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;;; calculator-tests.el --- Test suite for calculator. -*- lexical-binding: t -*-
;; Copyright (C) 2021 Free Software Foundation, Inc.
;; This file is 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 of the License, 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 <https://www.gnu.org/licenses/>.
;;; Code:
(require 'ert)
(require 'calculator)
(ert-deftest calculator-test-calculator-string-to-number ()
(dolist (x '(("" 0.0)
("+" 0.0)
("-" 0.0)
("." 0.0)
("+." 0.0)
("-." -0.0)
(".-" 0.0)
("--." 0.0)
("-0.0e" -0.0)
("1e1" 10.0)
("1e+1" 10.0)
("1e-1" 0.1)
("+1e1" 10.0)
("-1e1" -10.0)
("+1e-1" 0.1)
("-1e-1" -0.1)
(".1.e1" 0.1)
(".1..e1" 0.1)
("1e+1.1" 10.0)
("-2e-1.1" -0.2)))
(pcase x
(`(,str ,expected)
(let ((calculator-input-radix nil))
(should (equal (calculator-string-to-number str) expected)))))))
(provide 'calculator-tests)
;; calculator-tests.el ends here
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