netdev - [PATCH net-next v1] selftests/tls: Add test for recv(PEEK) spanning across multiple records

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Date:   Wed, 29 Aug 2018 15:30:14 +0530
From:   Vakul Garg <vakul.garg@....com>
To:     netdev@...r.kernel.org
Cc:     borisp@...lanox.com, aviadye@...lanox.com, davejwatson@...com,
        davem@...emloft.net, Vakul Garg <vakul.garg@....com>
Subject: [PATCH net-next v1] selftests/tls: Add test for recv(PEEK) spanning across multiple records

Added test case to receive multiple records with a single recvmsg()
operation with a MSG_PEEK set.
---
 tools/testing/selftests/net/tls.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c
index b3ebf2646e52..07daff076ce0 100644
--- a/tools/testing/selftests/net/tls.c
+++ b/tools/testing/selftests/net/tls.c
@@ -502,6 +502,28 @@ TEST_F(tls, recv_peek_multiple)
 	EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
 }
 
+TEST_F(tls, recv_peek_large_buf_mult_recs)
+{
+	char const *test_str = "test_read_peek_mult_recs";
+	char const *test_str_first = "test_read_peek";
+	char const *test_str_second = "_mult_recs";
+	int len;
+	char buf[64];
+
+	len = strlen(test_str_first);
+	EXPECT_EQ(send(self->fd, test_str_first, len, 0), len);
+
+	len = strlen(test_str_second) + 1;
+	EXPECT_EQ(send(self->fd, test_str_second, len, 0), len);
+
+	len = sizeof(buf);
+	memset(buf, 0, len);
+	EXPECT_NE(recv(self->cfd, buf, len, MSG_PEEK), -1);
+
+	len = strlen(test_str) + 1;
+	EXPECT_EQ(memcmp(test_str, buf, len), 0);
+}
+
 TEST_F(tls, pollin)
 {
 	char const *test_str = "test_poll";
-- 
2.13.6