From 8f17684810718973c8ea0f1150e46d6c1b8c0ef1 Mon Sep 17 00:00:00 2001
From: Tom Smeding <tom.smeding@gmail.com>
Date: Fri, 7 Aug 2020 22:47:46 +0200
Subject: server: Add basic unit test framework

---
 Makefile | 46 ++++++++++++++++++++++++++++++++++------------
 1 file changed, 34 insertions(+), 12 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 41621f9..fe01fb6 100644
--- a/Makefile
+++ b/Makefile
@@ -1,16 +1,24 @@
-CC = gcc
-CFLAGS = -Wall -Wextra -std=c11 -g -O2 -fwrapv -D_DEFAULT_SOURCE
-LDFLAGS = -ldl
+CC := gcc
+CFLAGS := -Wall -Wextra -std=c11 -g -O2 -fwrapv -D_DEFAULT_SOURCE
+LDFLAGS := -ldl
 CFLAGS += $(shell pkg-config --cflags sqlite3 libsodium)
 LDFLAGS += $(shell pkg-config --libs sqlite3 libsodium)
 
-TARGETS = tomsg_server
+TARGETS := tomsg_server
+TEST_TARGET := test/main
 
-PLUGINDIR = plugins
+PLUGINDIR := plugins
 
-PLUGINS = $(filter-out _%,$(patsubst $(PLUGINDIR)/%,%,$(shell find $(PLUGINDIR)/ -maxdepth 1 -type d)))
+PLUGINS := $(filter-out _%,$(patsubst $(PLUGINDIR)/%,%,$(shell find $(PLUGINDIR)/ -maxdepth 1 -type d)))
 
-.PHONY: all clean
+SOURCES := $(wildcard *.c)
+OBJECTS := $(SOURCES:.c=.o)
+TEST_ONLY_SOURCES := $(wildcard test/*.c)
+TEST_ONLY_OBJECTS := $(TEST_ONLY_SOURCES:.c=.o)
+TEST_SOURCES := $(TEST_ONLY_SOURCES) $(filter-out main.c,$(SOURCES))
+TEST_OBJECTS := $(TEST_SOURCES:.c=.o)
+
+.PHONY: all clean test_build test
 
 # Clear all implicit suffix rules
 .SUFFIXES:
@@ -19,18 +27,32 @@ PLUGINS = $(filter-out _%,$(patsubst $(PLUGINDIR)/%,%,$(shell find $(PLUGINDIR)/
 .SECONDARY:
 
 all: $(TARGETS)
-	for pl in $(PLUGINS); do make --no-print-directory -C $(PLUGINDIR) $@ PLUGINNAME=$$pl; done
+	for pl in $(PLUGINS); do $(MAKE) --no-print-directory -C $(PLUGINDIR) $@ PLUGINNAME=$$pl; done
 
 clean:
-	rm -f $(TARGETS) *.o *.sql.h
-	for pl in $(PLUGINS); do make --no-print-directory -C $(PLUGINDIR) $@ PLUGINNAME=$$pl; done
+	rm -f $(TARGETS) $(TEST_TARGET) *.o *.sql.h test/test_declarations.h
+	for pl in $(PLUGINS); do $(MAKE) --no-print-directory -C $(PLUGINDIR) $@ PLUGINNAME=$$pl; done
+
+test_build: $(TEST_TARGET)
+
+test: test_build
+	$(TEST_TARGET)
 
 
-$(TARGETS): $(patsubst %.c,%.o,$(wildcard *.c))
+$(TARGETS): $(OBJECTS)
 	$(CC) -o $@ $^ $(LDFLAGS)
 
-%.o: %.c $(wildcard *.h) $(patsubst %.sql,%.sql.h,$(wildcard *.sql))
+$(OBJECTS) $(TEST_ONLY_OBJECTS): $(wildcard *.h) $(patsubst %.sql,%.sql.h,$(wildcard *.sql))
+$(TEST_ONLY_OBJECTS): test/test_declarations.h
+%.o: %.c
 	$(CC) $(CFLAGS) -c -o $@ $<
 
 %.sql.h: %.sql
 	xxd -i $^ $@
+
+
+$(TEST_TARGET): $(TEST_OBJECTS) $(wildcard *.h test/*.h)
+	$(CC) -o $@ $(filter %.o,$^) $(LDFLAGS)
+
+test/test_declarations.h: $(wildcard test/*.c)
+	$(CC) -E -D TEST_HEADER_GENERATION=1 test/*.c | sed -n 's/^XXTEST_DECLARATION(\([^)]*\)).*/int \1(void);/p' >$@
-- 
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