diff --git a/tests/bundles/focal-ussuri-ec.yaml b/tests/bundles/focal-ussuri-ec.yaml
new file mode 100644
index 0000000..b5d4fbf
--- /dev/null
+++ b/tests/bundles/focal-ussuri-ec.yaml
@@ -0,0 +1,284 @@
+variables:
+  openstack-origin: &openstack-origin distro
+
+series: &series focal
+
+machines:
+  0:
+  1:
+  2:
+  3:
+  4:
+  5:
+  6:
+  7:
+  8:
+  9:
+  10:
+  11:
+  12:
+  13:
+  14:
+  15:
+  16:
+  # for the nova-compute unit
+  17:
+    constraints: mem=4G cores=4 root-disk=20G
+  18:
+  19:
+  20:
+
+applications:
+
+  nova-cloud-controller-mysql-router:
+    charm: cs:~openstack-charmers-next/mysql-router
+  placement-mysql-router:
+    charm: cs:~openstack-charmers-next/mysql-router
+  keystone-mysql-router:
+    charm: cs:~openstack-charmers-next/mysql-router
+  glance-mysql-router:
+    charm: cs:~openstack-charmers-next/mysql-router
+  neutron-api-mysql-router:
+    charm: cs:~openstack-charmers-next/mysql-router
+  cinder-mysql-router:
+    charm: cs:~openstack-charmers-next/mysql-router
+
+  mysql-innodb-cluster:
+    charm: cs:~openstack-charmers-next/mysql-innodb-cluster
+    num_units: 3
+    options:
+      source: *openstack-origin
+    to:
+      - '0'
+      - '1'
+      - '2'
+
+  ceph-osd:
+    charm: cs:~openstack-charmers-next/ceph-osd
+    num_units: 6
+    storage:
+      osd-devices: '10G'
+    options:
+      osd-devices: '/dev/test-non-existent'
+      source: *openstack-origin
+    to:
+      - '3'
+      - '4'
+      - '5'
+      - '18'
+      - '19'
+      - '20'
+
+  ceph-mon:
+    charm: cs:~openstack-charmers-next/ceph-mon
+    num_units: 3
+    options:
+      monitor-count: '3'
+      source: *openstack-origin
+    to:
+      - '6'
+      - '7'
+      - '8'
+
+  rabbitmq-server:
+    charm: cs:~openstack-charmers-next/rabbitmq-server
+    num_units: 1
+    to:
+      - '9'
+
+  nova-cloud-controller:
+    charm: cs:~openstack-charmers-next/nova-cloud-controller
+    num_units: 1
+    options:
+      openstack-origin: *openstack-origin
+      network-manager: Neutron
+      debug: true
+    to:
+      - '10'
+
+  placement:
+    charm: cs:~openstack-charmers-next/placement
+    num_units: 1
+    constraints: mem=1G
+    options:
+      openstack-origin: *openstack-origin
+    to:
+      - '11'
+
+  neutron-api:
+    charm: cs:~openstack-charmers-next/neutron-api
+    num_units: 1
+    options:
+      manage-neutron-plugin-legacy-mode: true
+      neutron-plugin: ovs
+      openstack-origin: *openstack-origin
+      flat-network-providers: physnet1
+      neutron-security-groups: true
+    to:
+      - '12'
+
+  keystone:
+    charm: cs:~openstack-charmers-next/keystone
+    num_units: 1
+    options:
+      openstack-origin: *openstack-origin
+    to:
+      - '13'
+
+  neutron-gateway:
+    charm: cs:~openstack-charmers-next/neutron-gateway
+    num_units: 1
+    options:
+      openstack-origin: *openstack-origin
+      bridge-mappings: physnet1:br-ex
+    to:
+      - '14'
+
+  glance:
+    charm: cs:~openstack-charmers-next/glance
+    num_units: 1
+    options:
+      openstack-origin: *openstack-origin
+    to:
+      - '15'
+
+  neutron-openvswitch:
+    charm: cs:~openstack-charmers-next/neutron-openvswitch
+
+  cinder:
+    charm: cs:~openstack-charmers-next/cinder
+    num_units: 1
+    options:
+      openstack-origin: *openstack-origin
+      block-device: None
+      glance-api-version: 2
+    to:
+      - '16'
+
+  cinder-ceph:
+    charm: ../../../cinder-ceph
+    options:
+      pool-type: erasure-coded
+      ec-profile-k: 4
+      ec-profile-m: 2
+
+  nova-compute:
+    charm: cs:~openstack-charmers-next/nova-compute
+    num_units: 1
+    storage:
+      ephemeral-device: '40G'
+    options:
+      openstack-origin: *openstack-origin
+      config-flags: auto_assign_floating_ip=False
+      enable-live-migration: false
+      aa-profile-mode: enforce
+      debug: true
+    to:
+      - '17'
+
+relations:
+
+  - - 'nova-compute:image-service'
+    - 'glance:image-service'
+
+  - - 'nova-compute:amqp'
+    - 'rabbitmq-server:amqp'
+
+  - - 'nova-cloud-controller:shared-db'
+    - 'nova-cloud-controller-mysql-router:shared-db'
+  - - 'nova-cloud-controller-mysql-router:db-router'
+    - 'mysql-innodb-cluster:db-router'
+
+  - - 'nova-cloud-controller:identity-service'
+    - 'keystone:identity-service'
+
+  - - 'nova-cloud-controller:amqp'
+    - 'rabbitmq-server:amqp'
+
+  - - 'nova-cloud-controller:cloud-compute'
+    - 'nova-compute:cloud-compute'
+
+  - - 'nova-cloud-controller:image-service'
+    - 'glance:image-service'
+
+  - - 'placement:shared-db'
+    - 'placement-mysql-router:shared-db'
+  - - 'placement-mysql-router:db-router'
+    - 'mysql-innodb-cluster:db-router'
+
+  - - 'placement:identity-service'
+    - 'keystone:identity-service'
+
+  - - 'placement:placement'
+    - 'nova-cloud-controller:placement'
+
+  - - 'keystone:shared-db'
+    - 'keystone-mysql-router:shared-db'
+  - - 'keystone-mysql-router:db-router'
+    - 'mysql-innodb-cluster:db-router'
+
+  - - 'glance:identity-service'
+    - 'keystone:identity-service'
+
+  - - 'glance:shared-db'
+    - 'glance-mysql-router:shared-db'
+  - - 'glance-mysql-router:db-router'
+    - 'mysql-innodb-cluster:db-router'
+
+  - - 'glance:amqp'
+    - 'rabbitmq-server:amqp'
+
+  - - 'glance:ceph'
+    - 'ceph-mon:client'
+
+  - - 'neutron-gateway:amqp'
+    - 'rabbitmq-server:amqp'
+
+  - - 'nova-cloud-controller:quantum-network-service'
+    - 'neutron-gateway:quantum-network-service'
+
+  - - 'neutron-api:shared-db'
+    - 'neutron-api-mysql-router:shared-db'
+  - - 'neutron-api-mysql-router:db-router'
+    - 'mysql-innodb-cluster:db-router'
+
+  - - 'neutron-api:amqp'
+    - 'rabbitmq-server:amqp'
+
+  - - 'neutron-api:neutron-api'
+    - 'nova-cloud-controller:neutron-api'
+
+  - - 'neutron-api:identity-service'
+    - 'keystone:identity-service'
+
+  - - 'nova-compute:neutron-plugin'
+    - 'neutron-openvswitch:neutron-plugin'
+
+  - - 'rabbitmq-server:amqp'
+    - 'neutron-openvswitch:amqp'
+
+  - - 'cinder:shared-db'
+    - 'cinder-mysql-router:shared-db'
+  - - 'cinder-mysql-router:db-router'
+    - 'mysql-innodb-cluster:db-router'
+
+  - - 'cinder:identity-service'
+    - 'keystone:identity-service'
+
+  - - 'cinder:amqp'
+    - 'rabbitmq-server:amqp'
+
+  - - 'cinder:image-service'
+    - 'glance:image-service'
+
+  - - 'cinder-ceph:storage-backend'
+    - 'cinder:storage-backend'
+
+  - - 'nova-compute:ceph-access'
+    - 'cinder-ceph:ceph-access'
+
+  - - 'ceph-mon:client'
+    - 'cinder-ceph:ceph'
+
+  - - 'ceph-mon:osd'
+    - 'ceph-osd:mon'
diff --git a/tests/tests.yaml b/tests/tests.yaml
index 262bcf2..a7c374d 100644
--- a/tests/tests.yaml
+++ b/tests/tests.yaml
@@ -5,6 +5,7 @@ comment: |
 smoke_bundles:
   - bionic-train
 gate_bundles:
+  - focal-ussuri-ec
   - focal-ussuri
   - bionic-ussuri
   - bionic-train
@@ -37,6 +38,7 @@ tests:
   - zaza.openstack.charm_tests.ceph.tests.CephTest
   - zaza.openstack.charm_tests.ceph.osd.tests.SecurityTest
   - zaza.openstack.charm_tests.policyd.tests.CinderTests
+  - zaza.openstack.charm_tests.ceph.tests.CheckPoolTypes
 tests_options:
   policyd:
     service: cinder