Per-type board rows with shared categories, a network device IP field, and two dark-mode dialogs

tests/test_plugins/test_network_ipaddress.py

@@ -57,6 +57,39 @@ def test_update_network_device_ipaddress_upserts(client, db, auth_headers, netwo
     assert len(comms) == 1 and comms[0].ipaddress == '10.0.0.9'
 
 
+def test_clearing_the_ip_takes_it_back_out(client, db, auth_headers, network_setup):
+    """Blanking the form field must clear the stored IP.
+
+    The upsert helper returned early on a blank value, so an address could be
+    typed and never removed - invisible until the form grew an IP field.
+    """
+    from shopdb.core.models import Communication
+    created = client.post('/api/network', json={
+        'assetnumber': 'SW-09', 'name': 'Switch', 'ipaddress': '10.0.0.5',
+    }, headers=auth_headers).get_json()['data']
+    devid = created['networkdevice']['networkdeviceid']
+
+    cleared = client.put(f'/api/network/{devid}', json={'ipaddress': ''},
+                         headers=auth_headers)
+    assert cleared.status_code == 200, cleared.get_json()
+    assert not cleared.get_json()['data']['ipaddress']
+
+    comms = Communication.query.filter_by(assetid=created['assetid']).all()
+    assert len(comms) == 1 and comms[0].ipaddress is None
+
+
+def test_omitting_ipaddress_leaves_it_alone(client, db, auth_headers, network_setup):
+    """A PUT that never mentions the field must not wipe the stored IP."""
+    created = client.post('/api/network', json={
+        'assetnumber': 'SW-10', 'name': 'Switch', 'ipaddress': '10.0.0.7',
+    }, headers=auth_headers).get_json()['data']
+    devid = created['networkdevice']['networkdeviceid']
+
+    updated = client.put(f'/api/network/{devid}', json={'hostname': 'sw-10'},
+                         headers=auth_headers)
+    assert updated.get_json()['data']['ipaddress'] == '10.0.0.7'
+
+
 def test_seed_reference_data_creates_ip_commtype(app, db):
     """The reference-data seed now creates the IP communication type the asset
     import depends on."""