diff --git a/tests/pillar/agent_cluster.sls b/tests/pillar/agent_cluster.sls
index ee993fe..46f3401 100644
--- a/tests/pillar/agent_cluster.sls
+++ b/tests/pillar/agent_cluster.sls
@@ -1,5 +1,6 @@
 ceilometer:
   agent:
+    debug: true
     region: RegionOne
     enabled: true
     version: liberty
@@ -27,13 +28,10 @@
       engine: rabbitmq
       members:
       - host: 127.0.0.1
-        port: 5672
-      - host: 127.0.0.1
-        port: 5672
-      - host: 127.0.0.1
-        port: 5672
+      - host: 127.0.0.2
+      - host: 127.0.0.3
       user: openstack
-      password: ${_param:rabbitmq_openstack_password}
+      password: workshop
       virtual_host: '/openstack'
       ha_queues: true
       # Workaround for https://bugs.launchpad.net/ceilometer/+bug/1337715
diff --git a/tests/pillar/agent_single.sls b/tests/pillar/agent_single.sls
index f0ed259..4072fd4 100644
--- a/tests/pillar/agent_single.sls
+++ b/tests/pillar/agent_single.sls
@@ -1,5 +1,6 @@
 ceilometer:
   agent:
+    debug: true
     #region: RegionOne
     enabled: true
     version: liberty
diff --git a/tests/pillar/repo_mcp_openstack_mitaka.sls b/tests/pillar/repo_mcp_openstack_mitaka.sls
new file mode 100644
index 0000000..ea24305
--- /dev/null
+++ b/tests/pillar/repo_mcp_openstack_mitaka.sls
@@ -0,0 +1,44 @@
+linux:
+  system:
+    enabled: true
+    repo:
+      mirantis_openstack_repo:
+        source: "deb http://mirror.fuel-infra.org/mcp-repos/mitaka/{{ grains.get('oscodename') }} mitaka main"
+        architectures: amd64
+        key_url: "http://mirror.fuel-infra.org/mcp-repos/mitaka/{{ grains.get('oscodename') }}/archive-mcpmitaka.key"
+        pin:
+        - pin: 'release a=mitaka'
+          priority: 1050
+          package: '*'
+      mirantis_openstack_hotfix:
+        source: "deb http://mirror.fuel-infra.org/mcp-repos/mitaka/{{ grains.get('oscodename') }} mitaka-hotfix main"
+        architectures: amd64
+        key_url: "http://mirror.fuel-infra.org/mcp-repos/mitaka/{{ grains.get('oscodename') }}/archive-mcpmitaka.key"
+        pin:
+        - pin: 'release a=mitaka-hotfix'
+          priority: 1050
+          package: '*'
+      mirantis_openstack_security:
+        source: "deb http://mirror.fuel-infra.org/mcp-repos/mitaka/{{ grains.get('oscodename') }} mitaka-security main"
+        architectures: amd64
+        key_url: "http://mirror.fuel-infra.org/mcp-repos/mitaka/{{ grains.get('oscodename') }}/archive-mcpmitaka.key"
+        pin:
+        - pin: 'release a=mitaka-security'
+          priority: 1050
+          package: '*'
+      mirantis_openstack_updates:
+        source: "deb http://mirror.fuel-infra.org/mcp-repos/mitaka/{{ grains.get('oscodename') }} mitaka-updates main"
+        architectures: amd64
+        key_url: "http://mirror.fuel-infra.org/mcp-repos/mitaka/{{ grains.get('oscodename') }}/archive-mcpmitaka.key"
+        pin:
+        - pin: 'release a=mitaka-uptades'
+          priority: 1050
+          package: '*'
+      mirantis_openstack_holdback:
+        source: "deb http://mirror.fuel-infra.org/mcp-repos/mitaka/{{ grains.get('oscodename') }} mitaka-holdback main"
+        architectures: amd64
+        key_url: "http://mirror.fuel-infra.org/mcp-repos/mitaka/{{ grains.get('oscodename') }}/archive-mcpmitaka.key"
+        pin:
+        - pin: 'release a=mitaka-holdback'
+          priority: 1050
+          package: '*'
diff --git a/tests/pillar/repo_mcp_openstack_ocata.sls b/tests/pillar/repo_mcp_openstack_ocata.sls
new file mode 100644
index 0000000..e601208
--- /dev/null
+++ b/tests/pillar/repo_mcp_openstack_ocata.sls
@@ -0,0 +1,44 @@
+linux:
+  system:
+    enabled: true
+    repo:
+      mirantis_openstack_repo:
+        source: "deb http://mirror.fuel-infra.org/mcp-repos/ocata/{{ grains.get('oscodename') }} ocata main"
+        architectures: amd64
+        key_url: "http://mirror.fuel-infra.org/mcp-repos/ocata/{{ grains.get('oscodename') }}/archive-mcpocata.key"
+        pin:
+        - pin: 'release a=ocata'
+          priority: 1050
+          package: '*'
+      mirantis_openstack_hotfix:
+        source: "deb http://mirror.fuel-infra.org/mcp-repos/ocata/{{ grains.get('oscodename') }} ocata-hotfix main"
+        architectures: amd64
+        key_url: "http://mirror.fuel-infra.org/mcp-repos/ocata/{{ grains.get('oscodename') }}/archive-mcpocata.key"
+        pin:
+        - pin: 'release a=ocata-hotfix'
+          priority: 1050
+          package: '*'
+      mirantis_openstack_security:
+        source: "deb http://mirror.fuel-infra.org/mcp-repos/ocata/{{ grains.get('oscodename') }} ocata-security main"
+        architectures: amd64
+        key_url: "http://mirror.fuel-infra.org/mcp-repos/ocata/{{ grains.get('oscodename') }}/archive-mcpocata.key"
+        pin:
+        - pin: 'release a=ocata-security'
+          priority: 1050
+          package: '*'
+      mirantis_openstack_updates:
+        source: "deb http://mirror.fuel-infra.org/mcp-repos/ocata/{{ grains.get('oscodename') }} ocata-updates main"
+        architectures: amd64
+        key_url: "http://mirror.fuel-infra.org/mcp-repos/ocata/{{ grains.get('oscodename') }}/archive-mcpocata.key"
+        pin:
+        - pin: 'release a=ocata-uptades'
+          priority: 1050
+          package: '*'
+      mirantis_openstack_holdback:
+        source: "deb http://mirror.fuel-infra.org/mcp-repos/ocata/{{ grains.get('oscodename') }} ocata-holdback main"
+        architectures: amd64
+        key_url: "http://mirror.fuel-infra.org/mcp-repos/ocata/{{ grains.get('oscodename') }}/archive-mcpocata.key"
+        pin:
+        - pin: 'release a=ocata-holdback'
+          priority: 1050
+          package: '*'
diff --git a/tests/pillar/repo_mcp_openstack_pike.sls b/tests/pillar/repo_mcp_openstack_pike.sls
new file mode 100644
index 0000000..789b907
--- /dev/null
+++ b/tests/pillar/repo_mcp_openstack_pike.sls
@@ -0,0 +1,12 @@
+linux:
+  system:
+    enabled: true
+    repo:
+      mirantis_openstack_repo:
+        source: "deb http://mirror.fuel-infra.org/mcp-repos/pike/{{ grains.get('oscodename') }} pike main"
+        architectures: amd64
+        key_url: "http://mirror.fuel-infra.org/mcp-repos/pike/{{ grains.get('oscodename') }}/archive-mcppike.key"
+        pin:
+        - pin: 'release a=pike'
+          priority: 1050
+          package: '*'
\ No newline at end of file
diff --git a/tests/pillar/server_cluster.sls b/tests/pillar/server_cluster.sls
index 0999de6..93f4d02 100644
--- a/tests/pillar/server_cluster.sls
+++ b/tests/pillar/server_cluster.sls
@@ -1,5 +1,6 @@
 ceilometer:
   server:
+    debug: true
     region: RegionOne
     enabled: true
     version: mitaka
@@ -32,11 +33,8 @@
       engine: rabbitmq
       members:
       - host: 127.0.0.1
-        port: 5672
-      - host: 127.0.0.1
-        port: 5672
-      - host: 127.0.0.1
-        port: 5672
+      - host: 127.0.0.2
+      - host: 127.0.0.3
       user: openstack
       password: password
       virtual_host: '/openstack'
@@ -48,9 +46,9 @@
         members:
         - host: 127.0.0.1
           port: 8086
-        - host: 127.0.0.1
+        - host: 127.0.0.2
           port: 8086
-        - host: 127.0.0.1
+        - host: 127.0.0.3
           port: 8086
         name: ceilometer
         user: ceilometer
@@ -58,7 +56,7 @@
         database: database
       elasticsearch:
         enabled: true
-        host: 127.0.0.1
+        host: 127.0.0.4
         port: 8086
       policy:
         segregation: 'rule:context_is_admin'
diff --git a/tests/pillar/server_single.sls b/tests/pillar/server_single.sls
index aea2e15..f2fa5c4 100644
--- a/tests/pillar/server_single.sls
+++ b/tests/pillar/server_single.sls
@@ -1,5 +1,6 @@
 ceilometer:
   server:
+    debug: true
     #region: RegionOne
     enabled: true
     version: mitaka
diff --git a/tests/run_tests.sh b/tests/run_tests.sh
index 7da2a75..d7f2242 100755
--- a/tests/run_tests.sh
+++ b/tests/run_tests.sh
@@ -1,22 +1,30 @@
 #!/usr/bin/env bash
 
+###
+# Script requirments:
+#apt-get install -y python-yaml virtualenv git
+
 set -e
 [ -n "$DEBUG" ] && set -x
 
 CURDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 METADATA=${CURDIR}/../metadata.yml
 FORMULA_NAME=$(cat $METADATA | python -c "import sys,yaml; print yaml.load(sys.stdin)['name']")
+FORMULA_META_DIR=${CURDIR}/../${FORMULA_NAME}/meta
 
 ## Overrideable parameters
 PILLARDIR=${PILLARDIR:-${CURDIR}/pillar}
 BUILDDIR=${BUILDDIR:-${CURDIR}/build}
 VENV_DIR=${VENV_DIR:-${BUILDDIR}/virtualenv}
+MOCK_BIN_DIR=${MOCK_BIN_DIR:-${CURDIR}/mock_bin}
 DEPSDIR=${BUILDDIR}/deps
+SCHEMARDIR=${SCHEMARDIR:-"${CURDIR}/../${FORMULA_NAME}/schemas/"}
 
 SALT_FILE_DIR=${SALT_FILE_DIR:-${BUILDDIR}/file_root}
 SALT_PILLAR_DIR=${SALT_PILLAR_DIR:-${BUILDDIR}/pillar_root}
 SALT_CONFIG_DIR=${SALT_CONFIG_DIR:-${BUILDDIR}/salt}
 SALT_CACHE_DIR=${SALT_CACHE_DIR:-${SALT_CONFIG_DIR}/cache}
+SALT_CACHE_EXTMODS_DIR=${SALT_CACHE_EXTMODS_DIR:-${SALT_CONFIG_DIR}/cache_master_extmods}
 
 SALT_OPTS="${SALT_OPTS} --retcode-passthrough --local -c ${SALT_CONFIG_DIR} --log-file=/dev/null"
 
@@ -26,24 +34,39 @@
 
 ## Functions
 log_info() {
-    echo "[INFO] $*"
+    echo -e "[INFO] $*"
 }
 
 log_err() {
-    echo "[ERROR] $*" >&2
+    echo -e "[ERROR] $*" >&2
 }
 
 setup_virtualenv() {
     log_info "Setting up Python virtualenv"
+    dependency_check virtualenv
     virtualenv $VENV_DIR
     source ${VENV_DIR}/bin/activate
     python -m pip install salt${PIP_SALT_VERSION}
+    python -m pip install jsonschema
+    if [[ -f ${CURDIR}/pip_requirements.txt ]]; then
+       python -m pip install -r ${CURDIR}/pip_requirements.txt
+    fi
+}
+
+setup_mock_bin() {
+    # If some state requires a binary, a lightweight replacement for
+    # such binary can be put into MOCK_BIN_DIR for test purposes
+    if [ -d "${MOCK_BIN_DIR}" ]; then
+        PATH="${MOCK_BIN_DIR}:$PATH"
+        export PATH
+    fi
 }
 
 setup_pillar() {
     [ ! -d ${SALT_PILLAR_DIR} ] && mkdir -p ${SALT_PILLAR_DIR}
     echo "base:" > ${SALT_PILLAR_DIR}/top.sls
     for pillar in ${PILLARDIR}/*; do
+        grep ${FORMULA_NAME}: ${pillar} &>/dev/null || continue
         state_name=$(basename ${pillar%.sls})
         echo -e "  ${state_name}:\n    - ${state_name}" >> ${SALT_PILLAR_DIR}/top.sls
     done
@@ -53,9 +76,11 @@
     [ ! -d ${SALT_FILE_DIR} ] && mkdir -p ${SALT_FILE_DIR}
     [ ! -d ${SALT_CONFIG_DIR} ] && mkdir -p ${SALT_CONFIG_DIR}
     [ ! -d ${SALT_CACHE_DIR} ] && mkdir -p ${SALT_CACHE_DIR}
+    [ ! -d ${SALT_CACHE_EXTMODS_DIR} ] && mkdir -p ${SALT_CACHE_EXTMODS_DIR}
 
     echo "base:" > ${SALT_FILE_DIR}/top.sls
     for pillar in ${PILLARDIR}/*.sls; do
+        grep ${FORMULA_NAME}: ${pillar} &>/dev/null || continue
         state_name=$(basename ${pillar%.sls})
         echo -e "  ${state_name}:\n    - ${FORMULA_NAME}" >> ${SALT_FILE_DIR}/top.sls
     done
@@ -63,6 +88,7 @@
     cat << EOF > ${SALT_CONFIG_DIR}/minion
 file_client: local
 cachedir: ${SALT_CACHE_DIR}
+extension_modules:  ${SALT_CACHE_EXTMODS_DIR}
 verify_env: False
 minion_id_caching: False
 
@@ -70,7 +96,6 @@
   base:
   - ${SALT_FILE_DIR}
   - ${CURDIR}/..
-  - /usr/share/salt-formulas/env
 
 pillar_roots:
   base:
@@ -80,13 +105,14 @@
 }
 
 fetch_dependency() {
+    # example: fetch_dependency "linux:https://github.com/salt-formulas/salt-formula-linux"
     dep_name="$(echo $1|cut -d : -f 1)"
     dep_source="$(echo $1|cut -d : -f 2-)"
     dep_root="${DEPSDIR}/$(basename $dep_source .git)"
     dep_metadata="${dep_root}/metadata.yml"
 
-    [ -d /usr/share/salt-formulas/env/${dep_name} ] && log_info "Dependency $dep_name already present in system-wide salt env" && return 0
-    [ -d $dep_root ] && log_info "Dependency $dep_name already fetched" && return 0
+    dependency_check git
+    [ -d $dep_root ] && { log_info "Dependency $dep_name already fetched"; return 0; }
 
     log_info "Fetching dependency $dep_name"
     [ ! -d ${DEPSDIR} ] && mkdir -p ${DEPSDIR}
@@ -96,6 +122,19 @@
     METADATA="${dep_metadata}" install_dependencies
 }
 
+link_modules(){
+    # Link modules *.py files to temporary salt-root
+    local SALT_ROOT=${1:-$SALT_FILE_DIR}
+    local SALT_ENV=${2:-$DEPSDIR}
+
+    mkdir -p "${SALT_ROOT}/_modules/"
+    # from git, development versions
+    find ${SALT_ENV} -maxdepth 3 -mindepth 3 -path '*_modules*' -iname "*.py" -type f -print0 | while read -d $'\0' file; do
+      ln -fs $(readlink -e ${file}) "$SALT_ROOT"/_modules/$(basename ${file}) ;
+    done
+    salt_run saltutil.sync_all
+}
+
 install_dependencies() {
     grep -E "^dependencies:" ${METADATA} >/dev/null || return 0
     (python - | while read dep; do fetch_dependency "$dep"; done) << EOF
@@ -118,19 +157,79 @@
 prepare() {
     [ -d ${BUILDDIR} ] && mkdir -p ${BUILDDIR}
 
-    which salt-call || setup_virtualenv
+    [[ ! -f "${VENV_DIR}/bin/activate" ]] && setup_virtualenv
+    setup_mock_bin
     setup_pillar
     setup_salt
     install_dependencies
 }
 
+lint_releasenotes() {
+    [[ ! -f "${VENV_DIR}/bin/activate" ]] && setup_virtualenv
+    source ${VENV_DIR}/bin/activate
+    python -m pip install reno
+    reno lint ${CURDIR}/../
+}
+
+lint() {
+#    lint_releasenotes
+    log_err "TODO: lint_releasenotes"
+}
+
 run() {
     for pillar in ${PILLARDIR}/*.sls; do
+        grep ${FORMULA_NAME}: ${pillar} &>/dev/null || continue
         state_name=$(basename ${pillar%.sls})
+        salt_run grains.set 'noservices' False force=True
+
+        echo "Checking state ${FORMULA_NAME}.${state_name} ..."
         salt_run --id=${state_name} state.show_sls ${FORMULA_NAME} || (log_err "Execution of ${FORMULA_NAME}.${state_name} failed"; exit 1)
+
+        # Check that all files in 'meta' folder can be rendered using any valid pillar
+        for meta in `find ${FORMULA_META_DIR} -type f`; do
+            meta_name=$(basename ${meta})
+            echo "Checking meta ${meta_name} ..."
+            salt_run --out=quiet --id=${state_name} cp.get_template ${meta} ${SALT_CACHE_DIR}/${meta_name} \
+              || { log_err "Failed to render meta ${meta} using pillar ${FORMULA_NAME}.${state_name}"; exit 1; }
+            cat ${SALT_CACHE_DIR}/${meta_name}
+        done
     done
 }
 
+real_run() {
+    for pillar in ${PILLARDIR}/*.sls; do
+        state_name=$(basename ${pillar%.sls})
+        salt_run --id=${state_name} state.sls ${FORMULA_NAME} || { log_err "Execution of ${FORMULA_NAME}.${state_name} failed"; exit 1; }
+    done
+}
+
+run_model_validate(){
+    if [ -d ${SCHEMARDIR} ]; then
+      # model validator require py modules
+      fetch_dependency "salt:https://github.com/salt-formulas/salt-formula-salt"
+      link_modules
+      # Rendered Example:
+      # python $(which salt-call) --local -c /test1/maas/tests/build/salt --id=maas_cluster modelschema.model_validate maas cluster
+      for role in ${SCHEMARDIR}/*.yaml; do
+          state_name=$(basename "${role%*.yaml}")
+          minion_id="${state_name}"
+          # in case debug-reruns, usefull to make cleanup
+          [ -n "$DEBUG" ] && { salt_run saltutil.clear_cache; salt_run saltutil.refresh_pillar; salt_run saltutil.sync_all; }
+          salt_run -m ${DEPSDIR}/salt-formula-salt --id=${minion_id} modelschema.model_validate ${FORMULA_NAME} ${state_name} || { log_err "Execution of ${FORMULA_NAME}.${state_name} failed"; exit 1 ; }
+      done
+    else
+      log_info "${SCHEMARDIR} not found!";
+    fi
+}
+
+dependency_check() {
+  local DEPENDENCY_COMMANDS=$*
+
+  for DEPENDENCY_COMMAND in $DEPENDENCY_COMMANDS; do
+    which $DEPENDENCY_COMMAND > /dev/null || ( log_err "Command \"$DEPENDENCY_COMMAND\" can not be found in default path."; exit 1; )
+  done
+}
+
 _atexit() {
     RETVAL=$?
     trap true INT TERM EXIT
@@ -153,11 +252,23 @@
     prepare)
         prepare
         ;;
+    lint)
+        lint
+        ;;
     run)
         run
         ;;
+    real-run)
+        real_run
+        ;;
+    model-validate)
+       prepare
+       run_model_validate
+        ;;
     *)
         prepare
+#        lint
         run
+#        run_model_validate
         ;;
-esac
+esac
\ No newline at end of file