Tests for wcscasecmp(), wcsnlen(), and stpncpy().

1 files changed, 87 insertions, 0 deletions

diff --git a/tools/regression/lib/libc/string/test-wcsnlen.c b/tools/regression/lib/libc/string/test-wcsnlen.c
new file mode 100644
index 0000000..fda8a40
--- /dev/null
+++ b/tools/regression/lib/libc/string/test-wcsnlen.c
@@ -0,0 +1,87 @@
+/*-
+ * Copyright (c) 2009 David Schultz <das@FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/mman.h>
+#include <sys/param.h>
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+
+static void *
+makebuf(size_t len, int guard_at_end)
+{
+	char *buf;
+	size_t alloc_size = roundup2(len, PAGE_SIZE) + PAGE_SIZE;
+
+	buf = mmap(NULL, alloc_size, PROT_READ | PROT_WRITE, MAP_ANON, -1, 0);
+	assert(buf);
+	if (guard_at_end) {
+		assert(munmap(buf + alloc_size - PAGE_SIZE, PAGE_SIZE) == 0);
+		return (buf + alloc_size - PAGE_SIZE - len);
+	} else {
+		assert(munmap(buf, PAGE_SIZE) == 0);
+		return (buf + PAGE_SIZE);
+	}
+}
+
+static void
+test_wcsnlen(const wchar_t *s)
+{
+	wchar_t *s1;
+	size_t size, len, bufsize;
+	int i;
+
+	size = wcslen(s) + 1;
+	for (i = 0; i <= 1; i++) {
+	    for (bufsize = 0; bufsize <= size + 10; bufsize++) {
+		s1 = makebuf(bufsize * sizeof(wchar_t), i);
+		wmemcpy(s1, s, bufsize);
+		len = (size > bufsize) ? bufsize : size - 1;
+		assert(wcsnlen(s1, bufsize) == len);
+	    }
+	}
+}
+
+int
+main(int argc, char *argv[])
+{
+
+	printf("1..3\n");
+
+	test_wcsnlen(L"");
+	printf("ok 1 - wcsnlen\n");
+	test_wcsnlen(L"foo");
+	printf("ok 2 - wcsnlen\n");
+	test_wcsnlen(L"glorp");
+	printf("ok 3 - wcsnlen\n");
+
+	exit(0);
+}