Fix 817 (#851)

* problems: update panel schema

* update packages (build with node 12)

* problems: use datasource from target

* problems: fix query editor after schema update

* problems: fix list layout

* update circleci node image to 12

* fix tests

src/panel-triggers/specs/migrations.spec.ts

@@ -0,0 +1,100 @@
+import _ from 'lodash';
+import mocks from '../../test-setup/mocks';
+import {TriggerPanelCtrl} from '../triggers_panel_ctrl';
+import {DEFAULT_TARGET, DEFAULT_SEVERITY, PANEL_DEFAULTS} from '../triggers_panel_ctrl';
+import {CURRENT_SCHEMA_VERSION} from '../migrations';
+
+describe('Triggers Panel schema migration', () => {
+  let ctx: any = {};
+  let updatePanelCtrl;
+  const datasourceSrvMock = {
+    getMetricSources: () => {
+      return [{ meta: {id: 'alexanderzobnin-zabbix-datasource'}, value: {}, name: 'zabbix_default' }];
+    },
+    get: () => Promise.resolve({})
+  };
+
+  const timeoutMock = () => {};
+
+  beforeEach(() => {
+    ctx = {
+      scope: {
+        panel: {
+          datasource: 'zabbix',
+          triggers: DEFAULT_TARGET,
+          hostField: true,
+          statusField: false,
+          severityField: false,
+          lastChangeField: true,
+          ageField: true,
+          infoField: true,
+          limit: 10,
+          showTriggers: 'all triggers',
+          hideHostsInMaintenance: false,
+          sortTriggersBy: { text: 'last change', value: 'lastchange' },
+          showEvents: { text: 'Problems', value: '1' },
+          triggerSeverity: DEFAULT_SEVERITY,
+          okEventColor: 'rgba(0, 245, 153, 0.45)',
+          ackEventColor: 'rgba(0, 0, 0, 0)',
+          scroll: true,
+          pageSize: 10,
+          fontSize: '100%',
+        }
+      }
+    };
+
+    updatePanelCtrl = (scope) => new TriggerPanelCtrl(scope, {}, timeoutMock, datasourceSrvMock, {}, {}, {}, mocks.timeSrvMock);
+  });
+
+  it('should update old panel schema', () => {
+    const updatedPanelCtrl = updatePanelCtrl(ctx.scope);
+
+    const expected = _.defaultsDeep({
+      schemaVersion: CURRENT_SCHEMA_VERSION,
+      targets: [
+        {
+          ...DEFAULT_TARGET,
+          datasource: 'zabbix',
+        }
+      ],
+      ageField: true,
+      statusField: false,
+      severityField: false,
+      limit: 10,
+      okEventColor: 'rgba(0, 245, 153, 0.45)',
+      ackEventColor: 'rgba(0, 0, 0, 0)'
+    }, PANEL_DEFAULTS);
+
+    expect(updatedPanelCtrl.panel).toEqual(expected);
+  });
+
+  it('should create new panel with default schema', () => {
+    ctx.scope.panel = {};
+    const updatedPanelCtrl = updatePanelCtrl(ctx.scope);
+
+    const expected = _.defaultsDeep({
+      schemaVersion: CURRENT_SCHEMA_VERSION,
+      targets: [{
+        ...DEFAULT_TARGET,
+        datasource: 'zabbix_default'
+      }]
+    }, PANEL_DEFAULTS);
+    expect(updatedPanelCtrl.panel).toEqual(expected);
+  });
+
+  it('should set default targets for new panel with empty targets', () => {
+    ctx.scope.panel = {
+      targets: []
+    };
+    const updatedPanelCtrl = updatePanelCtrl(ctx.scope);
+
+    const expected = _.defaultsDeep({
+      targets: [{
+        ...DEFAULT_TARGET,
+        datasource: 'zabbix_default'
+      }]
+    }, PANEL_DEFAULTS);
+
+    expect(updatedPanelCtrl.panel).toEqual(expected);
+  });
+});