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describe('c3 api zoom', function () {
'use strict';
var chart, args;
beforeEach(function (done) {
chart = window.initChart(chart, args, done);
});
describe('zoom', function () {
it('should update args', function () {
args = {
data: {
columns: [
['data1', 30, 200, 100, 400, 150, 250],
['data2', 50, 20, 10, 40, 15, 25],
['data3', 150, 120, 110, 140, 115, 125]
]
},
zoom: {
enabled: true
}
};
expect(true).toBeTruthy();
});
it('should be zoomed properly', function () {
var target = [3, 5], domain;
chart.zoom(target);
domain = chart.internal.x.domain();
expect(domain[0]).toBe(target[0]);
expect(domain[1]).toBe(target[1]);
});
it('should be zoomed properly again', function () {
var target = [1, 4], domain;
chart.zoom(target);
domain = chart.internal.x.domain();
expect(domain[0]).toBe(target[0]);
expect(domain[1]).toBe(target[1]);
});
it('should load timeseries data', function () {
args = {
data: {
x: 'date',
columns: [
['date', '2014-01-01', '2014-01-02', '2014-08-01', '2014-10-19'],
['data1', 30, 200, 100, 400]
]
},
axis: {
x: {
type: 'timeseries'
}
},
zoom: {
enabled: true
}
};
expect(true).toBeTruthy();
});
it('should be zoomed properly', function () {
var target = [new Date(2014, 7, 1), new Date(2014, 8, 1)], domain;
chart.zoom(target);
domain = chart.internal.x.domain();
expect(+domain[0]).toBe(+target[0]);
expect(+domain[1]).toBe(+target[1]);
});
it('should be zoomed properly', function () {
var target = ['2014-08-01', '2014-09-01'], domain;
chart.zoom(target);
domain = chart.internal.x.domain();
expect(+domain[0]).toBe(+chart.internal.parseDate(target[0]));
expect(+domain[1]).toBe(+chart.internal.parseDate(target[1]));
});
});
describe('unzoom', function () {
it('should load indexed data', function () {
args = {
data: {
columns: [
['data1', 30, 200, 100, 400, 150, 250]
]
},
zoom: {
enabled: true
}
};
expect(true).toBeTruthy();
});
it('should be unzoomed properly', function () {
var target = [1, 4], orginal = chart.internal.x.domain(), domain;
chart.zoom(target);
domain = chart.internal.x.domain();
expect(domain[0]).toBe(target[0]);
expect(domain[1]).toBe(target[1]);
chart.unzoom();
domain = chart.internal.x.domain();
expect(domain[0]).toBe(orginal[0]);
expect(domain[1]).toBe(orginal[1]);
});
});
});
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