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

   1 ;;; template-tests.el --- company-mode tests  -*- lexical-binding: t -*-
   2
   3 ;; Copyright (C) 2015  Free Software Foundation, Inc.
   4
   5 ;; Author: Dmitry Gutov
   6
   7 ;; This file is part of GNU Emacs.
   8
   9 ;; GNU Emacs 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 of the License, or
  12 ;; (at your option) any later version.
  13
  14 ;; GNU Emacs 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 ;; You should have received a copy of the GNU General Public License
  20 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  21
  22 (require 'company-tests)
  23 (require 'company-template)
  24
  25 (defun company-template-field-assert-text (str &optional pos)
  26   (let ((field (company-template-field-at pos)))
  27     (should (equal (buffer-substring-no-properties
  28                     (overlay-start field)
  29                     (overlay-end field))
  30                    str))))
  31
  32 (ert-deftest company-template-removed-after-the-last-jump ()
  33   (with-temp-buffer
  34     (insert "{ }")
  35     (goto-char 2)
  36     (let ((tpl (company-template-declare-template (point) (1- (point-max)))))
  37       (save-excursion
  38         (dotimes (_ 2)
  39           (insert " foo")
  40           (company-template-add-field tpl (- (point) 3) (point))))
  41       (company-call 'template-forward-field)
  42       (should (= 3 (point)))
  43       (company-call 'template-forward-field)
  44       (should (= 7 (point)))
  45       (company-call 'template-forward-field)
  46       (should (= 11 (point)))
  47       (should (zerop (length (overlay-get tpl 'company-template-fields))))
  48       (should (null (overlay-buffer tpl))))))
  49
  50 (ert-deftest company-template-removed-after-input-and-jump ()
  51   (with-temp-buffer
  52     (insert "{ }")
  53     (goto-char 2)
  54     (let ((tpl (company-template-declare-template (point) (1- (point-max)))))
  55       (save-excursion
  56         (insert " bar")
  57         (company-template-add-field tpl (- (point) 3) (point)))
  58       (company-call 'template-move-to-first tpl)
  59       (should (= 3 (point)))
  60       (dolist (c (string-to-list "tee"))
  61         (let ((last-command-event c))
  62           (company-call 'self-insert-command 1)))
  63       (should (string= "{ tee }" (buffer-string)))
  64       (should (overlay-buffer tpl))
  65       (company-call 'template-forward-field)
  66       (should (= 7 (point)))
  67       (should (null (overlay-buffer tpl))))))
  68
  69 (ert-deftest company-template-c-like-templatify ()
  70   (with-temp-buffer
  71     (let ((text "foo(int a, short b)"))
  72       (insert text)
  73       (company-template-c-like-templatify text)
  74       (should (equal "foo(int a, short b)" (buffer-string)))
  75       (company-template-field-assert-text "int a"))))
  76
  77 (ert-deftest company-template-c-like-templatify-trims-after-closing-paren ()
  78   (with-temp-buffer
  79     (let ((text "foo(int a, short b)!@ #1334 a"))
  80       (insert text)
  81       (company-template-c-like-templatify text)
  82       (should (equal "foo(int a, short b)" (buffer-string)))
  83       (company-template-field-assert-text "int a"))))
  84
  85 (ert-deftest company-template-c-like-templatify-generics ()
  86   (with-temp-buffer
  87     (let ((text "foo<TKey, TValue>(int i, Dict<TKey, TValue>, long l)"))
  88       (insert text)
  89       (company-template-c-like-templatify text)
  90       (should (equal (buffer-string) text))
  91       (company-template-field-assert-text "TKey")
  92       (search-forward "Dict")
  93       (forward-char -1)
  94       (company-template-field-assert-text "Dict<TKey, TValue>"))))
  95
  96 (ert-deftest company-template-c-like-func-ptr ()
  97   (with-temp-buffer
  98     (let ((text "foo(*)(int)"))
  99       (insert text)
 100       (company-template-c-like-templatify text)
 101       (should (equal (buffer-string) "foo(int)"))
 102       (company-template-field-assert-text "int"))))
 103
 104 (ert-deftest company-clang-objc-templatify-empty-args ()
 105   (with-temp-buffer
 106     (let ((text "createBookWithTitle:andAuthor:"))
 107       (insert text)
 108       (company-template-objc-templatify text)
 109       (should (equal "createBookWithTitle:arg0 andAuthor:arg1" (buffer-string)))
 110       (should (looking-at "arg0"))
 111       (should (null (overlay-get (company-template-field-at) 'display))))))
 112
 113 (ert-deftest company-template-objc-templatify ()
 114   (with-temp-buffer
 115     (let ((text "createBookWithTitle:(NSString) andAuthor:(id)"))
 116       (insert text)
 117       (company-template-objc-templatify text)
 118       (should (equal (buffer-string) text))
 119       (company-template-field-assert-text "(NSString)"))))