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;;; project-tests.el --- tests for project.el -*- lexical-binding: t; -*-
;; Copyright (C) 2021 Free Software Foundation, Inc.
;; Keywords:
;; 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/>.
;;; Commentary:
;; Unit tests for progmodes/project.el.
;;; Code:
(require 'project)
(require 'cl-lib)
(require 'ert)
(require 'ert-x) ; ert-with-temp-directory
(require 'grep)
(require 'xref)
(ert-deftest project/quoted-directory ()
"Check that `project-files' and `project-find-regexp' deal with
quoted directory names (Bug#47799)."
(skip-unless (executable-find find-program))
(skip-unless (executable-find "xargs"))
(skip-unless (executable-find "grep"))
(ert-with-temp-directory directory
(let ((default-directory directory)
(project-current-inhibit-prompt t)
(project-find-functions nil)
(project-list-file
(expand-file-name "projects" directory))
(project (cons 'transient (file-name-quote directory)))
(file (expand-file-name "file" directory)))
(add-hook 'project-find-functions (lambda (_dir) project))
(should (eq (project-current) project))
(write-region "contents" nil file nil nil nil 'excl)
(should (equal (project-files project)
(list (file-name-quote file))))
(let* ((references nil)
(xref-search-program 'grep)
(xref-show-xrefs-function
(lambda (fetcher _display)
(push (funcall fetcher) references))))
(project-find-regexp "tent")
(pcase references
(`((,item))
;; FIXME: Shouldn't `xref-match-item' be a subclass of
;; `xref-item'?
(should (cl-typep item '(or xref-item xref-match-item)))
(should (file-equal-p
(xref-location-group (xref-item-location item))
file)))
(otherwise
(ert-fail (format-message "Unexpected references: %S"
otherwise))))))))
(cl-defstruct project-tests--trivial root ignores)
(cl-defmethod project-root ((project project-tests--trivial))
(project-tests--trivial-root project))
(cl-defmethod project-ignores ((project project-tests--trivial) _dir)
(project-tests--trivial-ignores project))
(ert-deftest project-ignores ()
"Check that `project-files' correctly ignores the files
returned by `project-ignores' if the root directory is a
directory name (Bug#48471)."
(skip-unless (executable-find find-program))
(ert-with-temp-directory dir
(make-empty-file (expand-file-name "some-file" dir))
(make-empty-file (expand-file-name "ignored-file" dir))
(let* ((project (make-project-tests--trivial
:root (file-name-as-directory dir)
:ignores '("./ignored-file")))
(files (project-files project))
(relative-files
(cl-loop for file in files
collect (file-relative-name file dir))))
(should (equal relative-files '("some-file"))))))
(ert-deftest project-ignores-bug-50240 ()
"Check that `project-files' does not ignore all files.
When `project-ignores' includes a name matching project dir."
(skip-unless (executable-find find-program))
(ert-with-temp-directory dir
(make-empty-file (expand-file-name "some-file" dir))
(let* ((project (make-project-tests--trivial
:root (file-name-as-directory dir)
:ignores (list (file-name-nondirectory
(directory-file-name dir)))))
(files (project-files project)))
(should (equal files
(list
(expand-file-name "some-file" dir)))))))
;;; project-tests.el ends here
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