quotearg: fix right quote escaping when it's in quote_these_too

[gnulib.git] / tests / test-sprintf-posix.h

diff --git a/tests/test-sprintf-posix.h b/tests/test-sprintf-posix.h
index 7767c89..ded5042 100644 (file)
--- a/tests/test-sprintf-posix.h
+++ b/tests/test-sprintf-posix.h
@@ -1,5 +1,5 @@
 /* Test of POSIX compatible vsprintf() and sprintf() functions.
-   Copyright (C) 2007-2008 Free Software Foundation, Inc.
+   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
@@ -28,12 +28,24 @@ have_minus_zero ()
 }
 
 /* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0.
-   So we use -zero instead.  */
+   So we use -zerod instead.  */
 double zerod = 0.0;
 
-/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0L.
-   So we use -zero instead.  */
-long double zerol = 0.0L;
+/* On HP-UX 10.20, negating 0.0L does not yield -0.0L.
+   So we use minus_zerol instead.
+   IRIX cc can't put -0.0L into .data, but can compute at runtime.
+   Note that the expression -LDBL_MIN * LDBL_MIN does not work on other
+   platforms, such as when cross-compiling to PowerPC on MacOS X 10.5.  */
+#if defined __hpux || defined __sgi
+static long double
+compute_minus_zerol (void)
+{
+  return -LDBL_MIN * LDBL_MIN;
+}
+# define minus_zerol compute_minus_zerol ()
+#else
+long double minus_zerol = -0.0L;
+#endif
 
 /* Representation of an 80-bit 'long double' as an initializer for a sequence
    of 'unsigned int' words.  */
@@ -430,7 +442,7 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
   { /* Negative zero.  */
     char result[1000];
     int retval =
-      my_sprintf (result, "%La %d", -zerol, 33, 44, 55);
+      my_sprintf (result, "%La %d", minus_zerol, 33, 44, 55);
     if (have_minus_zero ())
       ASSERT (strcmp (result, "-0x0p+0 33") == 0);
     ASSERT (retval == strlen (result));
@@ -1132,7 +1144,7 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
   { /* Negative zero.  */
     char result[1000];
     int retval =
-      my_sprintf (result, "%Lf %d", -zerol, 33, 44, 55);
+      my_sprintf (result, "%Lf %d", minus_zerol, 33, 44, 55);
     if (have_minus_zero ())
       ASSERT (strcmp (result, "-0.000000 33") == 0);
     ASSERT (retval == strlen (result));
@@ -1499,7 +1511,7 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
   { /* Negative zero.  */
     char result[1000];
     int retval =
-      my_sprintf (result, "%LF %d", -zerol, 33, 44, 55);
+      my_sprintf (result, "%LF %d", minus_zerol, 33, 44, 55);
     if (have_minus_zero ())
       ASSERT (strcmp (result, "-0.000000 33") == 0);
     ASSERT (retval == strlen (result));
@@ -1679,7 +1691,6 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
        int retval =
          my_sprintf (result, "%e", data[k].value);
        const char *expected = data[k].string;
-       ASSERT (result != NULL);
        ASSERT (strcmp (result, expected) == 0
                /* Some implementations produce exponents with 3 digits.  */
                || (strlen (result) == strlen (expected) + 1
@@ -1870,7 +1881,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%Le %d", 12.75L, 33, 44, 55);
-    ASSERT (strcmp (result, "1.275000e+01 33") == 0);
+    ASSERT (strcmp (result, "1.275000e+01 33") == 0
+           || strcmp (result, "1.275000e+001 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -1878,7 +1890,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%Le %d", 1234567.0L, 33, 44, 55);
-    ASSERT (strcmp (result, "1.234567e+06 33") == 0);
+    ASSERT (strcmp (result, "1.234567e+06 33") == 0
+           || strcmp (result, "1.234567e+006 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -1966,7 +1979,15 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
        char result[1000];
        int retval =
          my_sprintf (result, "%Le", data[k].value);
-       ASSERT (strcmp (result, data[k].string) == 0);
+       const char *expected = data[k].string;
+       ASSERT (strcmp (result, expected) == 0
+               /* Some implementations produce exponents with 3 digits.  */
+               || (strlen (result) == strlen (expected) + 1
+                   && memcmp (result, expected, strlen (expected) - 2) == 0
+                   && result[strlen (expected) - 2] == '0'
+                   && strcmp (result + strlen (expected) - 1,
+                              expected + strlen (expected) - 2)
+                      == 0));
        ASSERT (retval == strlen (result));
       }
   }
@@ -1975,7 +1996,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%Le %d", -0.03125L, 33, 44, 55);
-    ASSERT (strcmp (result, "-3.125000e-02 33") == 0);
+    ASSERT (strcmp (result, "-3.125000e-02 33") == 0
+           || strcmp (result, "-3.125000e-002 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -1983,16 +2005,18 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%Le %d", 0.0L, 33, 44, 55);
-    ASSERT (strcmp (result, "0.000000e+00 33") == 0);
+    ASSERT (strcmp (result, "0.000000e+00 33") == 0
+           || strcmp (result, "0.000000e+000 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
   { /* Negative zero.  */
     char result[1000];
     int retval =
-      my_sprintf (result, "%Le %d", -zerol, 33, 44, 55);
+      my_sprintf (result, "%Le %d", minus_zerol, 33, 44, 55);
     if (have_minus_zero ())
-      ASSERT (strcmp (result, "-0.000000e+00 33") == 0);
+      ASSERT (strcmp (result, "-0.000000e+00 33") == 0
+             || strcmp (result, "-0.000000e+000 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2115,7 +2139,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%15Le %d", 1.75L, 33, 44, 55);
-    ASSERT (strcmp (result, "   1.750000e+00 33") == 0);
+    ASSERT (strcmp (result, "   1.750000e+00 33") == 0
+           || strcmp (result, "  1.750000e+000 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2123,7 +2148,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%-15Le %d", 1.75L, 33, 44, 55);
-    ASSERT (strcmp (result, "1.750000e+00    33") == 0);
+    ASSERT (strcmp (result, "1.750000e+00    33") == 0
+           || strcmp (result, "1.750000e+000   33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2131,7 +2157,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%+Le %d", 1.75L, 33, 44, 55);
-    ASSERT (strcmp (result, "+1.750000e+00 33") == 0);
+    ASSERT (strcmp (result, "+1.750000e+00 33") == 0
+           || strcmp (result, "+1.750000e+000 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2139,7 +2166,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "% Le %d", 1.75L, 33, 44, 55);
-    ASSERT (strcmp (result, " 1.750000e+00 33") == 0);
+    ASSERT (strcmp (result, " 1.750000e+00 33") == 0
+           || strcmp (result, " 1.750000e+000 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2147,7 +2175,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%#Le %d", 1.75L, 33, 44, 55);
-    ASSERT (strcmp (result, "1.750000e+00 33") == 0);
+    ASSERT (strcmp (result, "1.750000e+00 33") == 0
+           || strcmp (result, "1.750000e+000 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2155,7 +2184,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%#.Le %d", 1.75L, 33, 44, 55);
-    ASSERT (strcmp (result, "2.e+00 33") == 0);
+    ASSERT (strcmp (result, "2.e+00 33") == 0
+           || strcmp (result, "2.e+000 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2163,7 +2193,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%#.Le %d", 9.75L, 33, 44, 55);
-    ASSERT (strcmp (result, "1.e+01 33") == 0);
+    ASSERT (strcmp (result, "1.e+01 33") == 0
+           || strcmp (result, "1.e+001 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2171,7 +2202,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%015Le %d", 1234.0L, 33, 44, 55);
-    ASSERT (strcmp (result, "0001.234000e+03 33") == 0);
+    ASSERT (strcmp (result, "0001.234000e+03 33") == 0
+           || strcmp (result, "001.234000e+003 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2198,7 +2230,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%.Le %d", 1234.0L, 33, 44, 55);
-    ASSERT (strcmp (result, "1e+03 33") == 0);
+    ASSERT (strcmp (result, "1e+03 33") == 0
+           || strcmp (result, "1e+003 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2206,7 +2239,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[100];
     int retval =
       my_sprintf (result, "%.4Le %d", 999.951L, 33, 44, 55);
-    ASSERT (strcmp (result, "9.9995e+02 33") == 0);
+    ASSERT (strcmp (result, "9.9995e+02 33") == 0
+           || strcmp (result, "9.9995e+002 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2214,7 +2248,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[100];
     int retval =
       my_sprintf (result, "%.4Le %d", 999.996L, 33, 44, 55);
-    ASSERT (strcmp (result, "1.0000e+03 33") == 0);
+    ASSERT (strcmp (result, "1.0000e+03 33") == 0
+           || strcmp (result, "1.0000e+003 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2509,7 +2544,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%Lg %d", 1234567.0L, 33, 44, 55);
-    ASSERT (strcmp (result, "1.23457e+06 33") == 0);
+    ASSERT (strcmp (result, "1.23457e+06 33") == 0
+           || strcmp (result, "1.23457e+006 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2597,7 +2633,16 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
        char result[1000];
        int retval =
          my_sprintf (result, "%Lg", data[k].value);
-       ASSERT (strcmp (result, data[k].string) == 0);
+       const char *expected = data[k].string;
+       ASSERT (strcmp (result, expected) == 0
+               /* Some implementations produce exponents with 3 digits.  */
+               || (expected[strlen (expected) - 4] == 'e'
+                   && strlen (result) == strlen (expected) + 1
+                   && memcmp (result, expected, strlen (expected) - 2) == 0
+                   && result[strlen (expected) - 2] == '0'
+                   && strcmp (result + strlen (expected) - 1,
+                              expected + strlen (expected) - 2)
+                      == 0));
        ASSERT (retval == strlen (result));
       }
   }
@@ -2621,7 +2666,7 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
   { /* Negative zero.  */
     char result[1000];
     int retval =
-      my_sprintf (result, "%Lg %d", -zerol, 33, 44, 55);
+      my_sprintf (result, "%Lg %d", minus_zerol, 33, 44, 55);
     if (have_minus_zero ())
       ASSERT (strcmp (result, "-0 33") == 0);
     ASSERT (retval == strlen (result));
@@ -2794,7 +2839,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%#.Lg %d", 9.75L, 33, 44, 55);
-    ASSERT (strcmp (result, "1.e+01 33") == 0);
+    ASSERT (strcmp (result, "1.e+01 33") == 0
+           || strcmp (result, "1.e+001 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2829,7 +2875,8 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     char result[1000];
     int retval =
       my_sprintf (result, "%.Lg %d", 1234.0L, 33, 44, 55);
-    ASSERT (strcmp (result, "1e+03 33") == 0);
+    ASSERT (strcmp (result, "1e+03 33") == 0
+           || strcmp (result, "1e+003 33") == 0);
     ASSERT (retval == strlen (result));
   }
 
@@ -2914,7 +2961,6 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     int retval =
       my_sprintf (result, "%.4000d %d", 1234567, 99);
     size_t i;
-    ASSERT (result != NULL);
     for (i = 0; i < 4000 - 7; i++)
       ASSERT (result[i] == '0');
     ASSERT (strcmp (result + 4000 - 7, "1234567 99") == 0);
@@ -2926,7 +2972,6 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     int retval =
       my_sprintf (result, "%.*d %d", 4000, 1234567, 99);
     size_t i;
-    ASSERT (result != NULL);
     for (i = 0; i < 4000 - 7; i++)
       ASSERT (result[i] == '0');
     ASSERT (strcmp (result + 4000 - 7, "1234567 99") == 0);
@@ -2938,7 +2983,6 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     int retval =
       my_sprintf (result, "%.4000d %d", -1234567, 99);
     size_t i;
-    ASSERT (result != NULL);
     ASSERT (result[0] == '-');
     for (i = 0; i < 4000 - 7; i++)
       ASSERT (result[1 + i] == '0');
@@ -2951,7 +2995,6 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     int retval =
       my_sprintf (result, "%.4000u %d", 1234567, 99);
     size_t i;
-    ASSERT (result != NULL);
     for (i = 0; i < 4000 - 7; i++)
       ASSERT (result[i] == '0');
     ASSERT (strcmp (result + 4000 - 7, "1234567 99") == 0);
@@ -2963,7 +3006,6 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     int retval =
       my_sprintf (result, "%.4000o %d", 1234567, 99);
     size_t i;
-    ASSERT (result != NULL);
     for (i = 0; i < 4000 - 7; i++)
       ASSERT (result[i] == '0');
     ASSERT (strcmp (result + 4000 - 7, "4553207 99") == 0);
@@ -2975,7 +3017,6 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     int retval =
       my_sprintf (result, "%.4000x %d", 1234567, 99);
     size_t i;
-    ASSERT (result != NULL);
     for (i = 0; i < 4000 - 6; i++)
       ASSERT (result[i] == '0');
     ASSERT (strcmp (result + 4000 - 6, "12d687 99") == 0);
@@ -2987,7 +3028,6 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
     int retval =
       my_sprintf (result, "%#.4000x %d", 1234567, 99);
     size_t i;
-    ASSERT (result != NULL);
     ASSERT (result[0] == '0');
     ASSERT (result[1] == 'x');
     for (i = 0; i < 4000 - 6; i++)
@@ -3006,9 +3046,54 @@ test_function (int (*my_sprintf) (char *, const char *, ...))
       input[i] = 'a' + ((1000000 / (i + 1)) % 26);
     input[i] = '\0';
     retval = my_sprintf (result, "%.4000s %d", input, 99);
-    ASSERT (result != NULL);
     ASSERT (memcmp (result, input, 4000) == 0);
     ASSERT (strcmp (result + 4000, " 99") == 0);
     ASSERT (retval == strlen (result));
   }
+
+  /* Test the support of the %s format directive.  */
+
+  /* To verify that these tests succeed, it is necessary to run them under
+     a tool that checks against invalid memory accesses, such as ElectricFence
+     or "valgrind --tool=memcheck".  */
+  {
+    size_t i;
+
+    for (i = 1; i <= 8; i++)
+      {
+       char *block;
+       char result[5000];
+       int retval;
+
+       block = (char *) malloc (i);
+       memcpy (block, "abcdefgh", i);
+       retval = my_sprintf (result, "%.*s", (int) i, block);
+       ASSERT (memcmp (result, block, i) == 0);
+       ASSERT (result[i] == '\0');
+       ASSERT (retval == strlen (result));
+       free (block);
+      }
+  }
+#if HAVE_WCHAR_T
+  {
+    size_t i;
+
+    for (i = 1; i <= 8; i++)
+      {
+       wchar_t *block;
+       size_t j;
+       char result[5000];
+       int retval;
+
+       block = (wchar_t *) malloc (i * sizeof (wchar_t));
+       for (j = 0; j < i; j++)
+         block[j] = "abcdefgh"[j];
+       retval = my_sprintf (result, "%.*ls", (int) i, block);
+       ASSERT (memcmp (result, "abcdefgh", i) == 0);
+       ASSERT (result[i] == '\0');
+       ASSERT (retval == strlen (result));
+       free (block);
+      }
+  }
+#endif
 }