Convert manual indent test for scheme-mode into unit test

* test/manual/indent/scheme.scm: Delete file.
* test/lisp/progmodes/scheme-tests.el: New file with unit test for
scheme-mode based on deleted file.

test/lisp/progmodes/scheme-tests.el

@@ -0,0 +1,50 @@
+;;; scheme-tests.el --- Test suite for scheme.el  -*- lexical-binding:t -*-
+
+;; Copyright (C) 2020 Free Software Foundation, Inc.
+
+;; 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:
+
+;;; Code:
+
+(require 'ert)
+(require 'scheme)
+
+(ert-deftest scheme-test-indent ()
+  ;; FIXME: Look into what is the expected indent here and fix it.
+  :expected-result :failed
+  ;; Converted from manual test.
+  (with-temp-buffer
+    (scheme-mode)
+    ;; TODO: Should some of these be fontification tests as well?
+    (let ((orig "#!/usr/bin/scheme is this a comment?
+
+;; This one is a comment
+(a)
+#| and this one as #|well|# as this! |#
+(b)
+(cons #;(this is a
+         comment)
+ head tail)
+"))
+      (insert orig)
+      (indent-region (point-min) (point-max))
+      (should (equal (buffer-string) orig)))))
+
+(provide 'scheme-tests)
+
+;;; scheme-tests.el ends here

test/manual/indent/scheme.scm

@@ -1,9 +0,0 @@
-#!/usr/bin/scheme is this a comment?
-
-;; This one is a comment
-(a)
-#| and this one as #|well|# as this! |#
-(b)
-(cons #;(this is a
-         comment)
- head tail)