csv-mode-tests.el (4786B)
1 ;;; csv-mode-tests.el --- Tests for CSV mode -*- lexical-binding: t; -*- 2 3 ;; Copyright (C) 2020-2022 Free Software Foundation, Inc 4 5 ;; Author: Simen Heggestøyl <simenheg@runbox.com> 6 ;; Keywords: 7 8 ;; This program is free software; you can redistribute it and/or modify 9 ;; it under the terms of the GNU General Public License as published by 10 ;; the Free Software Foundation, either version 3 of the License, or 11 ;; (at your option) any later version. 12 13 ;; This program is distributed in the hope that it will be useful, 14 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of 15 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 ;; GNU General Public License for more details. 17 18 ;; You should have received a copy of the GNU General Public License 19 ;; along with this program. If not, see <https://www.gnu.org/licenses/>. 20 21 ;;; Commentary: 22 23 ;; 24 25 ;;; Code: 26 27 (require 'ert) 28 (require 'csv-mode) 29 (eval-when-compile (require 'subr-x)) 30 31 (ert-deftest csv-tests-end-of-field () 32 (with-temp-buffer 33 (csv-mode) 34 (insert "aaa,bbb") 35 (goto-char (point-min)) 36 (csv-end-of-field) 37 (should (equal (buffer-substring (point-min) (point)) "aaa")) 38 (forward-char) 39 (csv-end-of-field) 40 (should (equal (buffer-substring (point-min) (point)) 41 "aaa,bbb")))) 42 43 (ert-deftest csv-tests-end-of-field-with-quotes () 44 (with-temp-buffer 45 (csv-mode) 46 (insert "aaa,\"b,b\"") 47 (goto-char (point-min)) 48 (csv-end-of-field) 49 (should (equal (buffer-substring (point-min) (point)) "aaa")) 50 (forward-char) 51 (csv-end-of-field) 52 (should (equal (buffer-substring (point-min) (point)) 53 "aaa,\"b,b\"")))) 54 55 (ert-deftest csv-tests-beginning-of-field () 56 (with-temp-buffer 57 (csv-mode) 58 (insert "aaa,bbb") 59 (csv-beginning-of-field) 60 (should (equal (buffer-substring (point) (point-max)) "bbb")) 61 (backward-char) 62 (csv-beginning-of-field) 63 (should (equal (buffer-substring (point) (point-max)) 64 "aaa,bbb")))) 65 66 (ert-deftest csv-tests-beginning-of-field-with-quotes () 67 (with-temp-buffer 68 (csv-mode) 69 (insert "aaa,\"b,b\"") 70 (csv-beginning-of-field) 71 (should (equal (buffer-substring (point) (point-max)) "\"b,b\"")) 72 (backward-char) 73 (csv-beginning-of-field) 74 (should (equal (buffer-substring (point) (point-max)) 75 "aaa,\"b,b\"")))) 76 77 (defun csv-tests--align-fields (before after) 78 (with-temp-buffer 79 (insert (string-join before "\n")) 80 (csv-align-fields t (point-min) (point-max)) 81 (should (equal (buffer-string) (string-join after "\n"))))) 82 83 (ert-deftest csv-tests-align-fields () 84 (csv-tests--align-fields 85 '("aaa,bbb,ccc" 86 "1,2,3") 87 '("aaa, bbb, ccc" 88 "1 , 2 , 3"))) 89 90 (ert-deftest csv-tests-align-fields-with-quotes () 91 (csv-tests--align-fields 92 '("aaa,\"b,b\",ccc" 93 "1,2,3") 94 '("aaa, \"b,b\", ccc" 95 "1 , 2 , 3"))) 96 97 ;; Bug#14053 98 (ert-deftest csv-tests-align-fields-double-quote-comma () 99 (csv-tests--align-fields 100 '("1,2,3" 101 "a,\"b\"\"c,\",d") 102 '("1, 2 , 3" 103 "a, \"b\"\"c,\", d"))) 104 105 (defvar csv-tests--data 106 "1,4;Sun, 2022-04-10;4,12 107 8;Mon, 2022-04-11;3,19 108 3,2;Tue, 2022-04-12;1,00 109 2;Wed, 2022-04-13;0,37 110 9;Wed, 2022-04-13;0,37") 111 112 (ert-deftest csv-tests-guess-separator () 113 (should-not (csv-guess-separator "")) 114 (should (= (csv-guess-separator csv-tests--data 3) ?,)) 115 (should (= (csv-guess-separator csv-tests--data) ?\;)) 116 (should (= (csv-guess-separator csv-tests--data) 117 (csv-guess-separator csv-tests--data 118 (length csv-tests--data))))) 119 120 (ert-deftest csv-tests-separator-candidates () 121 (should-not (csv--separator-candidates "")) 122 (should-not (csv--separator-candidates csv-tests--data 0)) 123 (should 124 (equal (sort (csv--separator-candidates csv-tests--data 4) #'<) 125 '(?, ?\;))) 126 (should 127 (equal (sort (csv--separator-candidates csv-tests--data) #'<) 128 '(?\s ?, ?- ?\;))) 129 (should 130 (equal 131 (sort (csv--separator-candidates csv-tests--data) #'<) 132 (sort (csv--separator-candidates csv-tests--data 133 (length csv-tests--data)) 134 #'<)))) 135 136 (ert-deftest csv-tests-separator-score () 137 (should (< (csv--separator-score ?, csv-tests--data) 138 (csv--separator-score ?\s csv-tests--data) 139 (csv--separator-score ?- csv-tests--data))) 140 (should (= (csv--separator-score ?- csv-tests--data) 141 (csv--separator-score ?\; csv-tests--data))) 142 (should (= 0 (csv--separator-score ?\; csv-tests--data 0))) 143 (should (= (csv--separator-score ?\; csv-tests--data) 144 (csv--separator-score ?\; csv-tests--data 145 (length csv-tests--data))))) 146 147 (provide 'csv-mode-tests) 148 ;;; csv-mode-tests.el ends here