fix

tests/unit/domain/device.spec.ts

@@ -226,3 +226,67 @@ describe('Device', () => {
     expect(d.getParameter('Device.X')!.value).toBe('new')
   })
 })
+
+describe('Device.reclassifyInformWritables', () => {
+  it('promotes ProvisioningCode from property to parameter', () => {
+    const d = makeDevice()
+    // Simulate what updateFromValues does on Inform: stores as property (unknown writability)
+    d.setProperty(new DeviceProperty('InternetGatewayDevice.DeviceInfo.ProvisioningCode', 'abc'))
+
+    d.reclassifyInformWritables([
+      { Name: 'InternetGatewayDevice.DeviceInfo.ProvisioningCode', Value: { _: 'abc' } },
+    ])
+
+    expect(d.getParameter('InternetGatewayDevice.DeviceInfo.ProvisioningCode')).not.toBeNull()
+    expect(d.getProperty('InternetGatewayDevice.DeviceInfo.ProvisioningCode')).toBeNull()
+  })
+
+  it('promotes ParameterKey from property to parameter', () => {
+    const d = makeDevice()
+    d.setProperty(new DeviceProperty('InternetGatewayDevice.ManagementServer.ParameterKey', ''))
+
+    d.reclassifyInformWritables([
+      { Name: 'InternetGatewayDevice.ManagementServer.ParameterKey', Value: { _: '' } },
+    ])
+
+    expect(d.getParameter('InternetGatewayDevice.ManagementServer.ParameterKey')).not.toBeNull()
+    expect(d.getProperty('InternetGatewayDevice.ManagementServer.ParameterKey')).toBeNull()
+  })
+
+  it('does not touch params that are already parameters', () => {
+    const d = makeDevice()
+    d.setParameter(new DeviceParameter('Device.DeviceInfo.ProvisioningCode', 'existing'))
+
+    d.reclassifyInformWritables([
+      { Name: 'Device.DeviceInfo.ProvisioningCode', Value: { _: 'existing' } },
+    ])
+
+    expect(d.getParameter('Device.DeviceInfo.ProvisioningCode')!.value).toBe('existing')
+    expect(d.getProperty('Device.DeviceInfo.ProvisioningCode')).toBeNull()
+  })
+
+  it('does not reclassify unknown names (e.g. SoftwareVersion stays property)', () => {
+    const d = makeDevice()
+    d.setProperty(new DeviceProperty('InternetGatewayDevice.DeviceInfo.SoftwareVersion', 'v1'))
+
+    d.reclassifyInformWritables([
+      { Name: 'InternetGatewayDevice.DeviceInfo.SoftwareVersion', Value: { _: 'v1' } },
+    ])
+
+    // SoftwareVersion is NOT in the writable list — should stay as property
+    expect(d.getProperty('InternetGatewayDevice.DeviceInfo.SoftwareVersion')).not.toBeNull()
+    expect(d.getParameter('InternetGatewayDevice.DeviceInfo.SoftwareVersion')).toBeNull()
+  })
+
+  it('handles Name as object node (XMLParser artefact)', () => {
+    const d = makeDevice()
+    d.setProperty(new DeviceProperty('Device.DeviceInfo.ProvisioningCode', 'code'))
+
+    d.reclassifyInformWritables([
+      { Name: { _: 'Device.DeviceInfo.ProvisioningCode' }, Value: { _: 'code' } },
+    ])
+
+    expect(d.getParameter('Device.DeviceInfo.ProvisioningCode')).not.toBeNull()
+    expect(d.getProperty('Device.DeviceInfo.ProvisioningCode')).toBeNull()
+  })
+})