cosmopolitan/test/dsp/tty/rgb2xterm256_test.c

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2020-06-15 14:18:57 +00:00
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "dsp/tty/rgb2xterm256.h"
#include "libc/testlib/ezbench.h"
#include "libc/testlib/testlib.h"
TEST(rgb2xterm256, test) {
EXPECT_EQ(196, rgb2xterm256v2(0xff, 0x00, 0x00)); /* red */
EXPECT_EQ(46, rgb2xterm256v2(0x00, 0xff, 0x00)); /* green */
EXPECT_EQ(21, rgb2xterm256v2(0x00, 0x00, 0xff)); /* blue */
EXPECT_EQ(226, rgb2xterm256v2(0xff, 0xff, 0x00)); /* yellow */
EXPECT_EQ(208, rgb2xterm256v2(0xff, 0x80, 0x00)); /* orange */
}
TEST(rgb2xterm256, testRedBlack) {
EXPECT_EQ(16, rgb2xterm256v2(0, 0, 0));
EXPECT_EQ(16, rgb2xterm256v2(12, 0, 0));
EXPECT_EQ(232, rgb2xterm256v2(13, 0, 0));
EXPECT_EQ(233, rgb2xterm256v2(39, 0, 0));
EXPECT_EQ(233, rgb2xterm256v2(40, 0, 0));
EXPECT_EQ(52, rgb2xterm256v2(53, 0, 0));
EXPECT_EQ(88, rgb2xterm256v2(115, 0, 0));
EXPECT_EQ(88, rgb2xterm256v2(116, 0, 0));
}
////////////////////////////////////////////////////////////////////////////////
BENCH(rgb2xterm256v2, bench) {
EZBENCH(donothing, rgb2xterm256v2(0xff, 0x80, 0x00));
}