From: Robert Spalek <robert@ucw.cz>
Date: Fri, 2 Mar 2001 13:36:47 +0000 (+0000)
Subject: added
X-Git-Tag: holmes-import~1536
X-Git-Url: http://mj.ucw.cz/gitweb/?a=commitdiff_plain;h=d35c332397d42f57d503d8af063ddc0467579be2;p=libucw.git

added
---

diff --git a/lib/lfs-test.c b/lib/lfs-test.c
new file mode 100644
index 00000000..c30f29ba
--- /dev/null
+++ b/lib/lfs-test.c
@@ -0,0 +1,63 @@
+/* Test for configuration parser */
+
+#include "lib/lib.h"
+#include "lib/fastbuf.h"
+
+#include <stdlib.h>
+#include <time.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#define	BLOCK	(1<<10)
+#define	COUNT	(5<<20)
+#define	TESTS	(1<<20)
+
+int main(void)
+{
+	struct fastbuf *b;
+	byte block[BLOCK];
+	uns i;
+
+	srand(time(NULL));
+#if 0
+	b = bopen("/big/robert/large-file", O_CREAT | O_TRUNC | O_RDWR, 1<<20);
+	if (!b)
+		die("Cannot create large-file");
+
+	log(L_DEBUG, "Writing %d blocks of size %d", COUNT, BLOCK);
+	for (i=0; i<COUNT; i++)
+	{
+		memset(block, i & 0xff, BLOCK);
+		bwrite(b, block, BLOCK);
+		if ( i%1024 == 0 )
+		{
+			printf("\r%10d", i);
+			fflush(stdout);
+		}
+	}
+#else
+	b = bopen("/big/robert/large-file", O_RDWR, 1<<20);
+	if (!b)
+		die("Cannot create large-file");
+#endif
+	log(L_DEBUG, "Checking the file contents in %d tests", TESTS);
+	for (i=0; i<TESTS; i++)
+	{
+		uns idx = random()%COUNT;
+		sh_off_t ofs = idx*BLOCK;
+		bseek(b, ofs, SEEK_SET);
+		bread(b, block, BLOCK);
+		if (block[17] != (idx & 0xff))
+			die("Invalid block %d in test %d: %x != %x", idx, i, block[17], idx & 0xff);
+		if ( i%16 == 0 )
+		{
+			printf("\r%10d", i);
+			fflush(stdout);
+		}
+	}
+	log(L_DEBUG, "Done");
+
+	bclose(b);
+	return 0;
+}