test: add basic tests for eth command

Add basic tests for eth command.

Change-Id: I2232b8769ada0fe3405e9cafb8909e7351089ecb
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/test/Makefile.am b/test/Makefile.am
index 3a400d5..82b61c5 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -1,4 +1,16 @@
-
+AM_CPPFLAGS = \
+	-I$(top_srcdir)/ \
+	$(GTEST_CFLAGS) \
+	$(GMOCK_CFLAGS)
+AM_LDFLAGS = \
+	$(GTEST_LIBS) \
+	$(GMOCK_LIBS) \
+	-lgmock_main \
+	$(OESDK_TESTCASE_FLAGS)
 
 check_PROGRAMS =
 TESTS = $(check_PROGRAMS)
+
+check_PROGRAMS += eth_unittest
+eth_unittest_SOURCES = eth_unittest.cpp
+eth_unittest_LDADD = $(top_builddir)/libsyscmds_common.la