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b21fa0e433
test_require_external prereq has to move to test-lib-common.sh, and the new shell functions print_emacs_header and time_emacs are provided. The somewhat indirect way of printing the output is to avoid the extra "" present on string values from emacsclient.
207 lines
6.9 KiB
EmacsLisp
207 lines
6.9 KiB
EmacsLisp
;;; test-lib.el --- auxiliary stuff for Notmuch Emacs tests
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;;
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;; Copyright © Carl Worth
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;; Copyright © David Edmondson
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;;
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;; This file is part of Notmuch test suit.
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;;
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;; Notmuch is free software: you can redistribute it and/or modify it
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;; under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;;
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;; Notmuch is distributed in the hope that it will be useful, but
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;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;; General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with Notmuch. If not, see <https://www.gnu.org/licenses/>.
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;;
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;; Authors: Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
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;;; Code:
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(require 'cl-lib)
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;; Ensure that the dynamic variables that are defined by this library
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;; are defined by the time that we let-bind them. This is needed
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;; because starting with Emacs 27 undeclared variables in evaluated
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;; interactive code (such as our tests) use lexical scope.
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(require 'smtpmail)
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;; `read-file-name' by default uses `completing-read' function to read
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;; user input. It does not respect `standard-input' variable which we
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;; use in tests to provide user input. So replace it with a plain
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;; `read' call.
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(setq read-file-name-function (lambda (&rest _) (read)))
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(defun notmuch-test-wait ()
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"Wait for process completion."
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(while (get-buffer-process (current-buffer))
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(accept-process-output nil 0.1)))
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(defun test-output (&optional filename)
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"Save current buffer to file FILENAME. Default FILENAME is OUTPUT."
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(notmuch-post-command)
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(write-region (point-min) (point-max) (or filename "OUTPUT")))
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(defun test-visible-output (&optional filename)
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"Save visible text in current buffer to file FILENAME. Default
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FILENAME is OUTPUT."
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(notmuch-post-command)
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(let ((text (visible-buffer-string))
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;; Tests expect output in UTF-8 encoding
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(coding-system-for-write 'utf-8))
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(with-temp-file (or filename "OUTPUT") (insert text))))
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(defun visible-buffer-string ()
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"Same as `buffer-string', but excludes invisible text and
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removes any text properties."
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(visible-buffer-substring (point-min) (point-max)))
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(defun visible-buffer-substring (start end)
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"Same as `buffer-substring-no-properties', but excludes
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invisible text."
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(let (str)
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(while (< start end)
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(let ((next-pos (next-char-property-change start end)))
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(unless (invisible-p start)
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(setq str (concat str (buffer-substring-no-properties
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start next-pos))))
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(setq start next-pos)))
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str))
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;; process-attributes is not defined everywhere, so define an
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;; alternate way to test if a process still exists.
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(defun test-process-running (pid)
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(= 0
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(signal-process pid 0)))
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(defun orphan-watchdog-check (pid)
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"Periodically check that the process with id PID is still
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running, quit if it terminated."
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(unless (test-process-running pid)
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(kill-emacs)))
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(defun orphan-watchdog (pid)
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"Initiate orphan watchdog check."
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(run-at-time 60 60 'orphan-watchdog-check pid))
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(defvar notmuch-hello-mode-hook-counter -100
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"Tests that care about this counter must let-bind it to 0.")
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(add-hook 'notmuch-hello-mode-hook
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(lambda () (cl-incf notmuch-hello-mode-hook-counter)))
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(defvar notmuch-hello-refresh-hook-counter -100
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"Tests that care about this counter must let-bind it to 0.")
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(add-hook 'notmuch-hello-refresh-hook
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(lambda () (cl-incf notmuch-hello-refresh-hook-counter)))
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(defvar notmuch-test-tag-hook-output nil)
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(defun notmuch-test-tag-hook () (push (cons query tag-changes) notmuch-test-tag-hook-output))
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(defun notmuch-test-mark-links ()
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"Enclose links in the current buffer with << and >>."
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;; Links are often created by jit-lock functions
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(jit-lock-fontify-now)
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(save-excursion
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(let ((inhibit-read-only t))
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(goto-char (point-min))
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(let ((button))
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(while (setq button (next-button (point)))
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(goto-char (button-start button))
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(insert "<<")
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(goto-char (button-end button))
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(insert ">>"))))))
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(defmacro notmuch-test-run (&rest body)
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"Evaluate a BODY of test expressions and output the result."
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`(with-temp-buffer
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(let ((buffer (current-buffer))
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(result (progn ,@body)))
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(switch-to-buffer buffer)
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(insert (if (stringp result)
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result
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(prin1-to-string result)))
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(test-output))))
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(defun notmuch-test-report-unexpected (output expected)
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"Report that the OUTPUT does not match the EXPECTED result."
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(concat "Expect:\t" (prin1-to-string expected) "\n"
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"Output:\t" (prin1-to-string output) "\n"))
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(defun notmuch-test-expect-equal (output expected)
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"Compare OUTPUT with EXPECTED. Report any discrepancies."
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(cond
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((equal output expected)
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t)
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((and (listp output)
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(listp expected))
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;; Reporting the difference between two lists is done by
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;; reporting differing elements of OUTPUT and EXPECTED
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;; pairwise. This is expected to make analysis of failures
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;; simpler.
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(apply #'concat (cl-loop for o in output
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for e in expected
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if (not (equal o e))
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collect (notmuch-test-report-unexpected o e))))
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(t
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(notmuch-test-report-unexpected output expected))))
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(defun notmuch-post-command ()
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(run-hooks 'post-command-hook))
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(defmacro notmuch-test-progn (&rest body)
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(cons 'progn
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(mapcar
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(lambda (x) `(prog1 ,x (notmuch-post-command)))
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body)))
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;; For testing functions in
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;; notmuch-{search,tree,unsorted}-result-format
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(defun notmuch-test-result-flags (format-string result)
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(let ((tags-to-letters (quote (("attachment" . "&")
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("signed" . "=")
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("unread" . "u")
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("inbox" . "i"))))
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(tags (plist-get result :tags)))
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(format format-string
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(mapconcat (lambda (t2l)
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(if (member (car t2l) tags)
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(cdr t2l)
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" "))
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tags-to-letters ""))))
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;; Log any signalled error (and other messages) to MESSAGES
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;; Log "COMPLETE" if forms complete without error.
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(defmacro test-log-error (&rest body)
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`(progn
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(with-current-buffer "*Messages*"
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(let ((inhibit-read-only t)) (erase-buffer)))
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(condition-case err
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(progn ,@body
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(message "COMPLETE"))
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(t (message "%s" err)))
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(with-current-buffer "*Messages*" (test-output "MESSAGES"))))
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(defmacro test-time (&rest body)
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`(let ((results (mapcar (lambda (x) (/ x 5.0)) (benchmark-run 5 ,@body))))
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(message "\t\t%0.2f\t%0.2f\t%0.2f" (nth 0 results) (nth 1 results) (nth 2 results))
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(with-current-buffer "*Messages*" (test-output "MESSAGES"))))
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;; For historical reasons, we hide deleted tags by default in the test
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;; suite
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(setq notmuch-tag-deleted-formats
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'((".*" nil)))
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;; Also for historical reasons, we set the fcc handler to file not
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;; insert.
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(setq notmuch-maildir-use-notmuch-insert nil)
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;; force a common html renderer, to avoid test variations between
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;; environments
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(setq mm-text-html-renderer 'html2text)
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