Add a unit test harness and a first set of tests

make check builds tests/runner from the modules that link without the
io subsystem and runs it.

1 files changed, 19 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 706b742..8f967f7 100644
--- a/Makefile
+++ b/Makefile
@@ -99,8 +99,26 @@ proxy.debug: $(OBJECTS_proxy_debug) $(HEADERS)
 .c.o : $(HEADERS)
         $(CC) -c -o $@ $(CFLAGS_production) $<
 
+# Unit tests. The modules under test are compiled straight into the test
+# binary, so a test may reach a static function by including the source if it
+# has to. tests/stubs.c supplies the few symbols those modules reference but
+# the tests never reach.
+TESTBIN=tests/runner
+TEST_SOURCES=tests/runner.c tests/test.c tests/stubs.c tests/t_scan_urlencoded_query.c tests/t_iovec.c tests/t_vector.c
+TEST_UNITS=scan_urlencoded_query.c ot_iovec.c ot_vector.c
+TEST_HEADERS=tests/test.h $(HEADERS)
+CFLAGS_test = $(CFLAGS) -I. -g -O1 $(FEATURES)
+
+$(TESTBIN): $(TEST_SOURCES) $(TEST_UNITS) $(TEST_HEADERS)
+        $(CC) -o $@ $(CFLAGS_test) $(TEST_SOURCES) $(TEST_UNITS)
+
+check: $(TESTBIN)
+        ./$(TESTBIN)
+
+.PHONY: all check clean install
+
 clean:
-        rm -rf opentracker opentracker.debug *.o *~
+        rm -rf opentracker opentracker.debug $(TESTBIN) *.o *~
 
 install:
         install -m 755 opentracker $(DESTDIR)$(BINDIR)