tree da1a24d278751ad5b6734ac865863ac95aba5725
parent d24bf31b57de3b5650951c35209a4077647f68c7
author Patrick Williams <patrick@stwcx.xyz> 1599858398 -0500
committer Patrick Williams <patrick@stwcx.xyz> 1599858399 -0500

native_types: add != comparison for string_wrapper

If a 'type: path' is added to a sdbus++ interface YAML file, the
resulting code does not compile due to a missing != comparison
operator for string_wrapper.  Add it and enhance the test case to
cover.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Iaa661a15e58a99e4e816c391152926e9af1a8339