Tests for module 'uniconv/u32-conv-from-enc'.

1 files changed, 226 insertions, 0 deletions

diff --git a/tests/uniconv/test-u32-conv-from-enc.c b/tests/uniconv/test-u32-conv-from-enc.c
new file mode 100644
index 0000000000..4ca4f1ad0c
--- /dev/null
+++ b/tests/uniconv/test-u32-conv-from-enc.c
@@ -0,0 +1,226 @@
+/* Test of conversion to UTF-32 from legacy encodings.
+   Copyright (C) 2007 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 2, 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, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "uniconv.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "unistr.h"
+
+#define SIZEOF(array) (sizeof (array) / sizeof (array[0]))
+#define ASSERT(expr) if (!(expr)) abort ();
+
+/* Magic number for detecting bounds violations.  */
+#define MAGIC 0x1983EFF1
+
+static size_t *
+new_offsets (size_t n)
+{
+  size_t *offsets = (size_t *) malloc ((n + 1) * sizeof (size_t));
+  offsets[n] = MAGIC;
+  return offsets;
+}
+
+int
+main ()
+{
+  static enum iconv_ilseq_handler handlers[] =
+    { iconveh_error, iconveh_question_mark, iconveh_escape_sequence };
+  size_t h;
+  size_t o;
+  size_t i;
+
+#if HAVE_ICONV
+  /* Assume that iconv() supports at least the encodings ASCII, ISO-8859-1,
+     ISO-8859-2, and UTF-8.  */
+
+  /* Test conversion from ISO-8859-1 to UTF-16 with no errors.  */
+  for (h = 0; h < SIZEOF (handlers); h++)
+    {
+      enum iconv_ilseq_handler handler = handlers[h];
+      static const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
+      static const uint32_t expected[] = /* Ärger mit bösen Bübchen ohne Augenmaß */
+	{
+	  0xC4, 'r', 'g', 'e', 'r', ' ', 'm', 'i', 't', ' ', 'b', 0xF6, 's',
+	  'e', 'n', ' ', 'B', 0xFC, 'b', 'c', 'h', 'e', 'n', ' ', 'o', 'h',
+	  'n', 'e', ' ', 'A', 'u', 'g', 'e', 'n', 'm', 'a', 0xDF
+	};
+      for (o = 0; o < 2; o++)
+	{
+	  size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
+	  uint32_t *result = NULL;
+	  size_t length = 0;
+	  int retval = u32_conv_from_encoding ("ISO-8859-1", handler,
+					       input, strlen (input),
+					       offsets,
+					       &result, &length);
+	  ASSERT (retval == 0);
+	  ASSERT (length == SIZEOF (expected));
+	  ASSERT (result != NULL && u32_cmp (result, expected, SIZEOF (expected)) == 0);
+	  if (o)
+	    {
+	      for (i = 0; i < 37; i++)
+		ASSERT (offsets[i] == i);
+	      ASSERT (offsets[37] == MAGIC);
+	      free (offsets);
+	    }
+	  free (result);
+	}
+    }
+
+  /* Test conversion from ISO-8859-2 to UTF-16 with no errors.  */
+  for (h = 0; h < SIZEOF (handlers); h++)
+    {
+      enum iconv_ilseq_handler handler = handlers[h];
+      static const char input[] = "Rafa\263 Maszkowski"; /* Rafał Maszkowski */
+      static const uint32_t expected[] =
+	{
+	  'R', 'a', 'f', 'a', 0x0142, ' ', 'M', 'a', 's', 'z', 'k', 'o', 'w',
+	  's', 'k', 'i'
+	};
+      for (o = 0; o < 2; o++)
+	{
+	  size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
+	  uint32_t *result = NULL;
+	  size_t length = 0;
+	  int retval = u32_conv_from_encoding ("ISO-8859-2", handler,
+					       input, strlen (input),
+					       offsets,
+					       &result, &length);
+	  ASSERT (retval == 0);
+	  ASSERT (length == SIZEOF (expected));
+	  ASSERT (result != NULL && u32_cmp (result, expected, SIZEOF (expected)) == 0);
+	  if (o)
+	    {
+	      for (i = 0; i < 16; i++)
+		ASSERT (offsets[i] == i);
+	      ASSERT (offsets[16] == MAGIC);
+	      free (offsets);
+	    }
+	  free (result);
+	}
+    }
+
+  /* Test conversions from autodetect_jp to UTF-16.  */
+  for (h = 0; h < SIZEOF (handlers); h++)
+    {
+      enum iconv_ilseq_handler handler = handlers[h];
+      static const char input[] = "\244\263\244\363\244\313\244\301\244\317"; /* こんにちは in EUC-JP */
+      static const uint32_t expected[] = /* こんにちは */
+	{
+	  0x3053, 0x3093, 0x306B, 0x3061, 0x306F
+	};
+      for (o = 0; o < 2; o++)
+	{
+	  size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
+	  uint32_t *result = NULL;
+	  size_t length = 0;
+	  int retval = u32_conv_from_encoding ("autodetect_jp", handler,
+					       input, strlen (input),
+					       offsets,
+					       &result, &length);
+	  ASSERT (retval == 0);
+	  ASSERT (length == SIZEOF (expected));
+	  ASSERT (result != NULL && u32_cmp (result, expected, SIZEOF (expected)) == 0);
+	  if (o)
+	    {
+	      for (i = 0; i < 10; i++)
+		ASSERT (offsets[i] == ((i % 2) == 0 ? i / 2 : (size_t)(-1)));
+	      ASSERT (offsets[10] == MAGIC);
+	      free (offsets);
+	    }
+	  free (result);
+	}
+    }
+  for (h = 0; h < SIZEOF (handlers); h++)
+    {
+      enum iconv_ilseq_handler handler = handlers[h];
+      static const char input[] = "\202\261\202\361\202\311\202\277\202\315"; /* こんにちは in Shift_JIS */
+      static const uint32_t expected[] = /* こんにちは */
+	{
+	  0x3053, 0x3093, 0x306B, 0x3061, 0x306F
+	};
+      for (o = 0; o < 2; o++)
+	{
+	  size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
+	  uint32_t *result = NULL;
+	  size_t length = 0;
+	  int retval = u32_conv_from_encoding ("autodetect_jp", handler,
+					       input, strlen (input),
+					       offsets,
+					       &result, &length);
+	  ASSERT (retval == 0);
+	  ASSERT (length == SIZEOF (expected));
+	  ASSERT (result != NULL && u32_cmp (result, expected, SIZEOF (expected)) == 0);
+	  if (o)
+	    {
+	      for (i = 0; i < 10; i++)
+		ASSERT (offsets[i] == ((i % 2) == 0 ? i / 2 : (size_t)(-1)));
+	      ASSERT (offsets[10] == MAGIC);
+	      free (offsets);
+	    }
+	  free (result);
+	}
+    }
+  for (h = 0; h < SIZEOF (handlers); h++)
+    {
+      enum iconv_ilseq_handler handler = handlers[h];
+      static const char input[] = "\033$B$3$s$K$A$O\033(B"; /* こんにちは in ISO-2022-JP-2 */
+      static const uint32_t expected[] = /* こんにちは */
+	{
+	  0x3053, 0x3093, 0x306B, 0x3061, 0x306F
+	};
+      for (o = 0; o < 2; o++)
+	{
+	  size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
+	  uint32_t *result = NULL;
+	  size_t length = 0;
+	  int retval = u32_conv_from_encoding ("autodetect_jp", handler,
+					       input, strlen (input),
+					       offsets,
+					       &result, &length);
+	  ASSERT (retval == 0);
+	  ASSERT (length == SIZEOF (expected));
+	  ASSERT (result != NULL && u32_cmp (result, expected, SIZEOF (expected)) == 0);
+	  if (o)
+	    {
+	      for (i = 0; i < 16; i++)
+		ASSERT (offsets[i] == (i == 0 ? 0 :
+				       i == 5 ? 1 :
+				       i == 7 ? 2 :
+				       i == 9 ? 3 :
+				       i == 11 ? 4 :
+				       i == 13 ? 5 :
+				       (size_t)(-1)));
+	      ASSERT (offsets[16] == MAGIC);
+	      free (offsets);
+	    }
+	  free (result);
+	}
+    }
+
+#endif
+
+  return 0;
+}