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;;; go-indentation-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)
(ert-deftest go--indent-line ()
(dolist (file (directory-files (expand-file-name "test/testdata/indentation_tests/") t ".*\\.go$"))
(with-temp-buffer
(go-mode)
(insert-file-contents file)
(let ((contents-before-indent (buffer-string)) (inhibit-message t))
(indent-region (point-min) (point-max) nil)
(should (string= contents-before-indent (buffer-string)))))))
(ert-deftest go-dot-mod--indent-line ()
(with-temp-buffer
(go-dot-mod-mode)
(insert-file-contents "test/testdata/indentation_tests/go.mod")
(let ((contents-before-indent (buffer-string)) (inhibit-message t))
(indent-region (point-min) (point-max) nil)
(should (string= contents-before-indent (buffer-string))))))
(defun go--should-indent (input expected)
"Run `indent-region' against INPUT and make sure it matches EXPECTED."
(with-temp-buffer
(go-mode)
(insert input)
(let ((inhibit-message t))
(indent-region (point-min) (point-max))
(should (string= (buffer-string) expected)))))
(ert-deftest go--indent-top-level ()
(go--should-indent
"
package foo
var foo = 123 +
456 +
789
"
"
package foo
var foo = 123 +
456 +
789
"
))
(ert-deftest go--indent-multiline-comment ()
(go--should-indent
"
{
/*
a
*/
}
"
"
{
/*
a
*/
}
")
(go--should-indent
"
{
/* LISTEN
a
*/
}
"
"
{
/* LISTEN
a
*/
}
")
(go--should-indent
"
{
/* c
c
c
*/
}
"
"
{
/* c
c
c
*/
}
")
(go--should-indent
"
{
/* cool
* cat
*
*/
}
"
"
{
/* cool
* cat
*
*/
}
"))
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