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90 lines
4.4 KiB
90 lines
4.4 KiB
var assert = require('assert');
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var vis = require('../dist/vis');
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var jsdom = require('mocha-jsdom')
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var moment = vis.moment;
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var timeline = vis.timeline;
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var TimeStep = timeline.TimeStep;
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var TestSupport = require('./TestSupport');
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describe('TimeStep', function () {
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jsdom();
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it('should work with just start and end dates', function () {
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var timestep = new TimeStep(new Date(2017, 3, 3), new Date(2017, 3, 5));
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assert.equal(timestep.autoScale, true, "should autoscale if scale not specified");
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assert.equal(timestep.scale, "day", "should default to day scale if scale not specified");
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assert.equal(timestep.step, 1, "should default to 1 day step if scale not specified");
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});
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it('should work with specified scale (just under 1 second)', function () {
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var timestep = new TimeStep(new Date(2017, 3, 3), new Date(2017, 3, 5), 999);
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assert.equal(timestep.scale, "second", "should have right scale");
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assert.equal(timestep.step, 1, "should have right step size");
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});
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// TODO: check this - maybe should work for 1000?
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it('should work with specified scale (1 second)', function () {
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var timestep = new TimeStep(new Date(2017, 3, 3), new Date(2017, 3, 5), 1001);
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assert.equal(timestep.scale, "second", "should have right scale");
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assert.equal(timestep.step, 5, "should have right step size");
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});
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it('should work with specified scale (2 seconds)', function () {
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var timestep = new TimeStep(new Date(2017, 3, 3), new Date(2017, 3, 5), 2000);
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assert.equal(timestep.scale, "second", "should have right scale");
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assert.equal(timestep.step, 5, "should have right step size");
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});
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it('should work with specified scale (5 seconds)', function () {
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var timestep = new TimeStep(new Date(2017, 3, 3), new Date(2017, 3, 5), 5001);
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assert.equal(timestep.scale, "second", "should have right scale");
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assert.equal(timestep.step, 10, "should have right step size");
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});
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it('should perform the step with a specified scale (1 year)', function () {
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var timestep = new TimeStep(new Date(2017, 3, 3), new Date(2017, 3, 5));
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timestep.setScale({ scale: 'year', step: 1 });
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timestep.start();
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assert.equal(timestep.getCurrent().unix(), moment("2017-01-01T00:00:00.000").unix(), "should have the right initial value");
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timestep.next();
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assert.equal(timestep.getCurrent().unix(), moment("2018-01-01T00:00:00.000").unix(), "should have the right value after a step");
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});
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it('should perform the step with a specified scale (1 month)', function () {
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var timestep = new TimeStep(new Date(2017, 3, 3), new Date(2017, 3, 5));
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timestep.setScale({ scale: 'month', step: 1 });
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timestep.start();
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assert.equal(timestep.getCurrent().unix(), moment("2017-04-01T00:00:00.000").unix(), "should have the right initial value");
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timestep.next();
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assert.equal(timestep.getCurrent().unix(), moment("2017-05-01T00:00:00.000").unix(), "should have the right value after a step");
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});
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it('should perform the step with a specified scale (1 week)', function () {
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var timestep = new TimeStep(new Date(2017, 3, 3), new Date(2017, 3, 5));
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timestep.setScale({ scale: 'week', step: 1 });
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timestep.start();
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assert.equal(timestep.getCurrent().unix(), moment("2017-04-02T00:00:00.000").unix(), "should have the right initial value");
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timestep.next();
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assert.equal(timestep.getCurrent().unix(), moment("2017-04-09T00:00:00.000").unix(), "should have the right value after a step");
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});
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it('should perform the step with a specified scale (1 day)', function () {
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var timestep = new TimeStep(new Date(2017, 3, 3), new Date(2017, 3, 5));
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timestep.setScale({ scale: 'day', step: 1 });
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timestep.start();
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assert.equal(timestep.getCurrent().unix(), moment("2017-04-03T00:00:00.000").unix(), "should have the right initial value");
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timestep.next();
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assert.equal(timestep.getCurrent().unix(), moment("2017-04-04T00:00:00.000").unix(), "should have the right value after a step");
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});
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it('should perform the step with a specified scale (1 hour)', function () {
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var timestep = new TimeStep(new Date(2017, 3, 3), new Date(2017, 3, 5));
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timestep.setScale({ scale: 'hour', step: 1 });
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timestep.start();
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assert.equal(timestep.getCurrent().unix(), moment("2017-04-03T00:00:00.000").unix(), "should have the right initial value");
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timestep.next();
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assert.equal(timestep.getCurrent().unix(), moment("2017-04-03T01:00:00.000").unix(), "should have the right value after a step");
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});
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});
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