From: Aki Tuomi <aki.tuomi@open-xchange.com>
Date: Mon, 26 Jan 2026 11:06:17 +0000 (+0200)
Subject: lib-mail: Add test case for dot i/ostream to test dot before newline
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=32744d913158cc61ad476bd891f96db4d3e51e8f;p=thirdparty%2Fdovecot%2Fcore.git

lib-mail: Add test case for dot i/ostream to test dot before newline
---

diff --git a/src/lib-mail/test-istream-dot.c b/src/lib-mail/test-istream-dot.c
index 171581092f..29f01c5f53 100644
--- a/src/lib-mail/test-istream-dot.c
+++ b/src/lib-mail/test-istream-dot.c
@@ -177,6 +177,7 @@ static void test_istream_dot_error(const char *input_str,
 }
 
 static const struct dot_test tests[] = {
+	{ LOOSE_EOT, "foo.\nfoo\n..foo\n..\n.\n", "foo.\nfoo\n.foo\n.\n", "" },
 	{ LOOSE_EOT, "..foo\n..\n.foo\n.\nfoo", ".foo\n.\nfoo\n", "foo" },
 	{ LOOSE_EOT, "\r\n.\rfoo\n.\n", "\r\n\rfoo\n", "" },
 	{ LOOSE_EOT, "\n.\r\n", "\n", "" },
@@ -184,6 +185,7 @@ static const struct dot_test tests[] = {
 	{ LOOSE_EOT, ".\n", "", "" },
 
 	{ STRICT_EOT, "..foo\r\n..\r\n.foo\r\n.\r\nfoo", ".foo\r\n.\r\nfoo\r\n", "foo" },
+	{ STRICT_EOT, "foo.\r\nfoo\r\n..foo\r\n..\r\n.\r\n", "foo.\r\nfoo\r\n.foo\r\n.\r\n", "" },
 	{ STRICT_EOT, "\r.\r\n.\r\n", "\r.\r\n", "" },
 	{ STRICT_EOT, "\n\r.\r\r\n.\r\n", "\n\r.\r\r\n", "" },
 	{ STRICT_EOT, "\r\n.\r\n", "\r\n", "" },
@@ -213,6 +215,7 @@ static const struct dot_test tests[] = {
 	{ NO_EOT, "\n.\rx", NULL, NULL },
 	{ NO_EOT, "\n..\r\n", NULL, NULL },
 	{ NO_EOT, "..foo\r\nbar\r\nbaz", NULL, NULL },
+	{ NO_EOT, "foo.\r\n", NULL, NULL },
 
 	{ END_OF_TESTS, NULL, NULL, NULL }
 };
diff --git a/src/lib-mail/test-ostream-dot.c b/src/lib-mail/test-ostream-dot.c
index 9ddb563cee..b80094fd25 100644
--- a/src/lib-mail/test-ostream-dot.c
+++ b/src/lib-mail/test-ostream-dot.c
@@ -57,6 +57,10 @@ static void test_ostream_dot(void)
 		{ "foo\n.\n", "foo\r\n..\r\n.\r\n" },
 		{ ".foo\r\n.\r\nfoo\r\n", "..foo\r\n..\r\nfoo\r\n.\r\n" },
 		{ ".foo\n.\nfoo\n", "..foo\r\n..\r\nfoo\r\n.\r\n" },
+		{
+			"foo.\r\nfoo\r\n.foo\r\n.",
+			"foo.\r\nfoo\r\n..foo\r\n..\r\n.\r\n"
+		},
 		{ "\r\n", "\r\n.\r\n" },
 		{ "\n", "\r\n.\r\n" },
 		{ "", "\r\n.\r\n" },