mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-01-31 19:43:32 +00:00
88 lines
3.7 KiB
C
88 lines
3.7 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 2022 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/fmt.h"
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#include "libc/fmt/itoa.h"
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#include "libc/str/str.h"
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#include "libc/testlib/ezbench.h"
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#include "libc/testlib/testlib.h"
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char buf[19];
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void SetUp(void) {
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memset(buf, 0x55, sizeof(buf));
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}
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TEST(FormatHex64, test1) {
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EXPECT_EQ(1, FormatHex64(buf, 0, 2) - buf);
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EXPECT_STREQ("0", buf);
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}
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TEST(FormatHex64, test2) {
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EXPECT_EQ(1, FormatHex64(buf, 0, 0) - buf);
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EXPECT_STREQ("0", buf);
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EXPECT_EQ(3, FormatHex64(buf, 0, 1) - buf);
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EXPECT_STREQ("0x0", buf);
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}
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TEST(FormatHex64, test3) {
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EXPECT_EQ(4, FormatHex64(buf, 1, 2) - buf);
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EXPECT_STREQ("0x01", buf);
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}
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TEST(FormatHex64, test4) {
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EXPECT_EQ(1, FormatHex64(buf, 1, 0) - buf);
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EXPECT_STREQ("1", buf);
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}
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TEST(FormatHex64, test5) {
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EXPECT_EQ(18, FormatHex64(buf, 01777777777777777777777UL, 2) - buf);
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EXPECT_STREQ("0xffffffffffffffff", buf);
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}
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TEST(FormatHex64, test6) {
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EXPECT_EQ(16, FormatHex64(buf, 01777777777777777777777UL, 0) - buf);
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EXPECT_STREQ("ffffffffffffffff", buf);
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}
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TEST(FormatHex64, test7) {
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EXPECT_EQ(18, FormatHex64(buf, 0xEBF2AA499B9028EAul, 2) - buf);
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EXPECT_STREQ("0xebf2aa499b9028ea", buf);
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}
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TEST(FormatHex64, test8) {
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EXPECT_EQ(18, FormatHex64(buf, 0x00F2AA499B9028EAul, 2) - buf);
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EXPECT_STREQ("0x00f2aa499b9028ea", buf);
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}
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TEST(FormatHex64, testScalesToWordSizes) {
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EXPECT_EQ(2 + 2, FormatHex64(buf, 13, 2) - buf);
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EXPECT_STREQ("0x0d", buf);
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EXPECT_EQ(4 + 2, FormatHex64(buf, 31337, 2) - buf);
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EXPECT_STREQ("0x7a69", buf);
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EXPECT_EQ(8 + 2, FormatHex64(buf, 65536, 2) - buf);
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EXPECT_STREQ("0x00010000", buf);
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}
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BENCH(FormatHex64, bench) {
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EZBENCH2("FormatUint64 tiny", donothing, FormatUint64(buf, 1));
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EZBENCH2("FormatOctal64 tiny", donothing, FormatOctal64(buf, 1, true));
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EZBENCH2("FormatHex64 tiny", donothing, FormatHex64(buf, 1, 2));
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EZBENCH2("FormatHex64 big", donothing,
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FormatHex64(buf, 01777777777777777777777UL, 2));
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}
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