repeat row: add more tests

public/app/features/dashboard/specs/repeat.jest.ts

 import _ from 'lodash';
 import {DashboardModel} from '../dashboard_model';
+import { expect } from 'test/lib/common';
 
 jest.mock('app/core/services/context_srv', () => ({
 
@@ -153,13 +154,13 @@ describe('given dashboard with row repeat', function() {
   beforeEach(function() {
     dashboardJSON = {
       panels: [
-        {id: 1, type: 'row',   repeat: 'apps', gridPos: {x: 0, y: 0, h: 1 , w: 24}},
+        {id: 1, type: 'row',   gridPos: {x: 0, y: 0, h: 1 , w: 24}, repeat: 'apps'},
         {id: 2, type: 'graph', gridPos: {x: 0, y: 1, h: 1 , w: 6}},
         {id: 3, type: 'graph', gridPos: {x: 6, y: 1, h: 1 , w: 6}},
         {id: 4, type: 'row',   gridPos: {x: 0, y: 2, h: 1 , w: 24}},
         {id: 5, type: 'graph', gridPos: {x: 0, y: 3, h: 1 , w: 12}},
       ],
-      templating:  {
+      templating: {
         list: [{
           name: 'apps',
           current: {
@@ -191,10 +192,12 @@ describe('given dashboard with row repeat', function() {
     dashboardJSON.templating.list[0].options[2].selected = true;
     dashboard = new DashboardModel(dashboardJSON);
     dashboard.processRepeats();
+
+    expect(dashboard.panels[1].scopedVars).toMatchObject({apps: {text: 'se1', value: 'se1'}});
+    expect(dashboard.panels[4].scopedVars).toMatchObject({apps: {text: 'se2', value: 'se2'}});
+
     const scopedVars = _.compact(_.map(dashboard.panels, (panel) => {
-      if (panel.scopedVars) {
-        return panel.scopedVars.apps.value;
-      }
+      return panel.scopedVars ? panel.scopedVars.apps.value : null;
     }));
 
     expect(scopedVars).toEqual([
@@ -204,6 +207,11 @@ describe('given dashboard with row repeat', function() {
     ]);
   });
 
+  it('should repeat only configured row', function() {
+    expect(dashboard.panels[6].id).toBe(4);
+    expect(dashboard.panels[7].id).toBe(5);
+  });
+
   it('should repeat only row if it is collapsed', function() {
     dashboardJSON.panels = [
         {
@@ -227,6 +235,51 @@ describe('given dashboard with row repeat', function() {
     expect(dashboard.panels[1].panels).toHaveLength(2);
   });
 
+  it('should properly repeat multiple rows', function() {
+    dashboardJSON.panels = [
+      {id: 1, type: 'row',   gridPos: {x: 0, y: 0, h: 1 , w: 24}, repeat: 'apps'}, // repeat
+      {id: 2, type: 'graph', gridPos: {x: 0, y: 1, h: 1 , w: 6}},
+      {id: 3, type: 'graph', gridPos: {x: 6, y: 1, h: 1 , w: 6}},
+      {id: 4, type: 'row',   gridPos: {x: 0, y: 2, h: 1 , w: 24}}, // don't touch
+      {id: 5, type: 'graph', gridPos: {x: 0, y: 3, h: 1 , w: 12}},
+      {id: 6, type: 'row',   gridPos: {x: 0, y: 4, h: 1 , w: 24}, repeat: 'hosts'}, // repeat
+      {id: 7, type: 'graph', gridPos: {x: 0, y: 5, h: 1 , w: 6}},
+      {id: 8, type: 'graph', gridPos: {x: 6, y: 5, h: 1 , w: 6}}
+    ];
+    dashboardJSON.templating.list.push({
+      name: 'hosts',
+      current: {
+        text: 'backend01, backend02',
+        value: ['backend01', 'backend02']
+      },
+      options: [
+        {text: 'backend01', value: 'backend01', selected: true},
+        {text: 'backend02', value: 'backend02', selected: true},
+        {text: 'backend03', value: 'backend03', selected: false}
+      ]
+    });
+    dashboard = new DashboardModel(dashboardJSON);
+    dashboard.processRepeats();
+
+    const panel_types = _.map(dashboard.panels, 'type');
+    expect(panel_types).toEqual([
+      'row', 'graph', 'graph',
+      'row', 'graph', 'graph',
+      'row', 'graph',
+      'row', 'graph', 'graph',
+      'row', 'graph', 'graph',
+    ]);
+
+    expect(dashboard.panels[0].scopedVars['apps'].value).toBe('se1');
+    expect(dashboard.panels[1].scopedVars['apps'].value).toBe('se1');
+    expect(dashboard.panels[3].scopedVars['apps'].value).toBe('se2');
+    expect(dashboard.panels[4].scopedVars['apps'].value).toBe('se2');
+    expect(dashboard.panels[8].scopedVars['hosts'].value).toBe('backend01');
+    expect(dashboard.panels[9].scopedVars['hosts'].value).toBe('backend01');
+    expect(dashboard.panels[11].scopedVars['hosts'].value).toBe('backend02');
+    expect(dashboard.panels[12].scopedVars['hosts'].value).toBe('backend02');
+  });
+
   it('should assign unique ids for repeated panels', function() {
     dashboardJSON.panels = [
         {
@@ -252,26 +305,6 @@ describe('given dashboard with row repeat', function() {
     }));
     expect(panel_ids.length).toEqual(_.uniq(panel_ids).length);
   });
-
-  // it('should set scopedVars on panels', function() {
-  //   expect(dashboard.panels[1].scopedVars).toMatchObject({apps: {text: 'se1', value: 'se1'}})
-  // });
-
-  // it('should repeat row and panels below two times', function() {
-  //   expect(dashboard.panels).toMatchObject([
-  //     // first (original row)
-  //     {id: 1, type: 'row',   repeat: 'apps', gridPos: {x: 0, y: 0, h: 1 , w: 24}},
-  //     {id: 2, type: 'graph', gridPos: {x: 0, y: 1, h: 1 , w: 6}},
-  //     {id: 3, type: 'graph', gridPos: {x: 6, y: 1, h: 1 , w: 6}},
-  //     // repeated row
-  //     {id: 1, type: 'row',   repeatPanelId: 1, gridPos: {x: 0, y: 0, h: 1 , w: 24}},
-  //     {id: 2, type: 'graph', repeatPanelId: 1, gridPos: {x: 0, y: 1, h: 1 , w: 6}},
-  //     {id: 3, type: 'graph', repeatPanelId: 1, gridPos: {x: 6, y: 1, h: 1 , w: 6}},
-  //     // row below dont touch
-  //     {id: 4, type: 'row',   gridPos: {x: 0, y: 2, h: 1 , w: 24}},
-  //     {id: 5, type: 'graph', gridPos: {x: 0, y: 3, h: 1 , w: 12}},
-  //   ]);
-  // });
 });