7290 ZFS test suite needs to control what utilities it can run
Reviewed by: Dan Kimmel <dan.kimmel@delphix.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>

@@ -24,11 +24,11 @@
 # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
 
 #
-# Copyright (c) 2013 by Delphix. All rights reserved.
+# Copyright (c) 2013, 2016 by Delphix. All rights reserved.
 #
 
 . $STF_SUITE/include/libtest.shlib
 . $STF_SUITE/tests/functional/reservation/reservation.shlib
 

@@ -54,18 +54,18 @@
 log_assert "Setting top level dataset reservation to 'none' allows more data "
     "to be written to top level filesystem"
 
 function cleanup
 {
-        log_must $RM -rf $TESTDIR/$TESTFILE1
-        log_must $RM -rf $TESTDIR/$TESTFILE2
-        log_must $ZFS destroy -f $TESTPOOL/$TESTFS1
+        log_must rm -rf $TESTDIR/$TESTFILE1
+        log_must rm -rf $TESTDIR/$TESTFILE2
+        log_must zfs destroy -f $TESTPOOL/$TESTFS1
 }
 
 log_onexit cleanup
 
-log_must $ZFS create $TESTPOOL/$TESTFS1
+log_must zfs create $TESTPOOL/$TESTFS1
 
 space_avail=`get_prop available $TESTPOOL`
 
 #
 # To make sure this test doesn't take too long to execute on

@@ -73,28 +73,28 @@
 # applied to the dataset will ensure we have RESV_FREE_SPACE
 # left free in the pool which we can quickly fill.
 #
 ((resv_size_set = space_avail - RESV_FREE_SPACE))
 
-log_must $ZFS set reservation=$resv_size_set $TESTPOOL/$TESTFS1
+log_must zfs set reservation=$resv_size_set $TESTPOOL/$TESTFS1
 
 space_avail_still=`get_prop available $TESTPOOL`
 
 fill_size=`expr $space_avail_still + $RESV_TOLERANCE`
 write_count=`expr $fill_size / $BLOCK_SIZE`
 
 # Now fill up the filesystem (which doesn't have a reservation set
 # and thus will use up whatever free space is left in the pool).
-$FILE_WRITE -o create -f $TESTDIR/$TESTFILE1 -b $BLOCK_SIZE \
+file_write -o create -f $TESTDIR/$TESTFILE1 -b $BLOCK_SIZE \
         -c $write_count -d 0
 ret=$?
 if (($ret != $ENOSPC)); then
         log_fail "Did not get ENOSPC as expected (got $ret)."
 fi
 
-log_must $ZFS set reservation=none $TESTPOOL/$TESTFS1
+log_must zfs set reservation=none $TESTPOOL/$TESTFS1
 
-log_must $FILE_WRITE -o create -f $TESTDIR/$TESTFILE2 -b $PAGESIZE \
+log_must file_write -o create -f $TESTDIR/$TESTFILE2 -b pagesize \
     -c 1000 -d 0
 
 log_pass "Setting top level dataset reservation to 'none' allows more " \
     "data to be written to the top level filesystem"