grafana/public/app/features/dashboard/specs/history_ctrl_specs.ts
2017-09-28 12:52:39 +02:00

316 lines
10 KiB
TypeScript

import {describe, beforeEach, it, sinon, expect, angularMocks} from 'test/lib/common';
import _ from 'lodash';
import {HistoryListCtrl} from 'app/features/dashboard/history/history';
import {versions, compare, restore} from './history_mocks';
describe('HistoryListCtrl', function() {
var RESTORE_ID = 4;
var ctx: any = {};
var versionsResponse: any = versions();
restore(7, RESTORE_ID);
beforeEach(angularMocks.module('grafana.core'));
beforeEach(angularMocks.module('grafana.services'));
beforeEach(angularMocks.inject($rootScope => {
ctx.scope = $rootScope.$new();
}));
var historySrv;
var $rootScope;
beforeEach(function() {
historySrv = {
getHistoryList: sinon.stub(),
calculateDiff: sinon.stub(),
restoreDashboard: sinon.stub(),
};
$rootScope = {
appEvent: sinon.spy(),
onAppEvent: sinon.spy(),
};
});
describe('when the history list component is loaded', function() {
var deferred;
beforeEach(angularMocks.inject(($controller, $q) => {
deferred = $q.defer();
historySrv.getHistoryList.returns(deferred.promise);
ctx.ctrl = $controller(HistoryListCtrl, {
historySrv,
$rootScope,
$scope: ctx.scope,
}, {
dashboard: {
id: 2,
version: 3,
formatDate: sinon.stub().returns('date'),
}
});
}));
it('should immediately attempt to fetch the history list', function() {
expect(historySrv.getHistoryList.calledOnce).to.be(true);
});
describe('and the history list is successfully fetched', function() {
beforeEach(function() {
deferred.resolve(versionsResponse);
ctx.ctrl.$scope.$apply();
});
it('should reset the controller\'s state', function() {
expect(ctx.ctrl.mode).to.be('list');
expect(ctx.ctrl.delta).to.eql({ basic: '', json: '' });
expect(ctx.ctrl.canCompare).to.be(false);
expect(_.find(ctx.ctrl.revisions, rev => rev.checked)).to.be(undefined);
});
it('should indicate loading has finished', function() {
expect(ctx.ctrl.loading).to.be(false);
});
it('should store the revisions sorted desc by version id', function() {
expect(ctx.ctrl.revisions[0].version).to.be(4);
expect(ctx.ctrl.revisions[1].version).to.be(3);
expect(ctx.ctrl.revisions[2].version).to.be(2);
expect(ctx.ctrl.revisions[3].version).to.be(1);
});
it('should add a checked property to each revision', function() {
var actual = _.filter(ctx.ctrl.revisions, rev => rev.hasOwnProperty('checked'));
expect(actual.length).to.be(4);
});
it('should set all checked properties to false on reset', function() {
ctx.ctrl.revisions[0].checked = true;
ctx.ctrl.revisions[2].checked = true;
ctx.ctrl.reset();
var actual = _.filter(ctx.ctrl.revisions, rev => !rev.checked);
expect(actual.length).to.be(4);
});
});
describe('and fetching the history list fails', function() {
beforeEach(function() {
deferred.reject(new Error('HistoryListError'));
ctx.ctrl.$scope.$apply();
});
it('should reset the controller\'s state', function() {
expect(ctx.ctrl.mode).to.be('list');
expect(ctx.ctrl.delta).to.eql({ basic: '', json: '' });
expect(_.find(ctx.ctrl.revisions, rev => rev.checked)).to.be(undefined);
});
it('should indicate loading has finished', function() {
expect(ctx.ctrl.loading).to.be(false);
});
it('should have an empty revisions list', function() {
expect(ctx.ctrl.revisions).to.eql([]);
});
});
describe('should update the history list when the dashboard is saved', function() {
beforeEach(function() {
ctx.ctrl.dashboard = {version: 3 };
ctx.ctrl.resetFromSource = sinon.spy();
});
it('should listen for the `dashboard-saved` appEvent', function() {
expect($rootScope.onAppEvent.calledOnce).to.be(true);
expect($rootScope.onAppEvent.getCall(0).args[0]).to.be('dashboard-saved');
});
it('should call `onDashboardSaved` when the appEvent is received', function() {
expect($rootScope.onAppEvent.getCall(0).args[1]).to.not.be(ctx.ctrl.onDashboardSaved);
expect($rootScope.onAppEvent.getCall(0).args[1].toString).to.be(ctx.ctrl.onDashboardSaved.toString);
});
});
});
describe('when the user wants to compare two revisions', function() {
var deferred;
beforeEach(angularMocks.inject(($controller, $q) => {
deferred = $q.defer();
historySrv.getHistoryList.returns($q.when(versionsResponse));
historySrv.calculateDiff.returns(deferred.promise);
ctx.ctrl = $controller(HistoryListCtrl, {
historySrv,
$rootScope,
$scope: ctx.scope,
}, {
dashboard: {
id: 2,
version: 3,
formatDate: sinon.stub().returns('date'),
}
});
ctx.ctrl.$scope.onDashboardSaved = sinon.spy();
ctx.ctrl.$scope.$apply();
}));
it('should have already fetched the history list', function() {
expect(historySrv.getHistoryList.calledOnce).to.be(true);
expect(ctx.ctrl.revisions.length).to.be.above(0);
});
it('should check that two valid versions are selected', function() {
// []
expect(ctx.ctrl.canCompare).to.be(false);
// single value
ctx.ctrl.revisions = [{checked: true}];
ctx.ctrl.revisionSelectionChanged();
expect(ctx.ctrl.canCompare).to.be(false);
// both values in range
ctx.ctrl.revisions = [{checked: true}, {checked: true}];
ctx.ctrl.revisionSelectionChanged();
expect(ctx.ctrl.canCompare).to.be(true);
});
describe('and the basic diff is successfully fetched', function() {
beforeEach(function() {
deferred.resolve(compare('basic'));
ctx.ctrl.revisions[1].checked = true;
ctx.ctrl.revisions[3].checked = true;
ctx.ctrl.getDiff('basic');
ctx.ctrl.$scope.$apply();
});
it('should fetch the basic diff if two valid versions are selected', function() {
expect(historySrv.calculateDiff.calledOnce).to.be(true);
expect(ctx.ctrl.delta.basic).to.be('<div></div>');
expect(ctx.ctrl.delta.json).to.be('');
});
it('should set the basic diff view as active', function() {
expect(ctx.ctrl.mode).to.be('compare');
expect(ctx.ctrl.diff).to.be('basic');
});
it('should indicate loading has finished', function() {
expect(ctx.ctrl.loading).to.be(false);
});
});
describe('and the json diff is successfully fetched', function() {
beforeEach(function() {
deferred.resolve(compare('json'));
ctx.ctrl.revisions[1].checked = true;
ctx.ctrl.revisions[3].checked = true;
ctx.ctrl.getDiff('json');
ctx.ctrl.$scope.$apply();
});
it('should fetch the json diff if two valid versions are selected', function() {
expect(historySrv.calculateDiff.calledOnce).to.be(true);
expect(ctx.ctrl.delta.basic).to.be('');
expect(ctx.ctrl.delta.json).to.be('<pre><code></code></pre>');
});
it('should set the json diff view as active', function() {
expect(ctx.ctrl.mode).to.be('compare');
expect(ctx.ctrl.diff).to.be('json');
});
it('should indicate loading has finished', function() {
expect(ctx.ctrl.loading).to.be(false);
});
});
describe('and diffs have already been fetched', function() {
beforeEach(function() {
deferred.resolve(compare('basic'));
ctx.ctrl.revisions[3].checked = true;
ctx.ctrl.revisions[1].checked = true;
ctx.ctrl.delta.basic = 'cached basic';
ctx.ctrl.getDiff('basic');
ctx.ctrl.$scope.$apply();
});
it('should use the cached diffs instead of fetching', function() {
expect(historySrv.calculateDiff.calledOnce).to.be(false);
expect(ctx.ctrl.delta.basic).to.be('cached basic');
});
it('should indicate loading has finished', function() {
expect(ctx.ctrl.loading).to.be(false);
});
});
describe('and fetching the diff fails', function() {
beforeEach(function() {
deferred.reject(new Error('DiffError'));
ctx.ctrl.revisions[3].checked = true;
ctx.ctrl.revisions[1].checked = true;
ctx.ctrl.getDiff('basic');
ctx.ctrl.$scope.$apply();
});
it('should fetch the diff if two valid versions are selected', function() {
expect(historySrv.calculateDiff.calledOnce).to.be(true);
});
it('should return to the history list view', function() {
expect(ctx.ctrl.mode).to.be('list');
});
it('should indicate loading has finished', function() {
expect(ctx.ctrl.loading).to.be(false);
});
it('should have an empty delta/changeset', function() {
expect(ctx.ctrl.delta).to.eql({ basic: '', json: '' });
});
});
});
describe('when the user wants to restore a revision', function() {
var deferred;
beforeEach(angularMocks.inject(($controller, $q) => {
deferred = $q.defer();
historySrv.getHistoryList.returns($q.when(versionsResponse));
historySrv.restoreDashboard.returns(deferred.promise);
ctx.ctrl = $controller(HistoryListCtrl, {
historySrv,
contextSrv: { user: { name: 'Carlos' }},
$rootScope,
$scope: ctx.scope,
});
ctx.ctrl.dashboard = { id: 1 };
ctx.ctrl.restore();
ctx.ctrl.$scope.$apply();
}));
it('should display a modal allowing the user to restore or cancel', function() {
expect($rootScope.appEvent.calledOnce).to.be(true);
expect($rootScope.appEvent.calledWith('confirm-modal')).to.be(true);
});
describe('and restore fails to fetch', function() {
beforeEach(function() {
deferred.reject(new Error('RestoreError'));
ctx.ctrl.restoreConfirm(RESTORE_ID);
try {
// this throws error, due to promise rejection
ctx.ctrl.$scope.$apply();
} catch (e) {}
});
it('should indicate loading has finished', function() {
expect(ctx.ctrl.loading).to.be(false);
});
});
});
});