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35 lines
2.3 KiB
C
35 lines
2.3 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2023 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/testlib/testlib.h"
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TEST(fmax, test) {
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EXPECT_TRUE(fmax(2., 3.) == 3.);
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EXPECT_TRUE(fmax(3., 2.) == 3.);
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EXPECT_TRUE(fmax(NAN, 3.) == 3.);
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EXPECT_TRUE(fmax(NAN, -3.) == -3.);
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EXPECT_TRUE(fmax(-NAN, 3.) == 3.);
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EXPECT_TRUE(fmax(-NAN, -3.) == -3.);
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EXPECT_TRUE(fmax(3., NAN) == 3.);
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EXPECT_TRUE(fmax(-3., NAN) == -3.);
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EXPECT_TRUE(fmax(3., -NAN) == 3.);
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EXPECT_TRUE(fmax(-3., -NAN) == -3.);
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EXPECT_TRUE(fmax(-0., +0.) == +0.);
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EXPECT_TRUE(fmax(+0., -0.) == +0.);
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}
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