From: Bruno Haible Date: Fri, 24 Mar 2023 11:16:36 +0000 (+0100) Subject: vasnwprintf-gnu: Add tests. X-Git-Tag: v1.0~1572 X-Git-Url: https://gitweb.git.savannah.gnu.org/gitweb/?a=commitdiff_plain;h=5f7fefc9efdaad47c0d3e2cad9f1bccb3fa69b0e;p=gnulib.git vasnwprintf-gnu: Add tests. * tests/test-vasnwprintf-gnu.c: New file, based on tests/test-vasnwprintf-posix.c and tests/test-vasnprintf-gnu.c. * modules/vasnwprintf-gnu-tests: New file, based on modules/vasnwprintf-posix-tests. --- diff --git a/ChangeLog b/ChangeLog index 994d8792f7..45d26931cb 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,11 @@ 2023-03-24 Bruno Haible + vasnwprintf-gnu: Add tests. + * tests/test-vasnwprintf-gnu.c: New file, based on + tests/test-vasnwprintf-posix.c and tests/test-vasnprintf-gnu.c. + * modules/vasnwprintf-gnu-tests: New file, based on + modules/vasnwprintf-posix-tests. + vasnwprintf-gnu: New module. * m4/vasnwprintf-posix.m4 (gl_FUNC_VASNWPRINTF_IS_POSIX): New macro. (gl_FUNC_VASNWPRINTF_POSIX): Require it. Invoke diff --git a/modules/vasnwprintf-gnu-tests b/modules/vasnwprintf-gnu-tests new file mode 100644 index 0000000000..db17443046 --- /dev/null +++ b/modules/vasnwprintf-gnu-tests @@ -0,0 +1,14 @@ +Files: +tests/test-vasnwprintf-gnu.c +tests/macros.h + +Depends-on: +vasnwprintf-posix-tests +wcscmp + +configure.ac: + +Makefile.am: +TESTS += test-vasnwprintf-gnu +check_PROGRAMS += test-vasnwprintf-gnu +test_vasnwprintf_gnu_LDADD = $(LDADD) $(MBRTOWC_LIB) diff --git a/tests/test-vasnwprintf-gnu.c b/tests/test-vasnwprintf-gnu.c new file mode 100644 index 0000000000..1d48cd8172 --- /dev/null +++ b/tests/test-vasnwprintf-gnu.c @@ -0,0 +1,276 @@ +/* Test of POSIX and GNU compatible vasnwprintf() and asnwprintf() functions. + Copyright (C) 2007-2023 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +/* Written by Bruno Haible , 2023. */ + +#include + +#include "vasnwprintf.h" + +#include +#include +#include +#include + +#include "macros.h" + +static void +test_function (wchar_t * (*my_asnwprintf) (wchar_t *, size_t *, const wchar_t *, ...)) +{ + /* Test the support of the 'b' conversion specifier for binary output of + integers. */ + + { /* Zero. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%b %d", 0, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L"0 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* A positive number. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L"11000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* A large positive number. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%b %d", 0xFFFFFFFEU, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L"11111111111111111111111111111110 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* Width. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%20b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L" 11000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* Width given as argument. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%*b %d", 20, 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L" 11000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* Negative width given as argument (cf. FLAG_LEFT below). */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%*b %d", -20, 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L"11000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* Precision. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%.20b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L"00000011000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* Zero precision and a positive number. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%.0b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L"11000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* Zero precision and a zero number. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%.0b %d", 0, 33, 44, 55); + ASSERT (result != NULL); + /* ISO C and POSIX specify that "The result of converting a zero value + with a precision of zero is no characters." */ + ASSERT (wcscmp (result, L" 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* Width and precision. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%25.20b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L" 00000011000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* Padding and precision. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%025.20b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + /* Neither ISO C nor POSIX specify that the '0' flag is ignored when + a width and a precision are both present. But implementations do so. */ + ASSERT (wcscmp (result, L" 00000011000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* FLAG_LEFT. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%-20b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L"11000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* FLAG_ALT with zero. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%#b %d", 0, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L"0 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* FLAG_ALT with a positive number. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%#b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L"0b11000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* FLAG_ALT with a positive number and width. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%#20b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L" 0b11000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* FLAG_ALT with a positive number and padding. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%0#20b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L"0b000011000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* FLAG_ALT with a positive number and precision. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%0#.20b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L"0b00000011000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* FLAG_ALT with a positive number and width and precision. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%#25.20b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + ASSERT (wcscmp (result, L" 0b00000011000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* FLAG_ALT with a positive number and padding and precision. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%0#25.20b %d", 12345, 33, 44, 55); + ASSERT (result != NULL); + /* Neither ISO C nor POSIX specify that the '0' flag is ignored when + a width and a precision are both present. But implementations do so. */ + ASSERT (wcscmp (result, L" 0b00000011000000111001 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } + + { /* FLAG_ALT with a zero precision and a zero number. */ + size_t length; + wchar_t *result = + my_asnwprintf (NULL, &length, L"%#.0b %d", 0, 33, 44, 55); + ASSERT (result != NULL); + /* ISO C and POSIX specify that "The result of converting a zero value + with a precision of zero is no characters.", and the prefix is added + only for non-zero values. */ + ASSERT (wcscmp (result, L" 33") == 0); + ASSERT (length == wcslen (result)); + free (result); + } +} + +static wchar_t * +my_asnwprintf (wchar_t *resultbuf, size_t *lengthp, const wchar_t *format, ...) +{ + va_list args; + wchar_t *ret; + + va_start (args, format); + ret = vasnwprintf (resultbuf, lengthp, format, args); + va_end (args); + return ret; +} + +static void +test_vasnwprintf () +{ + test_function (my_asnwprintf); +} + +static void +test_asnwprintf () +{ + test_function (asnwprintf); +} + +int +main (int argc, char *argv[]) +{ + test_vasnwprintf (); + test_asnwprintf (); + return 0; +}