Added simple testing capabilities

Makefile

@@ -30,8 +30,13 @@ $(OBJS): dir
 	@$(CC) $(CFLAGS) -o $(BUILD_DIR)/$@ -c $*.c
 
 # Runs CUnit tests
+# test: dir
+# 	@$(CC) $(CFLAGS) -lcunit -o $(BIN_DIR)/$(NAME)_test $(TESTS_DIR)/*.c
+# 	@$(BIN_DIR)/$(NAME)_test
+
+# Runs tests
 test: dir
-	@$(CC) $(CFLAGS) -lcunit -o $(BIN_DIR)/$(NAME)_test $(TESTS_DIR)/*.c
+	@$(CC) $(CFLAGS) -o $(BIN_DIR)/$(NAME)_test $(TESTS_DIR)/*.c
 	@$(BIN_DIR)/$(NAME)_test
 
 # Run valgrind memory checker on executable

src/main.c

@@ -5,41 +5,8 @@
 
 int main(void)
 {
-    // C-style to string
+    string a = StrLit("Hello, world!");
-    string a;
-    a.chars = "Manual transformation of C-style to String";
-    a.length = strlen(a.chars);
     PrintStr(a);
 
-    // Automatic c-style to string
-    string b = CStyleToLengthString_Assign("Function transformation of C-style to String");
-    PrintStr(b);
-
-    // String assigning (shallow copy) and copying (deep copy)
-    char xx[] = "String Assign Copy";
-    char yy[] = "String Deep Copy";
-    string x = CStyleToLengthString_Assign(xx);
-    string y = CStyleToLengthString_Assign(yy);
-    string c = x;
-    PrintStr(c);
-    string d = StringCopy(y);
-    PrintStr(d);
-    x.chars[3] = '!';
-    y.chars[3] = '!';
-    PrintStr(c);
-    PrintStr(d);
-
-    // Manual string slicing
-    string e;
-    e.chars = &a.chars[7];
-    e.length = 14;
-    PrintStr(e);
-
-    // Automatic string slicing (by length or by index range)
-    string f = StringSlice_Length(a, 7, 14);
-    string g = StringSlice_Index(a, 7, 21);
-    PrintStr(f);
-    PrintStr(g);
-
     return 0;
 }

tests/main.c

@@ -0,0 +1,45 @@
+#include "../include/lenstr.h"
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+int main(void)
+{
+    // C-style to string
+    string a;
+    a.chars = "Manual transformation of C-style to String";
+    a.length = strlen(a.chars);
+    PrintStr(a);
+
+    // Automatic c-style to string
+    string b = CStyleToLengthString_Assign("Function transformation of C-style to String");
+    PrintStr(b);
+
+    // String assigning (shallow copy) and copying (deep copy)
+    char xx[] = "String Assign Copy";
+    char yy[] = "String Deep Copy";
+    string x = CStyleToLengthString_Assign(xx);
+    string y = CStyleToLengthString_Assign(yy);
+    string c = x;
+    PrintStr(c);
+    string d = StringCopy(y);
+    PrintStr(d);
+    x.chars[3] = '!';
+    y.chars[3] = '!';
+    PrintStr(c);
+    PrintStr(d);
+
+    // Manual string slicing
+    string e;
+    e.chars = &a.chars[7];
+    e.length = 14;
+    PrintStr(e);
+
+    // Automatic string slicing (by length or by index range)
+    string f = StringSlice_Length(a, 7, 14);
+    string g = StringSlice_Index(a, 7, 21);
+    PrintStr(f);
+    PrintStr(g);
+
+    return 0;
+}