X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-snprintf-posix.h;h=8803edf9d70c485e31ed7a0d7dcbf88b113299a3;hb=70f2c04b76c463b54adb0c1db6de2b2c5c40661c;hp=52ad5ece84ca4283c9421132298fc835ce934f70;hpb=6136fd62a3342532f17ccfd5f24db97764978448;p=gnulib.git

diff --git a/tests/test-snprintf-posix.h b/tests/test-snprintf-posix.h
index 52ad5ece8..8803edf9d 100644
--- a/tests/test-snprintf-posix.h
+++ b/tests/test-snprintf-posix.h
@@ -85,7 +85,6 @@ test_function (int (*my_snprintf) (char *, size_t, const char *, ...))
     ASSERT (retval == strlen (result));
   }
 
-#if HAVE_LONG_DOUBLE
   {
     char result[100];
     int retval =
@@ -93,7 +92,6 @@ test_function (int (*my_snprintf) (char *, size_t, const char *, ...))
     ASSERT (strcmp (result, "1.5 33") == 0);
     ASSERT (retval == strlen (result));
   }
-#endif
 
   /* Test the support of the 'a' and 'A' conversion specifier for hexadecimal
      output of floating-point numbers.  */
@@ -341,6 +339,8 @@ test_function (int (*my_snprintf) (char *, size_t, const char *, ...))
     char result[100];
     int retval =
       my_snprintf (result, sizeof (result), "%010a %d", 1.0 / 0.0, 33, 44, 55);
+    /* "0000000inf 33" is not a valid result; see
+       <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
     ASSERT (strcmp (result, "       inf 33") == 0);
     ASSERT (retval == strlen (result));
   }
@@ -349,12 +349,12 @@ test_function (int (*my_snprintf) (char *, size_t, const char *, ...))
     char result[100];
     int retval =
       my_snprintf (result, sizeof (result), "%010a %d", NaN (), 33, 44, 55);
+    /* "0000000nan 33" is not a valid result; see
+       <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
     ASSERT (strcmp (result, "       nan 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
-#if HAVE_LONG_DOUBLE
-
   { /* A positive number.  */
     char result[100];
     int retval =
@@ -599,6 +599,8 @@ test_function (int (*my_snprintf) (char *, size_t, const char *, ...))
     char result[100];
     int retval =
       my_snprintf (result, sizeof (result), "%010La %d", 1.0L / 0.0L, 33, 44, 55);
+    /* "0000000inf 33" is not a valid result; see
+       <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
     ASSERT (strcmp (result, "       inf 33") == 0);
     ASSERT (retval == strlen (result));
   }
@@ -607,11 +609,506 @@ test_function (int (*my_snprintf) (char *, size_t, const char *, ...))
     char result[100];
     int retval =
       my_snprintf (result, sizeof (result), "%010La %d", 0.0L / 0.0L, 33, 44, 55);
+    /* "0000000nan 33" is not a valid result; see
+       <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */
     ASSERT (strcmp (result, "       nan 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
-#endif
+  /* Test the support of the %f format directive.  */
+
+  { /* A positive number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%f %d", 12.75, 33, 44, 55);
+    ASSERT (strcmp (result, "12.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* A larger positive number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%f %d", 1234567.0, 33, 44, 55);
+    ASSERT (strcmp (result, "1234567.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* A negative number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%f %d", -0.03125, 33, 44, 55);
+    ASSERT (strcmp (result, "-0.031250 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Positive zero.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%f %d", 0.0, 33, 44, 55);
+    ASSERT (strcmp (result, "0.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Negative zero.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%f %d", -0.0, 33, 44, 55);
+    ASSERT (strcmp (result, "-0.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Positive infinity.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%f %d", 1.0 / 0.0, 33, 44, 55);
+    ASSERT (strcmp (result, "inf 33") == 0
+	    || strcmp (result, "infinity 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Negative infinity.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%f %d", -1.0 / 0.0, 33, 44, 55);
+    ASSERT (strcmp (result, "-inf 33") == 0
+	    || strcmp (result, "-infinity 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* NaN.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%f %d", NaN (), 33, 44, 55);
+    ASSERT (strcmp (result, "nan 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Width.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%10f %d", 1.75, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, "  1.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_LEFT.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%-10f %d", 1.75, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, "1.750000   33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_SHOWSIGN.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%+f %d", 1.75, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, "+1.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_SPACE.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "% f %d", 1.75, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, " 1.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ALT.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%#f %d", 1.75, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, "1.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ALT.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%#.f %d", 1.75, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, "2. 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ZERO with finite number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%015f %d", 1234.0, 33, 44, 55);
+    ASSERT (strcmp (result, "00001234.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ZERO with infinite number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%015f %d", -1.0 / 0.0, 33, 44, 55);
+    ASSERT (strcmp (result, "           -inf 33") == 0
+	    || strcmp (result, "      -infinity 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ZERO with NaN.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%015f %d", NaN (), 33, 44, 55);
+    ASSERT (strcmp (result, "            nan 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Precision.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%.f %d", 1234.0, 33, 44, 55);
+    ASSERT (strcmp (result, "1234 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* A positive number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%Lf %d", 12.75L, 33, 44, 55);
+    ASSERT (strcmp (result, "12.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* A larger positive number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%Lf %d", 1234567.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "1234567.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* A negative number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%Lf %d", -0.03125L, 33, 44, 55);
+    ASSERT (strcmp (result, "-0.031250 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Positive zero.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%Lf %d", 0.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "0.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Negative zero.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%Lf %d", -0.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "-0.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Positive infinity.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%Lf %d", 1.0L / 0.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "inf 33") == 0
+	    || strcmp (result, "infinity 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Negative infinity.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%Lf %d", -1.0L / 0.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "-inf 33") == 0
+	    || strcmp (result, "-infinity 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* NaN.  */
+    static long double zero = 0.0L;
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%Lf %d", zero / zero, 33, 44, 55);
+    ASSERT (strcmp (result, "nan 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Width.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%10Lf %d", 1.75L, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, "  1.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_LEFT.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%-10Lf %d", 1.75L, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, "1.750000   33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_SHOWSIGN.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%+Lf %d", 1.75L, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, "+1.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_SPACE.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "% Lf %d", 1.75L, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, " 1.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ALT.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%#Lf %d", 1.75L, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, "1.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ALT.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%#.Lf %d", 1.75L, 33, 44, 55);
+    ASSERT (result != NULL);
+    ASSERT (strcmp (result, "2. 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ZERO with finite number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%015Lf %d", 1234.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "00001234.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ZERO with infinite number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%015Lf %d", -1.0L / 0.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "           -inf 33") == 0
+	    || strcmp (result, "      -infinity 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ZERO with NaN.  */
+    static long double zero = 0.0L;
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%015Lf %d", zero / zero, 33, 44, 55);
+    ASSERT (strcmp (result, "            nan 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Precision.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%.Lf %d", 1234.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "1234 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  /* Test the support of the %F format directive.  */
+
+  { /* A positive number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%F %d", 12.75, 33, 44, 55);
+    ASSERT (strcmp (result, "12.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* A larger positive number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%F %d", 1234567.0, 33, 44, 55);
+    ASSERT (strcmp (result, "1234567.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* A negative number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%F %d", -0.03125, 33, 44, 55);
+    ASSERT (strcmp (result, "-0.031250 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Positive zero.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%F %d", 0.0, 33, 44, 55);
+    ASSERT (strcmp (result, "0.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Negative zero.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%F %d", -0.0, 33, 44, 55);
+    ASSERT (strcmp (result, "-0.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Positive infinity.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%F %d", 1.0 / 0.0, 33, 44, 55);
+    ASSERT (strcmp (result, "INF 33") == 0
+	    || strcmp (result, "INFINITY 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Negative infinity.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%F %d", -1.0 / 0.0, 33, 44, 55);
+    ASSERT (strcmp (result, "-INF 33") == 0
+	    || strcmp (result, "-INFINITY 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* NaN.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%F %d", NaN (), 33, 44, 55);
+    ASSERT (strcmp (result, "NAN 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ZERO.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%015F %d", 1234.0, 33, 44, 55);
+    ASSERT (strcmp (result, "00001234.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ZERO with infinite number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%015F %d", -1.0 / 0.0, 33, 44, 55);
+    ASSERT (strcmp (result, "           -INF 33") == 0
+	    || strcmp (result, "      -INFINITY 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Precision.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%.F %d", 1234.0, 33, 44, 55);
+    ASSERT (strcmp (result, "1234 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* A positive number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%LF %d", 12.75L, 33, 44, 55);
+    ASSERT (strcmp (result, "12.750000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* A larger positive number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%LF %d", 1234567.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "1234567.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* A negative number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%LF %d", -0.03125L, 33, 44, 55);
+    ASSERT (strcmp (result, "-0.031250 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Positive zero.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%LF %d", 0.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "0.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Negative zero.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%LF %d", -0.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "-0.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Positive infinity.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%LF %d", 1.0L / 0.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "INF 33") == 0
+	    || strcmp (result, "INFINITY 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Negative infinity.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%LF %d", -1.0L / 0.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "-INF 33") == 0
+	    || strcmp (result, "-INFINITY 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* NaN.  */
+    static long double zero = 0.0L;
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%LF %d", zero / zero, 33, 44, 55);
+    ASSERT (strcmp (result, "NAN 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ZERO.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%015LF %d", 1234.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "00001234.000000 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* FLAG_ZERO with infinite number.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%015LF %d", -1.0L / 0.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "           -INF 33") == 0
+	    || strcmp (result, "      -INFINITY 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
+
+  { /* Precision.  */
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%.LF %d", 1234.0L, 33, 44, 55);
+    ASSERT (strcmp (result, "1234 33") == 0);
+    ASSERT (retval == strlen (result));
+  }
 
   /* Test the support of the %n format directive.  */
 
@@ -634,4 +1131,14 @@ test_function (int (*my_snprintf) (char *, size_t, const char *, ...))
     ASSERT (strcmp (result, "55 33") == 0);
     ASSERT (retval == strlen (result));
   }
+
+  /* Test the support of the grouping flag.  */
+
+  {
+    char result[100];
+    int retval =
+      my_snprintf (result, sizeof (result), "%'d %d", 1234567, 99);
+    ASSERT (result[strlen (result) - 1] == '9');
+    ASSERT (retval == strlen (result));
+  }
 }