code.delx.au - gnu-emacs-elpa/blob - ivy-test.el

   1 ;;; ivy-test.el --- tests for ivy
   2
   3 ;; Copyright (C) 2015  Free Software Foundation, Inc.
   4
   5 ;; Author: Oleh Krehel
   6
   7 ;; This file is part of GNU Emacs.
   8
   9 ;; This file is free software; you can redistribute it and/or modify
  10 ;; it under the terms of the GNU General Public License as published by
  11 ;; the Free Software Foundation; either version 3, or (at your option)
  12 ;; any later version.
  13
  14 ;; This program is distributed in the hope that it will be useful,
  15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 ;; GNU General Public License for more details.
  18
  19 ;; For a full copy of the GNU General Public License
  20 ;; see <http://www.gnu.org/licenses/>.
  21
  22 (require 'ert)
  23
  24 ;; useful for #'ivy-read-remap. It must arrive before (require 'ivy)
  25 (define-key global-map (kbd "<S-right>") #'end-of-buffer)
  26
  27 (require 'ivy)
  28 (require 'counsel)
  29
  30 (defvar ivy-expr nil
  31   "Holds a test expression to evaluate with `ivy-eval'.")
  32
  33 (defvar ivy-result nil
  34   "Holds the eval result of `ivy-expr' by `ivy-eval'.")
  35
  36 (defun ivy-eval ()
  37   "Evaluate `ivy-expr'."
  38   (interactive)
  39   (setq ivy-result (eval ivy-expr)))
  40
  41 (global-set-key (kbd "C-c e") 'ivy-eval)
  42
  43 (defun ivy-with (expr keys)
  44   "Evaluate EXPR followed by KEYS."
  45   (let ((ivy-expr expr))
  46     (execute-kbd-macro
  47      (vconcat (kbd "C-c e")
  48               (kbd keys)))
  49     ivy-result))
  50
  51 (ert-deftest ivy-read ()
  52   (should (equal
  53            (ivy-with '(ivy-read "pattern: " '("blue" "yellow"))
  54                      "C-m")
  55            "blue"))
  56   (should (equal
  57            (ivy-with '(ivy-read "pattern: " '("blue" "yellow"))
  58                      "y C-m")
  59            "yellow"))
  60   (should (equal
  61            (ivy-with '(ivy-read "pattern: " '("blue" "yellow"))
  62                      "y DEL b C-m")
  63            "blue"))
  64   (should (equal
  65            (ivy-with '(ivy-read "pattern: " '("blue" "yellow"))
  66                      "z C-m")
  67            "z"))
  68   (should (equal
  69            (ivy-with '(ivy-read "pattern: " '("blue" "yellow"))
  70                      "y <backspace> C-m")
  71            "blue"))
  72   (should (equal
  73            (ivy-with '(let ((ivy-re-builders-alist '((t . ivy--regex-fuzzy))))
  74                        (ivy-read "pattern: " '("package-list-packages" "something-else")))
  75                      "plp C-m")
  76            "package-list-packages"))
  77   (should (equal
  78            (ivy-with '(ivy-read "test" '("aaab" "aaac"))
  79                      "a C-n <tab> C-m")
  80            "aaac"))
  81   (should (equal
  82            (ivy-with '(ivy-read "pattern: " '("can do" "can" "can't do"))
  83                      "can C-m")
  84            "can")))
  85
  86 (ert-deftest ivy-read-remap ()
  87   (should (equal
  88            (ivy-with '(ivy-read "pattern: " '("blue" "yellow" "red"))
  89                   "<S-right> C-m")
  90            "red")))
  91
  92 (ert-deftest swiper--re-builder ()
  93   (setq swiper--width 4)
  94   (should (string= (swiper--re-builder "^")
  95                    "."))
  96   (should (string= (swiper--re-builder "^a")
  97                    "^ ?\\(a\\)"))
  98   (should (string= (swiper--re-builder "^a b")
  99                    "^ \\(a\\).*?\\(b\\)")))
 100
 101 (ert-deftest ivy--split ()
 102   (should (equal (ivy--split "King of the who?")
 103                  '("King" "of" "the" "who?")))
 104   (should (equal (ivy--split "The  Brittons.")
 105                  '("The Brittons.")))
 106   (should (equal (ivy--split "Who  are the  Brittons?")
 107                  '("Who are" "the Brittons?")))
 108   (should (equal (ivy--split "We're  all  Britons and   I   am your   king.")
 109                  '("We're all Britons"
 110                    "and  I  am"
 111                    "your  king.")))
 112   (should (equal (ivy--split "^[^ ]") '("^[^ ]")))
 113   (should (equal (ivy--split "^[^ ] bar") '("^[^ ]" "bar"))))
 114
 115 (ert-deftest ivy--regex ()
 116   (should (equal (ivy--regex
 117                   "\\(?:interactive\\|swiper\\) \\(?:list\\|symbol\\)")
 118                  "\\(\\(?:interactive\\|swiper\\)\\).*?\\(\\(?:list\\|symbol\\)\\)")))
 119
 120 (ert-deftest ivy--regex-fuzzy ()
 121   (should (string= (ivy--regex-fuzzy "tmux")
 122                    "\\(t\\).*\\(m\\).*\\(u\\).*\\(x\\)"))
 123   (should (string= (ivy--regex-fuzzy "^tmux")
 124                    "^\\(t\\).*\\(m\\).*\\(u\\).*\\(x\\)"))
 125   (should (string= (ivy--regex-fuzzy "^tmux$")
 126                    "^\\(t\\).*\\(m\\).*\\(u\\).*\\(x\\)$"))
 127   (should (string= (ivy--regex-fuzzy "")
 128                    ""))
 129   (should (string= (ivy--regex-fuzzy "^")
 130                    "^"))
 131   (should (string= (ivy--regex-fuzzy "$")
 132                    "$")))
 133
 134 (ert-deftest ivy--regex-ignore-order ()
 135   (should (equal (ivy--regex-ignore-order "tmux")
 136                  '(("tmux" . t))))
 137   (should (equal (ivy--regex-ignore-order "^tmux")
 138                  '(("^tmux" . t))))
 139   (should (equal (ivy--regex-ignore-order "^tmux$")
 140                  '(("^tmux$" . t))))
 141   (should (equal (ivy--regex-ignore-order "")
 142                  ""))
 143   (should (equal (ivy--regex-ignore-order "^")
 144                  '(("^" . t))))
 145   (should (equal (ivy--regex-ignore-order "$")
 146                  '(("$" . t))))
 147   (should (equal (ivy--regex-ignore-order "one two")
 148                  '(("one" . t) ("two" . t))))
 149   (should (equal (ivy--regex-ignore-order "one two !three")
 150                  '(("one" . t) ("two" . t) ("three"))))
 151   (should (equal (ivy--regex-ignore-order "one two !three four")
 152                  '(("one" . t) ("two" . t) ("three") ("four"))))
 153   (should (equal (ivy--regex-ignore-order "!three four")
 154                  '(("" . t) (("three") ("four"))))))
 155
 156 (ert-deftest ivy--format ()
 157   (should (string= (let ((ivy--index 10)
 158                          (ivy-format-function (lambda (x) (mapconcat #'identity x "\n")))
 159                          (cands '("NAME"
 160                                   "SYNOPSIS"
 161                                   "DESCRIPTION"
 162                                   "FUNCTION LETTERS"
 163                                   "SWITCHES"
 164                                   "DIAGNOSTICS"
 165                                   "EXAMPLE 1"
 166                                   "EXAMPLE 2"
 167                                   "EXAMPLE 3"
 168                                   "SEE ALSO"
 169                                   "AUTHOR")))
 170                      (ivy--format cands))
 171                    #("\nDESCRIPTION\nFUNCTION LETTERS\nSWITCHES\nDIAGNOSTICS\nEXAMPLE 1\nEXAMPLE 2\nEXAMPLE 3\nSEE ALSO\nAUTHOR"
 172                      0 90 (read-only nil)
 173                      90 96 (face ivy-current-match read-only nil)))))
 174
 175 (ert-deftest ivy--filter ()
 176   (setq ivy-last (make-ivy-state))
 177   (should (equal (ivy--filter "the" '("foo" "the" "The"))
 178                  '("the" "The")))
 179   (should (equal (ivy--filter "The" '("foo" "the" "The"))
 180                  '("The"))))
 181
 182 (ert-deftest counsel-unquote-regex-parens ()
 183   (should (equal (counsel-unquote-regex-parens
 184                   (ivy--regex "foo bar"))
 185                  "(foo).*?(bar)"))
 186   (should (equal (counsel-unquote-regex-parens
 187                   (ivy--regex "(foo bar"))
 188                  "(\\(foo).*?(bar)")))