Imported Upstream version 0.9.1upstream/0.9.1

1 files changed, 375 insertions, 0 deletions

diff --git a/tests/uninorm/test-u8-nfc.c b/tests/uninorm/test-u8-nfc.c
new file mode 100644
index 00000000..52baa68b
--- /dev/null
+++ b/tests/uninorm/test-u8-nfc.c
@@ -0,0 +1,375 @@
+/* Test of canonical normalization of UTF-8 strings.
+   Copyright (C) 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>
+
+#if GNULIB_UNINORM_U8_NORMALIZE
+
+#include "uninorm.h"
+
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "unistr.h"
+
+#define SIZEOF(array) (sizeof (array) / sizeof (array[0]))
+#define ASSERT(expr) \
+  do									     \
+    {									     \
+      if (!(expr))							     \
+        {								     \
+          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
+          fflush (stderr);						     \
+          abort ();							     \
+        }								     \
+    }									     \
+  while (0)
+
+static int
+check (const uint8_t *input, size_t input_length,
+       const uint8_t *expected, size_t expected_length)
+{
+  size_t length;
+  uint8_t *result;
+
+  /* Test return conventions with resultbuf == NULL.  */
+  result = u8_normalize (UNINORM_NFC, input, input_length, NULL, &length);
+  if (!(result != NULL))
+    return 1;
+  if (!(length == expected_length))
+    return 2;
+  if (!(u8_cmp (result, expected, expected_length) == 0))
+    return 3;
+  free (result);
+
+  /* Test return conventions with resultbuf too small.  */
+  if (expected_length > 0)
+    {
+      uint8_t *preallocated;
+
+      length = expected_length - 1;
+      preallocated = (uint8_t *) malloc (length * sizeof (uint8_t));
+      result = u8_normalize (UNINORM_NFC, input, input_length, preallocated, &length);
+      if (!(result != NULL))
+	return 4;
+      if (!(result != preallocated))
+	return 5;
+      if (!(length == expected_length))
+	return 6;
+      if (!(u8_cmp (result, expected, expected_length) == 0))
+	return 7;
+      free (result);
+      free (preallocated);
+    }
+
+  /* Test return conventions with resultbuf large enough.  */
+  {
+    uint8_t *preallocated;
+
+    length = expected_length;
+    preallocated = (uint8_t *) malloc (length * sizeof (uint8_t));
+    result = u8_normalize (UNINORM_NFC, input, input_length, preallocated, &length);
+    if (!(result != NULL))
+      return 8;
+    if (!(preallocated == NULL || result == preallocated))
+      return 9;
+    if (!(length == expected_length))
+      return 10;
+    if (!(u8_cmp (result, expected, expected_length) == 0))
+      return 11;
+    free (preallocated);
+  }
+
+  return 0;
+}
+
+void
+test_u8_nfc (void)
+{
+  { /* Empty string.  */
+    ASSERT (check (NULL, 0, NULL, 0) == 0);
+  }
+  { /* SPACE */
+    static const uint8_t input[]    = { 0x20 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* LATIN CAPITAL LETTER A WITH DIAERESIS */
+    static const uint8_t input[]      = { 0xC3, 0x84 };
+    static const uint8_t decomposed[] = { 0x41, 0xCC, 0x88 };
+    ASSERT (check (input, SIZEOF (input),           input, SIZEOF (input)) == 0);
+    ASSERT (check (decomposed, SIZEOF (decomposed), input, SIZEOF (input)) == 0);
+  }
+
+  { /* LATIN CAPITAL LETTER A WITH DIAERESIS AND MACRON */
+    static const uint8_t input[]      = { 0xC7, 0x9E };
+    static const uint8_t decomposed[] = { 0x41, 0xCC, 0x88, 0xCC, 0x84 };
+    ASSERT (check (input, SIZEOF (input),           input, SIZEOF (input)) == 0);
+    ASSERT (check (decomposed, SIZEOF (decomposed), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ANGSTROM SIGN */
+    static const uint8_t input[]      = { 0xE2, 0x84, 0xAB };
+    static const uint8_t decomposed[] = { 0x41, 0xCC, 0x8A };
+    static const uint8_t expected[]   = { 0xC3, 0x85 };
+    ASSERT (check (input, SIZEOF (input),           expected, SIZEOF (expected)) == 0);
+    ASSERT (check (decomposed, SIZEOF (decomposed), expected, SIZEOF (expected)) == 0);
+    ASSERT (check (expected, SIZEOF (expected),     expected, SIZEOF (expected)) == 0);
+  }
+
+  { /* GREEK DIALYTIKA AND PERISPOMENI */
+    static const uint8_t input[]      = { 0xE1, 0xBF, 0x81 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* SCRIPT SMALL L */
+    static const uint8_t input[]      = { 0xE2, 0x84, 0x93 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* NO-BREAK SPACE */
+    static const uint8_t input[]      = { 0xC2, 0xA0 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ARABIC LETTER VEH INITIAL FORM */
+    static const uint8_t input[]      = { 0xEF, 0xAD, 0xAC };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ARABIC LETTER VEH MEDIAL FORM */
+    static const uint8_t input[]      = { 0xEF, 0xAD, 0xAD };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ARABIC LETTER VEH FINAL FORM */
+    static const uint8_t input[]      = { 0xEF, 0xAD, 0xAB };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ARABIC LETTER VEH ISOLATED FORM */
+    static const uint8_t input[]      = { 0xEF, 0xAD, 0xAA };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* CIRCLED NUMBER FIFTEEN */
+    static const uint8_t input[]      = { 0xE2, 0x91, 0xAE };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* TRADE MARK SIGN */
+    static const uint8_t input[]      = { 0xE2, 0x84, 0xA2 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* LATIN SUBSCRIPT SMALL LETTER I */
+    static const uint8_t input[]      = { 0xE1, 0xB5, 0xA2 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* PRESENTATION FORM FOR VERTICAL LEFT PARENTHESIS */
+    static const uint8_t input[]      = { 0xEF, 0xB8, 0xB5 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* FULLWIDTH LATIN CAPITAL LETTER A */
+    static const uint8_t input[]      = { 0xEF, 0xBC, 0xA1 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* HALFWIDTH IDEOGRAPHIC COMMA */
+    static const uint8_t input[]      = { 0xEF, 0xBD, 0xA4 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* SMALL IDEOGRAPHIC COMMA */
+    static const uint8_t input[]      = { 0xEF, 0xB9, 0x91 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* SQUARE MHZ */
+    static const uint8_t input[]      = { 0xE3, 0x8E, 0x92 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* VULGAR FRACTION THREE EIGHTHS */
+    static const uint8_t input[]      = { 0xE2, 0x85, 0x9C };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* MICRO SIGN */
+    static const uint8_t input[]      = { 0xC2, 0xB5 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ARABIC LIGATURE SALLALLAHOU ALAYHE WASALLAM */
+    static const uint8_t input[]      = { 0xEF, 0xB7, 0xBA };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* HANGUL SYLLABLE GEUL */
+    static const uint8_t input[]      = { 0xEA, 0xB8, 0x80 };
+    static const uint8_t decomposed[] =
+      { 0xE1, 0x84, 0x80, 0xE1, 0x85, 0xB3, 0xE1, 0x86, 0xAF };
+    ASSERT (check (input, SIZEOF (input),           input, SIZEOF (input)) == 0);
+    ASSERT (check (decomposed, SIZEOF (decomposed), input, SIZEOF (input)) == 0);
+  }
+
+  { /* HANGUL SYLLABLE GEU */
+    static const uint8_t input[]      = { 0xEA, 0xB7, 0xB8 };
+    static const uint8_t decomposed[] = { 0xE1, 0x84, 0x80, 0xE1, 0x85, 0xB3 };
+    ASSERT (check (input, SIZEOF (input),           input, SIZEOF (input)) == 0);
+    ASSERT (check (decomposed, SIZEOF (decomposed), input, SIZEOF (input)) == 0);
+  }
+
+  { /* "Grüß Gott. Здравствуйте! x=(-b±sqrt(b²-4ac))/(2a)  日本語,中文,한글" */
+    static const uint8_t input[] =
+      { 'G', 'r', 0xC3, 0xBC, 0xC3, 0x9F, ' ', 'G', 'o', 't', 't', '.',
+	' ', 0xD0, 0x97, 0xD0, 0xB4, 0xD1, 0x80, 0xD0, 0xB0, 0xD0, 0xB2, 0xD1,
+	0x81, 0xD1, 0x82, 0xD0, 0xB2, 0xD1, 0x83, 0xD0, 0xB9,
+	0xD1, 0x82, 0xD0, 0xB5, '!', ' ', 'x', '=', '(', '-', 'b', 0xC2, 0xB1,
+	's', 'q', 'r', 't', '(', 'b', 0xC2, 0xB2, '-', '4', 'a', 'c', ')', ')',
+	'/', '(', '2', 'a', ')', ' ', ' ', 0xE6, 0x97, 0xA5, 0xE6, 0x9C, 0xAC,
+	0xE8, 0xAA, 0x9E, ',', 0xE4, 0xB8, 0xAD, 0xE6, 0x96, 0x87, ',',
+	0xED, 0x95, 0x9C,
+	0xEA, 0xB8, 0x80, '\n'
+      };
+    static const uint8_t decomposed[] =
+      { 'G', 'r', 0x75, 0xCC, 0x88, 0xC3, 0x9F, ' ', 'G', 'o', 't', 't', '.',
+	' ', 0xD0, 0x97, 0xD0, 0xB4, 0xD1, 0x80, 0xD0, 0xB0, 0xD0, 0xB2, 0xD1,
+	0x81, 0xD1, 0x82, 0xD0, 0xB2, 0xD1, 0x83, 0xD0, 0xB8, 0xCC, 0x86,
+	0xD1, 0x82, 0xD0, 0xB5, '!', ' ', 'x', '=', '(', '-', 'b', 0xC2, 0xB1,
+	's', 'q', 'r', 't', '(', 'b', 0xC2, 0xB2, '-', '4', 'a', 'c', ')', ')',
+	'/', '(', '2', 'a', ')', ' ', ' ', 0xE6, 0x97, 0xA5, 0xE6, 0x9C, 0xAC,
+	0xE8, 0xAA, 0x9E, ',', 0xE4, 0xB8, 0xAD, 0xE6, 0x96, 0x87, ',',
+	0xE1, 0x84, 0x92, 0xE1, 0x85, 0xA1, 0xE1, 0x86, 0xAB,
+	0xE1, 0x84, 0x80, 0xE1, 0x85, 0xB3, 0xE1, 0x86, 0xAF, '\n'
+      };
+    ASSERT (check (input, SIZEOF (input),           input, SIZEOF (input)) == 0);
+    ASSERT (check (decomposed, SIZEOF (decomposed), input, SIZEOF (input)) == 0);
+  }
+
+#if HAVE_DECL_ALARM
+  /* Declare failure if test takes too long, by using default abort
+     caused by SIGALRM.  */
+  signal (SIGALRM, SIG_DFL);
+  alarm (50);
+#endif
+
+  /* Check that the sorting is not O(n²) but O(n log n).  */
+  {
+    int pass;
+    for (pass = 0; pass < 3; pass++)
+      {
+	size_t repeat = 1;
+	size_t m = 100000;
+	uint8_t *input = (uint8_t *) malloc (2 * (2 * m - 1) * sizeof (uint8_t));
+	if (input != NULL)
+	  {
+	    uint8_t *expected = input + (2 * m - 1);
+	    size_t m1 = m / 2;
+	    size_t m2 = (m - 1) / 2;
+	    /* NB: m1 + m2 == m - 1.  */
+	    uint8_t *p;
+	    size_t i;
+
+	    input[0] = 0x41;
+	    p = input + 1;
+	    switch (pass)
+	      {
+	      case 0:
+		for (i = 0; i < m1; i++)
+		  {
+		    *p++ = 0xCC;
+		    *p++ = 0x99;
+		  }
+		for (i = 0; i < m2; i++)
+		  {
+		    *p++ = 0xCC;
+		    *p++ = 0x80;
+		  }
+		break;
+
+	      case 1:
+		for (i = 0; i < m2; i++)
+		  {
+		    *p++ = 0xCC;
+		    *p++ = 0x80;
+		  }
+		for (i = 0; i < m1; i++)
+		  {
+		    *p++ = 0xCC;
+		    *p++ = 0x99;
+		  }
+		break;
+
+	      case 2:
+		for (i = 0; i < m2; i++)
+		  {
+		    *p++ = 0xCC;
+		    *p++ = 0x99;
+		    *p++ = 0xCC;
+		    *p++ = 0x80;
+		  }
+		for (; i < m1; i++)
+		  {
+		    *p++ = 0xCC;
+		    *p++ = 0x99;
+		  }
+		break;
+
+	      default:
+		abort ();
+	      }
+
+	    expected[0] = 0xC3;
+	    expected[1] = 0x80;
+	    p = expected + 2;
+	    for (i = 0; i < m1; i++)
+	      {
+		*p++ = 0xCC;
+		*p++ = 0x99;
+	      }
+	    for (i = 0; i < m2 - 1; i++)
+	      {
+		*p++ = 0xCC;
+		*p++ = 0x80;
+	      }
+
+	    for (; repeat > 0; repeat--)
+	      {
+		ASSERT (check (input, 2 * m - 1,    expected, 2 * m - 2) == 0);
+		ASSERT (check (expected, 2 * m - 2, expected, 2 * m - 2) == 0);
+	      }
+
+	    free (input);
+	  }
+      }
+  }
+}
+
+#else
+
+void
+test_u8_nfc (void)
+{
+}
+
+#endif