test: sensors: pluggable

Tests for pluggable sensors.  Pluggable sensors themselves do nothing
but hold min/max values, and call into Read and Write interfaces.

Change-Id: I8991d22d77172fb9b2f897c02603e5ab5747ac12
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/test/Makefile.am b/test/Makefile.am
index 738ab91..c6b3375 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -12,9 +12,12 @@
 	$(PHOSPHOR_DBUS_INTERFACES_LIBS)
 
 # Run all 'check' test programs
-check_PROGRAMS = sensor_manager_unittest
+check_PROGRAMS = sensor_manager_unittest sensor_pluggable_unittest
 TESTS = $(check_PROGRAMS)
 
 # Until libconfig is mocked out or replaced, include it.
 sensor_manager_unittest_SOURCES = sensor_manager_unittest.cpp
 sensor_manager_unittest_LDADD = $(top_builddir)/sensors/manager.o
+
+sensor_pluggable_unittest_SOURCES = sensor_pluggable_unittest.cpp
+sensor_pluggable_unittest_LDADD = $(top_builddir)/sensors/pluggable.o