Tests for module 'uninorm/u32-normcmp'.

1 files changed, 111 insertions, 0 deletions

diff --git a/tests/uninorm/test-u32-normcmp.c b/tests/uninorm/test-u32-normcmp.c
new file mode 100644
index 0000000000..ebbd14cef4
--- /dev/null
+++ b/tests/uninorm/test-u32-normcmp.c
@@ -0,0 +1,111 @@
+/* Test of normalization insensitive comparison of UTF-32 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>
+
+#include "uninorm.h"
+
+#include <stdio.h>
+#include <stdlib.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)
+
+int
+main ()
+{
+  /* Empty string.  */
+  {
+    int cmp;
+
+    ASSERT (u32_normcmp (NULL, 0, NULL, 0, UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == 0);
+  }
+  {
+    static const uint32_t input[] = { 'x', 'y' };
+    int cmp;
+
+    ASSERT (u32_normcmp (input, SIZEOF (input), NULL, 0, UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == 1);
+
+    ASSERT (u32_normcmp (NULL, 0, input, SIZEOF (input), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == -1);
+
+    ASSERT (u32_normcmp (input, SIZEOF (input), input, SIZEOF (input), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == 0);
+  }
+
+  /* Shorter and longer strings.  */
+  {
+    static const uint32_t input1[] = { 'R', 'e', 'a', 'g', 'a', 'n' };
+    static const uint32_t input2[] = { 'R', 'e', 'a', 'g', 'a', 'n', 'o', 'm', 'i', 'c', 's' };
+    int cmp;
+
+    ASSERT (u32_normcmp (input1, SIZEOF (input1), input2, SIZEOF (input2), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == -1);
+
+    ASSERT (u32_normcmp (input2, SIZEOF (input2), input1, SIZEOF (input1), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == 1);
+  }
+
+  /* Normalization effects.  */
+  {
+    static const uint32_t input1[] = { 'H', 0x00F6, 'h', 'l', 'e' };
+    static const uint32_t input2[] = { 'H', 'o', 0x0308, 'h', 'l', 'e' };
+    static const uint32_t input3[] = { 'H', 0x00F6, 'h', 'l', 'e', 'n' };
+    static const uint32_t input4[] = { 'H', 'o', 0x0308, 'h', 'l', 'e', 'n' };
+    static const uint32_t input5[] = { 'H', 'u', 'r', 'z' };
+    int cmp;
+
+    ASSERT (u32_normcmp (input1, SIZEOF (input1), input2, SIZEOF (input2), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == 0);
+
+    ASSERT (u32_normcmp (input2, SIZEOF (input2), input1, SIZEOF (input1), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == 0);
+
+    ASSERT (u32_normcmp (input3, SIZEOF (input3), input4, SIZEOF (input4), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == 0);
+
+    ASSERT (u32_normcmp (input4, SIZEOF (input4), input3, SIZEOF (input3), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == 0);
+
+    ASSERT (u32_normcmp (input2, SIZEOF (input2), input3, SIZEOF (input3), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == -1);
+
+    ASSERT (u32_normcmp (input1, SIZEOF (input1), input4, SIZEOF (input4), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == -1);
+
+    ASSERT (u32_normcmp (input1, SIZEOF (input1), input5, SIZEOF (input5), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == -1);
+
+    ASSERT (u32_normcmp (input2, SIZEOF (input2), input5, SIZEOF (input5), UNINORM_NFD, &cmp) == 0);
+    ASSERT (cmp == -1);
+  }
+
+  return 0;
+}