morris.js/spec/lib/line_spec.coffee

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2012-09-01 13:12:36 +02:00
describe 'Morris.Line', ->
beforeEach ->
placeholder = $('<div id="graph" style="width: 100px; height: 50px"></div>')
$('#test').append(placeholder)
afterEach ->
$('#test').empty()
it 'should not alter user-supplied data', ->
my_data = [{x: 1, y: 1}, {x: 2, y: 2}]
expected_data = [{x: 1, y: 1}, {x: 2, y: 2}]
Morris.Line
element: 'graph'
data: my_data
xkey: 'x'
ykeys: ['y']
labels: ['dontcare']
my_data.should.deep.equal expected_data
it 'should raise an error when the placeholder element is not found', ->
my_data = [{x: 1, y: 1}, {x: 2, y: 2}]
fn = ->
Morris.Line(
element: "thisplacedoesnotexist"
data: my_data
xkey: 'x'
ykeys: ['y']
labels: ['dontcare']
)
fn.should.throw(/Graph placeholder not found./)