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52 lines
2.1 KiB
EmacsLisp
52 lines
2.1 KiB
EmacsLisp
;;; benchmark-tests.el --- Test suite for benchmark. -*- lexical-binding: t -*-
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;; Copyright (C) 2017-2018 Free Software Foundation, Inc.
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it 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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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Code:
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(require 'benchmark)
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(require 'ert)
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(ert-deftest benchmark-tests ()
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(let (str t-long t-short)
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(should (consp (benchmark-run nil (1+ 0))))
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(should (consp (benchmark-run 1 (1+ 0))))
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(should (stringp (benchmark nil (1+ 0))))
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(should (stringp (benchmark 1 (1+ 0))))
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(should (consp (benchmark-run-compiled nil (1+ 0))))
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(should (consp (benchmark-run-compiled 1 (1+ 0))))
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;; First test is heavier, must need longer time.
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(should (> (car (benchmark-run nil
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(let ((n 100000)) (while (> n 1) (setq n (1- n))))))
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(car (benchmark-run nil (1+ 0)))))
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(should (> (car (benchmark-run nil
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(let ((n 100000)) (while (> n 1) (setq n (1- n))))))
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(car (benchmark-run nil (1+ 0)))))
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(should (> (car (benchmark-run-compiled nil
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(let ((n 100000)) (while (> n 1) (setq n (1- n))))))
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(car (benchmark-run-compiled nil (1+ 0)))))
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(setq str (benchmark nil '(let ((n 100000)) (while (> n 1) (setq n (1- n))))))
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(string-match "Elapsed time: \\([0-9.]+\\)" str)
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(setq t-long (string-to-number (match-string 1 str)))
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(setq str (benchmark nil '(1+ 0)))
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(string-match "Elapsed time: \\([0-9.]+\\)" str)
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(setq t-short (string-to-number (match-string 1 str)))
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(should (> t-long t-short))))
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;;; benchmark-tests.el ends here.
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