NAT-199: add tests for delete host in IPAM

gso/services/ipam.py

@@ -73,7 +73,12 @@ def delete_service_host(
     cname_aliases=[],
     service_type=''
 ) -> HostAddresses:
-    return None
+    return _ipam.delete_service_host(
+        hostname=hostname,
+        host_addresses=host_addresses,
+        cname_aliases=cname_aliases,
+        service_type=service_type
+    )
 
 
 if __name__ == '__main__':

test/test_ipam.py

@@ -315,3 +315,96 @@ def test_delete_service_network(data_config_filename):
             service_type='TRUNK'
         )
         assert service_network is None
+
+
+@responses.activate
+def test_delete_service_host(data_config_filename):
+
+    responses.add(
+        method=responses.GET,
+        url=re.compile(r'.*/wapi.*record:host.*'),
+        json=[
+            {
+                '_ref': 'record:host/ZG5zLmhvc3QkLl9kZWZhdWx0Lmdzby5oYV9sbw:ha_lo.gso/default',   # noqa: E501
+                'ipv4addrs': [
+                    {
+                        '_ref': 'record:host_ipv4addr/ZG5zLmhvc3RfYWRkcmVzcyQuX2RlZmF1bHQuZ3NvLmhhX2xvLjEwLjI1NS4yNTUuMS40.255.255.1/ha_lo.gso/default',   # noqa: E501
+                        'configure_for_dhcp': False,
+                        'host': 'ha_lo.gso', 'ipv4addr': '10.255.255.1'
+                    }
+                ],
+                'ipv6addrs': [
+                    {
+                        '_ref': 'record:host_ipv6addr/ZG5zLmhvc3RfYWRkcmVzcyQuX2RlZmF1bHQuZvLmhhX2xvLmRlYWQ6YmVlZjo6MS4:dead%3Abeef%3A%3A1/ha_lo.gso/default',   # noqa: E501
+                        'configure_for_dhcp': False,
+                        'host': 'ha_lo.gso', 'ipv6addr': 'dead:beef::1'
+                    }
+                ],
+                'name': 'ha_lo.gso', 'view': 'default'
+            }
+        ]
+    )
+
+    responses.add(
+        method=responses.GET,
+        url=re.compile(r'.*/wapi.*record:cname.*'),
+        json=[
+            {
+                '_ref': 'record:cname/ZG5zLmJpbmRfY25hbWUkLl9kZWZhdWx0Lmdzby5oYS5hbGlhczE:alias1.ha.gso/default',   # noqa: E501
+                'canonical': 'hA_LO.lo', 'name': 'alias1.ha.lo',
+                'view': 'default'
+            },
+            {
+                '_ref': 'record:cname/5zLmJpbmRfY25hbWUkLl9kZWZhdWx0Lmdzby5oYS5hbGlhczI:alias2.ha.gso/default',   # noqa: E501
+                'canonical': 'hA_LO.lo', 'name': 'alias2.ha.lo',
+                'view': 'default'
+            }
+        ]
+    )
+
+    responses.add(
+        method=responses.DELETE,
+        url=re.compile(r'.*/wapi.*record:host.*'),
+        body='record:host/ZG5zLmhvc3QkLl9kZWZhdWx0Lmdzby5oYl9sbw:hb_lo.gso/default'   # noqa: E501
+    )
+
+    responses.add(
+        method=responses.DELETE,
+        url=re.compile(r'.*/wapi.*record:cname.*'),
+        body='record:cname/ZG5zLmJpbmRfY25hbWUkLl9kZWZhdWx0Lmdzby5oYi5hbGlhczE:alias1.hb.gso/default'   # noqa: E501
+    )
+
+    input_host_addresses = ipam.HostAddresses(
+        v4=ipaddress.ip_address('10.255.255.1'),
+        v6=ipaddress.ip_address('dead:beef::1')
+    )
+    host_addresses = ipam.delete_service_host(
+        hostname='ha_lo',
+        host_addresses=input_host_addresses,
+        cname_aliases=['alias1.ha', 'alias2.ha'],
+        service_type='LO'
+    )
+    assert host_addresses == ipam.HostAddresses(
+        v4=ipaddress.ip_address('10.255.255.1'),
+        v6=ipaddress.ip_address('dead:beef::1')
+    )
+
+    # Fail because missing CNAME
+    with pytest.raises(AssertionError):
+        host_addresses = ipam.delete_service_host(
+            hostname='ha_lo',
+            host_addresses=input_host_addresses,
+            cname_aliases=['alias1.ha'],
+            service_type='LO'
+        )
+        assert host_addresses is None
+
+    # Fail because non-matching CNAME
+    with pytest.raises(AssertionError):
+        host_addresses = ipam.delete_service_host(
+            hostname='ha_lo',
+            host_addresses=input_host_addresses,
+            cname_aliases=['alias1.ha', 'alias2.ha', 'alias3.ha'],
+            service_type='LO'
+        )
+        assert host_addresses is None