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131 lines
4.1 KiB
C
131 lines
4.1 KiB
C
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/*
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* PROJECT: ReactOS API tests
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* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
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* PURPOSE: Tests for __i64tod/u64tod/i64tos/u64tos on ARM
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* COPYRIGHT: Copyright 2021 Stanislav Motylkov <x86corez@gmail.com>
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*/
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#include <apitest.h>
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typedef struct _I64TOD_TEST_DATA
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{
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long long given;
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union
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{
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double value;
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unsigned long long raw;
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} expected;
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} I64TOD_TEST_DATA;
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typedef struct _U64TOD_TEST_DATA
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{
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unsigned long long given;
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union
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{
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double value;
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unsigned long long raw;
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} expected;
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} U64TOD_TEST_DATA;
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typedef struct _I64TOS_TEST_DATA
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{
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long long given;
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union
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{
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float value;
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unsigned int raw;
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} expected;
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} I64TOS_TEST_DATA;
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typedef struct _U64TOS_TEST_DATA
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{
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unsigned long long given;
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union
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{
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float value;
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unsigned int raw;
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} expected;
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} U64TOS_TEST_DATA;
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START_TEST(__64tof)
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{
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I64TOD_TEST_DATA i64tod[] =
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{
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{ 1383034209LL, 1383034209.0 }, /* test 32bit number */
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{ -1383034209LL, -1383034209.0 }, /* test negative 32bit number */
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{ 354056757614LL, 354056757614.0 }, /* test 64bit int */
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{ -354056757614LL, -354056757614.0 }, /* test negative 64bit int */
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{ 18446744073709550000LL, -1616.0 }, /* test 20bit in float */
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{ 0x8000000000000000LL, -9223372036854775800.0 }, /* test big 64bit int */
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{ 0xFFFFFFFFFFFFFFFFLL, -1.0 }, /* test -1 */
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{ 0LL, +0.0 }, /* test 0 */
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};
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U64TOD_TEST_DATA u64tod[] =
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{
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{ 1383034209ULL, 1383034209.0 }, /* test 32bit number */
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{ 354056757614ULL, 354056757614.0 }, /* test 64bit int */
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{ 18445937028656326656ULL, 18445937028656326656.0 }, /* test unsigned 64bit */
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{ 18446744073709550000ULL, 18446744073709550000.0 }, /* test 20bit in float */
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{ 18446744073709551615ULL, 18446744073709552000.0 }, /* test big 64bit number */
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{ 0ULL, +0.0 }, /* test 0 */
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};
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I64TOS_TEST_DATA i64tos[] =
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{
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{ 1383034LL, 1383034.0f }, /* test 32bit number */
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{ -1383034LL, -1383034.0f }, /* test negative 32bit number */
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{ 354056765440LL, 354056765440.0f }, /* test 64bit int */
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{ -354056765440LL, -354056765440.0f }, /* test negative 64bit int */
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{ 18446744073709550000LL, -1616.0f }, /* test 20bit in float */
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{ 0x8000000000000000LL, -9223372036854775800.0f }, /* test big 64bit int */
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{ 0xFFFFFFFFFFFFFFFFLL, -1.0f }, /* test -1 */
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{ 0LL, +0.0f }, /* test 0 */
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};
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U64TOS_TEST_DATA u64tos[] =
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{
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{ 1383034ULL, 1383034.0f }, /* test 32bit number */
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{ 354056765440ULL, 354056765440.0f }, /* test 64bit int */
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{ 18445937032174764032ULL, 18445937032174764032.0f }, /* test unsigned 64bit */
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{ 18446744073709550000ULL, 18446744073709550000.0f }, /* test 20bit in float */
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{ 18446744073709551615ULL, 18446744073709552000.0f }, /* test big 64bit number */
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{ 0ULL, +0.0f }, /* test 0 */
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};
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unsigned int i;
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for (i = 0; i < _countof(i64tod); ++i)
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{
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double actual;
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actual = (double)i64tod[i].given;
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ok(actual == i64tod[i].expected.value, "(i64tod) %d: Expected %lf, but %lld -> %lf\n",
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i, i64tod[i].expected.value, i64tod[i].given, actual);
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}
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for (i = 0; i < _countof(u64tod); ++i)
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{
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double actual;
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actual = (double)u64tod[i].given;
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ok(actual == u64tod[i].expected.value, "(u64tod) %d: Expected %lf, but %llu -> %lf\n",
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i, u64tod[i].expected.value, u64tod[i].given, actual);
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}
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for (i = 0; i < _countof(i64tos); ++i)
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{
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float actual;
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actual = (float)i64tos[i].given;
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ok(actual == i64tos[i].expected.value, "(i64tos) %d: Expected %f, but %lld -> %f\n",
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i, i64tos[i].expected.value, i64tos[i].given, actual);
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}
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for (i = 0; i < _countof(u64tos); ++i)
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{
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float actual;
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actual = (float)u64tos[i].given;
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ok(actual == u64tos[i].expected.value, "(u64tos) %d: Expected %f, but %llu -> %f\n",
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i, u64tos[i].expected.value, u64tos[i].given, actual);
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}
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}
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