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;;; clojure-mode-syntax-test.el --- Clojure Mode: syntax related tests -*- lexical-binding: t; -*-
;; Copyright (C) 2015-2021 Bozhidar Batsov <bozhidar@batsov.dev>
;; This file is not part of GNU Emacs.
;; This program 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.
;; This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; The unit test suite of Clojure Mode
;;; Code:
(require 'clojure-mode)
(require 'buttercup)
(require 'test-helper "test/utils/test-helper")
(defun non-func (form-a form-b)
(with-clojure-buffer form-a
(save-excursion (insert form-b))
(clojure--not-function-form-p)))
(describe "clojure--not-function-form-p"
(it "should handle forms that are not funcions"
(dolist (form '(("#?@ " "(c d)")
("#?@" "(c d)")
("#? " "(c d)")
("#?" "(c d)")
("" "[asda]")
("" "{a b}")
("#" "{a b}")
("" "(~)")))
(expect (apply #'non-func form))))
(it "should handle forms that are funcions"
(dolist (form '("(c d)"
"(.c d)"
"(:c d)"
"(c/a d)"
"(.c/a d)"
"(:c/a d)"
"(c/a)"
"(:c/a)"
"(.c/a)"))
(expect (non-func "" form) :to-be nil)
(expect (non-func "^hint" form) :to-be nil)
(expect (non-func "#macro" form) :to-be nil)
(expect (non-func "^hint " form) :to-be nil)
(expect (non-func "#macro " form) :to-be nil))))
(describe "clojure-match-next-def"
(let ((some-sexp "\n(list [1 2 3])"))
(it "handles vars with metadata"
(dolist (form '("(def ^Integer a 1)"
"(def ^:a a 1)"
"(def ^::a a 1)"
"(def ^::a/b a 1)"
"(def ^{:macro true} a 1)"))
(with-clojure-buffer (concat form some-sexp)
(end-of-buffer)
(clojure-match-next-def)
(expect (looking-at "(def")))))
(it "handles vars without metadata"
(with-clojure-buffer (concat "(def a 1)" some-sexp)
(end-of-buffer)
(clojure-match-next-def)
(expect (looking-at "(def"))))
(it "handles invalid def forms"
(dolist (form '("(def ^Integer)"
"(def)"
"(def ^{:macro})"
"(def ^{:macro true})"
"(def ^{:macro true} foo)"
"(def ^{:macro} foo)"))
(with-clojure-buffer (concat form some-sexp)
(end-of-buffer)
(clojure-match-next-def)
(expect (looking-at "(def"))))))
(it "captures var name"
(dolist (form '("(def some-name 1)"
"(def some-name)"
"(def ^:private some-name 2)"
"(def ^{:private true} some-name 3)"))
(with-clojure-buffer form
(end-of-buffer)
(clojure-match-next-def)
(cl-destructuring-bind (name-beg name-end) (match-data)
(expect (string= "some-name" (buffer-substring name-beg name-end)))))))
(it "captures var name with dispatch value for defmethod"
(dolist (form '("(defmethod some-name :key [a])"
"(defmethod ^:meta some-name :key [a])"
"(defmethod ^{:meta true} some-name :key [a])"
"(defmethod some-name :key)"))
(with-clojure-buffer form
(end-of-buffer)
(clojure-match-next-def)
(cl-destructuring-bind (name-beg name-end) (match-data)
(expect (string= "some-name :key" (buffer-substring name-beg name-end))))))))
(describe "clojure syntax"
(it "handles prefixed symbols"
(dolist (form '(("#?@aaa" . "aaa")
("#?aaa" . "?aaa")
("#aaa" . "aaa")
("'aaa" . "aaa")))
(with-clojure-buffer (car form)
;; FIXME: Shouldn't there be an `expect' here?
(equal (symbol-name (symbol-at-point)) (cdr form)))))
(it "skips prefixes"
(dolist (form '("#?@aaa" "#?aaa" "#aaa" "'aaa"))
(with-clojure-buffer form
(backward-word)
(backward-prefix-chars)
(expect (bobp))))))
(describe "fill-paragraph"
(it "should work within comments"
(with-clojure-buffer "
;; Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt
;; ut labore et dolore magna aliqua."
(goto-char (point-min))
(let ((fill-column 80))
(fill-paragraph))
(expect (buffer-string) :to-equal "
;; Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod
;; tempor incididunt ut labore et dolore magna aliqua.")))
(it "should work within inner comments"
(with-clojure-buffer "
(let [a 1]
;; Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt
;; ut labore et dolore
;; magna aliqua.
)"
(goto-char (point-min))
(forward-line 2)
(let ((fill-column 80))
(fill-paragraph))
(expect (buffer-string) :to-equal "
(let [a 1]
;; Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod
;; tempor incididunt ut labore et dolore magna aliqua.
)")))
(when (fboundp 'font-lock-ensure)
(it "should not alter surrounding code"
(with-clojure-buffer "(def my-example-variable
\"It has a very long docstring. So long, in fact, that it wraps onto multiple lines! This is to demonstrate what happens when the docstring wraps over three lines.\"
nil)"
(font-lock-ensure)
(goto-char 40)
(let ((clojure-docstring-fill-column 80)
(fill-column 80))
(fill-paragraph))
(expect (buffer-string) :to-equal "(def my-example-variable
\"It has a very long docstring. So long, in fact, that it wraps onto multiple
lines! This is to demonstrate what happens when the docstring wraps over three
lines.\"
nil)")))))
(when (fboundp 'font-lock-ensure)
(describe "clojure-in-docstring-p"
(it "should handle def with docstring"
(with-clojure-buffer "(def my-example-variable
\"Doc here and `doc-here`\"
nil)"
(font-lock-ensure)
(goto-char 32)
(expect (clojure-in-docstring-p))
(goto-char 46)
(expect (clojure-in-docstring-p))))))
(provide 'clojure-mode-syntax-test)
;;; clojure-mode-syntax-test.el ends here
|
