Modify mbedtls tests to consider private members in 3.6.x versions

Author: vikramdattu

tst/DtlsApiTest.cpp

@@ -78,14 +78,24 @@ TEST_F(DtlsApiTest, createCertificateAndKey_Returns_Success)
     EXPECT_EQ(createCertificateAndKey(GENERATED_CERTIFICATE_BITS, FALSE, &cert, &key), STATUS_SUCCESS);
     EXPECT_NE(cert.raw.p, nullptr);
     EXPECT_NE(cert.raw.len, 0);
+#if MBEDTLS_BEFORE_V3
     EXPECT_NE(key.pk_ctx, nullptr);
     EXPECT_NE(key.pk_info, nullptr);
+#else
+    EXPECT_NE(key.MBEDTLS_PRIVATE(pk_ctx), nullptr);
+    EXPECT_NE(key.MBEDTLS_PRIVATE(pk_info), nullptr);
+#endif
 
     EXPECT_EQ(freeCertificateAndKey(&cert, &key), STATUS_SUCCESS);
     EXPECT_EQ(cert.raw.p, nullptr);
     EXPECT_EQ(cert.raw.len, 0);
+#if MBEDTLS_BEFORE_V3
     EXPECT_EQ(key.pk_ctx, nullptr);
     EXPECT_EQ(key.pk_info, nullptr);
+#else
+    EXPECT_EQ(key.MBEDTLS_PRIVATE(pk_ctx), nullptr);
+    EXPECT_EQ(key.MBEDTLS_PRIVATE(pk_info), nullptr);
+#endif
 }
 #endif