From a3f62b26c559bee108eb59dc3afe9bce5d4b46cd Mon Sep 17 00:00:00 2001
From: Arun Isaac
Date: Sat, 15 Sep 2018 15:55:47 +0530
Subject: tests: Extend quoted-printable special characters encoding test.

* tests/quoted-printable.scm (quoted-printable-escape-encode-char):
New function.
("quoted-printable encoding of ="): Rename to ...
("quoted-printable encoding of special characters"): ... this. Extend
to test encoding of #\return and #\newline as well.
---
 tests/quoted-printable.scm | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

(limited to 'tests')

diff --git a/tests/quoted-printable.scm b/tests/quoted-printable.scm
index e41eced..334380d 100755
--- a/tests/quoted-printable.scm
+++ b/tests/quoted-printable.scm
@@ -41,6 +41,9 @@
                  (ucs-range->char-set 33 127))
                 str))
 
+(define (quoted-printable-escape-encode-char chr)
+  (format #f "=~:@(~2,'0x~)" (char->integer chr)))
+
 (test-begin "quoted-printable")
 
 (let ((decoded-text
@@ -66,11 +69,13 @@ abriquent pour te la vendre une =C3=A2me vulgaire.")
      (quoted-printable-encode
       (string->bytevector decoded-text charset)))))
 
-(test-equal "quoted-printable encoding of ="
+(test-equal "quoted-printable encoding of special characters"
   (quoted-printable-encode
-   (string->bytevector "=" "UTF-8"))
-  (string-append "=" (string-upcase (number->string
-                                     (char->integer #\=) 16))))
+   (string->bytevector "=\r\n" "UTF-8"))
+  (string-append
+   (quoted-printable-escape-encode-char #\=)
+   (quoted-printable-escape-encode-char #\return)
+   (quoted-printable-escape-encode-char #\newline)))
 
 (let ((x (random-bytevector 1000)))
   (test-equal "quoted-printable random bytevector: quoted-printable-encode and quoted-printable-decode are inverses of each other"
-- 
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