tests: Fix Session.failover test.

The test was expecting that there is no server on host "localhost6" but actually on some platforms this name refers to IPv6 address of the local host and a server can be running there (in PB)!

Author: rsomla1

devapi/tests/session-t.cc

@@ -1455,17 +1455,21 @@ TEST_F(Sess, failover)
       uri << ":" << get_password();
 
     uri << "@["
-           "localhost6,"
-           "wont_work:65535,"
+           "localhost6:65535,"
+           "wont_work,"
            "[::1]:65535,";
     uri << get_host();
     if (get_port() != 0)
       uri << ":" <<get_port();
 
     uri << "]/test";
 
+    cout << "Connecting using URI: " << uri.str() << endl;
+
     mysqlx::Session s(uri.str());
 
+    cout << "Connected." << endl;
+
     EXPECT_EQ(string("test"),s.getDefaultSchema().getName());
   }
 
@@ -3042,7 +3046,12 @@ TEST_F(Sess, compression_algorithms)
 {
   SKIP_IF_NO_XPLUGIN;
 
-  auto check_compress_alg = [](mysqlx::Session s,string expected, int line)
+  /*
+    Note: this captured to use Sess::get_var(). Even though it is static
+    member, compiler (msvc) generated warning without the capture.
+  */
+
+  auto check_compress_alg = [this](mysqlx::Session s,string expected, int line)
   {
     std::string result = Sess::get_var(s, "Mysqlx_compression_algorithm");
     if (expected != result)