Imported Upstream version 0.9.1upstream/0.9.1

1 files changed, 345 insertions, 0 deletions

diff --git a/tests/uninorm/test-u16-nfc.c b/tests/uninorm/test-u16-nfc.c
new file mode 100644
index 00000000..1bf9a94d
--- /dev/null
+++ b/tests/uninorm/test-u16-nfc.c
@@ -0,0 +1,345 @@
+/* Test of canonical normalization of UTF-16 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_U16_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 uint16_t *input, size_t input_length,
+       const uint16_t *expected, size_t expected_length)
+{
+  size_t length;
+  uint16_t *result;
+
+  /* Test return conventions with resultbuf == NULL.  */
+  result = u16_normalize (UNINORM_NFC, input, input_length, NULL, &length);
+  if (!(result != NULL))
+    return 1;
+  if (!(length == expected_length))
+    return 2;
+  if (!(u16_cmp (result, expected, expected_length) == 0))
+    return 3;
+  free (result);
+
+  /* Test return conventions with resultbuf too small.  */
+  if (expected_length > 0)
+    {
+      uint16_t *preallocated;
+
+      length = expected_length - 1;
+      preallocated = (uint16_t *) malloc (length * sizeof (uint16_t));
+      result = u16_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 (!(u16_cmp (result, expected, expected_length) == 0))
+	return 7;
+      free (result);
+      free (preallocated);
+    }
+
+  /* Test return conventions with resultbuf large enough.  */
+  {
+    uint16_t *preallocated;
+
+    length = expected_length;
+    preallocated = (uint16_t *) malloc (length * sizeof (uint16_t));
+    result = u16_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 (!(u16_cmp (result, expected, expected_length) == 0))
+      return 11;
+    free (preallocated);
+  }
+
+  return 0;
+}
+
+void
+test_u16_nfc (void)
+{
+  { /* Empty string.  */
+    ASSERT (check (NULL, 0, NULL, 0) == 0);
+  }
+  { /* SPACE */
+    static const uint16_t input[]    = { 0x0020 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* LATIN CAPITAL LETTER A WITH DIAERESIS */
+    static const uint16_t input[]      = { 0x00C4 };
+    static const uint16_t decomposed[] = { 0x0041, 0x0308 };
+    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 uint16_t input[]      = { 0x01DE };
+    static const uint16_t decomposed[] = { 0x0041, 0x0308, 0x0304 };
+    ASSERT (check (input, SIZEOF (input),           input, SIZEOF (input)) == 0);
+    ASSERT (check (decomposed, SIZEOF (decomposed), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ANGSTROM SIGN */
+    static const uint16_t input[]      = { 0x212B };
+    static const uint16_t decomposed[] = { 0x0041, 0x030A };
+    static const uint16_t expected[]   = { 0x00C5 };
+    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 uint16_t input[]      = { 0x1FC1 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* SCRIPT SMALL L */
+    static const uint16_t input[]      = { 0x2113 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* NO-BREAK SPACE */
+    static const uint16_t input[]      = { 0x00A0 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ARABIC LETTER VEH INITIAL FORM */
+    static const uint16_t input[]      = { 0xFB6C };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ARABIC LETTER VEH MEDIAL FORM */
+    static const uint16_t input[]      = { 0xFB6D };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ARABIC LETTER VEH FINAL FORM */
+    static const uint16_t input[]      = { 0xFB6B };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ARABIC LETTER VEH ISOLATED FORM */
+    static const uint16_t input[]      = { 0xFB6A };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* CIRCLED NUMBER FIFTEEN */
+    static const uint16_t input[]      = { 0x246E };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* TRADE MARK SIGN */
+    static const uint16_t input[]      = { 0x2122 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* LATIN SUBSCRIPT SMALL LETTER I */
+    static const uint16_t input[]      = { 0x1D62 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* PRESENTATION FORM FOR VERTICAL LEFT PARENTHESIS */
+    static const uint16_t input[]      = { 0xFE35 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* FULLWIDTH LATIN CAPITAL LETTER A */
+    static const uint16_t input[]      = { 0xFF21 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* HALFWIDTH IDEOGRAPHIC COMMA */
+    static const uint16_t input[]      = { 0xFF64 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* SMALL IDEOGRAPHIC COMMA */
+    static const uint16_t input[]      = { 0xFE51 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* SQUARE MHZ */
+    static const uint16_t input[]      = { 0x3392 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* VULGAR FRACTION THREE EIGHTHS */
+    static const uint16_t input[]      = { 0x215C };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* MICRO SIGN */
+    static const uint16_t input[]      = { 0x00B5 };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* ARABIC LIGATURE SALLALLAHOU ALAYHE WASALLAM */
+    static const uint16_t input[]      = { 0xFDFA };
+    ASSERT (check (input, SIZEOF (input), input, SIZEOF (input)) == 0);
+  }
+
+  { /* HANGUL SYLLABLE GEUL */
+    static const uint16_t input[]      = { 0xAE00 };
+    static const uint16_t decomposed[] = { 0x1100, 0x1173, 0x11AF };
+    ASSERT (check (input, SIZEOF (input),           input, SIZEOF (input)) == 0);
+    ASSERT (check (decomposed, SIZEOF (decomposed), input, SIZEOF (input)) == 0);
+  }
+
+  { /* HANGUL SYLLABLE GEU */
+    static const uint16_t input[]      = { 0xADF8 };
+    static const uint16_t decomposed[] = { 0x1100, 0x1173 };
+    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 uint16_t input[] =
+      { 'G', 'r', 0x00FC, 0x00DF, ' ', 'G', 'o', 't', 't', '.', ' ',
+	0x0417, 0x0434, 0x0440, 0x0430, 0x0432, 0x0441, 0x0442, 0x0432, 0x0443,
+	0x0439, 0x0442, 0x0435, '!', ' ',
+	'x', '=', '(', '-', 'b', 0x00B1, 's', 'q', 'r', 't', '(', 'b', 0x00B2,
+	'-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', ' ', ' ',
+	0x65E5, 0x672C, 0x8A9E, ',', 0x4E2D, 0x6587, ',', 0xD55C, 0xAE00, '\n'
+      };
+    static const uint16_t decomposed[] =
+      { 'G', 'r', 0x0075, 0x0308, 0x00DF, ' ', 'G', 'o', 't', 't', '.', ' ',
+	0x0417, 0x0434, 0x0440, 0x0430, 0x0432, 0x0441, 0x0442, 0x0432, 0x0443,
+	0x0438, 0x0306, 0x0442, 0x0435, '!', ' ',
+	'x', '=', '(', '-', 'b', 0x00B1, 's', 'q', 'r', 't', '(', 'b', 0x00B2,
+	'-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', ' ', ' ',
+	0x65E5, 0x672C, 0x8A9E, ',', 0x4E2D, 0x6587, ',',
+	0x1112, 0x1161, 0x11AB, 0x1100, 0x1173, 0x11AF, '\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;
+	uint16_t *input = (uint16_t *) malloc (2 * m * sizeof (uint16_t));
+	if (input != NULL)
+	  {
+	    uint16_t *expected = input + m;
+	    size_t m1 = m / 2;
+	    size_t m2 = (m - 1) / 2;
+	    /* NB: m1 + m2 == m - 1.  */
+	    uint16_t *p;
+	    size_t i;
+
+	    input[0] = 0x0041;
+	    p = input + 1;
+	    switch (pass)
+	      {
+	      case 0:
+		for (i = 0; i < m1; i++)
+		  *p++ = 0x0319;
+		for (i = 0; i < m2; i++)
+		  *p++ = 0x0300;
+		break;
+
+	      case 1:
+		for (i = 0; i < m2; i++)
+		  *p++ = 0x0300;
+		for (i = 0; i < m1; i++)
+		  *p++ = 0x0319;
+		break;
+
+	      case 2:
+		for (i = 0; i < m2; i++)
+		  {
+		    *p++ = 0x0319;
+		    *p++ = 0x0300;
+		  }
+		for (; i < m1; i++)
+		  *p++ = 0x0319;
+		break;
+
+	      default:
+		abort ();
+	      }
+
+	    expected[0] = 0x00C0;
+	    p = expected + 1;
+	    for (i = 0; i < m1; i++)
+	      *p++ = 0x0319;
+	    for (i = 0; i < m2 - 1; i++)
+	      *p++ = 0x0300;
+
+	    for (; repeat > 0; repeat--)
+	      {
+		ASSERT (check (input, m,        expected, m - 1) == 0);
+		ASSERT (check (expected, m - 1, expected, m - 1) == 0);
+	      }
+
+	    free (input);
+	  }
+      }
+  }
+}
+
+#else
+
+void
+test_u16_nfc (void)
+{
+}
+
+#endif