diff --git a/xCAT-test/autotest/testcase/xcat_inventory/cases.backend b/xCAT-test/autotest/testcase/xcat_inventory/cases.backend
new file mode 100644
index 000000000..b396448a4
--- /dev/null
+++ b/xCAT-test/autotest/testcase/xcat_inventory/cases.backend
@@ -0,0 +1,92 @@
+start:backend
+description: verify xcat-inventory backend operations 
+label:others,inventory_ci
+
+cmd: rm -rf /tmp/backend_test/
+cmd:rm -rf ~/.xcatinv/inventory.cfg.bak.backend_init 
+check: rc==0
+cmd: [ -f ~/.xcatinv/inventory.cfg ] && mv ~/.xcatinv/inventory.cfg ~/.xcatinv/inventory.cfg.bak.backend_init
+cmd: cp /opt/xcat/share/xcat/tools/autotest/testcase/xcat_inventory/templates/inventory.cfg ~/.xcatinv/inventory.cfg
+cmd: xcat-inventory init
+check: rc==0
+check: output=~configuring backend dir
+check: output=~xcat-inventory backend initialized
+cmd: xcat-inventory init
+check: rc==0
+check: output=~Backend has already been initialized, do nothing
+cmd: cd /tmp/backend_test/git/repo && git  config --local --get user.name
+check: output=~ci
+cmd: cd /tmp/backend_test/git/repo && git config --local --get user.email
+check: output=~xcat@xcat.org
+cmd: cd /tmp/backend_test/git/repo && git config --local --get diff.tool
+check: output=~invdiff
+cmd: cd /tmp/backend_test/git/repo && git config --local --get difftool.invdiff.cmd
+check: output=~xcat-inventory diff --filename
+cmd: xcat-inventory workspace-list
+check: rc==0
+check: output=~master
+cmd: XCATBYPASS=1 dumpxCATdb -p /tmp/backend_test/backup/db
+check: rc==0
+cmd: XCATBYPASS=1 rmdef -a -f
+check: rc==0
+cmd: xcat-inventory import -d /opt/xcat/share/xcat/tools/autotest/testcase/xcat_inventory/templates/testcluster_backend
+check: rc==0
+cmd:xcat-inventory commit -m "Rev1" Rev1
+check: rc==0
+check: output=~creating revision Rev1 in workspace
+cmd:xcat-inventory revlist
+check:rc==0
+check: output=~Rev1
+
+cmd:xcat-inventory revlist Rev1
+check:rc==0
+check: output=~cluster.yaml
+check: output=~definition.yaml
+check: output=~Tagger:
+cmd:chdef -t site -o clustersite xcatdebugmode=2
+
+check: rc==0
+cmd:rmdef -t node -o nodetorm
+check: rc==0
+cmd:mkdef -t osimage -o osimage3 --template osimage1 
+check: rc==0
+cmd: xcat-inventory diff
+check: rc==0
+check: output=~\+    xcatdebugmode\: \'2\'
+check: output=~\+  osimage3\:
+check: output=~\-  nodetorm\:
+
+cmd: xcat-inventory commit Rev2
+check: rc==0
+
+cmd: xcat-inventory checkout Rev1
+check: rc==0
+check: output=~checked out to revision Rev1
+
+cmd: xcat-inventory whereami
+check: rc==0
+check: output=~you are in revision \"Rev1\" of workspace \"master\"
+
+cmd: xcat-inventory workspace-new ws
+check: rc==0
+cmd: 
+check: output=~workspace ws created
+cmd: xcat-inventory workspace-list
+check: rc==0
+check: output=~ws
+cmd: xcat-inventory workspace-checkout ws
+check: rc==0
+cmd: xcat-inventory workspace-delete ws
+check: rc==0
+check: output=~deleted workspace ws
+cmd: xcat-inventory workspace-list
+check: rc==0
+check: output!=~ws
+
+cmd: XCATBYPASS=1 restorexCATdb -p /tmp/backend_test/backup/db
+check: rc==0
+cmd: [ -f "~/.xcatinv/inventory.cfg.bak.backend_init" ] && rm -rf "~/.xcatinv/inventory.cfg" &&  mv "~/.xcatinv/inventory.cfg.bak.backend_init" "~/.xcatinv/inventory.cfg"
+cmd: rm -rf /tmp/backend_test/
+end
+
+
diff --git a/xCAT-test/autotest/testcase/xcat_inventory/templates/inventory.cfg b/xCAT-test/autotest/testcase/xcat_inventory/templates/inventory.cfg
new file mode 100644
index 000000000..08030efd0
--- /dev/null
+++ b/xCAT-test/autotest/testcase/xcat_inventory/templates/inventory.cfg
@@ -0,0 +1,8 @@
+[backend]
+type = 'git'
+user = ci
+workspace="master"
+
+[InfraRepo]
+local_repo='/tmp/backend_test/git/repo'
+working_dir=.
diff --git a/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/cluster.yaml b/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/cluster.yaml
new file mode 100644
index 000000000..7b9b261b6
--- /dev/null
+++ b/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/cluster.yaml
@@ -0,0 +1,124 @@
+network:
+  prov:
+    basic_attr:
+      gateway: 10.6.7.1
+      mask: 255.0.0.0
+      net: 10.6.7.0
+node:
+  nodetorm:
+    device_type: server
+    obj_info:
+      groups: all
+    obj_type: node
+    role: compute
+  node2:
+    device_type: server
+    obj_info:
+      groups: all
+    obj_type: node
+    role: compute
+  xcatdefaults:
+    device_type: server
+    engines:
+      netboot_engine:
+        engine_info:
+          postbootscripts: otherpkgs
+          postscripts: syslog,remoteshell,syncfiles
+    obj_type: group
+    role: compute
+passwd:
+  ipmi:
+    password: admin
+    username: ADMIN
+  omapi:
+    password: MnJKd01IWGtzYUNoY3FWZ29mRkdFcFhkbnBRNlBtYmg=
+    username: xcat_key
+  switch:
+    password: admin
+    username: root
+  system:
+    password: cluster
+    username: root
+policy:
+  '1':
+    name: root
+    rule: allow
+  '1.2':
+    name: xcatmn
+    rule: trusted
+  '2':
+    commands: getbmcconfig
+    rule: allow
+  '2.1':
+    commands: remoteimmsetup
+    rule: allow
+  '2.3':
+    commands: lsxcatd
+    rule: allow
+  '3':
+    commands: nextdestiny
+    rule: allow
+  '4':
+    commands: getdestiny
+    rule: allow
+  '4.4':
+    commands: getpostscript
+    rule: allow
+  '4.5':
+    commands: getcredentials
+    rule: allow
+  '4.6':
+    commands: syncfiles
+    rule: allow
+  '4.7':
+    commands: litefile
+    rule: allow
+  '4.8':
+    commands: litetree
+    rule: allow
+  '4.9':
+    commands: getadapter
+    rule: allow
+route: {}
+schema_version: '2.0'
+site:
+  clustersite:
+    SNsyncfiledir: /var/xcat/syncfiles
+    auditnosyslog: '0'
+    auditskipcmds: ALL
+    blademaxp: '64'
+    cleanupxcatpost: 'no'
+    consoleondemand: 'no'
+    databaseloc: /var/lib
+    db2installloc: /mntdb2
+    dhcplease: '43200'
+    dnshandler: ddns
+    enableASMI: 'no'
+    forwarders: 10.6.29.1,10.0.0.101
+    fsptimeout: '0'
+    installdir: /install
+    ipmimaxp: '64'
+    ipmiretries: '3'
+    ipmitimeout: '2'
+    master: 10.6.7.1
+    maxssh: '8'
+    nameservers: 10.6.7.1
+    nodesyncfiledir: /var/xcat/node/syncfiles
+    powerinterval: '0'
+    ppcmaxp: '64'
+    ppcretry: '3'
+    ppctimeout: '0'
+    sharedtftp: '1'
+    sshbetweennodes: ALLGROUPS
+    syspowerinterval: '0'
+    tftpdir: /tftpboot
+    timezone: Universal
+    useNmapfromMN: 'no'
+    vsftp: n
+    xcatconfdir: /etc/xcat
+    xcatdport: '3001'
+    xcatiport: '3002'
+    xcatsslversion: TLSv1
+zone: {}
+
+#Version 2.14.5 (git commit fc0fb3fca198aa298a114f6124749275e7d81f8c, built Thu Dec  6 22:20:43 EST 2018)
diff --git a/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/credential/credential/definition.yaml b/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/credential/credential/definition.yaml
new file mode 100644
index 000000000..897ec8a2e
--- /dev/null
+++ b/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/credential/credential/definition.yaml
@@ -0,0 +1,11 @@
+credential:
+  credential:
+    CA:
+      certificate: /etc/xcat/ca/ca-cert.pem
+      private_key: /etc/xcat/ca/private/ca-key.pem
+    client:
+      root: /root/.xcat/client-cred.pem
+    server: /etc/xcat/cert/server-cred.pem
+schema_version: '2.0'
+
+#Version 2.14.5 (git commit fc0fb3fca198aa298a114f6124749275e7d81f8c, built Thu Dec  6 22:20:43 EST 2018)
\ No newline at end of file
diff --git a/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/osimage/osimage1/definition.yaml b/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/osimage/osimage1/definition.yaml
new file mode 100644
index 000000000..7bb948f46
--- /dev/null
+++ b/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/osimage/osimage1/definition.yaml
@@ -0,0 +1,9 @@
+osimage:
+  osimage1:
+    basic_attributes:
+      distribution: rh8
+    imagetype: linux
+    provision_mode: netboot
+schema_version: '2.0'
+
+#Version 2.14.5 (git commit fc0fb3fca198aa298a114f6124749275e7d81f8c, built Thu Dec  6 22:20:43 EST 2018)
\ No newline at end of file
diff --git a/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/osimage/osimage2/definition.yaml b/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/osimage/osimage2/definition.yaml
new file mode 100644
index 000000000..10d0b09a1
--- /dev/null
+++ b/xCAT-test/autotest/testcase/xcat_inventory/templates/testcluster_backend/osimage/osimage2/definition.yaml
@@ -0,0 +1,9 @@
+osimage:
+  osimage2:
+    basic_attributes:
+      distribution: sles15
+    imagetype: linux
+    provision_mode: netboot
+schema_version: '2.0'
+
+#Version 2.14.5 (git commit fc0fb3fca198aa298a114f6124749275e7d81f8c, built Thu Dec  6 22:20:43 EST 2018)
\ No newline at end of file