more-extra)
+ :tracked '(sender subject groups))))
+ (dotimes (i n)
+ (registry-insert db i `((sender "me")
+ (subject "about you")
+ (more-extra) ; Empty data key should be pruned.
+ ;; First 5 entries will NOT have this extra data.
+ ,@(when (< 4 i) (list (list 'extra "more data")))
+ (sort-field ,(- n i))
+ (groups ,(number-to-string i)))))
+ db))
+
+(ert-deftest gnustest-registry-usage-test ()
+ (let* ((n 100)
+ (db (gnustest-registry-make-testable-db n)))
+ (message "size %d" n)
+ (should (= n (registry-size db)))
+ (message "max-hard test")
+ (should-error (registry-insert db "new" '()))
+ (message "Individual lookup")
+ (should (= 58 (caadr (registry-lookup db '(1 58 99)))))
+ (message "Grouped individual lookup")
+ (should (= 3 (length (registry-lookup db '(1 58 99)))))
+ (when (boundp 'lexical-binding)
+ (message "Individual lookup (breaks before lexbind)")
+ (should (= 58
+ (caadr (registry-lookup-breaks-before-lexbind db '(1 58 99)))))
+ (message "Grouped individual lookup (breaks before lexbind)")
+ (should (= 3
+ (length (registry-lookup-breaks-before-lexbind db
+ '(1 58 99))))))
+ (message "Search")
+ (should (= n (length (registry-search db :all t))))
+ (should (= n (length (registry-search db :member '((sender "me"))))))
+ (message "Secondary index search")
+ (should (= n (length (registry-lookup-secondary-value db 'sender "me"))))
+ (should (equal '(74) (registry-lookup-secondary-value db 'groups "74")))
+ (message "Delete")
+ (should (registry-delete db '(1) t))
+ (decf n)
+ (message "Search after delete")
+ (should (= n (length (registry-search db :all t))))
+ (message "Secondary search after delete")
+ (should (= n (length (registry-lookup-secondary-value db 'sender "me"))))
+ (message "Done with usage testing.")))
+
+(ert-deftest gnustest-registry-pruning-test ()
+ "Check that precious entries are never pruned."
+ (let ((dbs (list
+ ;; Can prune fully without touching precious entries.
+ (gnustest-registry-make-testable-db 10 0.1)
+ ;; Pruning limited by precious entries.
+ (gnustest-registry-make-testable-db 10 0.6))))
+ (dolist (db dbs)
+ (message "Pruning")
+ (let* ((size (registry-size db))
+ (limit (- (oref db :max-size)
+ (* (oref db :max-size)
+ (oref db :prune-factor))))
+ (keepers (registry-search db :member '((extra "more data"))))
+ (expected-prune-count (min (- size (length keepers))
+ (- size limit)))
+ (actual-prune-count (registry-prune db)))
+ (ert-info
+ ((format "Expected to prune %d entries but pruned %d"
+ expected-prune-count actual-prune-count)
+ :prefix "Error: ")
+ (should (= expected-prune-count actual-prune-count)))))))
+
+(ert-deftest gnustest-registry-pruning-sort-test ()
+ "Check that entries are sorted properly before pruning."
+ (let ((db (gnustest-registry-make-testable-db 10 0.4))
+ ;; These entries have the highest 'sort-field values. Pruning
+ ;; sorts by lowest values first, then prunes from the front of
+ ;; the list, so these entries survive
+ (expected-survivors '(5 6 7 8 9 0))
+ actual-survivors disjunct)
+ (registry-prune
+ db #'gnustest-registry-sort-function)
+ (maphash (lambda (k v) (push k actual-survivors))
+ (oref db :data))
+ (setq disjunct (cl-set-exclusive-or
+ expected-survivors
+ actual-survivors))
+ (ert-info
+ ((format "Incorrect pruning: %s" disjunct)
+ :prefix "Error: ")
+ (should (null disjunct)))))
+
+(ert-deftest gnustest-registry-persistence-test ()
+ (let* ((n 100)
+ (tempfile (make-temp-file "registry-persistence-"))
+ (name "persistence tester")
+ (db (gnustest-registry-make-testable-db n nil name tempfile))
+ size back)
+ (message "Saving to %s" tempfile)
+ (eieio-persistent-save db)
+ (setq size (nth 7 (file-attributes tempfile)))
+ (message "Saved to %s: size %d" tempfile size)
+ (should (< 0 size))
+ (with-temp-buffer
+ (insert-file-contents-literally tempfile)
+ (should (looking-at (concat ";; Object "
+ name
+ "\n;; EIEIO PERSISTENT OBJECT"))))
+ (message "Reading object back")
+ (setq back (eieio-persistent-read tempfile))
+ (should back)
+ (message "Read object back: %d keys, expected %d==%d"
+ (registry-size back) n (registry-size db))
+ (should (= (registry-size back) n))
+ (should (= (registry-size back) (registry-size db)))
+ (delete-file tempfile))
+ (message "Done with persistence testing."))
+
+(ert-deftest gnustest-gnus-registry-misc-test ()
+ (should-error (gnus-registry-extract-addresses '("" "")))
+
+ (should (equal '("Ted Zlatanov <tzz@lifelogs.com>"
+ "noname <ed@you.me>"
+ "noname <cyd@stupidchicken.com>"
+ "noname <tzz@lifelogs.com>")
+ (gnus-registry-extract-addresses
+ (concat "Ted Zlatanov <tzz@lifelogs.com>, "
+ "ed <ed@you.me>, " ; "ed" is not a valid name here
+ "cyd@stupidchicken.com, "
+ "tzz@lifelogs.com")))))
+
+(ert-deftest gnustest-gnus-registry-usage-test ()
+ (let* ((n 100)
+ (tempfile (make-temp-file "gnus-registry-persist"))
+ (db (gnus-registry-make-db tempfile))
+ (gnus-registry-db db)
+ back size)
+ (message "Adding %d keys to the test Gnus registry" n)
+ (dotimes (i n)
+ (let ((id (number-to-string i)))
+ (gnus-registry-handle-action id
+ (if (>= 50 i) "fromgroup" nil)
+ "togroup"
+ (when (>= 70 i)
+ (format "subject %d" (mod i 10)))
+ (when (>= 80 i)
+ (format "sender %d" (mod i 10))))))
+ (message "Testing Gnus registry size is %d" n)
+ (should (= n (registry-size db)))
+ (message "Looking up individual keys (registry-lookup)")
+ (should (equal (loop for e
+ in (mapcar 'cadr
+ (registry-lookup db '("20" "83" "72")))
+ collect (assq 'subject e)
+ collect (assq 'sender e)
+ collect (assq 'group e))
+ '((subject "subject 0") (sender "sender 0") (group "togroup")
+ (subject) (sender) (group "togroup")
+ (subject) (sender "sender 2") (group "togroup"))))
+
+ (message "Looking up individual keys (gnus-registry-id-key)")
+ (should (equal (gnus-registry-get-id-key "34" 'group) '("togroup")))
+ (should (equal (gnus-registry-get-id-key "34" 'subject) '("subject 4")))
+ (message "Trying to insert a duplicate key")
+ (should-error (gnus-registry-insert db "55" '()))
+ (message "Looking up individual keys (gnus-registry-get-or-make-entry)")
+ (should (gnus-registry-get-or-make-entry "22"))
+ (message "Saving the Gnus registry to %s" tempfile)
+ (should (gnus-registry-save tempfile db))
+ (setq size (nth 7 (file-attributes tempfile)))
+ (message "Saving the Gnus registry to %s: size %d" tempfile size)
+ (should (< 0 size))
+ (with-temp-buffer
+ (insert-file-contents-literally tempfile)
+ (should (looking-at (concat ";; Object "
+ "Gnus Registry"
+ "\n;; EIEIO PERSISTENT OBJECT"))))
+ (message "Reading Gnus registry back")
+ (setq back (eieio-persistent-read tempfile))
+ (should back)
+ (message "Read Gnus registry back: %d keys, expected %d==%d"
+ (registry-size back) n (registry-size db))
+ (should (= (registry-size back) n))
+ (should (= (registry-size back) (registry-size db)))
+ (delete-file tempfile)
+ (message "Pruning Gnus registry to 0 by setting :max-size")
+ (oset db :max-size 0)
+ (registry-prune db)
+ (should (= (registry-size db) 0)))
+ (message "Done with Gnus registry usage testing."))
+
+(provide 'gnustest-registry)
+
+;; Local Variables:
+;; no-byte-compile: t
+;; no-update-autoloads: t
+;; End: