Bluetooth SDP autotest: basic tests for Service Search Attribute

This CL adds basic tests for Service Search Attribute transaction.
Tests verify that DUT is able to respond on basic requests with
existing/non-existing services/attributes (all 4 possible combinations).

BUG=chromium:417580
TEST=test_that --board ${BOARD} ${HOSTNAME} bluetooth_SDP_ServiceSearchAttributeRequest

Change-Id: Ifff7f9c4e895569df06546c31289dfaa3230b9b4
Reviewed-on: https://chromium-review.googlesource.com/221352
Reviewed-by: Michael Janssen <jamuraa@chromium.org>
Tested-by: Artem Rakhov <arakhov@chromium.org>
Reviewed-by: Arman Uguray <armansito@chromium.org>
Commit-Queue: Artem Rakhov <arakhov@chromium.org>
2 files changed