Added tests.py (just a file of me testing the functionality of the library)

tests.py

@@ -0,0 +1,52 @@
+from lcdMenu import lcdMenu
+import config
+from config import LCD
+
+"""
+# testing different icon styles
+LCD.custom_char(0, bytearray([0x00,0x04,0x04,0x04,0x15,0x0E,0x04,0x00]))  # arrow down (variant 1)
+LCD.custom_char(1, bytearray([0x00,0x04,0x04,0x04,0x15,0x0A,0x04,0x00]))  # arrow down (variant 2)
+LCD.custom_char(2, bytearray([0x00,0x00,0x00,0x00,0x11,0x0A,0x04,0x00]))  # arrow down (variant 3)
+LCD.custom_char(3, bytearray([0x00,0x04,0x0E,0x15,0x04,0x04,0x04,0x00]))  # arrow up   (variant 1)
+LCD.custom_char(4, bytearray([0x00,0x04,0x0A,0x15,0x04,0x04,0x04,0x00]))  # arrow up   (variant 2)
+LCD.custom_char(5, bytearray([0x00,0x04,0x0A,0x11,0x00,0x00,0x00,0x00]))  # arrow up   (variant 3)
+LCD.putstr(chr(0)+" "+chr(1)+" "+chr(2)+" "+chr(3)+" "+chr(4)+" "+chr(5)+"   <>")
+"""
+
+#LCD.putstr("<<<<<<<<>>>>>>>>< some tst itm >")
+#LCD.putstr("<<<<<<<  >>>>>>>< some tst itm >")
+#LCD.putstr("<              >< some tst itm >")
+LCD.putstr("[ ------------ ]< some tst itm >")
+
+
+def some_print():
+    print("some_print() executed!")
+def another_callback():
+    print("another_callback() executed")
+def third():
+    print("third")
+    return True
+menuItems = [("some_print", some_print),
+             ("another_entry", another_callback),
+             ("third item", third)]
+lm = lcdMenu(config.LCD,
+             {"next_btn": config.BTN_1, "ok_btn": config.BTN_2},
+             menuItems,
+             scroll_direction=True, cycle=True,
+             hide_menu_name=False)
+
+print(lm.current_selection)
+lm.next_selection()
+print(lm.current_selection)
+lm.next_selection()
+print(lm.current_selection)
+lm.next_selection()
+print(lm.current_selection)
+print("--------")
+print(lm.current_selection)
+lm.previous_selection()
+print(lm.current_selection)
+lm.previous_selection()
+print(lm.current_selection)
+lm.previous_selection()
+print(lm.current_selection)