mirror of
https://github.com/grafana/grafana.git
synced 2025-02-25 18:55:37 -06:00
455 lines
15 KiB
TypeScript
455 lines
15 KiB
TypeScript
import { describe, beforeEach, it, sinon, expect, angularMocks } from '../../../../../test/lib/common';
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import '../module';
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import angular from 'angular';
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import $ from 'jquery';
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import helpers from 'test/specs/helpers';
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import TimeSeries from 'app/core/time_series2';
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import moment from 'moment';
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import { Emitter } from 'app/core/core';
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describe('grafanaGraph', function() {
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beforeEach(angularMocks.module('grafana.core'));
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function graphScenario(desc, func, elementWidth = 500) {
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describe(desc, () => {
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var ctx: any = {};
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ctx.setup = setupFunc => {
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beforeEach(
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angularMocks.module($provide => {
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$provide.value('timeSrv', new helpers.TimeSrvStub());
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})
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);
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beforeEach(
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angularMocks.inject(($rootScope, $compile) => {
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var ctrl: any = {
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height: 200,
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panel: {
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events: new Emitter(),
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legend: {},
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grid: {},
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yaxes: [
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{
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min: null,
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max: null,
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format: 'short',
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logBase: 1,
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},
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{
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min: null,
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max: null,
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format: 'short',
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logBase: 1,
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},
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],
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thresholds: [],
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xaxis: {},
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seriesOverrides: [],
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tooltip: {
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shared: true,
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},
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},
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renderingCompleted: sinon.spy(),
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hiddenSeries: {},
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dashboard: {
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getTimezone: sinon.stub().returns('browser'),
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},
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range: {
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from: moment([2015, 1, 1, 10]),
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to: moment([2015, 1, 1, 22]),
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},
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};
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var scope = $rootScope.$new();
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scope.ctrl = ctrl;
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scope.ctrl.events = ctrl.panel.events;
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$rootScope.onAppEvent = sinon.spy();
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ctx.data = [];
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ctx.data.push(
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new TimeSeries({
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datapoints: [[1, 1], [2, 2]],
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alias: 'series1',
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})
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);
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ctx.data.push(
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new TimeSeries({
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datapoints: [[10, 1], [20, 2]],
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alias: 'series2',
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})
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);
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setupFunc(ctrl, ctx.data);
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var element = angular.element("<div style='width:" + elementWidth + "px' grafana-graph><div>");
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$compile(element)(scope);
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scope.$digest();
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$.plot = ctx.plotSpy = sinon.spy();
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ctrl.events.emit('render', ctx.data);
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ctrl.events.emit('render-legend');
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ctrl.events.emit('legend-rendering-complete');
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ctx.plotData = ctx.plotSpy.getCall(0).args[1];
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ctx.plotOptions = ctx.plotSpy.getCall(0).args[2];
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})
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);
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};
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func(ctx);
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});
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}
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graphScenario('simple lines options', ctx => {
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ctx.setup(ctrl => {
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ctrl.panel.lines = true;
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ctrl.panel.fill = 5;
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ctrl.panel.linewidth = 3;
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ctrl.panel.steppedLine = true;
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});
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it('should configure plot with correct options', () => {
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expect(ctx.plotOptions.series.lines.show).to.be(true);
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expect(ctx.plotOptions.series.lines.fill).to.be(0.5);
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expect(ctx.plotOptions.series.lines.lineWidth).to.be(3);
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expect(ctx.plotOptions.series.lines.steps).to.be(true);
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});
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});
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graphScenario('sorting stacked series as legend. disabled', ctx => {
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ctx.setup(ctrl => {
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ctrl.panel.legend.sort = undefined;
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ctrl.panel.stack = false;
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});
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it('should not modify order of time series', () => {
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expect(ctx.plotData[0].alias).to.be('series1');
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expect(ctx.plotData[1].alias).to.be('series2');
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});
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});
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graphScenario('sorting stacked series as legend. min descending order', ctx => {
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ctx.setup(ctrl => {
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ctrl.panel.legend.sort = 'min';
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ctrl.panel.legend.sortDesc = true;
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ctrl.panel.stack = true;
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});
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it('highest value should be first', () => {
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expect(ctx.plotData[0].alias).to.be('series2');
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expect(ctx.plotData[1].alias).to.be('series1');
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});
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});
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graphScenario('sorting stacked series as legend. min ascending order', ctx => {
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ctx.setup((ctrl, data) => {
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ctrl.panel.legend.sort = 'min';
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ctrl.panel.legend.sortDesc = false;
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ctrl.panel.stack = true;
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});
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it('lowest value should be first', () => {
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expect(ctx.plotData[0].alias).to.be('series1');
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expect(ctx.plotData[1].alias).to.be('series2');
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});
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});
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graphScenario('sorting stacked series as legend. stacking disabled', ctx => {
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ctx.setup(ctrl => {
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ctrl.panel.legend.sort = 'min';
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ctrl.panel.legend.sortDesc = true;
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ctrl.panel.stack = false;
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});
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it('highest value should be first', () => {
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expect(ctx.plotData[0].alias).to.be('series1');
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expect(ctx.plotData[1].alias).to.be('series2');
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});
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});
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graphScenario('sorting stacked series as legend. current descending order', ctx => {
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ctx.setup(ctrl => {
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ctrl.panel.legend.sort = 'current';
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ctrl.panel.legend.sortDesc = true;
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ctrl.panel.stack = true;
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});
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it('highest last value should be first', () => {
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expect(ctx.plotData[0].alias).to.be('series2');
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expect(ctx.plotData[1].alias).to.be('series1');
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});
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});
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graphScenario('when logBase is log 10', function(ctx) {
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ctx.setup(function(ctrl, data) {
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ctrl.panel.yaxes[0].logBase = 10;
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data[0] = new TimeSeries({
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datapoints: [[2000, 1], [0.002, 2], [0, 3], [-1, 4]],
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alias: 'seriesAutoscale',
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});
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data[0].yaxis = 1;
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ctrl.panel.yaxes[1].logBase = 10;
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ctrl.panel.yaxes[1].min = '0.05';
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ctrl.panel.yaxes[1].max = '1500';
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data[1] = new TimeSeries({
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datapoints: [[2000, 1], [0.002, 2], [0, 3], [-1, 4]],
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alias: 'seriesFixedscale',
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});
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data[1].yaxis = 2;
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});
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it('should apply axis transform, autoscaling (if necessary) and ticks', function() {
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var axisAutoscale = ctx.plotOptions.yaxes[0];
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expect(axisAutoscale.transform(100)).to.be(2);
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expect(axisAutoscale.inverseTransform(-3)).to.within(0.00099999999, 0.00100000001);
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expect(axisAutoscale.min).to.within(0.00099999999, 0.00100000001);
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expect(axisAutoscale.max).to.be(10000);
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expect(axisAutoscale.ticks.length).to.within(7, 8);
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expect(axisAutoscale.ticks[0]).to.within(0.00099999999, 0.00100000001);
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if (axisAutoscale.ticks.length === 7) {
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expect(axisAutoscale.ticks[axisAutoscale.ticks.length - 1]).to.within(999.9999, 1000.0001);
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} else {
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expect(axisAutoscale.ticks[axisAutoscale.ticks.length - 1]).to.be(10000);
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}
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var axisFixedscale = ctx.plotOptions.yaxes[1];
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expect(axisFixedscale.min).to.be(0.05);
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expect(axisFixedscale.max).to.be(1500);
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expect(axisFixedscale.ticks.length).to.be(5);
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expect(axisFixedscale.ticks[0]).to.be(0.1);
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expect(axisFixedscale.ticks[4]).to.be(1000);
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});
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});
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graphScenario('when logBase is log 10 and data points contain only zeroes', function(ctx) {
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ctx.setup(function(ctrl, data) {
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ctrl.panel.yaxes[0].logBase = 10;
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data[0] = new TimeSeries({
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datapoints: [[0, 1], [0, 2], [0, 3], [0, 4]],
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alias: 'seriesAutoscale',
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});
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data[0].yaxis = 1;
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});
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it('should not set min and max and should create some fake ticks', function() {
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var axisAutoscale = ctx.plotOptions.yaxes[0];
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expect(axisAutoscale.transform(100)).to.be(2);
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expect(axisAutoscale.inverseTransform(-3)).to.within(0.00099999999, 0.00100000001);
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expect(axisAutoscale.min).to.be(undefined);
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expect(axisAutoscale.max).to.be(undefined);
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expect(axisAutoscale.ticks.length).to.be(2);
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expect(axisAutoscale.ticks[0]).to.be(1);
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expect(axisAutoscale.ticks[1]).to.be(2);
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});
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});
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// y-min set 0 is a special case for log scale,
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// this approximates it by setting min to 0.1
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graphScenario('when logBase is log 10 and y-min is set to 0 and auto min is > 0.1', function(ctx) {
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ctx.setup(function(ctrl, data) {
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ctrl.panel.yaxes[0].logBase = 10;
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ctrl.panel.yaxes[0].min = '0';
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data[0] = new TimeSeries({
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datapoints: [[2000, 1], [4, 2], [500, 3], [3000, 4]],
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alias: 'seriesAutoscale',
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});
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data[0].yaxis = 1;
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});
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it('should set min to 0.1 and add a tick for 0.1', function() {
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var axisAutoscale = ctx.plotOptions.yaxes[0];
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expect(axisAutoscale.transform(100)).to.be(2);
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expect(axisAutoscale.inverseTransform(-3)).to.within(0.00099999999, 0.00100000001);
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expect(axisAutoscale.min).to.be(0.1);
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expect(axisAutoscale.max).to.be(10000);
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expect(axisAutoscale.ticks.length).to.be(6);
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expect(axisAutoscale.ticks[0]).to.be(0.1);
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expect(axisAutoscale.ticks[5]).to.be(10000);
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});
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});
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graphScenario('when logBase is log 2 and y-min is set to 0 and num of ticks exceeds max', function(ctx) {
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ctx.setup(function(ctrl, data) {
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const heightForApprox5Ticks = 125;
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ctrl.height = heightForApprox5Ticks;
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ctrl.panel.yaxes[0].logBase = 2;
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ctrl.panel.yaxes[0].min = '0';
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data[0] = new TimeSeries({
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datapoints: [[2000, 1], [4, 2], [500, 3], [3000, 4], [10000, 5], [100000, 6]],
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alias: 'seriesAutoscale',
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});
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data[0].yaxis = 1;
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});
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it('should regenerate ticks so that if fits on the y-axis', function() {
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var axisAutoscale = ctx.plotOptions.yaxes[0];
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expect(axisAutoscale.min).to.be(0.1);
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expect(axisAutoscale.ticks.length).to.be(8);
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expect(axisAutoscale.ticks[0]).to.be(0.1);
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expect(axisAutoscale.ticks[7]).to.be(262144);
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expect(axisAutoscale.max).to.be(262144);
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});
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it('should set axis max to be max tick value', function() {
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expect(ctx.plotOptions.yaxes[0].max).to.be(262144);
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});
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});
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graphScenario('dashed lines options', function(ctx) {
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ctx.setup(function(ctrl) {
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ctrl.panel.lines = true;
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ctrl.panel.linewidth = 2;
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ctrl.panel.dashes = true;
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});
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it('should configure dashed plot with correct options', function() {
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expect(ctx.plotOptions.series.lines.show).to.be(true);
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expect(ctx.plotOptions.series.dashes.lineWidth).to.be(2);
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expect(ctx.plotOptions.series.dashes.show).to.be(true);
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});
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});
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graphScenario('should use timeStep for barWidth', function(ctx) {
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ctx.setup(function(ctrl, data) {
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ctrl.panel.bars = true;
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data[0] = new TimeSeries({
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datapoints: [[1, 10], [2, 20]],
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alias: 'series1',
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});
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});
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it('should set barWidth', function() {
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expect(ctx.plotOptions.series.bars.barWidth).to.be(1 / 1.5);
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});
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});
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graphScenario('series option overrides, fill & points', function(ctx) {
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ctx.setup(function(ctrl, data) {
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ctrl.panel.lines = true;
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ctrl.panel.fill = 5;
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data[0].zindex = 10;
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data[1].alias = 'test';
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data[1].lines = { fill: 0.001 };
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data[1].points = { show: true };
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});
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it('should match second series and fill zero, and enable points', function() {
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expect(ctx.plotOptions.series.lines.fill).to.be(0.5);
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expect(ctx.plotData[1].lines.fill).to.be(0.001);
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expect(ctx.plotData[1].points.show).to.be(true);
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});
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});
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graphScenario('should order series order according to zindex', function(ctx) {
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ctx.setup(function(ctrl, data) {
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data[1].zindex = 1;
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data[0].zindex = 10;
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});
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it('should move zindex 2 last', function() {
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expect(ctx.plotData[0].alias).to.be('series2');
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expect(ctx.plotData[1].alias).to.be('series1');
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});
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});
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graphScenario('when series is hidden', function(ctx) {
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ctx.setup(function(ctrl) {
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ctrl.hiddenSeries = { series2: true };
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});
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it('should remove datapoints and disable stack', function() {
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expect(ctx.plotData[0].alias).to.be('series1');
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expect(ctx.plotData[1].data.length).to.be(0);
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expect(ctx.plotData[1].stack).to.be(false);
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});
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});
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graphScenario('when stack and percent', function(ctx) {
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ctx.setup(function(ctrl) {
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ctrl.panel.percentage = true;
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ctrl.panel.stack = true;
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});
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it('should show percentage', function() {
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var axis = ctx.plotOptions.yaxes[0];
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expect(axis.tickFormatter(100, axis)).to.be('100%');
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});
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});
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graphScenario(
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'when panel too narrow to show x-axis dates in same granularity as wide panels',
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function(ctx) {
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describe('and the range is less than 24 hours', function() {
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ctx.setup(function(ctrl) {
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ctrl.range.from = moment([2015, 1, 1, 10]);
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ctrl.range.to = moment([2015, 1, 1, 22]);
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});
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it('should format dates as hours minutes', function() {
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var axis = ctx.plotOptions.xaxis;
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expect(axis.timeformat).to.be('%H:%M');
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});
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});
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describe('and the range is less than one year', function() {
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ctx.setup(function(scope) {
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scope.range.from = moment([2015, 1, 1]);
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scope.range.to = moment([2015, 11, 20]);
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});
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it('should format dates as month days', function() {
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var axis = ctx.plotOptions.xaxis;
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expect(axis.timeformat).to.be('%m/%d');
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});
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});
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},
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10
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);
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graphScenario('when graph is histogram, and enable stack', function(ctx) {
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ctx.setup(function(ctrl, data) {
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ctrl.panel.xaxis.mode = 'histogram';
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ctrl.panel.stack = true;
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ctrl.hiddenSeries = {};
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data[0] = new TimeSeries({
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datapoints: [[100, 1], [100, 2], [200, 3], [300, 4]],
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alias: 'series1',
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});
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data[1] = new TimeSeries({
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datapoints: [[100, 1], [100, 2], [200, 3], [300, 4]],
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alias: 'series2',
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});
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});
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it('should calculate correct histogram', function() {
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expect(ctx.plotData[0].data[0][0]).to.be(100);
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expect(ctx.plotData[0].data[0][1]).to.be(2);
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expect(ctx.plotData[1].data[0][0]).to.be(100);
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expect(ctx.plotData[1].data[0][1]).to.be(2);
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});
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});
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graphScenario('when graph is histogram, and some series are hidden', function(ctx) {
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ctx.setup(function(ctrl, data) {
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ctrl.panel.xaxis.mode = 'histogram';
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ctrl.panel.stack = false;
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ctrl.hiddenSeries = { series2: true };
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data[0] = new TimeSeries({
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datapoints: [[100, 1], [100, 2], [200, 3], [300, 4]],
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alias: 'series1',
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});
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data[1] = new TimeSeries({
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datapoints: [[100, 1], [100, 2], [200, 3], [300, 4]],
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alias: 'series2',
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});
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});
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it('should calculate correct histogram', function() {
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expect(ctx.plotData[0].data[0][0]).to.be(100);
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expect(ctx.plotData[0].data[0][1]).to.be(2);
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});
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});
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});
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