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56 lines
3 KiB
C
56 lines
3 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2021 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/math.h"
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#include "libc/runtime/gc.h"
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#include "libc/testlib/testlib.h"
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#include "libc/x/x.h"
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#define acoshl(x) acoshl(VEIL("t", (long double)(x)))
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#define acosh(x) acosh(VEIL("x", (double)(x)))
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#define acoshf(x) acoshf(VEIL("x", (float)(x)))
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TEST(acosh, test) {
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EXPECT_STREQ(".962423650119207", gc(xdtoa(acosh(1.5))));
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EXPECT_STREQ("0", gc(xdtoa(acosh(1))));
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EXPECT_TRUE(isnan(acosh(NAN)));
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EXPECT_TRUE(isnan(acosh(.5)));
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EXPECT_TRUE(isnan(acosh(-.5)));
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EXPECT_TRUE(isnan(acosh(-1.5)));
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EXPECT_STREQ("INFINITY", gc(xdtoa(acosh(INFINITY))));
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}
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TEST(acoshf, test) {
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EXPECT_STREQ(".962424", gc(xdtoaf(acoshf(1.5))));
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EXPECT_STREQ("0", gc(xdtoaf(acoshf(1))));
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EXPECT_TRUE(isnan(acoshf(NAN)));
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EXPECT_TRUE(isnan(acoshf(.5)));
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EXPECT_TRUE(isnan(acoshf(-.5)));
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EXPECT_TRUE(isnan(acoshf(-1.5)));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(acoshf(INFINITY))));
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}
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TEST(acoshl, test) {
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EXPECT_STREQ(".9624236501192069", gc(xdtoal(acoshl(1.5))));
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EXPECT_STREQ("0", gc(xdtoal(acoshl(1))));
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EXPECT_TRUE(isnan(acoshl(NAN)));
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EXPECT_TRUE(isnan(acoshl(.5)));
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EXPECT_TRUE(isnan(acoshl(-.5)));
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EXPECT_TRUE(isnan(acoshl(-1.5)));
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EXPECT_STREQ("INFINITY", gc(xdtoal(acoshl(INFINITY))));
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}
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