/* * Copyright (c) 2006-2024, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2024-12-22 Meco Man the first version */ /** * @author (c) Eyal Rozenberg * 2021-2022, Haifa, Palestine/Israel * @author (c) Marco Paland (info@paland.com) * 2014-2019, PALANDesign Hannover, Germany * * @note Others have made smaller contributions to this file: see the * contributors page at https://github.com/eyalroz/printf/graphs/contributors * or ask one of the authors. The original code for exponential specifiers was * contributed by Martijn Jasperse . * * @brief Small stand-alone implementation of the printf family of functions * (`(v)printf`, `(v)s(n)printf` etc., geared towards use on embedded systems with * a very limited resources. * * @note the implementations are thread-safe; re-entrant; use no functions from * the standard library; and do not dynamically allocate any memory. * * @license The MIT License (MIT) * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ /* Unported test cases: buffer_length extremal_signed_integer_values extremal_unsigned_integer_values */ #include #include #include #define base_buffer_size 100 #define SPRINTF_CHECK(expected, buffer, format, ...) \ do { \ rt_memset(buffer, 0xCC, base_buffer_size); \ rt_sprintf(buffer, format, ##__VA_ARGS__); \ uassert_str_equal(expected, buffer); \ } while (0) #define SPRINTF_TEST_CASE_NAME(testname) TC_##testname #define SPRINTF_TEST_CASE(testname) static void SPRINTF_TEST_CASE_NAME(testname)(void) SPRINTF_TEST_CASE(space_flag) { char buffer[base_buffer_size]; SPRINTF_CHECK(" 42", buffer, "% d", 42); SPRINTF_CHECK("-42", buffer, "% d", -42); SPRINTF_CHECK(" 42", buffer, "% 5d", 42); SPRINTF_CHECK(" -42", buffer, "% 5d", -42); SPRINTF_CHECK(" 42", buffer, "% 15d", 42); SPRINTF_CHECK(" -42", buffer, "% 15d", -42); SPRINTF_CHECK(" -42", buffer, "% 15d", -42); #ifdef RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS SPRINTF_CHECK(" -42.987", buffer, "% 15.3f", -42.987); SPRINTF_CHECK(" 42.987", buffer, "% 15.3f", 42.987); #endif SPRINTF_CHECK(" 1024", buffer, "% d", 1024); SPRINTF_CHECK("-1024", buffer, "% d", -1024); SPRINTF_CHECK(" 1024", buffer, "% i", 1024); SPRINTF_CHECK("-1024", buffer, "% i", -1024); } SPRINTF_TEST_CASE(space_flag__non_standard_format) { char buffer[base_buffer_size]; SPRINTF_CHECK("Hello testing", buffer, "% s", "Hello testing"); SPRINTF_CHECK("1024", buffer, "% u", 1024); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK("1024", buffer, "% I16u", (uint16_t) 1024); SPRINTF_CHECK("1024", buffer, "% I32u", (uint32_t) 1024); SPRINTF_CHECK("1024", buffer, "% I64u", (uint64_t) 1024); #endif SPRINTF_CHECK("4294966272", buffer, "% u", 4294966272U); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK("4294966272", buffer, "% I32u", (uint32_t) 4294966272U); SPRINTF_CHECK("4294966272", buffer, "% I64u", (uint64_t) 4294966272U); #endif SPRINTF_CHECK("777", buffer, "% o", 511); SPRINTF_CHECK("37777777001", buffer, "% o", 4294966785U); SPRINTF_CHECK("1234abcd", buffer, "% x", 305441741); SPRINTF_CHECK("edcb5433", buffer, "% x", 3989525555U); SPRINTF_CHECK("1234ABCD", buffer, "% X", 305441741); SPRINTF_CHECK("EDCB5433", buffer, "% X", 3989525555U); SPRINTF_CHECK("x", buffer, "% c", 'x'); } SPRINTF_TEST_CASE(plus_flag) { char buffer[base_buffer_size]; SPRINTF_CHECK("+42", buffer, "%+d", 42); SPRINTF_CHECK("-42", buffer, "%+d", -42); SPRINTF_CHECK(" +42", buffer, "%+5d", 42); SPRINTF_CHECK(" -42", buffer, "%+5d", -42); SPRINTF_CHECK(" +42", buffer, "%+15d", 42); SPRINTF_CHECK(" -42", buffer, "%+15d", -42); SPRINTF_CHECK("+1024", buffer, "%+d", 1024); SPRINTF_CHECK("-1024", buffer, "%+d", -1024); SPRINTF_CHECK("+1024", buffer, "%+i", 1024); SPRINTF_CHECK("-1024", buffer, "%+i", -1024); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK("+1024", buffer, "%+I16d", (int16_t) 1024); SPRINTF_CHECK("-1024", buffer, "%+I16d", (int16_t) -1024); SPRINTF_CHECK("+1024", buffer, "%+I32d", (int32_t) 1024); SPRINTF_CHECK("-1024", buffer, "%+I32d", (int32_t) -1024); SPRINTF_CHECK("+1024", buffer, "%+I64d", (int64_t) 1024); SPRINTF_CHECK("-1024", buffer, "%+I64d", (int64_t) -1024); #endif SPRINTF_CHECK("+", buffer, "%+.0d", 0); } SPRINTF_TEST_CASE(plus_flag__non_standard_format) { char buffer[base_buffer_size]; SPRINTF_CHECK("Hello testing", buffer, "%+s", "Hello testing"); SPRINTF_CHECK("1024", buffer, "%+u", 1024); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK("1024", buffer, "%+I32u", (uint32_t) 1024); #endif SPRINTF_CHECK("4294966272", buffer, "%+u", 4294966272U); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK("4294966272", buffer, "%+I32u", (uint32_t) 4294966272U); #endif SPRINTF_CHECK("777", buffer, "%+o", 511); SPRINTF_CHECK("37777777001", buffer, "%+o", 4294966785U); SPRINTF_CHECK("1234abcd", buffer, "%+x", 305441741); SPRINTF_CHECK("edcb5433", buffer, "%+x", 3989525555U); SPRINTF_CHECK("1234ABCD", buffer, "%+X", 305441741); SPRINTF_CHECK("EDCB5433", buffer, "%+X", 3989525555U); SPRINTF_CHECK("x", buffer, "%+c", 'x'); } SPRINTF_TEST_CASE(zero_flag) { char buffer[base_buffer_size]; SPRINTF_CHECK("42", buffer, "%0d", 42); SPRINTF_CHECK("42", buffer, "%0ld", 42L); SPRINTF_CHECK("-42", buffer, "%0d", -42); SPRINTF_CHECK("00042", buffer, "%05d", 42); SPRINTF_CHECK("-0042", buffer, "%05d", -42); SPRINTF_CHECK("000000000000042", buffer, "%015d", 42); SPRINTF_CHECK("-00000000000042", buffer, "%015d", -42); #ifdef RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS SPRINTF_CHECK("000000000042.12", buffer, "%015.2f", 42.1234); SPRINTF_CHECK("00000000042.988", buffer, "%015.3f", 42.9876); SPRINTF_CHECK("-00000042.98760", buffer, "%015.5f", -42.9876); #endif } SPRINTF_TEST_CASE(minus_flag) { char buffer[base_buffer_size]; SPRINTF_CHECK("42", buffer, "%-d", 42); SPRINTF_CHECK("-42", buffer, "%-d", -42); SPRINTF_CHECK("42 ", buffer, "%-5d", 42); SPRINTF_CHECK("-42 ", buffer, "%-5d", -42); SPRINTF_CHECK("42 ", buffer, "%-15d", 42); SPRINTF_CHECK("-42 ", buffer, "%-15d", -42); } SPRINTF_TEST_CASE(minus_flag_and_non_standard_zero_modifier_for_integers) { char buffer[base_buffer_size]; SPRINTF_CHECK("42", buffer, "%-0d", 42); SPRINTF_CHECK("-42", buffer, "%-0d", -42); SPRINTF_CHECK("42 ", buffer, "%-05d", 42); SPRINTF_CHECK("-42 ", buffer, "%-05d", -42); SPRINTF_CHECK("42 ", buffer, "%-015d", 42); SPRINTF_CHECK("-42 ", buffer, "%-015d", -42); SPRINTF_CHECK("42", buffer, "%0-d", 42); SPRINTF_CHECK("-42", buffer, "%0-d", -42); SPRINTF_CHECK("42 ", buffer, "%0-5d", 42); SPRINTF_CHECK("-42 ", buffer, "%0-5d", -42); SPRINTF_CHECK("42 ", buffer, "%0-15d", 42); SPRINTF_CHECK("-42 ", buffer, "%0-15d", -42); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD #ifdef RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS SPRINTF_CHECK("-4.200e+01 ", buffer, "%0-15.3e", -42.); SPRINTF_CHECK("-42 ", buffer, "%0-15.3g", -42.); #else SPRINTF_CHECK("e", buffer, "%0-15.3e", -42.); SPRINTF_CHECK("g", buffer, "%0-15.3g", -42.); #endif /* RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS */ #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ } SPRINTF_TEST_CASE(sharp_flag) { char buffer[base_buffer_size]; #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("0", buffer, "%#o", 0); SPRINTF_CHECK("0", buffer, "%#0o", 0); #endif SPRINTF_CHECK("0", buffer, "%#.0o", 0); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("0", buffer, "%#.1o", 0); SPRINTF_CHECK(" 0", buffer, "%#4o", 0); SPRINTF_CHECK("0000", buffer, "%#.4o", 0); #endif SPRINTF_CHECK("01", buffer, "%#o", 1); SPRINTF_CHECK("01", buffer, "%#0o", 1); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("01", buffer, "%#.0o", 1); #endif SPRINTF_CHECK("01", buffer, "%#.1o", 1); SPRINTF_CHECK(" 01", buffer, "%#4o", 1); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("0001", buffer, "%#.4o", 1); #endif SPRINTF_CHECK("0x1001", buffer, "%#04x", 0x1001); SPRINTF_CHECK("01001", buffer, "%#04o", 01001); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("", buffer, "%#.0x", 0); #endif SPRINTF_CHECK("0x0000614e", buffer, "%#.8x", 0x614e); } SPRINTF_TEST_CASE(sharp_flag__non_standard_format) { char buffer[base_buffer_size]; SPRINTF_CHECK("0b110", buffer, "%#b", 6); SPRINTF_CHECK("0b11111111", buffer, "%#010b", 0xff); SPRINTF_CHECK("0b011111111", buffer, "%#011b", 0xff); SPRINTF_CHECK("077", buffer, "%#03o", 077); SPRINTF_CHECK("0077", buffer, "%#04o", 077); } #ifdef RT_KLIBC_USING_VSNPRINTF_LONGLONG SPRINTF_TEST_CASE(sharp_flag_with_long_long) { char buffer[base_buffer_size]; #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("0", buffer, "%#llo", (long long) 0); SPRINTF_CHECK("0", buffer, "%#0llo", (long long) 0); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ SPRINTF_CHECK("0", buffer, "%#.0llo", (long long) 0); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("0", buffer, "%#.1llo", (long long) 0); SPRINTF_CHECK(" 0", buffer, "%#4llo", (long long) 0); SPRINTF_CHECK("0000", buffer, "%#.4llo", (long long) 0); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ SPRINTF_CHECK("01", buffer, "%#llo", (long long) 1); SPRINTF_CHECK("01", buffer, "%#0llo", (long long) 1); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("01", buffer, "%#.0llo", (long long) 1); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ SPRINTF_CHECK("01", buffer, "%#.1llo", (long long) 1); SPRINTF_CHECK(" 01", buffer, "%#4llo", (long long) 1); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("0001", buffer, "%#.4llo", (long long) 1); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ SPRINTF_CHECK("0x1001", buffer, "%#04llx", (long long) 0x1001); SPRINTF_CHECK("01001", buffer, "%#04llo", (long long) 01001); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("", buffer, "%#.0llx", (long long) 0); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ SPRINTF_CHECK("0x0000614e", buffer, "%#.8llx", (long long) 0x614e); } SPRINTF_TEST_CASE(sharp_flag_with_long_long__non_standard_format) { char buffer[base_buffer_size]; SPRINTF_CHECK("0b110", buffer, "%#llb", (long long) 6); } #endif /* RT_KLIBC_USING_VSNPRINTF_LONGLONG */ SPRINTF_TEST_CASE(specifier) { char buffer[base_buffer_size]; SPRINTF_CHECK("Hello testing", buffer, "Hello testing"); SPRINTF_CHECK("Hello testing", buffer, "%s", "Hello testing"); SPRINTF_CHECK("(null)", buffer, "%s", (const char *) RT_NULL); SPRINTF_CHECK("1024", buffer, "%d", 1024); #if INT_MAX >= 2147483647LL SPRINTF_CHECK("2147483647", buffer, "%d", 2147483647); SPRINTF_CHECK("4294966272", buffer, "%u", 4294966272U); SPRINTF_CHECK("37777777001", buffer, "%o", 4294966785U); SPRINTF_CHECK("1234abcd", buffer, "%x", 305441741); SPRINTF_CHECK("edcb5433", buffer, "%x", 3989525555U); SPRINTF_CHECK("1234ABCD", buffer, "%X", 305441741); SPRINTF_CHECK("EDCB5433", buffer, "%X", 3989525555U); #endif SPRINTF_CHECK("-1024", buffer, "%d", -1024); SPRINTF_CHECK("1024", buffer, "%i", 1024); SPRINTF_CHECK("-1024", buffer, "%i", -1024); SPRINTF_CHECK("1024", buffer, "%u", 1024); SPRINTF_CHECK("777", buffer, "%o", 511); SPRINTF_CHECK("%", buffer, "%%"); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK("127", buffer, "%I8d", (int8_t) 127LL); #if (SHRT_MAX >= 32767) SPRINTF_CHECK("32767", buffer, "%I16d", (int16_t) 32767LL); #endif #if (LLONG_MAX >= 2147483647) SPRINTF_CHECK("2147483647", buffer, "%I32d", (int32_t) 2147483647LL); #if (LLONG_MAX >= 9223372036854775807LL) SPRINTF_CHECK("9223372036854775807", buffer, "%I64d", (int64_t) 9223372036854775807LL); #endif #endif #endif /* RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS */ } SPRINTF_TEST_CASE(width) { char buffer[base_buffer_size]; #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("Hello testing", buffer, "%1s", "Hello testing"); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ SPRINTF_CHECK("1024", buffer, "%1d", 1024); SPRINTF_CHECK("-1024", buffer, "%1d", -1024); SPRINTF_CHECK("1024", buffer, "%1i", 1024); SPRINTF_CHECK("-1024", buffer, "%1i", -1024); SPRINTF_CHECK("1024", buffer, "%1u", 1024); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK("1024", buffer, "%1I16u", (uint16_t) 1024); SPRINTF_CHECK("1024", buffer, "%1I32u", (uint32_t) 1024); SPRINTF_CHECK("1024", buffer, "%1I64u", (uint64_t) 1024); #endif /* RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS */ SPRINTF_CHECK("4294966272", buffer, "%1u", 4294966272U); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK("4294966272", buffer, "%1I32u", (uint32_t) 4294966272U); SPRINTF_CHECK("4294966272", buffer, "%1I64u", (uint64_t) 4294966272U); #endif /* RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS */ SPRINTF_CHECK("777", buffer, "%1o", 511); SPRINTF_CHECK("37777777001", buffer, "%1o", 4294966785U); SPRINTF_CHECK("1234abcd", buffer, "%1x", 305441741); SPRINTF_CHECK("edcb5433", buffer, "%1x", 3989525555U); SPRINTF_CHECK("1234ABCD", buffer, "%1X", 305441741); SPRINTF_CHECK("EDCB5433", buffer, "%1X", 3989525555U); SPRINTF_CHECK("x", buffer, "%1c", 'x'); } SPRINTF_TEST_CASE(width_20) { char buffer[base_buffer_size]; SPRINTF_CHECK(" Hello", buffer, "%20s", "Hello"); SPRINTF_CHECK(" 1024", buffer, "%20d", 1024); SPRINTF_CHECK(" -1024", buffer, "%20d", -1024); SPRINTF_CHECK(" 1024", buffer, "%20i", 1024); SPRINTF_CHECK(" -1024", buffer, "%20i", -1024); SPRINTF_CHECK(" 0", buffer, "%20i", 0); SPRINTF_CHECK(" 1024", buffer, "%20u", 1024); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK(" 1024", buffer, "%20I16u", (uint16_t) 1024); SPRINTF_CHECK(" 1024", buffer, "%20I32u", (uint32_t) 1024); SPRINTF_CHECK(" 1024", buffer, "%20I64u", (uint64_t) 1024); #endif /* RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS */ SPRINTF_CHECK(" 4294966272", buffer, "%20u", 4294966272U); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK(" 4294966272", buffer, "%20I32u", (uint32_t) 4294966272U); SPRINTF_CHECK(" 4294966272", buffer, "%20I64u", (uint64_t) 4294966272U); #endif /* RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS */ SPRINTF_CHECK(" 777", buffer, "%20o", 511); SPRINTF_CHECK(" 37777777001", buffer, "%20o", 4294966785U); SPRINTF_CHECK(" 1234abcd", buffer, "%20x", 305441741); SPRINTF_CHECK(" edcb5433", buffer, "%20x", 3989525555U); SPRINTF_CHECK(" 1234ABCD", buffer, "%20X", 305441741); SPRINTF_CHECK(" EDCB5433", buffer, "%20X", 3989525555U); SPRINTF_CHECK(" 0", buffer, "%20X", 0); SPRINTF_CHECK(" 0", buffer, "%20X", 0U); #ifdef RT_KLIBC_USING_VSNPRINTF_LONGLONG SPRINTF_CHECK(" 0", buffer, "%20llX", 0ULL); #endif /* RT_KLIBC_USING_VSNPRINTF_LONGLONG */ SPRINTF_CHECK(" x", buffer, "%20c", 'x'); } SPRINTF_TEST_CASE(width_asterisk_20) { char buffer[base_buffer_size]; SPRINTF_CHECK(" Hello", buffer, "%*s", 20, "Hello"); SPRINTF_CHECK(" 1024", buffer, "%*d", 20, 1024); SPRINTF_CHECK(" -1024", buffer, "%*d", 20, -1024); SPRINTF_CHECK(" 1024", buffer, "%*i", 20, 1024); SPRINTF_CHECK(" -1024", buffer, "%*i", 20, -1024); SPRINTF_CHECK(" 1024", buffer, "%*u", 20, 1024); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK(" 1024", buffer, "%*I16u", 20, (uint16_t) 1024); SPRINTF_CHECK(" 1024", buffer, "%*I32u", 20, (uint32_t) 1024); SPRINTF_CHECK(" 1024", buffer, "%*I64u", 20, (uint64_t) 1024); #endif /* RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS */ SPRINTF_CHECK(" 4294966272", buffer, "%*u", 20, 4294966272U); #ifdef RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS SPRINTF_CHECK(" 4294966272", buffer, "%*I32u", 20, (uint32_t) 4294966272U); SPRINTF_CHECK(" 4294966272", buffer, "%*I64u", 20, (uint64_t) 4294966272U); #endif /* RT_KLIBC_USING_VSNPRINTF_MSVC_STYLE_INTEGER_SPECIFIERS */ SPRINTF_CHECK(" 777", buffer, "%*o", 20, 511); SPRINTF_CHECK(" 37777777001", buffer, "%*o", 20, 4294966785U); SPRINTF_CHECK(" 1234abcd", buffer, "%*x", 20, 305441741); SPRINTF_CHECK(" edcb5433", buffer, "%*x", 20, 3989525555U); SPRINTF_CHECK(" 1234ABCD", buffer, "%*X", 20, 305441741); SPRINTF_CHECK(" EDCB5433", buffer, "%*X", 20, 3989525555U); SPRINTF_CHECK(" x", buffer, "%*c", 20, 'x'); } SPRINTF_TEST_CASE(width_minus_20) { char buffer[base_buffer_size]; SPRINTF_CHECK("Hello ", buffer, "%-20s", "Hello"); SPRINTF_CHECK("1024 ", buffer, "%-20d", 1024); SPRINTF_CHECK("-1024 ", buffer, "%-20d", -1024); SPRINTF_CHECK("1024 ", buffer, "%-20i", 1024); SPRINTF_CHECK("-1024 ", buffer, "%-20i", -1024); SPRINTF_CHECK("1024 ", buffer, "%-20u", 1024); #ifdef RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS SPRINTF_CHECK("1024.1234 ", buffer, "%-20.4f", 1024.1234); #endif /* RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS */ SPRINTF_CHECK("4294966272 ", buffer, "%-20u", 4294966272U); SPRINTF_CHECK("777 ", buffer, "%-20o", 511); SPRINTF_CHECK("37777777001 ", buffer, "%-20o", 4294966785U); SPRINTF_CHECK("1234abcd ", buffer, "%-20x", 305441741); SPRINTF_CHECK("edcb5433 ", buffer, "%-20x", 3989525555U); SPRINTF_CHECK("1234ABCD ", buffer, "%-20X", 305441741); SPRINTF_CHECK("EDCB5433 ", buffer, "%-20X", 3989525555U); SPRINTF_CHECK("x ", buffer, "%-20c", 'x'); SPRINTF_CHECK("| 9| |9 | | 9|", buffer, "|%5d| |%-2d| |%5d|", 9, 9, 9); SPRINTF_CHECK("| 10| |10| | 10|", buffer, "|%5d| |%-2d| |%5d|", 10, 10, 10); SPRINTF_CHECK("| 9| |9 | | 9|", buffer, "|%5d| |%-12d| |%5d|", 9, 9, 9); SPRINTF_CHECK("| 10| |10 | | 10|", buffer, "|%5d| |%-12d| |%5d|", 10, 10, 10); } SPRINTF_TEST_CASE(width_0_minus_20) { char buffer[base_buffer_size]; SPRINTF_CHECK("Hello ", buffer, "%0-20s", "Hello"); SPRINTF_CHECK("1024 ", buffer, "%0-20d", 1024); SPRINTF_CHECK("-1024 ", buffer, "%0-20d", -1024); SPRINTF_CHECK("1024 ", buffer, "%0-20i", 1024); SPRINTF_CHECK("-1024 ", buffer, "%0-20i", -1024); SPRINTF_CHECK("1024 ", buffer, "%0-20u", 1024); SPRINTF_CHECK("4294966272 ", buffer, "%0-20u", 4294966272U); SPRINTF_CHECK("777 ", buffer, "%0-20o", 511); SPRINTF_CHECK("37777777001 ", buffer, "%0-20o", 4294966785U); SPRINTF_CHECK("1234abcd ", buffer, "%0-20x", 305441741); SPRINTF_CHECK("edcb5433 ", buffer, "%0-20x", 3989525555U); SPRINTF_CHECK("1234ABCD ", buffer, "%0-20X", 305441741); SPRINTF_CHECK("EDCB5433 ", buffer, "%0-20X", 3989525555U); SPRINTF_CHECK("x ", buffer, "%0-20c", 'x'); } SPRINTF_TEST_CASE(padding_20) { char buffer[base_buffer_size]; SPRINTF_CHECK("00000000000000001024", buffer, "%020d", 1024); SPRINTF_CHECK("-0000000000000001024", buffer, "%020d", -1024); SPRINTF_CHECK("00000000000000001024", buffer, "%020i", 1024); SPRINTF_CHECK("-0000000000000001024", buffer, "%020i", -1024); SPRINTF_CHECK("00000000000000001024", buffer, "%020u", 1024); SPRINTF_CHECK("00000000004294966272", buffer, "%020u", 4294966272U); SPRINTF_CHECK("00000000000000000777", buffer, "%020o", 511); SPRINTF_CHECK("00000000037777777001", buffer, "%020o", 4294966785U); SPRINTF_CHECK("0000000000001234abcd", buffer, "%020x", 305441741); SPRINTF_CHECK("000000000000edcb5433", buffer, "%020x", 3989525555U); SPRINTF_CHECK("0000000000001234ABCD", buffer, "%020X", 305441741); SPRINTF_CHECK("000000000000EDCB5433", buffer, "%020X", 3989525555U); } SPRINTF_TEST_CASE(padding_dot_20) { char buffer[base_buffer_size]; SPRINTF_CHECK("00000000000000001024", buffer, "%.20d", 1024); SPRINTF_CHECK("-00000000000000001024", buffer, "%.20d", -1024); SPRINTF_CHECK("00000000000000001024", buffer, "%.20i", 1024); SPRINTF_CHECK("-00000000000000001024", buffer, "%.20i", -1024); SPRINTF_CHECK("00000000000000001024", buffer, "%.20u", 1024); SPRINTF_CHECK("00000000004294966272", buffer, "%.20u", 4294966272U); SPRINTF_CHECK("00000000000000000777", buffer, "%.20o", 511); SPRINTF_CHECK("00000000037777777001", buffer, "%.20o", 4294966785U); SPRINTF_CHECK("0000000000001234abcd", buffer, "%.20x", 305441741); SPRINTF_CHECK("000000000000edcb5433", buffer, "%.20x", 3989525555U); SPRINTF_CHECK("0000000000001234ABCD", buffer, "%.20X", 305441741); SPRINTF_CHECK("000000000000EDCB5433", buffer, "%.20X", 3989525555U); } SPRINTF_TEST_CASE(padding_sharp_020__non_standard_format) { char buffer[base_buffer_size]; SPRINTF_CHECK("00000000000000001024", buffer, "%#020d", 1024); SPRINTF_CHECK("-0000000000000001024", buffer, "%#020d", -1024); SPRINTF_CHECK("00000000000000001024", buffer, "%#020i", 1024); SPRINTF_CHECK("-0000000000000001024", buffer, "%#020i", -1024); SPRINTF_CHECK("00000000000000001024", buffer, "%#020u", 1024); SPRINTF_CHECK("00000000004294966272", buffer, "%#020u", 4294966272U); } SPRINTF_TEST_CASE(padding_sharp_020) { char buffer[base_buffer_size]; SPRINTF_CHECK("00000000000000000777", buffer, "%#020o", 511); SPRINTF_CHECK("00000000037777777001", buffer, "%#020o", 4294966785U); SPRINTF_CHECK("0x00000000001234abcd", buffer, "%#020x", 305441741); SPRINTF_CHECK("0x0000000000edcb5433", buffer, "%#020x", 3989525555U); SPRINTF_CHECK("0X00000000001234ABCD", buffer, "%#020X", 305441741); SPRINTF_CHECK("0X0000000000EDCB5433", buffer, "%#020X", 3989525555U); } SPRINTF_TEST_CASE(padding_sharp_20__non_standard_format) { char buffer[base_buffer_size]; SPRINTF_CHECK(" 1024", buffer, "%#20d", 1024); SPRINTF_CHECK(" -1024", buffer, "%#20d", -1024); SPRINTF_CHECK(" 1024", buffer, "%#20i", 1024); SPRINTF_CHECK(" -1024", buffer, "%#20i", -1024); SPRINTF_CHECK(" 1024", buffer, "%#20u", 1024); SPRINTF_CHECK(" 4294966272", buffer, "%#20u", 4294966272U); } SPRINTF_TEST_CASE(padding_sharp_20) { char buffer[base_buffer_size]; SPRINTF_CHECK(" 0777", buffer, "%#20o", 511); SPRINTF_CHECK(" 037777777001", buffer, "%#20o", 4294966785U); SPRINTF_CHECK(" 0x1234abcd", buffer, "%#20x", 305441741); SPRINTF_CHECK(" 0xedcb5433", buffer, "%#20x", 3989525555U); SPRINTF_CHECK(" 0X1234ABCD", buffer, "%#20X", 305441741); SPRINTF_CHECK(" 0XEDCB5433", buffer, "%#20X", 3989525555U); } SPRINTF_TEST_CASE(padding_20_point_5) { char buffer[base_buffer_size]; SPRINTF_CHECK(" 01024", buffer, "%20.5d", 1024); SPRINTF_CHECK(" -01024", buffer, "%20.5d", -1024); SPRINTF_CHECK(" 01024", buffer, "%20.5i", 1024); SPRINTF_CHECK(" -01024", buffer, "%20.5i", -1024); SPRINTF_CHECK(" 01024", buffer, "%20.5u", 1024); SPRINTF_CHECK(" 4294966272", buffer, "%20.5u", 4294966272U); SPRINTF_CHECK(" 00777", buffer, "%20.5o", 511); SPRINTF_CHECK(" 37777777001", buffer, "%20.5o", 4294966785U); SPRINTF_CHECK(" 1234abcd", buffer, "%20.5x", 305441741); SPRINTF_CHECK(" 00edcb5433", buffer, "%20.10x", 3989525555U); SPRINTF_CHECK(" 1234ABCD", buffer, "%20.5X", 305441741); SPRINTF_CHECK(" 00EDCB5433", buffer, "%20.10X", 3989525555U); } SPRINTF_TEST_CASE(padding_negative_numbers) { char buffer[base_buffer_size]; /* space padding */ SPRINTF_CHECK("-5", buffer, "% 1d", -5); SPRINTF_CHECK("-5", buffer, "% 2d", -5); SPRINTF_CHECK(" -5", buffer, "% 3d", -5); SPRINTF_CHECK(" -5", buffer, "% 4d", -5); /* zero padding */ SPRINTF_CHECK("-5", buffer, "%01d", -5); SPRINTF_CHECK("-5", buffer, "%02d", -5); SPRINTF_CHECK("-05", buffer, "%03d", -5); SPRINTF_CHECK("-005", buffer, "%04d", -5); } #if defined(RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS) || \ defined(RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS) SPRINTF_TEST_CASE(float_padding_negative_numbers) { char buffer[base_buffer_size]; /* space padding */ #ifdef RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS SPRINTF_CHECK("-5.0", buffer, "% 3.1f", -5.); SPRINTF_CHECK("-5.0", buffer, "% 4.1f", -5.); SPRINTF_CHECK(" -5.0", buffer, "% 5.1f", -5.); #endif #ifdef RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS SPRINTF_CHECK(" -5", buffer, "% 6.1g", -5.); SPRINTF_CHECK("-5.0e+00", buffer, "% 6.1e", -5.); SPRINTF_CHECK(" -5.0e+00", buffer, "% 10.1e", -5.); #endif /* zero padding */ #ifdef RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS SPRINTF_CHECK("-5.0", buffer, "%03.1f", -5.); SPRINTF_CHECK("-5.0", buffer, "%04.1f", -5.); SPRINTF_CHECK("-05.0", buffer, "%05.1f", -5.); /* zero padding no decimal point */ SPRINTF_CHECK("-5", buffer, "%01.0f", -5.); SPRINTF_CHECK("-5", buffer, "%02.0f", -5.); SPRINTF_CHECK("-05", buffer, "%03.0f", -5.); #endif #ifdef RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS SPRINTF_CHECK("-005.0e+00", buffer, "%010.1e", -5.); SPRINTF_CHECK("-05E+00", buffer, "%07.0E", -5.); SPRINTF_CHECK("-05", buffer, "%03.0g", -5.); #endif } SPRINTF_TEST_CASE(infinity_and_not_a_number_values) { char buffer[base_buffer_size]; /* test special-case floats using math.h macros */ #ifdef RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS // SPRINTF_CHECK(" nan", buffer, "%8f", (double) NAN); SPRINTF_CHECK(" inf", buffer, "%8f", (double) INFINITY); SPRINTF_CHECK("-inf ", buffer, "%-8f", (double) -INFINITY); #endif /* RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS */ #ifdef RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS // SPRINTF_CHECK(" nan", buffer, "%8e", (double) NAN); SPRINTF_CHECK(" inf", buffer, "%8e", (double) INFINITY); SPRINTF_CHECK("-inf ", buffer, "%-8e", (double) -INFINITY); #endif /* RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS */ } SPRINTF_TEST_CASE(floating_point_specifiers_precision_and_flags) { char buffer[base_buffer_size]; #ifdef RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS SPRINTF_CHECK("3.1415", buffer, "%.4f", 3.1415354); SPRINTF_CHECK("30343.142", buffer, "%.3f", 30343.1415354); SPRINTF_CHECK("34", buffer, "%.0f", 34.1415354); SPRINTF_CHECK("1", buffer, "%.0f", 1.3); SPRINTF_CHECK("2", buffer, "%.0f", 1.55); SPRINTF_CHECK("1.6", buffer, "%.1f", 1.64); SPRINTF_CHECK("42.90", buffer, "%.2f", 42.8952); SPRINTF_CHECK("42.895200000", buffer, "%.9f", 42.8952); SPRINTF_CHECK("42.8952230000", buffer, "%.10f", 42.895223); SPRINTF_CHECK("42.895223123457", buffer, "%.12f", 42.89522312345678); SPRINTF_CHECK("42477.371093750000000", buffer, "%020.15f", 42477.37109375); SPRINTF_CHECK("42.895223876543", buffer, "%.12f", 42.89522387654321); SPRINTF_CHECK(" 42.90", buffer, "%6.2f", 42.8952); SPRINTF_CHECK("+42.90", buffer, "%+6.2f", 42.8952); SPRINTF_CHECK("+42.9", buffer, "%+5.1f", 42.9252); SPRINTF_CHECK("42.500000", buffer, "%f", 42.5); SPRINTF_CHECK("42.5", buffer, "%.1f", 42.5); SPRINTF_CHECK("42167.000000", buffer, "%f", 42167.0); SPRINTF_CHECK("-12345.987654321", buffer, "%.9f", -12345.987654321); SPRINTF_CHECK("4.0", buffer, "%.1f", 3.999); SPRINTF_CHECK("4", buffer, "%.0f", 3.5); SPRINTF_CHECK("4", buffer, "%.0f", 4.5); SPRINTF_CHECK("3", buffer, "%.0f", 3.49); SPRINTF_CHECK("3.5", buffer, "%.1f", 3.49); SPRINTF_CHECK("a0.5 ", buffer, "a%-5.1f", 0.5); SPRINTF_CHECK("a0.5 end", buffer, "a%-5.1fend", 0.5); /* %f for double */ SPRINTF_CHECK("42.895223123457", buffer, "%.12f", 42.89522312345678); /* %F for double */ SPRINTF_CHECK("42.895223123457", buffer, "%.12F", 42.89522312345678); /* %lf for double */ SPRINTF_CHECK("42.895223123457", buffer, "%.12lf", 42.89522312345678); /* %Lf for long double */ // TODO: fix me // SPRINTF_CHECK("42.895223123457", buffer, "%.12Lf", 42.89522312345678l); // SPRINTF_CHECK("42.895223123457", buffer, "%.12Lf", 42.89522312345678L); #endif /* RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS */ #ifdef RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS SPRINTF_CHECK("0.5", buffer, "%.4g", 0.5); SPRINTF_CHECK("1", buffer, "%.4g", 1.0); SPRINTF_CHECK("12345.7", buffer, "%G", 12345.678); SPRINTF_CHECK("12345.68", buffer, "%.7G", 12345.678); SPRINTF_CHECK("1.2346E+08", buffer, "%.5G", 123456789.); SPRINTF_CHECK("12345", buffer, "%.6G", 12345.); SPRINTF_CHECK(" +1.235e+08", buffer, "%+12.4g", 123456789.); SPRINTF_CHECK("0.0012", buffer, "%.2G", 0.001234); SPRINTF_CHECK(" +0.001234", buffer, "%+10.4G", 0.001234); SPRINTF_CHECK("+001.234e-05", buffer, "%+012.4g", 0.00001234); /* Note: The following two values are _barely_ normal; make their mantissa 1.1 and they lose their normality. */ SPRINTF_CHECK("-1.23e-308", buffer, "%.3g", -1.2345e-308); SPRINTF_CHECK("+1.230E+308", buffer, "%+.3E", 1.23e+308); SPRINTF_CHECK("1.000e+01", buffer, "%.3e", 9.9996); SPRINTF_CHECK("0", buffer, "%g", 0.); // SPRINTF_CHECK("-0", buffer, "%g", -0.); SPRINTF_CHECK("+0", buffer, "%+g", 0.); // SPRINTF_CHECK("-0", buffer, "%+g", -0.); SPRINTF_CHECK("-4e+04", buffer, "%.1g", -40661.5); SPRINTF_CHECK("-4.e+04", buffer, "%#.1g", -40661.5); SPRINTF_CHECK("100.", buffer, "%#.3g", 99.998580932617187500); // TODO: fix me // SPRINTF_CHECK("1.e01", buffer, "%# 01.1g", 9.8); /* Note: The following value is _barely_ normal; make the mantissa 1.1 and it loses its normality. */ SPRINTF_CHECK("1.2345678901e-308", buffer, "%.10e", 1.2345678901e-308); /* Rounding-focused checks */ SPRINTF_CHECK("4.895512e+04", buffer, "%e", 48955.125); SPRINTF_CHECK("9.2524e+04", buffer, "%.4e", 92523.5); SPRINTF_CHECK("-8.380923438e+04", buffer, "%.9e", -83809.234375); /* %g for double */ SPRINTF_CHECK("100.", buffer, "%#.3g", 99.998580932617187500); /* %G for double */ SPRINTF_CHECK("100.", buffer, "%#.3G", 99.998580932617187500); /* %lg for double */ SPRINTF_CHECK("100.", buffer, "%#.3lg", 99.998580932617187500); /* %Lg for long double */ // TODO: fix me // SPRINTF_CHECK("100.", buffer, "%#.3Lg", 99.998580932617187500l); // SPRINTF_CHECK("100.", buffer, "%#.3Lg", 99.998580932617187500L); /* %e for double */ SPRINTF_CHECK("-8.380923438e+04", buffer, "%.9e", -83809.234375); /* %E for double */ SPRINTF_CHECK("-8.380923438E+04", buffer, "%.9E", -83809.234375); /* %le for double */ SPRINTF_CHECK("-8.380923438e+04", buffer, "%.9le", -83809.234375); /* %Le for long double */ // TODO: fix me // SPRINTF_CHECK("-8.380923438e+04", buffer, "%.9Le", -83809.234375l); // SPRINTF_CHECK("-8.380923438e+04", buffer, "%.9Le", -83809.234375L); #endif /* RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS */ } #ifdef RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS SPRINTF_TEST_CASE(floating_point_specifiers_with_31_to_32_bit_integer_values) { char buffer[base_buffer_size]; #if RT_KLIBC_USING_VSNPRINTF_MAX_INTEGRAL_DIGITS_FOR_DECIMAL >= 10 SPRINTF_CHECK("2147483647", buffer, "%.10f", 2147483647.0); /* 2^31 - 1 */ SPRINTF_CHECK("2147483648", buffer, "%.10f", 2147483648.0); /* 2^31 */ SPRINTF_CHECK("4294967295", buffer, "%.10f", 4294967295.0); /* 2^32 - 1 */ SPRINTF_CHECK("4294967296", buffer, "%.10f", 4294967296.0); /* 2^32 */ #else SPRINTF_CHECK("2.1474836470e+09", buffer, "%.10f", 2147483647.0); /* 2^31 - 1 */ SPRINTF_CHECK("2.1474836480e+09", buffer, "%.10f", 2147483648.0); /* 2^31 */ SPRINTF_CHECK("4.2949672950e+09", buffer, "%.10f", 4294967295.0); /* 2^32 - 1 */ SPRINTF_CHECK("4.2949672960e+09", buffer, "%.10f", 4294967296.0); /* 2^32 */ #endif /* RT_KLIBC_USING_VSNPRINTF_MAX_INTEGRAL_DIGITS_FOR_DECIMAL */ SPRINTF_CHECK("2147483647", buffer, "%.10g", 2147483647.0); /* 2^31 - 1 */ SPRINTF_CHECK("2147483648", buffer, "%.10g", 2147483648.0); /* 2^31 */ SPRINTF_CHECK("4294967295", buffer, "%.10g", 4294967295.0); /* 2^32 - 1 */ SPRINTF_CHECK("4294967296", buffer, "%.10g", 4294967296.0); /* 2^32 */ } SPRINTF_TEST_CASE(fallback_from_decimal_to_exponential) { char buffer[base_buffer_size]; /* Check for 1 * 1000 */ if (RT_KLIBC_USING_VSNPRINTF_MAX_INTEGRAL_DIGITS_FOR_DECIMAL < 3) { SPRINTF_CHECK("1e+3", buffer, "%.0f", (double) ((int64_t) 1 * 1000)); } else { SPRINTF_CHECK("1000", buffer, "%.0f", (double) ((int64_t) 1 * 1000)); } /* Check for 1 * 1000 * 1000 */ if (RT_KLIBC_USING_VSNPRINTF_MAX_INTEGRAL_DIGITS_FOR_DECIMAL < 6) { SPRINTF_CHECK("1e+6", buffer, "%.0f", (double) ((int64_t) 1 * 1000 * 1000)); } else { SPRINTF_CHECK("1000000", buffer, "%.0f", (double) ((int64_t) 1 * 1000 * 1000)); } /* Check for 1 * 1000 * 1000 * 1000 */ if (RT_KLIBC_USING_VSNPRINTF_MAX_INTEGRAL_DIGITS_FOR_DECIMAL < 9) { SPRINTF_CHECK("1e+9", buffer, "%.0f", (double) ((int64_t) 1 * 1000 * 1000 * 1000)); } else { SPRINTF_CHECK("1000000000", buffer, "%.0f", (double) ((int64_t) 1 * 1000 * 1000 * 1000)); } /* Check for 1 * 1000 * 1000 * 1000 * 1000 */ if (RT_KLIBC_USING_VSNPRINTF_MAX_INTEGRAL_DIGITS_FOR_DECIMAL < 12) { #ifdef RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS SPRINTF_CHECK("1e+12", buffer, "%.0f", (double) ((int64_t) 1 * 1000 * 1000 * 1000 * 1000)); #else SPRINTF_CHECK("", buffer, "%.0f", (double) ((int64_t) 1 * 1000 * 1000 * 1000 * 1000)); #endif } else { SPRINTF_CHECK("1000000000000", buffer, "%.0f", (double) ((int64_t) 1 * 1000 * 1000 * 1000 * 1000)); } /* Check for 1 * 1000 * 1000 * 1000 * 1000 * 1000 */ if (RT_KLIBC_USING_VSNPRINTF_MAX_INTEGRAL_DIGITS_FOR_DECIMAL < 15) { #ifdef RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS SPRINTF_CHECK("1e+15", buffer, "%.0f", (double) ((int64_t) 1 * 1000 * 1000 * 1000 * 1000 * 1000)); #else SPRINTF_CHECK("", buffer, "%.0f", (double) ((int64_t) 1 * 1000 * 1000 * 1000 * 1000 * 1000)); #endif } else { SPRINTF_CHECK("1000000000000000", buffer, "%.0f", (double) ((int64_t) 1 * 1000 * 1000 * 1000 * 1000 * 1000)); } /* Check for a value which should definitely be out of range for float */ #ifdef RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS SPRINTF_CHECK("1.0e+20", buffer, "%.1f", 1E20); #else SPRINTF_CHECK("", buffer, "%.1f", 1E20); #endif } #endif /* RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS */ #ifdef RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS SPRINTF_TEST_CASE(tiny_floating_point_values) { char buffer[base_buffer_size]; SPRINTF_CHECK("1e-23", buffer, "%.0e", 1.380651569e-23); SPRINTF_CHECK("1.4e-23", buffer, "%.1e", 1.380651569e-23); SPRINTF_CHECK("1.38e-23", buffer, "%.2e", 1.380651569e-23); SPRINTF_CHECK("1.381e-23", buffer, "%.3e", 1.380651569e-23); SPRINTF_CHECK("1.3807e-23", buffer, "%.4e", 1.380651569e-23); SPRINTF_CHECK("1.38065e-23", buffer, "%.5e", 1.380651569e-23); SPRINTF_CHECK("1.380652e-23", buffer, "%.6e", 1.380651569e-23); SPRINTF_CHECK("1.3806516e-23", buffer, "%.7e", 1.380651569e-23); SPRINTF_CHECK("1.38065157e-23", buffer, "%.8e", 1.380651569e-23); SPRINTF_CHECK("1.380651569e-23", buffer, "%.9e", 1.380651569e-23); SPRINTF_CHECK("1.3806515690e-23", buffer, "%.10e", 1.380651569e-23); SPRINTF_CHECK("1.38065156900e-23", buffer, "%.11e", 1.380651569e-23); } #endif /* RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS */ #endif /* RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS || RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS */ #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_TEST_CASE(length) { char buffer[base_buffer_size]; SPRINTF_CHECK("", buffer, "%.0s", "Hello testing"); SPRINTF_CHECK(" ", buffer, "%20.0s", "Hello testing"); SPRINTF_CHECK("", buffer, "%.s", "Hello testing"); SPRINTF_CHECK(" ", buffer, "%20.s", "Hello testing"); SPRINTF_CHECK(" 1024", buffer, "%20.0d", 1024); SPRINTF_CHECK(" -1024", buffer, "%20.0d", -1024); SPRINTF_CHECK(" ", buffer, "%20.d", 0); SPRINTF_CHECK(" 1024", buffer, "%20.0i", 1024); SPRINTF_CHECK(" -1024", buffer, "%20.i", -1024); SPRINTF_CHECK(" ", buffer, "%20.i", 0); SPRINTF_CHECK(" 1024", buffer, "%20.u", 1024); SPRINTF_CHECK(" 4294966272", buffer, "%20.0u", 4294966272U); SPRINTF_CHECK(" ", buffer, "%20.u", 0U); SPRINTF_CHECK(" 777", buffer, "%20.o", 511); SPRINTF_CHECK(" 37777777001", buffer, "%20.0o", 4294966785U); SPRINTF_CHECK(" ", buffer, "%20.o", 0U); SPRINTF_CHECK(" 1234abcd", buffer, "%20.x", 305441741); SPRINTF_CHECK(" 1234abcd", buffer, "%50.x", 305441741); SPRINTF_CHECK(" 1234abcd 12345", buffer, "%50.x%10.u", 305441741, 12345); SPRINTF_CHECK(" edcb5433", buffer, "%20.0x", 3989525555U); SPRINTF_CHECK(" ", buffer, "%20.x", 0U); SPRINTF_CHECK(" 1234ABCD", buffer, "%20.X", 305441741); SPRINTF_CHECK(" EDCB5433", buffer, "%20.0X", 3989525555U); SPRINTF_CHECK(" ", buffer, "%20.X", 0U); } SPRINTF_TEST_CASE(length__non_standard_format) { char buffer[base_buffer_size]; SPRINTF_CHECK(" ", buffer, "%02.0u", 0U); SPRINTF_CHECK(" ", buffer, "%02.0d", 0); } SPRINTF_TEST_CASE(unknown_flag__non_standard_format) { char buffer[base_buffer_size]; SPRINTF_CHECK("kmarco", buffer, "%kmarco", 42, 37); } SPRINTF_TEST_CASE(string_length__non_standard_format) { char buffer[base_buffer_size]; SPRINTF_CHECK(".2s", buffer, "%.4.2s", "123456"); } #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ SPRINTF_TEST_CASE(integer_types) { char buffer[base_buffer_size]; SPRINTF_CHECK("0", buffer, "%i", 0); SPRINTF_CHECK("1234", buffer, "%i", 1234); SPRINTF_CHECK("32767", buffer, "%i", 32767); SPRINTF_CHECK("-32767", buffer, "%i", -32767); SPRINTF_CHECK("30", buffer, "%li", 30L); SPRINTF_CHECK("-2147483647", buffer, "%li", -2147483647L); SPRINTF_CHECK("2147483647", buffer, "%li", 2147483647L); #ifdef RT_KLIBC_USING_VSNPRINTF_LONGLONG SPRINTF_CHECK("30", buffer, "%lli", 30LL); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("-9223372036854775807", buffer, "%lli", -9223372036854775807LL); SPRINTF_CHECK("9223372036854775807", buffer, "%lli", 9223372036854775807LL); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ #endif /* RT_KLIBC_USING_VSNPRINTF_LONGLONG */ SPRINTF_CHECK("100000", buffer, "%lu", 100000L); SPRINTF_CHECK("4294967295", buffer, "%lu", 0xFFFFFFFFL); #ifdef RT_KLIBC_USING_VSNPRINTF_LONGLONG SPRINTF_CHECK("281474976710656", buffer, "%llu", 281474976710656LLU); SPRINTF_CHECK("18446744073709551615", buffer, "%llu", 18446744073709551615LLU); #endif /* RT_KLIBC_USING_VSNPRINTF_LONGLONG */ SPRINTF_CHECK("2147483647", buffer, "%zu", (size_t) 2147483647UL); SPRINTF_CHECK("2147483647", buffer, "%zd", (size_t) 2147483647UL); SPRINTF_CHECK("-2147483647", buffer, "%zi", (ssize_t) -2147483647L); SPRINTF_CHECK("165140", buffer, "%o", 60000); SPRINTF_CHECK("57060516", buffer, "%lo", 12345678L); SPRINTF_CHECK("12345678", buffer, "%lx", 0x12345678L); #ifdef RT_KLIBC_USING_VSNPRINTF_LONGLONG SPRINTF_CHECK("1234567891234567", buffer, "%llx", 0x1234567891234567LLU); #endif /* RT_KLIBC_USING_VSNPRINTF_LONGLONG */ SPRINTF_CHECK("abcdefab", buffer, "%lx", 0xabcdefabL); SPRINTF_CHECK("ABCDEFAB", buffer, "%lX", 0xabcdefabL); SPRINTF_CHECK("v", buffer, "%c", 'v'); SPRINTF_CHECK("wv", buffer, "%cv", 'w'); SPRINTF_CHECK("A Test", buffer, "%s", "A Test"); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("255", buffer, "%hhu", (unsigned char) 0xFFU); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ SPRINTF_CHECK("4660", buffer, "%hu", (unsigned short) 0x1234u); SPRINTF_CHECK("Test100 65535", buffer, "%s%hhi %hu", "Test", (char) 100, (unsigned short) 0xFFFF); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("a", buffer, "%tx", &buffer[10] - &buffer[0]); SPRINTF_CHECK("-2147483647", buffer, "%ji", (intmax_t) -2147483647L); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ } SPRINTF_TEST_CASE(types__non_standard_format) { char buffer[base_buffer_size]; SPRINTF_CHECK("1110101001100000", buffer, "%b", 60000); SPRINTF_CHECK("101111000110000101001110", buffer, "%lb", 12345678L); } SPRINTF_TEST_CASE(pointer) { char buffer[base_buffer_size]; /* Test for pointer value 0x1234U */ SPRINTF_CHECK((sizeof(void *) == 4U) ? "0x00001234" : "0x0000000000001234", buffer, "%p", (void *) 0x1234U); /* Test for pointer value 0x12345678U */ SPRINTF_CHECK((sizeof(void *) == 4U) ? "0x12345678" : "0x0000000012345678", buffer, "%p", (void *) 0x12345678U); /* Test for pointer range 0x12345678U to 0x7EDCBA98U */ SPRINTF_CHECK((sizeof(void *) == 4U) ? "0x12345678-0x7edcba98" : "0x0000000012345678-0x000000007edcba98", buffer, "%p-%p", (void *) 0x12345678U, (void *) 0x7EDCBA98U); /* Test for maximum uintptr_t value 0xFFFFFFFFU */ if (sizeof(uintptr_t) == sizeof(uint64_t)) { SPRINTF_CHECK("0x00000000ffffffff", buffer, "%p", (void *) (uintptr_t) 0xFFFFFFFFU); } else { SPRINTF_CHECK("0xffffffff", buffer, "%p", (void *) (uintptr_t) 0xFFFFFFFFU); } #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD /* Test for NULL pointer */ SPRINTF_CHECK("(nil)", buffer, "%p", (const void *)RT_NULL); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ } SPRINTF_TEST_CASE(string_length) { char buffer[base_buffer_size]; SPRINTF_CHECK("This", buffer, "%.4s", "This is a test"); SPRINTF_CHECK("test", buffer, "%.4s", "test"); SPRINTF_CHECK("123", buffer, "%.7s", "123"); SPRINTF_CHECK("", buffer, "%.7s", ""); SPRINTF_CHECK("1234ab", buffer, "%.4s%.2s", "123456", "abcdef"); SPRINTF_CHECK("123", buffer, "%.*s", 3, "123456"); #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD SPRINTF_CHECK("(null)", buffer, "%.*s", 3, (const char *) RT_NULL); #else SPRINTF_CHECK("(nu", buffer, "%.*s", 3, (const char *) RT_NULL); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ } SPRINTF_TEST_CASE(misc) { char buffer[base_buffer_size]; SPRINTF_CHECK("53000atest-20 bit", buffer, "%u%u%ctest%d %s", 5, 3000, 'a', -20, "bit"); #ifdef RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS SPRINTF_CHECK("0.33", buffer, "%.*f", 2, 0.33333333); SPRINTF_CHECK("1", buffer, "%.*d", -1, 1); SPRINTF_CHECK("foo", buffer, "%.3s", "foobar"); SPRINTF_CHECK(" ", buffer, "% .0d", 0); SPRINTF_CHECK(" 00004", buffer, "%10.5d", 4); SPRINTF_CHECK("hi x", buffer, "%*sx", -3, "hi"); SPRINTF_CHECK("00123 ", buffer, "%-20.5i", 123); SPRINTF_CHECK("-67224.546875000000000000", buffer, "%.18f", -67224.546875); #endif /* RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS */ #ifdef RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS SPRINTF_CHECK("0.33", buffer, "%.*g", 2, 0.33333333); SPRINTF_CHECK("3.33e-01", buffer, "%.*e", 2, 0.33333333); SPRINTF_CHECK("0.000000e+00", buffer, "%e", 0.0); // SPRINTF_CHECK("-0.000000e+00", buffer, "%e", -0.0); #endif /* RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS */ } static void utest_do_tc(void) { UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(space_flag)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(space_flag__non_standard_format)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(plus_flag)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(plus_flag__non_standard_format)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(zero_flag)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(minus_flag)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(minus_flag_and_non_standard_zero_modifier_for_integers)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(sharp_flag)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(sharp_flag__non_standard_format)); #ifdef RT_KLIBC_USING_VSNPRINTF_LONGLONG UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(sharp_flag_with_long_long)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(sharp_flag_with_long_long__non_standard_format)); #endif /* RT_KLIBC_USING_VSNPRINTF_LONGLONG */ UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(specifier)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(width)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(width_20)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(width_asterisk_20)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(width_minus_20)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(width_0_minus_20)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(padding_20)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(padding_dot_20)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(padding_sharp_020__non_standard_format)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(padding_sharp_020)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(padding_sharp_20__non_standard_format)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(padding_sharp_20)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(padding_20_point_5)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(padding_negative_numbers)); #if defined(RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS) || \ defined(RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS) UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(float_padding_negative_numbers)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(infinity_and_not_a_number_values)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(floating_point_specifiers_precision_and_flags)); #ifdef RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(floating_point_specifiers_with_31_to_32_bit_integer_values)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(fallback_from_decimal_to_exponential)); #endif /* RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS */ #ifdef RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(tiny_floating_point_values)); #endif /* RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS */ #endif /* RT_KLIBC_USING_VSNPRINTF_DECIMAL_SPECIFIERS || RT_KLIBC_USING_VSNPRINTF_EXPONENTIAL_SPECIFIERS */ #ifdef RT_KLIBC_USING_VSNPRINTF_STANDARD UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(length)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(length__non_standard_format)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(unknown_flag__non_standard_format)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(string_length__non_standard_format)); #endif /* RT_KLIBC_USING_VSNPRINTF_STANDARD */ UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(integer_types)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(types__non_standard_format)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(pointer)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(string_length)); UTEST_UNIT_RUN(SPRINTF_TEST_CASE_NAME(misc)); } UTEST_TC_EXPORT(utest_do_tc, "core.klibc.rt_sprintf", RT_NULL, RT_NULL, 1000);