The first thing that comes to my mind is sslyze.
I use it for penetration testing, in the event that I can't use online SSL-tests like https://www.ssllabs.com/ssltest/index.html, because the test-site can only be reached over a proxy server.
It has a GPLv2-license and the source code can be downloaded from above link. ...
I have found another option: Qualys, Inc SSL Labs API. Libraries and command-line tools are available for Java, .Net, Python and more.
HttpHostException is a sub-type of ConnectException which:
Signals that an error occurred while attempting to connect a socket to a remote address and port. Typically, the connection was refused remotely (e.g., no process is listening on the remote address/port).
As per JMeter Documentation:
The JMeter HTTP samplers are configured to accept all ...
For functional testing I would expect to have no impact at all. The LDAP protocol is functionally identical independent of whether it is over SSL or not.
For non-functional testing (e.g. performance testing as you highlighted) there will potentially be some differences. You could work around this by performing your non-functional testing in an environment ...
Both options provided already are quite good and will net you a good amount of information.
However, there is also another option to test that should be built into any system with OpenSSL installed (most easily executed from your favorite Linux flavor), which I assume a Jenkins install is on. OpenSSL has a tool called s_client which can net you quite a bit ...