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98 lines
3.1 KiB
EmacsLisp
98 lines
3.1 KiB
EmacsLisp
;;; imenu-tests.el --- Test suite for imenu. -*- lexical-binding:t -*-
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;; Copyright (C) 2013-2021 Free Software Foundation, Inc.
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;; Author: Masatake YAMATO <yamato@redhat.com>
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;; Keywords: tools convenience
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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 'ert)
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(require 'imenu)
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;; (imenu-simple-scan-deftest-gather-strings-from-list
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;; '(nil t 'a (0 . "x") ("c" . "d") ("a" 0 "b") ))
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;; => ("b" "a" "d" "c" "x")
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(defun imenu-simple-scan-deftest-gather-strings-from-list(input)
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"Gather strings from INPUT, a list."
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(let ((result ()))
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(while input
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(cond
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((stringp input)
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(setq result (cons input result)
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input nil))
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((atom input)
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(setq input nil))
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((listp (car input))
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(setq result (append
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(imenu-simple-scan-deftest-gather-strings-from-list (car input))
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result)
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input (cdr input)))
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((stringp (car input))
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(setq result (cons (car input) result)
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input (cdr input)))
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(t
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(setq input (cdr input)))))
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result))
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(defmacro imenu-simple-scan-deftest (name doc mode content expected-items)
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"Generate an ert test for mode-own imenu expression.
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Run `imenu-create-index-function' at the buffer which content is
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CONTENT with major MODE. A generated test runs `imenu-create-index-function'
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at the buffer which content is CONTENT with major MODE. Then it compares a
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list of strings which are picked up from the result with EXPECTED-ITEMS."
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(let ((xname (intern (concat "imenu-simple-scan-deftest-" (symbol-name name)))))
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`(ert-deftest ,xname ()
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,doc
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(with-temp-buffer
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(insert ,content)
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(funcall #',mode)
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(let ((result-items (sort (imenu-simple-scan-deftest-gather-strings-from-list
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(funcall imenu-create-index-function))
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#'string-lessp))
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(expected-items (sort (copy-sequence ,expected-items) #'string-lessp)))
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(should (equal result-items expected-items)))))))
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(imenu-simple-scan-deftest sh "Test imenu expression for sh-mode." sh-mode "a()
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{
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}
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function b
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{
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}
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function c()
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{
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}
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function ABC_D()
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{
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}
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" '("a" "b" "c" "ABC_D"))
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(ert-deftest imenu--sort-by-position-pairs ()
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(should (imenu--sort-by-position '("a" . 2) '("a" . 3)))
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(should-not (imenu--sort-by-position '("a" . 3) '("a" . 2))))
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;; Regression test for bug#26457: 25.2; Cannot pass a function to
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;; imenu-generic-expression
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(ert-deftest imenu--sort-by-position-list ()
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(should (imenu--sort-by-position '("a" 2 nil) '("a" 3 nil)))
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(should-not (imenu--sort-by-position '("a" 3 nil) '("a" 2 nil))))
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(provide 'imenu-tests)
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;;; imenu-tests.el ends here
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