From: Geliang Tang <tanggeliang@kylinos.cn>

This patch introduces MPTCP test cases for the TLS fixture. These "mptcp"
variants are configured to create MPTCP sockets specifically for MPTCP TLS
testing purposes.

Co-developed-by: Gang Yan <yangang@kylinos.cn>
Signed-off-by: Gang Yan <yangang@kylinos.cn>
Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn>
---
 tools/testing/selftests/net/tls.c | 96 +++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)

diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c
index 45cbdfe8aed4..b225db55be8f 100644
--- a/tools/testing/selftests/net/tls.c
+++ b/tools/testing/selftests/net/tls.c
@@ -405,6 +405,102 @@ FIXTURE_VARIANT_ADD(tls, 12_aria_gcm_256)
 	.cipher_type = TLS_CIPHER_ARIA_GCM_256,
 };
 
+FIXTURE_VARIANT_ADD(tls, 12_aes_gcm_mptcp)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_AES_GCM_128,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_aes_gcm_mptcp)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_AES_GCM_128,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 12_chacha_mptcp)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_CHACHA20_POLY1305,
+	.fips_non_compliant = true,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_chacha_mptcp)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_CHACHA20_POLY1305,
+	.fips_non_compliant = true,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_sm4_gcm_mptcp)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_SM4_GCM,
+	.fips_non_compliant = true,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_sm4_ccm_mptcp)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_SM4_CCM,
+	.fips_non_compliant = true,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 12_aes_ccm_mptcp)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_AES_CCM_128,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_aes_ccm_mptcp)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_AES_CCM_128,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 12_aes_gcm_256_mptcp)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_AES_GCM_256,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_aes_gcm_256_mptcp)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_AES_GCM_256,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_nopad_mptcp)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_AES_GCM_128,
+	.nopad = true,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 12_aria_gcm_mptcp)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_ARIA_GCM_128,
+	.mptcp = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 12_aria_gcm_256_mptcp)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_ARIA_GCM_256,
+	.mptcp = true,
+};
+
 FIXTURE_SETUP(tls)
 {
 	struct tls_crypto_info_keys tls12;
-- 
2.53.0