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Get more Python tests passing (#141)

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Justine Tunney 2021-08-16 15:26:31 -07:00
parent 916f19eea1
commit 59e1c245d1
141 changed files with 3536 additions and 1203 deletions
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test/libc/tinymath/cos_test.c Normal file
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/*-*- 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 2021 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/math.h"
#include "libc/runtime/gc.internal.h"
#include "libc/testlib/testlib.h"
#include "libc/x/x.h"
TEST(cos, test) {
EXPECT_STREQ("1", gc(xasprintf("%.15g", cos(0.))));
EXPECT_STREQ("1", gc(xasprintf("%.15g", cos(-0.))));
EXPECT_STREQ("0.995004165278026", gc(xasprintf("%.15g", cos(.1))));
EXPECT_STREQ("0.995004165278026", gc(xasprintf("%.15g", cos(-.1))));
EXPECT_STREQ("0.877582561890373", gc(xasprintf("%.15g", cos(.5))));
EXPECT_STREQ("0.877582561890373", gc(xasprintf("%.15g", cos(-.5))));
EXPECT_STREQ("0.54030230586814", gc(xasprintf("%.15g", cos(1.))));
EXPECT_STREQ("0.54030230586814", gc(xasprintf("%.15g", cos(-1.))));
EXPECT_STREQ("0.0707372016677029", gc(xasprintf("%.15g", cos(1.5))));
EXPECT_STREQ("0.0707372016677029", gc(xasprintf("%.15g", cos(-1.5))));
EXPECT_STREQ("-0.416146836547142", gc(xasprintf("%.15g", cos(2.))));
EXPECT_TRUE(isnan(cos(NAN)));
EXPECT_TRUE(isnan(cos(-NAN)));
EXPECT_TRUE(isnan(cos(INFINITY)));
EXPECT_TRUE(isnan(cos(-INFINITY)));
EXPECT_STREQ("1", gc(xasprintf("%.15g", cos(__DBL_MIN__))));
EXPECT_STREQ("-0.99998768942656", gc(xasprintf("%.15g", cos(__DBL_MAX__))));
EXPECT_STREQ("0.54030230586814",
gc(xasprintf("%.15g", cos(-1.0000000000000002))));
EXPECT_STREQ("1", gc(xasprintf("%.15g", cos(-2.1073424255447e-08))));
}