dotemacs

go-fill-paragraph-test.el (5542B)

---

 ;;; go-fill-paragraph-test.el
 
 ;; Copyright 2019 The go-mode Authors.  All rights reserved.
 ;; Use of this source code is governed by a BSD-style
 ;; license that can be found in the LICENSE file.
 
 (require 'ert)
 (require 'go-mode)
 
 (defun go--should-fill (got expected)
   "Run `fill-paragraph' against GOT and make sure it matches EXPECTED.
 
 <> in GOT represents point. If they aren't next to each other, then it
 represents point and mark to test the region based fill-paragraph."
   (with-temp-buffer
     (go-mode)
     (transient-mark-mode)
     (insert got)
     (goto-char (point-min))
     (let ((beg (progn (search-forward "<") (delete-char -1) (point)))
           (end (progn (search-forward ">") (delete-char -1) (point))))
       (when (/= beg end)
         (set-mark beg))
       (goto-char end)
       (call-interactively 'fill-paragraph)
       (should (string= (buffer-string) expected)))))
 
 (ert-deftest go--fill-paragraph-single ()
   (go--should-fill
    "
 func main() {
 <>  // Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
 }"
 
    "
 func main() {
   // Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do
   // eiusmod tempor incididunt ut labore et dolore magna aliqua.
 }"
    ))
 
 (ert-deftest go--fill-paragraph-single-region ()
   (go--should-fill
    "
 func main() {
 <  // Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
 >}"
 
    "
 func main() {
   // Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do
   // eiusmod tempor incididunt ut labore et dolore magna aliqua.
 }"
    ))
 
 (ert-deftest go--fill-paragraph-block ()
   (go--should-fill
    "
 func main() {
 <>  /* Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. */
 }"
 
    "
 func main() {
   /* Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do
      eiusmod tempor incididunt ut labore et dolore magna aliqua. */
 }"
    ))
 
 (ert-deftest go--fill-paragraph-block-region ()
   (go--should-fill
    "
 func main() {
 <  /* Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. */
 >}"
 
    "
 func main() {
   /* Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do
      eiusmod tempor incididunt ut labore et dolore magna aliqua. */
 }"
    ))
 
 (ert-deftest go--fill-paragraph-block-empty-first ()
   (go--should-fill
    "
 func main() {
 <>  /*
        Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
   */
 }"
 
    "
 func main() {
   /*
        Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed
        do eiusmod tempor incididunt ut labore et dolore magna aliqua.
   */
 }"
    ))
 
 (ert-deftest go--fill-paragraph-block-empty-first-region ()
   (go--should-fill
    "
 func main() {
 <  /*
        Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
   */
 >}"
 
    "
 func main() {
   /*
        Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed
        do eiusmod tempor incididunt ut labore et dolore magna aliqua.
   */
 }"
    ))
 
 
 (ert-deftest go--fill-paragraph-block-offset ()
   (go--should-fill
    "
 func main() {
 <>  /*
        Lorem ipsum dolor sit amet, consectetur adipisicing elit,
          sed do eiusmod tempor incididunt ut labore
          et dolore magna aliqua.
   */
 }"
 
    "
 func main() {
   /*
        Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed
          do eiusmod tempor incididunt ut labore et dolore magna
          aliqua.
   */
 }"
    ))
 
 (ert-deftest go--fill-paragraph-block-region ()
   (go--should-fill
    "
 func main() {
 <  /* Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. */
 >}"
 
    "
 func main() {
   /* Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do
      eiusmod tempor incididunt ut labore et dolore magna aliqua. */
 }"
    ))
 
 (ert-deftest go--fill-paragraph-single-artful ()
   (go--should-fill
    "
 func main() {
   /////////////////////
 <>  // Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
   /////////////////////
 }"
 
    "
 func main() {
   /////////////////////
   // Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do
   // eiusmod tempor incididunt ut labore et dolore magna aliqua.
   /////////////////////
 }"
    ))
 
 (ert-deftest go--fill-paragraph-single-artful-region ()
   (go--should-fill
    "
 func main() {
 <  /////////////////////
   // Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
   /////////////////////
 >}"
 
    "
 func main() {
   /////////////////////
   // Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do
   // eiusmod tempor incididunt ut labore et dolore magna aliqua.
   /////////////////////
 }"
    ))
 
 (ert-deftest go--fill-paragraph-code-region ()
   (go--should-fill
    "
 func main() {
 <	if something() {
 		somethingElse()
 	}
 >}"
 
    ;; important thing is we don't get stuck in an infinite loop
    "
 func main() {
 	if something() { somethingElse() }
 }"
    ))
 
 
 (ert-deftest go--fill-paragraph-bob ()
   (go--should-fill
    "<>// Lorem
 // ipsum."
    "// Lorem ipsum."
    )
 
   (go--should-fill
    "<>/*
    Lorem
    ipsum.
 */"
    "/*
    Lorem ipsum.
 */"
    ))