libutil

// test_base64.c

// Base64 unit test for libutil

// Copyright (C) 2021, Jakob Wakeling

// MIT Licence

#include "../base64.h"

#include "unit.h"

#include <stdint.h>

#include <stdio.h>

#include <string.h>

int main(void) {

	{

		uint8_t i[9] = "123456789";

		uint8_t o[12] = { 0 };

		b64encode(o, i, 0);

		ASSERT("T000 ENCODE STRING LENGTH 0",

				!memcmp(o, "", 1));

		b64encode(o, i, 1);

		ASSERT("T001 ENCODE STRING LENGTH 1",

				!memcmp(o, "MQ==", 4));

		b64encode(o, i, 2);

		ASSERT("T002 ENCODE STRING LENGTH 2",

				!memcmp(o, "MTI=", 4));

		b64encode(o, i, 3);

		ASSERT("T003 ENCODE STRING LENGTH 3",

				!memcmp(o, "MTIz", 4));

		b64encode(o, i, 4);

		ASSERT("T004 ENCODE STRING LENGTH 4",

				!memcmp(o, "MTIzNA==", 8));

		b64encode(o, i, 5);

		ASSERT("T005 ENCODE STRING LENGTH 5",

				!memcmp(o, "MTIzNDU=", 8));

		b64encode(o, i, 6);

		ASSERT("T006 ENCODE STRING LENGTH 6",

				!memcmp(o, "MTIzNDU2", 8));

		b64encode(o, i, 7);

		ASSERT("T007 ENCODE STRING LENGTH 7",

				!memcmp(o, "MTIzNDU2Nw==", 12));

		b64encode(o, i, 8);

		ASSERT("T008 ENCODE STRING LENGTH 8",

				!memcmp(o, "MTIzNDU2Nzg=", 12));

		b64encode(o, i, 9);

		ASSERT("T009 ENCODE STRING LENGTH 9",

				!memcmp(o, "MTIzNDU2Nzg5", 12));

	}

	{

		uint8_t i[12] = "MTIzNDU2Nw==";

		uint8_t o[10] = { 0 };

		b64decode(o, i, 10);

		ASSERT("T010 DECODE STRING LENGTH 10",

				!memcmp(o, "1234567", 7));

		b64decode(o, i, 11);

		ASSERT("T011 DECODE STRING LENGTH 10 HALF PADDED",

				!memcmp(o, "1234567", 7));

		b64decode(o, i, 12);

		ASSERT("T012 DECODE STRING LENGTH 10 PADDED",

				!memcmp(o, "1234567", 7));

	}

	{

		uint8_t i[12] = "MTIzNDU2Nzg=";

		uint8_t o[10] = { 0 };

		b64decode(o, i, 11);

		ASSERT("T013 DECODE STRING LENGTH 11",

				!memcmp(o, "12345678", 8));

		b64decode(o, i, 12);

		ASSERT("T014 DECODE STRING LENGTH 11 PADDED",

				!memcmp(o, "12345678", 8));

	}

	{

		uint8_t i[12] = "MTIzNDU2Nzg5";

		uint8_t o[10] = { 0 };

		b64decode(o, i, 12);

		ASSERT("T015 DECODE STRING LENGTH 12",

				!memcmp(o, "123456789", 9));

	}

	printf("%d of %d tests passed\n", testspassed, testsrun);

	return testsfailed;

}