Tests: test for invalid SMTP commands split between packets.
While here, updated the existing split command test to wait for a while
between sending packets, as spurious test passes were observed on the new
test without waiting due to packets being processed by nginx at once.
diff --git a/mail_smtp.t b/mail_smtp.t
index f468013..49fdbb8 100644
--- a/mail_smtp.t
+++ b/mail_smtp.t
@@ -98,7 +98,7 @@
EOF
$t->run_daemon(\&Test::Nginx::SMTP::smtp_test_daemon);
-$t->run()->plan(39);
+$t->run()->plan(41);
$t->waitforsocket('127.0.0.1:' . port(8026));
@@ -320,7 +320,26 @@
$s->read();
$s->print('HEL');
+select undef, undef, undef, 0.1;
$s->send('O example.com');
$s->ok('split command');
+# Invalid command split into many packets
+
+$s = Test::Nginx::SMTP->new();
+$s->read();
+
+$s->print('FOO B');
+select undef, undef, undef, 0.1;
+$s->send('AR');
+$s->check(qr/^5.. /, 'invalid split command');
+
+TODO: {
+local $TODO = 'not yet' unless $t->has_version('1.21.0');
+
+$s->send('HELO example.com');
+$s->ok('good after invalid split command');
+
+}
+
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