Add feature to edit instance group

Add feature to edit instance group.

See: https://github.com/ansible/awx/issues/7767

awx/ui_next/src/screens/InstanceGroup/InstanceGroupEdit/InstanceGroupEdit.jsx

@@ -1,13 +1,37 @@
-import React from 'react';
-import { Card, PageSection } from '@patternfly/react-core';
+import React, { useState } from 'react';
+import { useHistory } from 'react-router-dom';
+
+import { CardBody } from '../../../components/Card';
+import { InstanceGroupsAPI } from '../../../api';
+import InstanceGroupForm from '../shared/InstanceGroupForm';
+
+function InstanceGroupEdit({ instanceGroup }) {
+  const history = useHistory();
+  const [submitError, setSubmitError] = useState(null);
+  const detailsUrl = `/instance_groups/${instanceGroup.id}/details`;
+
+  const handleSubmit = async values => {
+    try {
+      await InstanceGroupsAPI.update(instanceGroup.id, values);
+      history.push(detailsUrl);
+    } catch (error) {
+      setSubmitError(error);
+    }
+  };
+
+  const handleCancel = () => {
+    history.push(detailsUrl);
+  };
 
-function InstanceGroupEdit() {
   return (
-    <PageSection>
-      <Card>
-        <div>Edit instance group</div>
-      </Card>
-    </PageSection>
+    <CardBody>
+      <InstanceGroupForm
+        instanceGroup={instanceGroup}
+        onSubmit={handleSubmit}
+        submitError={submitError}
+        onCancel={handleCancel}
+      />
+    </CardBody>
   );
 }
 

awx/ui_next/src/screens/InstanceGroup/InstanceGroupEdit/InstanceGroupEdit.test.jsx

@@ -0,0 +1,140 @@
+import React from 'react';
+import { act } from 'react-dom/test-utils';
+import { createMemoryHistory } from 'history';
+
+import { mountWithContexts } from '../../../../testUtils/enzymeHelpers';
+import { InstanceGroupsAPI } from '../../../api';
+
+import InstanceGroupEdit from './InstanceGroupEdit';
+
+jest.mock('../../../api');
+
+const instanceGroupData = {
+  id: 42,
+  type: 'instance_group',
+  url: '/api/v2/instance_groups/42/',
+  related: {
+    jobs: '/api/v2/instance_groups/42/jobs/',
+    instances: '/api/v2/instance_groups/7/instances/',
+  },
+  name: 'Foo',
+  created: '2020-07-21T18:41:02.818081Z',
+  modified: '2020-07-24T20:32:03.121079Z',
+  capacity: 24,
+  committed_capacity: 0,
+  consumed_capacity: 0,
+  percent_capacity_remaining: 100.0,
+  jobs_running: 0,
+  jobs_total: 0,
+  instances: 1,
+  controller: null,
+  is_controller: false,
+  is_isolated: false,
+  is_containerized: false,
+  credential: null,
+  policy_instance_percentage: 46,
+  policy_instance_minimum: 12,
+  policy_instance_list: [],
+  pod_spec_override: '',
+  summary_fields: {
+    user_capabilities: {
+      edit: true,
+      delete: true,
+    },
+  },
+};
+
+const updatedInstanceGroup = {
+  name: 'Bar',
+  policy_instance_percentage: 42,
+};
+
+describe('<InstanceGroupEdit>', () => {
+  let wrapper;
+  let history;
+
+  beforeAll(async () => {
+    history = createMemoryHistory();
+    await act(async () => {
+      wrapper = mountWithContexts(
+        <InstanceGroupEdit instanceGroup={instanceGroupData} />,
+        {
+          context: { router: { history } },
+        }
+      );
+    });
+  });
+
+  afterAll(() => {
+    jest.clearAllMocks();
+    wrapper.unmount();
+  });
+
+  test('tower instance group name can not be updated', async () => {
+    let towerWrapper;
+    await act(async () => {
+      towerWrapper = mountWithContexts(
+        <InstanceGroupEdit
+          instanceGroup={{ ...instanceGroupData, name: 'tower' }}
+        />,
+        {
+          context: { router: { history } },
+        }
+      );
+    });
+    expect(
+      towerWrapper.find('input#instance-group-name').prop('disabled')
+    ).toBeTruthy();
+    expect(
+      towerWrapper.find('input#instance-group-name').prop('value')
+    ).toEqual('tower');
+  });
+
+  test('handleSubmit should call the api and redirect to details page', async () => {
+    await act(async () => {
+      wrapper.find('InstanceGroupForm').invoke('onSubmit')(
+        updatedInstanceGroup
+      );
+    });
+    expect(InstanceGroupsAPI.update).toHaveBeenCalledWith(
+      42,
+      updatedInstanceGroup
+    );
+  });
+
+  test('should navigate to instance group details when cancel is clicked', async () => {
+    await act(async () => {
+      wrapper.find('button[aria-label="Cancel"]').prop('onClick')();
+    });
+    expect(history.location.pathname).toEqual('/instance_groups/42/details');
+  });
+
+  test('should navigate to instance group details after successful submission', async () => {
+    await act(async () => {
+      wrapper.find('InstanceGroupForm').invoke('onSubmit')(
+        updatedInstanceGroup
+      );
+    });
+    wrapper.update();
+    expect(wrapper.find('FormSubmitError').length).toBe(0);
+    expect(history.location.pathname).toEqual('/instance_groups/42/details');
+  });
+
+  test('failed form submission should show an error message', async () => {
+    const error = {
+      response: {
+        data: { detail: 'An error occurred' },
+      },
+    };
+    InstanceGroupsAPI.update.mockImplementationOnce(() =>
+      Promise.reject(error)
+    );
+    await act(async () => {
+      wrapper.find('InstanceGroupForm').invoke('onSubmit')(
+        updatedInstanceGroup
+      );
+    });
+    wrapper.update();
+    expect(wrapper.find('FormSubmitError').length).toBe(1);
+  });
+});

awx/ui_next/src/screens/InstanceGroup/shared/InstanceGroupForm.jsx

@@ -1,6 +1,6 @@
 import React from 'react';
 import { func, shape } from 'prop-types';
-import { Formik } from 'formik';
+import { Formik, useField } from 'formik';
 import { withI18n } from '@lingui/react';
 import { t } from '@lingui/macro';
 import { Form } from '@patternfly/react-core';
@@ -11,21 +11,24 @@ import { required, minMaxValue } from '../../../util/validators';
 import { FormColumnLayout } from '../../../components/FormLayout';
 
 function InstanceGroupFormFields({ i18n }) {
+  const [instanceGroupNameField, ,] = useField('name');
   return (
     <>
       <FormField
+        name="name"
         id="instance-group-name"
         label={i18n._(t`Name`)}
-        name="name"
         type="text"
         validate={required(null, i18n)}
         isRequired
+        isDisabled={instanceGroupNameField.value === 'tower'}
       />
       <FormField
         id="instance-group-policy-instance-minimum"
         label={i18n._(t`Policy instance minimum`)}
         name="policy_instance_minimum"
         type="number"
+        min="0"
         validate={minMaxValue(0, 2147483647, i18n)}
         tooltip={i18n._(
           t`Minimum number of instances that will be automatically
@@ -37,6 +40,8 @@ function InstanceGroupFormFields({ i18n }) {
         label={i18n._(t`Policy instance percentage`)}
         name="policy_instance_percentage"
         type="number"
+        min="0"
+        max="100"
         tooltip={i18n._(
           t`Minimum percentage of all instances that will be automatically
           assigned to this group when new instances come online.`