Use lexical-binding in most src tests

* test/src/charset-tests.el:
* test/src/chartab-tests.el:
* test/src/cmds-tests.el:
* test/src/coding-tests.el (top-level)
(generate-ascii-file, generate-mostly-nonascii-file):
* test/src/doc-tests.el:
* test/src/floatfns-tests.el:
* test/src/font-tests.el:
* test/src/keymap-tests.el:
* test/src/process-tests.el (top-level)
(process-test-sentinel-wait-function-working-p)
(process-test-stderr-buffer, process-test-stderr-filter):
* test/src/textprop-tests.el:
* test/src/thread-tests.el:
* test/src/timefns-tests.el:
* test/src/undo-tests.el:
* test/src/xml-tests.el: Use lexical-binding.

1 files changed, 5 insertions, 5 deletions

diff --git a/test/src/coding-tests.el b/test/src/coding-tests.el
index a741e233d39..c438ae22ce3 100644
--- a/test/src/coding-tests.el
+++ b/test/src/coding-tests.el
@@ -1,4 +1,4 @@
-;;; coding-tests.el --- tests for text encoding and decoding
+;;; coding-tests.el --- tests for text encoding and decoding -*- lexical-binding: t -*-
 
 ;; Copyright (C) 2013-2020 Free Software Foundation, Inc.
 
@@ -296,7 +296,7 @@
 ;;; decoder, not for regression testing.
 
 (defun generate-ascii-file ()
-  (dotimes (i 100000)
+  (dotimes (_i 100000)
     (insert-char ?a 80)
     (insert "\n")))
 
@@ -309,13 +309,13 @@
     (insert "\n")))
 
 (defun generate-mostly-nonascii-file ()
-  (dotimes (i 30000)
+  (dotimes (_i 30000)
     (insert-char ?a 80)
     (insert "\n"))
-  (dotimes (i 20000)
+  (dotimes (_i 20000)
     (insert-char ?À 80)
     (insert "\n"))
-  (dotimes (i 10000)
+  (dotimes (_i 10000)
     (insert-char ?あ 80)
     (insert "\n")))