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diff --git a/src/ceph/src/test/cli/crushtool/rules.t b/src/ceph/src/test/cli/crushtool/rules.t
new file mode 100644
index 0000000..e90ddbc
--- /dev/null
+++ b/src/ceph/src/test/cli/crushtool/rules.t
@@ -0,0 +1,159 @@
+  $ crushtool -c $TESTDIR/rules.txt --create-replicated-rule foo default host -o one > /dev/null
+  $ crushtool -d one
+  # begin crush map
+  
+  # devices
+  device 0 osd.0 class ssd
+  device 1 osd.1 class ssd
+  device 2 osd.2 class ssd
+  device 3 osd.3 class hdd
+  device 4 osd.4 class hdd
+  device 5 osd.5 class hdd
+  
+  # types
+  type 0 osd
+  type 1 host
+  type 2 root
+  
+  # buckets
+  host foo {
+  \tid -3\t\t# do not change unnecessarily (esc)
+  \tid -4 class ssd\t\t# do not change unnecessarily (esc)
+  \tid -7 class hdd\t\t# do not change unnecessarily (esc)
+  \t# weight 3.000 (esc)
+  \talg straw2 (esc)
+  \thash 0\t# rjenkins1 (esc)
+  \titem osd.0 weight 1.000 (esc)
+  \titem osd.1 weight 1.000 (esc)
+  \titem osd.2 weight 1.000 (esc)
+  }
+  host bar {
+  \tid -2\t\t# do not change unnecessarily (esc)
+  \tid -5 class ssd\t\t# do not change unnecessarily (esc)
+  \tid -8 class hdd\t\t# do not change unnecessarily (esc)
+  \t# weight 3.000 (esc)
+  \talg straw2 (esc)
+  \thash 0\t# rjenkins1 (esc)
+  \titem osd.3 weight 1.000 (esc)
+  \titem osd.4 weight 1.000 (esc)
+  \titem osd.5 weight 1.000 (esc)
+  }
+  root default {
+  \tid -1\t\t# do not change unnecessarily (esc)
+  \tid -6 class ssd\t\t# do not change unnecessarily (esc)
+  \tid -9 class hdd\t\t# do not change unnecessarily (esc)
+  \t# weight 6.000 (esc)
+  \talg straw2 (esc)
+  \thash 0\t# rjenkins1 (esc)
+  \titem foo weight 3.000 (esc)
+  \titem bar weight 3.000 (esc)
+  }
+  
+  # rules
+  rule data {
+  \tid 0 (esc)
+  \ttype replicated (esc)
+  \tmin_size 1 (esc)
+  \tmax_size 10 (esc)
+  \tstep take default (esc)
+  \tstep chooseleaf firstn 0 type host (esc)
+  \tstep emit (esc)
+  }
+  rule foo {
+  \tid 1 (esc)
+  \ttype replicated (esc)
+  \tmin_size 1 (esc)
+  \tmax_size 10 (esc)
+  \tstep take default (esc)
+  \tstep chooseleaf firstn 0 type host (esc)
+  \tstep emit (esc)
+  }
+  
+  # end crush map
+
+
+
+
+
+
+
+
+
+
+  $ crushtool -c $TESTDIR/rules.txt --create-replicated-rule foo-ssd default host -o two --device-class ssd > /dev/null
+  $ crushtool -d two
+  # begin crush map
+  
+  # devices
+  device 0 osd.0 class ssd
+  device 1 osd.1 class ssd
+  device 2 osd.2 class ssd
+  device 3 osd.3 class hdd
+  device 4 osd.4 class hdd
+  device 5 osd.5 class hdd
+  
+  # types
+  type 0 osd
+  type 1 host
+  type 2 root
+  
+  # buckets
+  host foo {
+  \tid -3\t\t# do not change unnecessarily (esc)
+  \tid -4 class ssd\t\t# do not change unnecessarily (esc)
+  \tid -7 class hdd\t\t# do not change unnecessarily (esc)
+  \t# weight 3.000 (esc)
+  \talg straw2 (esc)
+  \thash 0\t# rjenkins1 (esc)
+  \titem osd.0 weight 1.000 (esc)
+  \titem osd.1 weight 1.000 (esc)
+  \titem osd.2 weight 1.000 (esc)
+  }
+  host bar {
+  \tid -2\t\t# do not change unnecessarily (esc)
+  \tid -5 class ssd\t\t# do not change unnecessarily (esc)
+  \tid -8 class hdd\t\t# do not change unnecessarily (esc)
+  \t# weight 3.000 (esc)
+  \talg straw2 (esc)
+  \thash 0\t# rjenkins1 (esc)
+  \titem osd.3 weight 1.000 (esc)
+  \titem osd.4 weight 1.000 (esc)
+  \titem osd.5 weight 1.000 (esc)
+  }
+  root default {
+  \tid -1\t\t# do not change unnecessarily (esc)
+  \tid -6 class ssd\t\t# do not change unnecessarily (esc)
+  \tid -9 class hdd\t\t# do not change unnecessarily (esc)
+  \t# weight 6.000 (esc)
+  \talg straw2 (esc)
+  \thash 0\t# rjenkins1 (esc)
+  \titem foo weight 3.000 (esc)
+  \titem bar weight 3.000 (esc)
+  }
+  
+  # rules
+  rule data {
+  \tid 0 (esc)
+  \ttype replicated (esc)
+  \tmin_size 1 (esc)
+  \tmax_size 10 (esc)
+  \tstep take default (esc)
+  \tstep chooseleaf firstn 0 type host (esc)
+  \tstep emit (esc)
+  }
+  rule foo-ssd {
+  \tid 1 (esc)
+  \ttype replicated (esc)
+  \tmin_size 1 (esc)
+  \tmax_size 10 (esc)
+  \tstep take default class ssd (esc)
+  \tstep chooseleaf firstn 0 type host (esc)
+  \tstep emit (esc)
+  }
+  
+  # end crush map
+
+
+
+
+