Tests for module 'dprintf-posix'.

diff --git a/ChangeLog b/ChangeLog
index c532d75e26e8b168ff5c91d1cfe74b341b61035c..d126c3b398f5235bd84c244a6816cf1e3ac059d0 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2009-01-17  Bruno Haible  <bruno@clisp.org>
 
+       * modules/dprintf-posix-tests: New file.
+       * tests/test-dprintf-posix.sh: New file.
+       * tests/test-dprintf-posix.c: New file.
+
        New modules 'dprintf', 'dprintf-posix'.
        * lib/stdio.in.h (dprintf): New declaration.
        * lib/dprintf.c: New file.

diff --git a/modules/dprintf-posix-tests b/modules/dprintf-posix-tests
new file mode 100644 (file)
index 0000000..487c974
--- /dev/null
+++ b/modules/dprintf-posix-tests
@@ -0,0 +1,14 @@
+Files:
+tests/test-dprintf-posix.sh
+tests/test-dprintf-posix.c
+tests/test-printf-posix.output
+
+Depends-on:
+stdint
+
+configure.ac:
+
+Makefile.am:
+TESTS += test-dprintf-posix.sh
+TESTS_ENVIRONMENT += EXEEXT='@EXEEXT@' srcdir='$(srcdir)'
+check_PROGRAMS += test-dprintf-posix

diff --git a/tests/test-dprintf-posix.c b/tests/test-dprintf-posix.c
new file mode 100644 (file)
index 0000000..c8eb3f5
--- /dev/null
+++ b/tests/test-dprintf-posix.c
@@ -0,0 +1,179 @@
+/* Test of POSIX compatible dprintf() function.
+   Copyright (C) 2007-2009 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 <http://www.gnu.org/licenses/>.  */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2009.  */
+
+#include <config.h>
+
+#include <stdio.h>
+
+#include <stddef.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define ASSERT(expr) \
+  do                                                                        \
+    {                                                                       \
+      if (!(expr))                                                          \
+        {                                                                   \
+          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
+          fflush (stderr);                                                  \
+          abort ();                                                         \
+        }                                                                   \
+    }                                                                       \
+  while (0)
+
+static void
+test_function (int (*my_dprintf) (int, const char *, ...))
+{
+  /* Here we don't test output that may be platform dependent.
+     The bulk of the tests is done as part of the 'vasnprintf-posix' module.  */
+
+  /* Test support of size specifiers as in C99.  */
+
+  my_dprintf (fileno (stdout), "%ju %d\n", (uintmax_t) 12345671, 33, 44, 55);
+
+  my_dprintf (fileno (stdout), "%zu %d\n", (size_t) 12345672, 33, 44, 55);
+
+  my_dprintf (fileno (stdout), "%tu %d\n", (ptrdiff_t) 12345673, 33, 44, 55);
+
+  /* Test the support of the 'a' and 'A' conversion specifier for hexadecimal
+     output of floating-point numbers.  */
+
+  /* Positive zero.  */
+  my_dprintf (fileno (stdout), "%a %d\n", 0.0, 33, 44, 55);
+
+  /* Positive infinity.  */
+  my_dprintf (fileno (stdout), "%a %d\n", 1.0 / 0.0, 33, 44, 55);
+
+  /* Negative infinity.  */
+  my_dprintf (fileno (stdout), "%a %d\n", -1.0 / 0.0, 33, 44, 55);
+
+  /* FLAG_ZERO with infinite number.  */
+  my_dprintf (fileno (stdout), "%010a %d\n", 1.0 / 0.0, 33, 44, 55);
+
+  /* Test the support of the %f format directive.  */
+
+  /* A positive number.  */
+  my_dprintf (fileno (stdout), "%f %d\n", 12.75, 33, 44, 55);
+
+  /* A larger positive number.  */
+  my_dprintf (fileno (stdout), "%f %d\n", 1234567.0, 33, 44, 55);
+
+  /* A negative number.  */
+  my_dprintf (fileno (stdout), "%f %d\n", -0.03125, 33, 44, 55);
+
+  /* Positive zero.  */
+  my_dprintf (fileno (stdout), "%f %d\n", 0.0, 33, 44, 55);
+
+  /* FLAG_ZERO.  */
+  my_dprintf (fileno (stdout), "%015f %d\n", 1234.0, 33, 44, 55);
+
+  /* Precision.  */
+  my_dprintf (fileno (stdout), "%.f %d\n", 1234.0, 33, 44, 55);
+
+  /* Precision with no rounding.  */
+  my_dprintf (fileno (stdout), "%.2f %d\n", 999.95, 33, 44, 55);
+
+  /* Precision with rounding.  */
+  my_dprintf (fileno (stdout), "%.2f %d\n", 999.996, 33, 44, 55);
+
+  /* A positive number.  */
+  my_dprintf (fileno (stdout), "%Lf %d\n", 12.75L, 33, 44, 55);
+
+  /* A larger positive number.  */
+  my_dprintf (fileno (stdout), "%Lf %d\n", 1234567.0L, 33, 44, 55);
+
+  /* A negative number.  */
+  my_dprintf (fileno (stdout), "%Lf %d\n", -0.03125L, 33, 44, 55);
+
+  /* Positive zero.  */
+  my_dprintf (fileno (stdout), "%Lf %d\n", 0.0L, 33, 44, 55);
+
+  /* FLAG_ZERO.  */
+  my_dprintf (fileno (stdout), "%015Lf %d\n", 1234.0L, 33, 44, 55);
+
+  /* Precision.  */
+  my_dprintf (fileno (stdout), "%.Lf %d\n", 1234.0L, 33, 44, 55);
+
+  /* Precision with no rounding.  */
+  my_dprintf (fileno (stdout), "%.2Lf %d\n", 999.95L, 33, 44, 55);
+
+  /* Precision with rounding.  */
+  my_dprintf (fileno (stdout), "%.2Lf %d\n", 999.996L, 33, 44, 55);
+
+  /* Test the support of the %F format directive.  */
+
+  /* A positive number.  */
+  my_dprintf (fileno (stdout), "%F %d\n", 12.75, 33, 44, 55);
+
+  /* A larger positive number.  */
+  my_dprintf (fileno (stdout), "%F %d\n", 1234567.0, 33, 44, 55);
+
+  /* A negative number.  */
+  my_dprintf (fileno (stdout), "%F %d\n", -0.03125, 33, 44, 55);
+
+  /* Positive zero.  */
+  my_dprintf (fileno (stdout), "%F %d\n", 0.0, 33, 44, 55);
+
+  /* FLAG_ZERO.  */
+  my_dprintf (fileno (stdout), "%015F %d\n", 1234.0, 33, 44, 55);
+
+  /* Precision.  */
+  my_dprintf (fileno (stdout), "%.F %d\n", 1234.0, 33, 44, 55);
+
+  /* Precision with no rounding.  */
+  my_dprintf (fileno (stdout), "%.2F %d\n", 999.95, 33, 44, 55);
+
+  /* Precision with rounding.  */
+  my_dprintf (fileno (stdout), "%.2F %d\n", 999.996, 33, 44, 55);
+
+  /* A positive number.  */
+  my_dprintf (fileno (stdout), "%LF %d\n", 12.75L, 33, 44, 55);
+
+  /* A larger positive number.  */
+  my_dprintf (fileno (stdout), "%LF %d\n", 1234567.0L, 33, 44, 55);
+
+  /* A negative number.  */
+  my_dprintf (fileno (stdout), "%LF %d\n", -0.03125L, 33, 44, 55);
+
+  /* Positive zero.  */
+  my_dprintf (fileno (stdout), "%LF %d\n", 0.0L, 33, 44, 55);
+
+  /* FLAG_ZERO.  */
+  my_dprintf (fileno (stdout), "%015LF %d\n", 1234.0L, 33, 44, 55);
+
+  /* Precision.  */
+  my_dprintf (fileno (stdout), "%.LF %d\n", 1234.0L, 33, 44, 55);
+
+  /* Precision with no rounding.  */
+  my_dprintf (fileno (stdout), "%.2LF %d\n", 999.95L, 33, 44, 55);
+
+  /* Precision with rounding.  */
+  my_dprintf (fileno (stdout), "%.2LF %d\n", 999.996L, 33, 44, 55);
+
+  /* Test the support of the POSIX/XSI format strings with positions.  */
+
+  my_dprintf (fileno (stdout), "%2$d %1$d\n", 33, 55);
+}
+
+int
+main (int argc, char *argv[])
+{
+  test_function (dprintf);
+  return 0;
+}

diff --git a/tests/test-dprintf-posix.sh b/tests/test-dprintf-posix.sh
new file mode 100755 (executable)
index 0000000..75c3593
--- /dev/null
+++ b/tests/test-dprintf-posix.sh
@@ -0,0 +1,16 @@
+#!/bin/sh
+
+tmpfiles=""
+trap 'rm -fr $tmpfiles' 1 2 3 15
+
+tmpfiles="$tmpfiles t-dprintf-posix.tmp t-dprintf-posix.out"
+./test-dprintf-posix${EXEEXT} > t-dprintf-posix.tmp || exit 1
+LC_ALL=C tr -d '\r' < t-dprintf-posix.tmp > t-dprintf-posix.out || exit 1
+
+: ${DIFF=diff}
+${DIFF} "${srcdir}/test-printf-posix.output" t-dprintf-posix.out
+result=$?
+
+rm -fr $tmpfiles
+
+exit $result