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Check-in [6f3dad32aa]
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Overview
Comment:Change a testcase() added by the previous checkin into an assert().
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SHA1: 6f3dad32aa0e1e9ee374302c82bea9bd60d5854b
User & Date: drh 2011-02-19 17:02:44.481
Context
2011-02-19
23:18
An SQLITE_PROTOCOL error counts as a locking error for verification purposes. (check-in: e87d499a4f user: drh tags: trunk)
17:02
Change a testcase() added by the previous checkin into an assert(). (check-in: 6f3dad32aa user: drh tags: trunk)
16:51
Add testcase macros to verify that all return values from walTryBeginRead() are tested. (check-in: 262b6fca0b user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/wal.c.
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    walUnlockShared(pWal, WAL_READ_LOCK(0));
    pWal->readLock = -1;
    cnt = 0;
    do{
      int notUsed;
      rc = walTryBeginRead(pWal, &notUsed, 1, ++cnt);
    }while( rc==WAL_RETRY );
    testcase( (rc&0xff)==SQLITE_BUSY );
    testcase( (rc&0xff)==SQLITE_IOERR );
    testcase( rc==SQLITE_PROTOCOL );
    testcase( rc==SQLITE_OK );
  }
  return rc;
}









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    walUnlockShared(pWal, WAL_READ_LOCK(0));
    pWal->readLock = -1;
    cnt = 0;
    do{
      int notUsed;
      rc = walTryBeginRead(pWal, &notUsed, 1, ++cnt);
    }while( rc==WAL_RETRY );
    assert( (rc&0xff)!=SQLITE_BUSY ); /* BUSY not possible when useWal==1 */
    testcase( (rc&0xff)==SQLITE_IOERR );
    testcase( rc==SQLITE_PROTOCOL );
    testcase( rc==SQLITE_OK );
  }
  return rc;
}
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