67 lines
3.4 KiB
C
67 lines
3.4 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 2020 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/fmt/conv.h"
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#include "libc/fmt/itoa.h"
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#include "libc/limits.h"
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#include "libc/testlib/testlib.h"
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TEST(int64toarray_radix10, test) {
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char buf[21];
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EXPECT_EQ(1, int64toarray_radix10(0, buf));
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EXPECT_STREQ("0", buf);
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EXPECT_EQ(1, int64toarray_radix10(1, buf));
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EXPECT_STREQ("1", buf);
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EXPECT_EQ(2, int64toarray_radix10(-1, buf));
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EXPECT_STREQ("-1", buf);
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EXPECT_EQ(19, int64toarray_radix10(INT64_MAX, buf));
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EXPECT_STREQ("9223372036854775807", buf);
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EXPECT_EQ(20, int64toarray_radix10(INT64_MIN, buf));
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EXPECT_STREQ("-9223372036854775808", buf);
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}
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TEST(uint64toarray_radix10, test) {
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char buf[21];
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EXPECT_EQ(1, uint64toarray_radix10(0, buf));
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EXPECT_STREQ("0", buf);
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EXPECT_EQ(20, uint64toarray_radix10(UINT64_MAX, buf));
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EXPECT_STREQ("18446744073709551615", buf);
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EXPECT_EQ(19, uint64toarray_radix10(INT64_MIN, buf));
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EXPECT_STREQ("9223372036854775808", buf);
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}
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TEST(int128toarray_radix10, test) {
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char buf[41];
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EXPECT_EQ(1, int128toarray_radix10(0, buf));
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EXPECT_STREQ("0", buf);
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EXPECT_EQ(39, int128toarray_radix10(INT128_MAX, buf));
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EXPECT_STREQ("170141183460469231731687303715884105727", buf);
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EXPECT_EQ(40, int128toarray_radix10(INT128_MIN, buf));
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EXPECT_STREQ("-170141183460469231731687303715884105728", buf);
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}
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TEST(uint128toarray_radix10, test) {
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char buf[40];
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EXPECT_EQ(1, uint128toarray_radix10(0, buf));
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EXPECT_STREQ("0", buf);
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EXPECT_EQ(39, uint128toarray_radix10(UINT128_MAX, buf));
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EXPECT_STREQ("340282366920938463463374607431768211455", buf);
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EXPECT_EQ(39, uint128toarray_radix10(INT128_MIN, buf));
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EXPECT_STREQ("170141183460469231731687303715884105728", buf);
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}
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