nvd3
Version:
A reusable charting library written in d3.js
72 lines (62 loc) • 2.15 kB
text/coffeescript
describe 'NVD3', ->
describe 'Historical Bar Chart', ->
sampleData1 = [
key: 'Series 1'
values: [
[-1,-1]
[]
[]
[]
]
]
options =
x: (d,i)-> i
y: (d)-> d[1]
margin:
top: 30
right: 20
bottom: 50
left: 75
width: 200
height: 200
color: nv.utils.defaultColor()
showLegend: true
showXAxis: true
showYAxis: true
rightAlignYAxis: false
noData: 'No Data Available'
builder = null
beforeEach ->
builder = new ChartBuilder nv.models.historicalBarChart()
builder.build options, sampleData1
afterEach ->
builder.teardown()
it 'api check', ->
should.exist builder.model.options, 'options exposed'
for opt of options
should.exist builder.model[opt](), "#{opt} can be called"
it 'renders', ->
wrap = builder.$ 'g.nvd3.nv-historicalBarChart'
should.exist wrap[0]
it 'clears chart objects for no data', ->
builder = new ChartBuilder nv.models.historicalBarChart()
builder.buildover options, sampleData1, []
groups = builder.$ 'g'
groups.length.should.equal 0, 'removes chart components'
it 'has correct structure', ->
cssClasses = [
'.nv-x.nv-axis'
'.nv-y.nv-axis'
'.nv-barsWrap'
'.nv-bars'
'.nv-legendWrap'
]
for cssClass in cssClasses
do (cssClass) ->
should.exist builder.$("g.nvd3.nv-historicalBarChart #{cssClass}")[0]
it 'can override axis ticks', ->
builder.model.xAxis.ticks(34)
builder.model.yAxis.ticks(56)
builder.model.update()
builder.model.xAxis.ticks().should.equal 34
builder.model.yAxis.ticks().should.equal 56