fs-tests: make integrity test record truncations

Signed-off-by: Adrian Hunter <ext-adrian.hunter@nokia.com>

diff --git a/tests/fs-tests/integrity/integck.c b/tests/fs-tests/integrity/integck.c
index 3da4bac0e0c33ba9aab2fa2eb0c39b8ace4c9e5e..e64af9d31b1720d9eeab06e0cc64e002c2754f66 100644 (file)
--- a/tests/fs-tests/integrity/integck.c
+++ b/tests/fs-tests/integrity/integck.c
@@ -42,6 +42,7 @@ struct write_info /* Record of random data written into a file */
        size_t size; /* Number of bytes written */
        unsigned random_seed; /* Seed for rand() to create random data */
        off_t random_offset; /* Call rand() this number of times first */
+       int trunc; /* Records a truncation (raw_writes only) */
 };
 
 struct file_info /* Each file has one of these */
@@ -440,16 +441,21 @@ static void file_info_display(struct file_info *file)
        wcnt = 0;
        w = file->raw_writes;
        while (w) {
-               fprintf(stderr, "        Offset: %u  Size: %u  Seed: %u"
-                               "  R.Off: %u\n",
-                               (unsigned) w->offset,
-                               (unsigned) w->size,
-                               (unsigned) w->random_seed,
-                               (unsigned) w->random_offset);
+               if (w->trunc)
+                       fprintf(stderr, "        Trunc from %u to %u\n",
+                                       (unsigned) w->offset,
+                                       (unsigned) w->random_offset);
+               else
+                       fprintf(stderr, "        Offset: %u  Size: %u  Seed: %u"
+                                       "  R.Off: %u\n",
+                                       (unsigned) w->offset,
+                                       (unsigned) w->size,
+                                       (unsigned) w->random_seed,
+                                       (unsigned) w->random_offset);
                wcnt += 1;
                w = w->next;
        }
-       fprintf(stderr, "    %u writes\n", wcnt);
+       fprintf(stderr, "    %u writes or truncations\n", wcnt);
        fprintf(stderr, "    ============================================\n");
 }
 
@@ -720,6 +726,7 @@ static void file_write_file(struct file_info *file)
 static void file_truncate_info(struct file_info *file, size_t new_length)
 {
        struct write_info *w, **prev, *tmp;
+       size_t sz;
 
        /* Remove / truncate file->writes */
        w = file->writes;
@@ -738,6 +745,16 @@ static void file_truncate_info(struct file_info *file, size_t new_length)
                prev = &w->next;
                w = w->next;
        }
+       /* Add an entry in raw_writes for the truncation */
+       sz = sizeof(struct write_info);
+       w = (struct write_info *) malloc(sz);
+       CHECK(w != NULL);
+       memset(w, 0, sz);
+       w->next = file->raw_writes;
+       w->offset = file->length;
+       w->random_offset = new_length; /* Abuse random_offset */
+       w->trunc = 1;
+       file->raw_writes = w;
        /* Update file length */
        file->length = new_length;
 }