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https://github.com/tailix/libkernaux.git
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120 lines
4 KiB
C
120 lines
4 KiB
C
#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <kernaux/ntoa.h>
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#include <assert.h>
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#include <string.h>
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static const struct {
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uint64_t value;
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const char *result;
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} utoa10_cases[] = {
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{ 0, "0" },
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{ 1, "1" },
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{ 2, "2" },
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{ 9, "9" },
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{ 10, "10" },
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{ 11, "11" },
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{ 12, "12" },
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{ 19, "19" },
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{ 20, "20" },
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{ 21, "21" },
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{ 99, "99" },
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{ 100, "100" },
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{ 101, "101" },
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{ 199, "199" },
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{ 200, "200" },
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{ 201, "201" },
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{ 999, "999" },
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{ 1000, "1000" },
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{ 1001, "1001" },
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{ 1999, "1999" },
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{ 2000, "2000" },
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{ 2001, "2001" },
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{ 9999, "9999" },
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{ 10000, "10000" },
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{ 10001, "10001" },
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{ UINT16_MAX, "65535" },
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{ UINT16_MAX + 1, "65536" },
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{ UINT32_MAX, "4294967295" },
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{ (uint64_t)UINT32_MAX + 1, "4294967296" },
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{ UINT64_MAX - 6, "18446744073709551609" },
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{ UINT64_MAX - 5, "18446744073709551610" },
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{ UINT64_MAX - 1, "18446744073709551614" },
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{ UINT64_MAX, "18446744073709551615" },
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};
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static const struct {
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int64_t value;
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const char *result;
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} itoa10_cases[] = {
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{ 0, "0" },
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{ 1, "1" },
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{ -1, "-1" },
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{ 2, "2" },
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{ -2, "-2" },
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{ 9, "9" },
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{ -9, "-9" },
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{ 10, "10" },
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{ -10, "-10" },
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{ 11, "11" },
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{ -11, "-11" },
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{ 12, "12" },
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{ 19, "19" },
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{ 20, "20" },
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{ 21, "21" },
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{ 99, "99" },
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{ 100, "100" },
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{ 101, "101" },
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{ 199, "199" },
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{ 200, "200" },
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{ 201, "201" },
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{ 999, "999" },
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{ 1000, "1000" },
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{ 1001, "1001" },
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{ 1999, "1999" },
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{ 2000, "2000" },
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{ 2001, "2001" },
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{ 9999, "9999" },
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{ 10000, "10000" },
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{ 10001, "10001" },
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{ UINT16_MAX, "65535" },
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{ UINT16_MAX + 1, "65536" },
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{ UINT32_MAX, "4294967295" },
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{ (int64_t)UINT32_MAX + 1, "4294967296" },
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{ INT64_MAX - 8, "9223372036854775799" },
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{ INT64_MIN + 9, "-9223372036854775799" },
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{ INT64_MAX - 7, "9223372036854775800" },
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{ INT64_MIN + 8, "-9223372036854775800" },
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{ INT64_MAX - 1, "9223372036854775806" },
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{ INT64_MIN + 1, "-9223372036854775807" },
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{ INT64_MAX, "9223372036854775807" },
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{ INT64_MIN, "-9223372036854775808" },
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};
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int main()
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{
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char buffer[KERNAUX_ITOA_BUFFER_SIZE];
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for (
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size_t index = 0;
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index < sizeof(utoa10_cases) / sizeof(utoa10_cases[0]);
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++index
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) {
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kernaux_utoa10(utoa10_cases[index].value, buffer);
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assert(strcmp(buffer, utoa10_cases[index].result) == 0);
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}
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for (
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size_t index = 0;
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index < sizeof(itoa10_cases) / sizeof(itoa10_cases[0]);
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++index
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) {
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kernaux_itoa10(itoa10_cases[index].value, buffer);
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assert(strcmp(buffer, itoa10_cases[index].result) == 0);
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}
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return 0;
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}
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