vis.js is a dynamic, browser-based visualization library
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var assert = require('assert');
var vis = require('../dist/vis');
var jsdom = require('mocha-jsdom');
var moment = vis.moment;
var timeline = vis.timeline;
var PointItem = require("../lib/timeline/component/item/PointItem");
var Range = timeline.Range;
var TestSupport = require('./TestSupport');
describe('Timeline PointItem', function () {
jsdom();
it('should initialize with minimal data', function() {
var now = moment().toDate();
var pointItem = new PointItem({start: now}, null, null);
assert.equal(pointItem.props.content.height, 0);
assert.equal(pointItem.data.start, now);
});
it('should have a default width of 0', function() {
var now = moment().toDate();
var pointItem = new PointItem({start: now}, null, null);
assert.equal(pointItem.getWidthRight(), 0);
assert.equal(pointItem.getWidthLeft(), 0);
});
it('should error if there is missing data', function () {
assert.throws(function () { new PointItem({}, null, null)}, Error);
});
it('should be visible if the range is during', function() {
var now = moment();
var range = new Range(TestSupport.buildSimpleTimelineRangeBody());
range.start = now.clone().add(-1, 'second');
range.end = range.start.clone().add(1, 'hour');
var pointItem = new PointItem({start: now.toDate()}, null, null);
assert(pointItem.isVisible(range));
});
it('should not be visible if the range is after', function() {
var now = moment();
var range = new Range(TestSupport.buildSimpleTimelineRangeBody());
range.start = now.clone().add(1, 'second');
range.end = range.start.clone().add(1, 'hour');
var pointItem = new PointItem({start: now.toDate()}, null, null);
assert(!pointItem.isVisible(range));
});
it('should not be visible if the range is before', function() {
var now = moment();
var range = new Range(TestSupport.buildSimpleTimelineRangeBody());
range.end = now.clone().add(-1, 'second');
range.start = range.end.clone().add(-1, 'hour');
var pointItem = new PointItem({start: now.toDate()}, null, null);
assert(!pointItem.isVisible(range));
});
it('should be visible for a "now" point with a default range', function() {
var range = new Range(TestSupport.buildSimpleTimelineRangeBody());
var now = moment().toDate();
var pointItem = new PointItem({start: now}, null, null);
assert(pointItem.isVisible(range));
});
});