# move ipmi_* to pm_*
         # make mac a list
-        def munge_nodes(node):
+        def munge_node(node):
             node['pm_addr'] = node['ipmi_ip']
             node['pm_password'] = node['ipmi_pass']
             node['pm_user'] = node['ipmi_user']
 
             for i in ('ipmi_ip', 'ipmi_pass', 'ipmi_user', 'mac_address',
                       'disk_device'):
-                if i == 'disk_device' and 'disk_device' in node.keys():
-                    self.root_device = node[i]
-                else:
-                    continue
-                del node[i]
+                if i in node.keys():
+                    if i == 'disk_device':
+                        self.root_device = node[i]
+                    del node[i]
 
             return node
-
-        super().__init__({'nodes': list(map(munge_nodes, init_dict['nodes']))})
+        super().__init__({'nodes': list(map(munge_node, init_dict['nodes']))})
 
         # verify number of nodes
-        if ha and len(self['nodes']) < 5 and not virtual:
+        if ha and len(self['nodes']) < 5:
             raise InventoryException('You must provide at least 5 '
-                                     'nodes for HA baremetal deployment')
+                                     'nodes for HA deployment')
         elif len(self['nodes']) < 2:
             raise InventoryException('You must provide at least 2 nodes '
-                                     'for non-HA baremetal deployment')
+                                     'for non-HA deployment')
 
         if virtual:
             self['host-ip'] = '192.168.122.1'
 
 
 from apex import Inventory
 from apex.inventory.inventory import InventoryException
-from apex.tests.constants import TEST_CONFIG_DIR
+from apex.tests.constants import (
+    TEST_CONFIG_DIR,
+    TEST_DUMMY_CONFIG
+)
 
 inventory_files = ('intel_pod2_settings.yaml',
                    'nokia_pod1_settings.yaml',
     def teardown(self):
         """This method is run once after _each_ test method is executed"""
 
-    def test_init(self):
+    def test_inventory_baremetal(self):
         for f in inventory_files:
             i = Inventory(os.path.join(files_dir, f))
             assert_equal(i.dump_instackenv_json(), None)
 
-        # test virtual
-        i = Inventory(i, virtual=True)
-        assert_equal(i.dump_instackenv_json(), None)
+    def test_inventory_invalid_ha_count(self):
+        assert_raises(InventoryException, Inventory,
+                      os.path.join(TEST_DUMMY_CONFIG, 'inventory-virt.yaml'),
+                      virtual=True, ha=True)
 
-        # Remove nodes to violate HA node count
-        while len(i['nodes']) >= 5:
-            i['nodes'].pop()
-        assert_raises(InventoryException,
-                      Inventory, i)
+    def test_inventory_invalid_noha_count(self):
+        assert_raises(InventoryException, Inventory,
+                      os.path.join(TEST_DUMMY_CONFIG,
+                                   'inventory-virt-1-node.yaml'),
+                      virtual=True, ha=False)
 
-        # Remove nodes to violate non-HA node count
-        while len(i['nodes']) >= 2:
-            i['nodes'].pop()
-        assert_raises(InventoryException,
-                      Inventory, i, ha=False)
+    def test_inventory_virtual(self):
+        i = Inventory(os.path.join(TEST_DUMMY_CONFIG, 'inventory-virt.yaml'),
+                      virtual=True, ha=False)
+        assert_equal(i.dump_instackenv_json(), None)
 
     def test_exception(self):
         e = InventoryException("test")