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270 lines (236 loc) · 10.3 KB
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describe('Line chart tests', function () {
'use strict';
beforeEach(function () {
});
afterEach(function () {
});
describe('Meta data tests', function () {
it('should render meta data correctly with mixed value array', function (done) {
jasmine.getFixtures().set('<div class="ct-chart ct-golden-section"></div>');
var meta = {
test: 'Serialized Test'
};
var data = {
labels: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu'],
series: [
[5, 2, 4, {
value: 2,
meta: meta
}, 0]
]
};
var chart = new Chartist.Line('.ct-chart', data);
chart.on('created', function () {
expect(Chartist.deserialize($('.ct-point').eq(3).attr('ct:meta'))).toEqual(meta);
done();
});
});
it('should render meta data correctly with mixed value array and different normalized data length', function (done) {
jasmine.getFixtures().set('<div class="ct-chart ct-golden-section"></div>');
var meta = {
test: 'Serialized Test'
};
var data = {
labels: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
series: [
[5, 2, 4, {
value: 2,
meta: meta
}, 0]
]
};
var chart = new Chartist.Line('.ct-chart', data);
chart.on('created', function () {
expect(Chartist.deserialize($('.ct-point').eq(3).attr('ct:meta'))).toEqual(meta);
done();
});
});
it('should render meta data correctly with mixed value array and mixed series notation', function (done) {
jasmine.getFixtures().set('<div class="ct-chart ct-golden-section"></div>');
var seriesMeta = 9999,
valueMeta = {
test: 'Serialized Test'
};
var data = {
labels: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
series: [
[5, 2, 4, {
value: 2,
meta: valueMeta
}, 0],
{
meta: seriesMeta,
data: [5, 2, {
value: 2,
meta: valueMeta
}, 0]
}
]
};
var chart = new Chartist.Line('.ct-chart', data);
chart.on('created', function () {
expect(Chartist.deserialize($('.ct-series-a .ct-point').eq(3).attr('ct:meta'))).toEqual(valueMeta);
expect(Chartist.deserialize($('.ct-series-b')).attr('ct:meta')).toEqual('' + seriesMeta);
expect(Chartist.deserialize($('.ct-series-b .ct-point').eq(2).attr('ct:meta'))).toEqual(valueMeta);
done();
});
});
});
describe('Line charts with holes', function () {
it('should render correctly with Interpolation.none and holes everywhere', function (done) {
jasmine.getFixtures().set('<div class="ct-chart ct-golden-section"></div>');
var chart = new Chartist.Line('.ct-chart', {
labels: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
series: [
[NaN, 15, 0, null, 2, 3, 4, undefined, {value: 1, meta: 'meta data'}, null]
]
}, {
lineSmooth: false
});
chart.on('draw', function (context) {
if (context.type === 'line') {
expect(context.path.pathElements.map(function (pathElement) {
return {
command: pathElement.command,
data: pathElement.data
};
})).toEqual([
{command: 'M', data: {valueIndex: 1, value: {x: undefined, y: 15}, meta: undefined}},
{command: 'L', data: {valueIndex: 2, value: {x: undefined, y: 0}, meta: undefined}},
{command: 'M', data: {valueIndex: 4, value: {x: undefined, y: 2}, meta: undefined}},
{command: 'L', data: {valueIndex: 5, value: {x: undefined, y: 3}, meta: undefined}},
{command: 'L', data: {valueIndex: 6, value: {x: undefined, y: 4}, meta: undefined}},
{command: 'M', data: {valueIndex: 8, value: {x: undefined, y: 1}, meta: 'meta data'}}
]);
done();
}
});
});
it('should render correctly with Interpolation.cardinal and holes everywhere', function (done) {
jasmine.getFixtures().set('<div class="ct-chart ct-golden-section"></div>');
var chart = new Chartist.Line('.ct-chart', {
labels: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
series: [
[NaN, 15, 0, null, 2, 3, 4, undefined, {value: 1, meta: 'meta data'}, null]
]
}, {
lineSmooth: true
});
chart.on('draw', function (context) {
if (context.type === 'line') {
expect(context.path.pathElements.map(function (pathElement) {
return {
command: pathElement.command,
data: pathElement.data
};
})).toEqual([
{command: 'M', data: {valueIndex: 1, value: {x: undefined, y: 15}, meta: undefined}},
// Cardinal should create Line path segment if only one connection
{command: 'L', data: {valueIndex: 2, value: {x: undefined, y: 0}, meta: undefined}},
{command: 'M', data: {valueIndex: 4, value: {x: undefined, y: 2}, meta: undefined}},
// Cardinal should create Curve path segment for 2 or more connections
{command: 'C', data: {valueIndex: 5, value: {x: undefined, y: 3}, meta: undefined}},
{command: 'C', data: {valueIndex: 6, value: {x: undefined, y: 4}, meta: undefined}},
{command: 'M', data: {valueIndex: 8, value: {x: undefined, y: 1}, meta: 'meta data'}}
]);
done();
}
});
});
it('should render correctly with Interpolation.simple and holes everywhere', function (done) {
jasmine.getFixtures().set('<div class="ct-chart ct-golden-section"></div>');
var chart = new Chartist.Line('.ct-chart', {
labels: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
series: [
[NaN, 15, 0, null, 2, 3, 4, undefined, {value: 1, meta: 'meta data'}, null]
]
}, {
lineSmooth: Chartist.Interpolation.simple()
});
chart.on('draw', function (context) {
if (context.type === 'line') {
expect(context.path.pathElements.map(function (pathElement) {
return {
command: pathElement.command,
data: pathElement.data
};
})).toEqual([
{command: 'M', data: {valueIndex: 1, value: {x: undefined, y: 15}, meta: undefined}},
{command: 'C', data: {valueIndex: 2, value: {x: undefined, y: 0}, meta: undefined}},
{command: 'M', data: {valueIndex: 4, value: {x: undefined, y: 2}, meta: undefined}},
{command: 'C', data: {valueIndex: 5, value: {x: undefined, y: 3}, meta: undefined}},
{command: 'C', data: {valueIndex: 6, value: {x: undefined, y: 4}, meta: undefined}},
{command: 'M', data: {valueIndex: 8, value: {x: undefined, y: 1}, meta: 'meta data'}}
]);
done();
}
});
});
it('should render correctly with postponed Interpolation.step and holes everywhere', function (done) {
jasmine.getFixtures().set('<div class="ct-chart ct-golden-section"></div>');
var chart = new Chartist.Line('.ct-chart', {
labels: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
series: [
[NaN, 15, 0, null, 2, 3, 4, undefined, {value: 1, meta: 'meta data'}, null]
]
}, {
lineSmooth: Chartist.Interpolation.step()
});
chart.on('draw', function (context) {
if (context.type === 'line') {
expect(context.path.pathElements.map(function (pathElement) {
return {
command: pathElement.command,
data: pathElement.data
};
})).toEqual([
{command: 'M', data: {valueIndex: 1, value: {x: undefined, y: 15}, meta: undefined}},
{command: 'L', data: {valueIndex: 1, value: {x: undefined, y: 15}, meta: undefined}},
{command: 'L', data: {valueIndex: 2, value: {x: undefined, y: 0}, meta: undefined}},
{command: 'M', data: {valueIndex: 4, value: {x: undefined, y: 2}, meta: undefined}},
{command: 'L', data: {valueIndex: 4, value: {x: undefined, y: 2}, meta: undefined}},
{command: 'L', data: {valueIndex: 5, value: {x: undefined, y: 3}, meta: undefined}},
{command: 'L', data: {valueIndex: 5, value: {x: undefined, y: 3}, meta: undefined}},
{command: 'L', data: {valueIndex: 6, value: {x: undefined, y: 4}, meta: undefined}},
{command: 'M', data: {valueIndex: 8, value: {x: undefined, y: 1}, meta: 'meta data'}}
]);
done();
}
});
});
it('should render correctly with preponed Interpolation.step and holes everywhere', function (done) {
jasmine.getFixtures().set('<div class="ct-chart ct-golden-section"></div>');
var chart = new Chartist.Line('.ct-chart', {
labels: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
series: [
[NaN, 15, 0, null, 2, 3, 4, undefined, {value: 1, meta: 'meta data'}, null]
]
}, {
lineSmooth: Chartist.Interpolation.step({
postpone: false
})
});
chart.on('draw', function (context) {
if (context.type === 'line') {
expect(context.path.pathElements.map(function (pathElement) {
return {
command: pathElement.command,
data: pathElement.data
};
})).toEqual([
{command: 'M', data: {valueIndex: 1, value: {x: undefined, y: 15}, meta: undefined}},
{command: 'L', data: {valueIndex: 2, value: {x: undefined, y: 0}, meta: undefined}},
{command: 'L', data: {valueIndex: 2, value: {x: undefined, y: 0}, meta: undefined}},
{command: 'M', data: {valueIndex: 4, value: {x: undefined, y: 2}, meta: undefined}},
{command: 'L', data: {valueIndex: 5, value: {x: undefined, y: 3}, meta: undefined}},
{command: 'L', data: {valueIndex: 5, value: {x: undefined, y: 3}, meta: undefined}},
{command: 'L', data: {valueIndex: 6, value: {x: undefined, y: 4}, meta: undefined}},
{command: 'L', data: {valueIndex: 6, value: {x: undefined, y: 4}, meta: undefined}},
{command: 'M', data: {valueIndex: 8, value: {x: undefined, y: 1}, meta: 'meta data'}}
]);
done();
}
});
});
});
});
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