Test and stuff.

Need to fix testing functions so that every assert is run in each
function of the registry.

Makefile

@@ -21,35 +21,40 @@ UNITY_C = $(TEST_DIR)/unity/unity.c
 TEST_SRC_FILES = $(wildcard $(TEST_DIR)/*.c)
 TEST_OBJ_FILES = $(patsubst $(TEST_DIR)/%.c, $(TEST_OBJ_DIR)/%.o, $(TEST_SRC_FILES))
 
+# Stupid things.
+RESETCOLOR = \x1b[0m
+WHITE = $(RESETCOLOR)\x1b[37m
+WHITE_BOLD = $(RESETCOLOR)\x1b[37;1m
+
 all: $(TARGET)
 
 # Link to final binary.
 $(TARGET): $(OBJ_FILES)
-	@ echo -e "\x1b[37;1mLinking \x1b[0m\x1b[37m$(TARGET)\x1b[37;1m...\x1b[0m\x1b[37m $(CC) -o $(TARGET) $(OBJ_FILES) $(LDFLAGS)\x1b[0m"
+	@ echo -e "$(WHITE_BOLD)Linking $(WHITE)$(TARGET)$(WHITE_BOLD)...$(RESETCOLOR) $(CC) -o $(TARGET) $(OBJ_FILES) $(LDFLAGS)"
 	@ $(LINK) -o $(TARGET) $(OBJ_FILES) $(LDFLAGS)
 
 # Compile project sources.
 $(OBJ_DIR)/%.o: $(SRC_DIR)/%.c $(SRC_DIR)/include/%.h
 	@ mkdir -p $(OBJ_DIR)
-	@ echo -e "\x1b[37;1mCompiling \x1b[0m\x1b[37m$<\x1b[37;1m... \x1b[0m\x1b[37m$(CC) $(CFLAGS) -c $< -o $@\x1b[0m"
+	@ echo -e "$(WHITE_BOLD)Compiling $(WHITE)$<$(WHITE_BOLD)... $(RESETCOLOR)$(CC) $(CFLAGS) -c $< -o $@"
 	@ $(CC) $(CFLAGS) -c $< -o $@
 
 # Compile test sources.
 $(TEST_OBJ_DIR)/%.o: $(TEST_DIR)/%.c
 	@ mkdir -p $(TEST_OBJ_DIR)
-	@ echo -e "\x1b[37;1mCompiling Test \x1b[0m\x1b[37m$<\x1b[37;1m... \x1b[0m\x1b[37m$(CC) $(CFLAGS) -I$(SRC_DIR)/include -c $< -o $@\x1b[0m"
+	@ echo -e "$(WHITE_BOLD)Compiling Test $(WHITE)$<$(WHITE_BOLD)... $(WHITE)$(CC) $(CFLAGS) -I$(SRC_DIR)/include -c $< -o $@$(RESETCOLOR)"
 	@ $(CC) $(CFLAGS) -I$(SRC_DIR)/include -c $< -o $@
 
 # Link the test executable.
 test: $(TEST_OBJ_FILES) $(OBJ_FILES_NOMAIN) $(UNITY_C)
-	@ echo -e "\x1b[37;1mLinking test binary\x1b[0m\x1b[37m...\x1b[0m"
-	@ $(LINK) $(TEST_OBJ_FILES) $(OBJ_FILES_NOMAIN) $(UNITY_C) -o $(TEST_BUILD_DIR)/test.out
-	@ echo -e "\x1b[37;1mRunning tests\x1b[0m\x1b[37m...\x1b[0m"
+	@ echo -e "$(WHITE_BOLD)Linking test binary$(WHITE)...$(RESETCOLOR)"
+	@ $(LINK) -DUNITY_OUTPUT_COLOR $(TEST_OBJ_FILES) $(OBJ_FILES_NOMAIN) $(UNITY_C) -o $(TEST_BUILD_DIR)/test.out
+	@ echo -e "$(WHITE_BOLD)Running tests$(WHITE)...$(RESETCOLOR)"
 	@ ./$(TEST_BUILD_DIR)/test.out
 
 clean:
-	@ echo -e "\x1b[37;1mCleaning up...\x1b[0m\x1b[37m $(OBJ_DIR)/*.o $(TEST_OBJ_DIR)/*.o $(TEST_BUILD_DIR)/test.out $(TARGET)\x1b[0m"
+	@ echo -e "$(WHITE_BOLD)Cleaning up...$(WHITE) $(OBJ_DIR)/*.o $(TEST_OBJ_DIR)/*.o $(TEST_BUILD_DIR)/test.out $(TARGET)$(RESETCOLOR)"
 	@ rm -rf $(OBJ_DIR)/*.o $(TEST_OBJ_DIR)/*.o $(TEST_BUILD_DIR)/test.out $(TARGET)
 
-.PHONY: all clean test
+.PHONY: all clean test nocolor
 

src/include/lexer.h

@@ -0,0 +1,12 @@
+#ifndef LEXER_H
+#define LEXER_H
+
+#include "token.h"
+
+// Lexer: converts text to tokens.
+typedef struct Lexer {
+    char* src;
+
+} lexer_t;
+
+#endif

src/include/token.h

@@ -0,0 +1,18 @@
+#ifndef TOKEN_H
+#define TOKEN_H
+
+typedef enum TokenType {
+    TOKEN_TYPE_CALL,
+    TOKEN_TYPE_NUMBER,
+} TokenType;
+
+// Token.
+typedef struct Token {
+    TokenType type; // The type of the Token.
+    char* val;      // The text of the Token.        
+} Token;
+
+Token* token_init(TokenType type, char* val);
+void token_destroy(Token* token);
+
+#endif

src/token.c

@@ -0,0 +1,17 @@
+#include <stdlib.h>
+
+#include "include/token.h"
+
+Token* token_init(TokenType type, char* val) {
+    Token* t = malloc(sizeof(Token));
+
+    t->type = type;
+    t->val = val;
+
+    return t;
+}
+
+void token_destroy(Token* t) {
+    free(t->val);
+    free(t);
+}

test/main.c

@@ -0,0 +1,12 @@
+#include "unity/unity.h"
+#include "registry.h"
+
+void (*tests[30])();
+
+void setUp() {}
+void tearDown() {}
+
+int main() {
+    run_all_tests();
+    return 0;
+}

test/registry.c

@@ -0,0 +1,19 @@
+#include "unity/unity_internals.h"
+#include "registry.h"
+
+#define TESTS_MAX 128
+
+static Test tests[TESTS_MAX];
+static int test_count = 0;
+
+void register_test(Test t) {
+  if (test_count < TESTS_MAX) {
+      tests[test_count] = t;
+      test_count++;
+  } else
+    printf("Maximum number of tests (%d) exceeded.\n", TESTS_MAX);
+}
+
+void run_all_tests() {
+  for (int i = 0; i < test_count; i++) tests[i]();
+}

test/registry.h

@@ -0,0 +1,15 @@
+#ifndef REGISTRY_H
+#define REGISTRY_H
+
+#include <stdio.h>
+
+// Test functions neither consume nor return anything.
+typedef void (*Test)(void);
+
+// Register a new test function.
+void register_test(Test t);
+
+// Run all registered tests.
+void run_all_tests();
+
+#endif

test/token.c

@@ -0,0 +1,32 @@
+#include <stdlib.h>
+#include "unity/unity.h"
+
+#include "registry.h"
+#include "unity/unity_internals.h"
+#include "../src/include/token.h"
+
+void test_token_init() {
+    char* s = malloc(sizeof("Hello, world!"));
+    s = "Hello, world!";
+    Token* t = token_init(TOKEN_TYPE_CALL, s);
+    TEST_ASSERT_EQUAL(TOKEN_TYPE_NUMBER, t->type);
+    TEST_ASSERT_EQUAL_STRING("Hellso, world!", t->val);
+}
+
+void test_token_destroy() {
+    char* s = malloc(1 * sizeof(char));
+    *s = 'h';
+    Token* t = token_init(TOKEN_TYPE_CALL, s);
+    token_destroy(t);
+}
+
+void token_test() {
+    UNITY_BEGIN();
+    RUN_TEST(test_token_init);
+    RUN_TEST(test_token_destroy);
+    UNITY_END();
+}
+
+__attribute__((constructor)) void register_tests_token() {
+    register_test(token_test);
+}

test/unity/unity.c

@@ -24,10 +24,10 @@ void UNITY_OUTPUT_CHAR(int);
 struct UNITY_STORAGE_T Unity;
 
 #ifdef UNITY_OUTPUT_COLOR
-const char UNITY_PROGMEM UnityStrOk[]                            = "\033[42mOK\033[0m";
-const char UNITY_PROGMEM UnityStrPass[]                          = "\033[42mPASS\033[0m";
-const char UNITY_PROGMEM UnityStrFail[]                          = "\033[41mFAIL\033[0m";
-const char UNITY_PROGMEM UnityStrIgnore[]                        = "\033[43mIGNORE\033[0m";
+const char UNITY_PROGMEM UnityStrOk[]                            = "\033[32;1mOK\033[0m";
+const char UNITY_PROGMEM UnityStrPass[]                          = "\033[32;1mPASS\033[0m";
+const char UNITY_PROGMEM UnityStrFail[]                          = "\033[31;1mFAIL\033[0m";
+const char UNITY_PROGMEM UnityStrIgnore[]                        = "\033[30;1mIGNORE\033[0m";
 #else
 const char UNITY_PROGMEM UnityStrOk[]                            = "OK";
 const char UNITY_PROGMEM UnityStrPass[]                          = "PASS";

test/util.c

@@ -1,17 +1,19 @@
 #include "unity/unity.h"
-
-#include "../src/include//util.h"
-
-void setUp() {}
-void tearDown() {}
+#include "registry.h"
+#include "unity/unity_internals.h"
+#include "../src/include/util.h"
 
 void test_is_even() {
     TEST_ASSERT_EQUAL(0, is_even(1));
     TEST_ASSERT_EQUAL(1, is_even(2));
 }
 
-int main() {
+void util_test() {
     UNITY_BEGIN();
     RUN_TEST(test_is_even);
-    return UNITY_END();
+    UNITY_END();
+}
+
+__attribute__((constructor)) void register_tests_util() {
+    register_test(util_test);
 }