Convert manual indent test for opascal-mode into unit test

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

test/lisp/progmodes/opascal-tests.el

@@ -0,0 +1,45 @@
+;;; opascal-tests.el --- tests for opascal.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/>.
+
+(require 'ert)
+(require 'opascal)
+
+(ert-deftest opascal-indent-bug-36348 ()
+  (with-temp-buffer
+    (opascal-mode)
+    (let ((orig "{ -*- opascal -*- }
+
+procedure Toto ();
+begin
+   for i := 0 to 1 do
+      Write (str.Chars[i]);
+
+   // bug#36348
+   for var i := 0 to 1 do
+      Write (str.Chars[i]);
+
+end;
+"))
+      (insert orig)
+      (indent-region (point-min) (point-max))
+      (should (equal (buffer-string) orig)))))
+
+(provide 'opascal-tests)
+
+;;; opascal-tests.el ends here

test/manual/indent/opascal.pas

@@ -1,12 +0,0 @@
-{ -*- opascal -*- }
-
-procedure Toto ();
-begin
-   for i := 0 to 1 do
-      Write (str.Chars[i]);
-
-   // bug#36348
-   for var i := 0 to 1 do
-      Write (str.Chars[i]);
-
-end;