2 files changed, 79 insertions, 0 deletions
diff --git a/gnulib b/gnulib
deleted file mode 160000
-Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1
diff --git a/gnulib/tests/test-fstrcmp.c b/gnulib/tests/test-fstrcmp.c
new file mode 100644
index 0000000..1d6aef0
--- /dev/null
+++ b/gnulib/tests/test-fstrcmp.c
@@ -0,0 +1,79 @@
+/* Test of fuzzy string comparison.
+   Copyright (C) 2007-2011 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>, 2007.  */
+
+#include <config.h>
+
+#include "fstrcmp.h"
+
+#include <stdbool.h>
+
+#include "progname.h"
+#include "macros.h"
+
+static bool
+check_fstrcmp (const char *string1, const char *string2, double expected)
+{
+  /* The use of 'volatile' guarantees that excess precision bits are dropped
+     before the addition and before the following comparison at the caller's
+     site.  It is necessary on x86 systems where double-floats are not IEEE
+     compliant by default, to avoid that msgmerge results become platform and
+     compiler option dependent.  'volatile' is a portable alternative to gcc's
+     -ffloat-store option.  */
+  {
+    volatile double result = fstrcmp (string1, string2);
+    if (!(result == expected))
+      return false;
+  }
+  {
+    volatile double result = fstrcmp_bounded (string1, string2, expected);
+    if (!(result == expected))
+      return false;
+  }
+  {
+    double bound = expected * 0.5; /* implies bound <= expected */
+    volatile double result = fstrcmp_bounded (string1, string2, bound);
+    if (!(result == expected))
+      return false;
+  }
+  {
+    double bound = (1 + expected) * 0.5;
+    if (expected < bound)
+      {
+        volatile double result = fstrcmp_bounded (string1, string2, bound);
+        if (!(result < bound))
+          return false;
+      }
+  }
+
+  return true;
+}
+
+int
+main (int argc, char *argv[])
+{
+  set_program_name (argv[0]);
+
+  ASSERT (check_fstrcmp ("Langstrumpf", "Langstrumpf", 1.0));
+  ASSERT (check_fstrcmp ("Levenshtein", "Levenstein", 20./21.));
+  ASSERT (check_fstrcmp ("Levenstein", "Levenshtein", 20./21.));
+  ASSERT (check_fstrcmp ("xy", "yx", 1./2.));
+  ASSERT (check_fstrcmp ("George Bush", "Abraham Lincoln", 2./13.));
+  ASSERT (check_fstrcmp ("George Bush", "George \"Bugs\" Moran", 2./3.));
+
+  return 0;
+}