1 /* Test of POSIX compatible dprintf() function.
2 Copyright (C) 2007-2009 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17 /* Written by Bruno Haible <bruno@clisp.org>, 2009. */
28 #define ASSERT(expr) \
33 fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
41 test_function (int (*my_dprintf) (int, const char *, ...))
43 /* Here we don't test output that may be platform dependent.
44 The bulk of the tests is done as part of the 'vasnprintf-posix' module. */
46 /* Test support of size specifiers as in C99. */
48 my_dprintf (fileno (stdout), "%ju %d\n", (uintmax_t) 12345671, 33, 44, 55);
50 my_dprintf (fileno (stdout), "%zu %d\n", (size_t) 12345672, 33, 44, 55);
52 my_dprintf (fileno (stdout), "%tu %d\n", (ptrdiff_t) 12345673, 33, 44, 55);
54 /* Test the support of the 'a' and 'A' conversion specifier for hexadecimal
55 output of floating-point numbers. */
58 my_dprintf (fileno (stdout), "%a %d\n", 0.0, 33, 44, 55);
60 /* Positive infinity. */
61 my_dprintf (fileno (stdout), "%a %d\n", 1.0 / 0.0, 33, 44, 55);
63 /* Negative infinity. */
64 my_dprintf (fileno (stdout), "%a %d\n", -1.0 / 0.0, 33, 44, 55);
66 /* FLAG_ZERO with infinite number. */
67 my_dprintf (fileno (stdout), "%010a %d\n", 1.0 / 0.0, 33, 44, 55);
69 /* Test the support of the %f format directive. */
71 /* A positive number. */
72 my_dprintf (fileno (stdout), "%f %d\n", 12.75, 33, 44, 55);
74 /* A larger positive number. */
75 my_dprintf (fileno (stdout), "%f %d\n", 1234567.0, 33, 44, 55);
77 /* A negative number. */
78 my_dprintf (fileno (stdout), "%f %d\n", -0.03125, 33, 44, 55);
81 my_dprintf (fileno (stdout), "%f %d\n", 0.0, 33, 44, 55);
84 my_dprintf (fileno (stdout), "%015f %d\n", 1234.0, 33, 44, 55);
87 my_dprintf (fileno (stdout), "%.f %d\n", 1234.0, 33, 44, 55);
89 /* Precision with no rounding. */
90 my_dprintf (fileno (stdout), "%.2f %d\n", 999.95, 33, 44, 55);
92 /* Precision with rounding. */
93 my_dprintf (fileno (stdout), "%.2f %d\n", 999.996, 33, 44, 55);
95 /* A positive number. */
96 my_dprintf (fileno (stdout), "%Lf %d\n", 12.75L, 33, 44, 55);
98 /* A larger positive number. */
99 my_dprintf (fileno (stdout), "%Lf %d\n", 1234567.0L, 33, 44, 55);
101 /* A negative number. */
102 my_dprintf (fileno (stdout), "%Lf %d\n", -0.03125L, 33, 44, 55);
105 my_dprintf (fileno (stdout), "%Lf %d\n", 0.0L, 33, 44, 55);
108 my_dprintf (fileno (stdout), "%015Lf %d\n", 1234.0L, 33, 44, 55);
111 my_dprintf (fileno (stdout), "%.Lf %d\n", 1234.0L, 33, 44, 55);
113 /* Precision with no rounding. */
114 my_dprintf (fileno (stdout), "%.2Lf %d\n", 999.95L, 33, 44, 55);
116 /* Precision with rounding. */
117 my_dprintf (fileno (stdout), "%.2Lf %d\n", 999.996L, 33, 44, 55);
119 /* Test the support of the %F format directive. */
121 /* A positive number. */
122 my_dprintf (fileno (stdout), "%F %d\n", 12.75, 33, 44, 55);
124 /* A larger positive number. */
125 my_dprintf (fileno (stdout), "%F %d\n", 1234567.0, 33, 44, 55);
127 /* A negative number. */
128 my_dprintf (fileno (stdout), "%F %d\n", -0.03125, 33, 44, 55);
131 my_dprintf (fileno (stdout), "%F %d\n", 0.0, 33, 44, 55);
134 my_dprintf (fileno (stdout), "%015F %d\n", 1234.0, 33, 44, 55);
137 my_dprintf (fileno (stdout), "%.F %d\n", 1234.0, 33, 44, 55);
139 /* Precision with no rounding. */
140 my_dprintf (fileno (stdout), "%.2F %d\n", 999.95, 33, 44, 55);
142 /* Precision with rounding. */
143 my_dprintf (fileno (stdout), "%.2F %d\n", 999.996, 33, 44, 55);
145 /* A positive number. */
146 my_dprintf (fileno (stdout), "%LF %d\n", 12.75L, 33, 44, 55);
148 /* A larger positive number. */
149 my_dprintf (fileno (stdout), "%LF %d\n", 1234567.0L, 33, 44, 55);
151 /* A negative number. */
152 my_dprintf (fileno (stdout), "%LF %d\n", -0.03125L, 33, 44, 55);
155 my_dprintf (fileno (stdout), "%LF %d\n", 0.0L, 33, 44, 55);
158 my_dprintf (fileno (stdout), "%015LF %d\n", 1234.0L, 33, 44, 55);
161 my_dprintf (fileno (stdout), "%.LF %d\n", 1234.0L, 33, 44, 55);
163 /* Precision with no rounding. */
164 my_dprintf (fileno (stdout), "%.2LF %d\n", 999.95L, 33, 44, 55);
166 /* Precision with rounding. */
167 my_dprintf (fileno (stdout), "%.2LF %d\n", 999.996L, 33, 44, 55);
169 /* Test the support of the POSIX/XSI format strings with positions. */
171 my_dprintf (fileno (stdout), "%2$d %1$d\n", 33, 55);
175 main (int argc, char *argv[])
177 test_function (dprintf);