chore: update tests

Makefile

@@ -1,17 +1,25 @@
 CC := gcc
-CFLAGS := -Wall -Wextra -Iheaders
+CFLAGS := -Wall -Wextra -Iinclude -Icommon -std=c23
 
 PROG_NAME := program
 SRC_DIR := src
 BIN_DIR := bin
-INC_DIR := include
+TEST_DIR  := tests
 
 TARGET := $(BIN_DIR)/$(PROG_NAME)
 
 SRCS := $(wildcard $(SRC_DIR)/*.c)
 OBJS := $(SRCS:$(SRC_DIR)/%.c=$(BIN_DIR)/%.o)
 
-all: $(TARGET)
+TEST_SRCS := $(wildcard $(TEST_DIR)/*.c)
+TEST_OBJS := $(TEST_SRCS:$(TEST_DIR)/%.c=$(BIN_DIR)/%.test.o)
+TEST_BIN  := $(BIN_DIR)/tests
+
+all: compile_flags.txt $(TARGET)
+
+compile_flags.txt: Makefile
+	@echo "Generating compile_flags.txt from CFLAGS..."
+	@echo $(CFLAGS) | tr ' ' '\n' > compile_flags.txt
 
 $(TARGET): $(OBJS) | $(BIN_DIR)
 	$(CC) $(OBJS) -o $@
@@ -20,7 +28,19 @@ $(TARGET): $(OBJS) | $(BIN_DIR)
 $(BIN_DIR)/%.o: $(SRC_DIR)/%.c | $(BIN_DIR)
 	$(CC) $(CFLAGS) -c $< -o $@
 
-clean:
+test: $(TEST_BIN)
-	rm -rf $(BIN_DIR)
+	@echo "Running tests..."
+	@$(TEST_BIN)
 
-.PHONY: all clean
+$(TEST_BIN): $(TEST_OBJS) $(filter-out $(BIN_DIR)/main.o,$(OBJS)) | $(BIN_DIR)
+	$(CC) $^ -o $@
+
+$(BIN_DIR)/%.test.o: $(TEST_DIR)/%.c | $(BIN_DIR)
+	$(CC) $(CFLAGS) -c $< -o $@
+
+clean:
+	rm -f $(BIN_DIR)/*.o
+	rm -f $(TEST_BIN) $(BIN_DIR)/*test
+	rm -f $(TARGET)
+
+.PHONY: all clean test

README.md

@@ -1,3 +1,11 @@
 # C Project
 
 A little template for C projects.
+
+## Testing
+
+In order to test the project run:
+
+```sh
+make test
+```

compile_flags.txt

@@ -0,0 +1,5 @@
+-Wall
+-Wextra
+-Iinclude
+-Icommon
+-std=c23

tests/test_main.c

@@ -0,0 +1,7 @@
+#include <assert.h>
+
+int main(void) {
+  assert(true);
+
+  return 0;
+}