Adding upstream version 15.5.upstream/15.5

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 86 insertions, 0 deletions

diff --git a/src/common/unicode/norm_test.c b/src/common/unicode/norm_test.c
new file mode 100644
index 0000000..0e244ad
--- /dev/null
+++ b/src/common/unicode/norm_test.c
@@ -0,0 +1,86 @@
+/*-------------------------------------------------------------------------
+ * norm_test.c
+ *		Program to test Unicode normalization functions.
+ *
+ * Portions Copyright (c) 2017-2022, PostgreSQL Global Development Group
+ *
+ * IDENTIFICATION
+ *	  src/common/unicode/norm_test.c
+ *
+ *-------------------------------------------------------------------------
+ */
+#include "postgres_fe.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "common/unicode_norm.h"
+
+#include "norm_test_table.h"
+
+static char *
+print_wchar_str(const pg_wchar *s)
+{
+#define BUF_DIGITS 50
+	static char buf[BUF_DIGITS * 11 + 1];
+	int			i;
+	char	   *p;
+
+	i = 0;
+	p = buf;
+	while (*s && i < BUF_DIGITS)
+	{
+		p += sprintf(p, "U+%04X ", *s);
+		i++;
+		s++;
+	}
+	*p = '\0';
+
+	return buf;
+}
+
+static int
+pg_wcscmp(const pg_wchar *s1, const pg_wchar *s2)
+{
+	for (;;)
+	{
+		if (*s1 < *s2)
+			return -1;
+		if (*s1 > *s2)
+			return 1;
+		if (*s1 == 0)
+			return 0;
+		s1++;
+		s2++;
+	}
+}
+
+int
+main(int argc, char **argv)
+{
+	const		pg_unicode_test *test;
+
+	for (test = UnicodeNormalizationTests; test->input[0] != 0; test++)
+	{
+		for (int form = 0; form < 4; form++)
+		{
+			pg_wchar   *result;
+
+			result = unicode_normalize(form, test->input);
+
+			if (pg_wcscmp(test->output[form], result) != 0)
+			{
+				printf("FAILURE (NormalizationTest.txt line %d form %d):\n", test->linenum, form);
+				printf("input:    %s\n", print_wchar_str(test->input));
+				printf("expected: %s\n", print_wchar_str(test->output[form]));
+				printf("got:      %s\n", print_wchar_str(result));
+				printf("\n");
+				exit(1);
+			}
+		}
+	}
+
+	printf("All tests successful!\n");
+	exit(0);
+}