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describe('c3 api data', function () {
'use strict';
var chart;
var args = {
data: {
columns: [
['data1', 30, 200, 100, 400, 150, 250],
['data2', 5000, 2000, 1000, 4000, 1500, 2500]
],
names: {
data1: 'Data Name 1',
data2: 'Data Name 2'
},
colors: {
data1: '#FF0000',
data2: '#00FF00'
},
axes: {
data1: 'y',
data2: 'y2'
}
},
axis: {
y2: {
show: true
}
}
};
beforeEach(function (done) {
chart = window.initChart(chart, args, done);
});
describe('data()', function () {
it('should return all of data if no argument given', function () {
var results = chart.data(),
expected = ['data1', 'data2'];
results.forEach(function (result, i) {
expect(result.id).toBe(expected[i]);
});
});
it('should return specifid data if string argument given', function () {
var results = chart.data('data1');
expect(results.length).toBe(1);
expect(results[0].id).toBe('data1');
});
it('should return specifid data if array argument given', function () {
var results = chart.data(['data1', 'data2']);
expect(results.length).toBe(2);
expect(results[0].id).toBe('data1');
expect(results[1].id).toBe('data2');
});
});
describe('data.shown()', function () {
it('should return only shown targets', function () {
var results;
chart.hide('data1');
results = chart.data.shown();
expect(results.length).toBe(1);
expect(results[0].id).toBe('data2');
});
});
describe('data.values()', function () {
it('should return values for specified target', function () {
var values = chart.data.values('data1'),
expectedValues = [30, 200, 100, 400, 150, 250];
expect(values.length).toBe(6);
values.forEach(function (v, i) {
expect(v).toBe(expectedValues[i]);
});
});
it('should return null when no args', function () {
var values = chart.data.values();
expect(values).toBeNull();
});
});
describe('data.names()', function () {
it('should return data.names specified as argument', function () {
var results = chart.data.names();
expect(results.data1).toBe('Data Name 1');
expect(results.data2).toBe('Data Name 2');
});
it('should return data.names specified as api', function () {
var results = chart.data.names({
data1: 'New Data Name 1',
data2: 'New Data Name 2'
});
expect(results.data1).toBe('New Data Name 1');
expect(results.data2).toBe('New Data Name 2');
});
it('should set data.names specified as api', function () {
expect(d3.select('.c3-legend-item-data1 text').text()).toBe("New Data Name 1");
expect(d3.select('.c3-legend-item-data2 text').text()).toBe("New Data Name 2");
});
});
describe('data.colors()', function () {
it('should return data.colors specified as argument', function () {
var results = chart.data.colors();
expect(results.data1).toBe('#FF0000');
expect(results.data2).toBe('#00FF00');
});
it('should return data.colors specified as api', function () {
var results = chart.data.colors({
data1: '#00FF00',
data2: '#FF0000'
});
expect(results.data1).toBe('#00FF00');
expect(results.data2).toBe('#FF0000');
});
it('should set data.colors specified as api', function () {
expect(d3.select('.c3-line-data1').style('stroke')).toBe("#00ff00");
expect(d3.select('.c3-line-data2').style('stroke')).toBe("#ff0000");
expect(d3.select('.c3-legend-item-data1 .c3-legend-item-tile').style('fill')).toBe("#00ff00");
expect(d3.select('.c3-legend-item-data2 .c3-legend-item-tile').style('fill')).toBe("#ff0000");
});
});
describe('data.axes()', function () {
it('should return data.axes specified as argument', function () {
var results = chart.data.axes();
expect(results.data1).toBe('y');
expect(results.data2).toBe('y2');
expect(d3.select('.c3-axis-y g.tick text').text()).toBe('0');
expect(d3.select('.c3-axis-y2 g.tick text').text()).toBe('1000');
});
it('should return data.axes specified as api', function () {
var results = chart.data.axes({
data1: 'y2',
data2: 'y'
});
expect(results.data1).toBe('y2');
expect(results.data2).toBe('y');
expect(d3.select('.c3-axis-y g.tick text').text()).toBe('1000');
expect(d3.select('.c3-axis-y2 g.tick text').text()).toBe('0');
});
});
});
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