var describe = window.describe, expect = window.expect, it = window.it, beforeEach = window.beforeEach; describe('c3 chart zoom', function () { 'use strict'; var chart, d3; var args = { data: { columns: [ ['data1', 30, 200, 100, 400, 3150, 250], ['data2', 50, 20, 10, 40, 15, 6025] ] }, axis: { x: { extent: [1, 2] } }, zoom: { enable: true }, subchart: { show: true } }; beforeEach(function (done) { chart = window.initChart(chart, args, done); d3 = chart.internal.d3; }); describe('default extent', function () { describe('main chart domain', function () { it('should have original y domain', function () { var yDomain = chart.internal.y.domain(), expectedYDomain = [-591.5, 6626.5]; expect(yDomain[0]).toBe(expectedYDomain[0]); expect(yDomain[1]).toBe(expectedYDomain[1]); }); }); describe('main chart domain', function () { it('should have original y domain in subchart', function () { var yDomain = chart.internal.y.domain(), subYDomain = chart.internal.subY.domain(); expect(subYDomain[0]).toBe(yDomain[0]); expect(subYDomain[1]).toBe(yDomain[1]); }); }); describe('main chart domain', function () { it('should have specified brush extent', function () { var brushExtent = chart.internal.brush.extent(), expectedBrushExtent = [1, 2]; expect(brushExtent[0]).toBe(expectedBrushExtent[0]); expect(brushExtent[1]).toBe(expectedBrushExtent[1]); }); }); }); });