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33fab5580b
init kicks off building the ui, which can fetch spritesheets for the <defs> The assetPath needs to be set otherwise these files will not be found
104 lines
4.2 KiB
JavaScript
104 lines
4.2 KiB
JavaScript
describe('iD.svgMidpoints', function () {
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var context, surface;
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var _selectedIDs = [];
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var filter = function() { return true; };
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var projection = d3.geoProjection(function(x, y) { return [x, -y]; })
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.translate([0, 0])
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.scale(iD.geoZoomToScale(17))
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.clipExtent([[0, 0], [Infinity, Infinity]]);
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beforeEach(function () {
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context = iD.coreContext().assetPath('../dist/').init();
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context.enter({
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id: 'select',
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enter: function() { },
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exit: function() { },
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selectedIDs: function() { return _selectedIDs; }
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});
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d3.select(document.createElement('div'))
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.attr('class', 'main-map')
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.call(context.map().centerZoom([0, 0], 17));
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surface = context.surface();
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});
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it('creates midpoint on segment completely within the extent', function () {
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var a = iD.osmNode({loc: [0, 0]});
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var b = iD.osmNode({loc: [1, 0]});
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var line = iD.osmWay({nodes: [a.id, b.id]});
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var graph = iD.coreGraph([a, b, line]);
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var extent = iD.geoExtent([0, 0], [1, 1]);
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_selectedIDs = [line.id];
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context.entity = function(id) { return graph.entity(id); };
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context.hasEntity = function(id) { return graph.entities[id]; };
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surface.call(iD.svgMidpoints(projection, context), graph, [line], filter, extent);
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expect(surface.selectAll('.midpoint').datum().loc).to.eql([0.5, 0]);
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});
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it('doesn\'t create midpoint on segment with pixel length less than 40', function () {
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var a = iD.osmNode({loc: [0, 0]});
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var b = iD.osmNode({loc: [0.0001, 0]});
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var line = iD.osmWay({nodes: [a.id, b.id]});
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var graph = iD.coreGraph([a, b, line]);
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var extent = iD.geoExtent([0, 0], [1, 1]);
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_selectedIDs = [line.id];
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context.entity = function(id) { return graph.entity(id); };
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context.hasEntity = function(id) { return graph.entities[id]; };
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surface.call(iD.svgMidpoints(projection, context), graph, [line], filter, extent);
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expect(surface.selectAll('.midpoint').nodes()).to.have.length(0);
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});
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it('doesn\'t create midpoint on segment completely outside of the extent', function () {
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var a = iD.osmNode({loc: [-1, 0]});
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var b = iD.osmNode({loc: [-0.5, 0]});
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var line = iD.osmWay({nodes: [a.id, b.id]});
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var graph = iD.coreGraph([a, b, line]);
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var extent = iD.geoExtent([0, 0], [1, 1]);
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_selectedIDs = [line.id];
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context.entity = function(id) { return graph.entity(id); };
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context.hasEntity = function(id) { return graph.entities[id]; };
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surface.call(iD.svgMidpoints(projection, context), graph, [line], filter, extent);
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expect(surface.selectAll('.midpoint').nodes()).to.have.length(0);
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});
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it('creates midpoint on extent edge for segment partially outside of the extent', function () {
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var a = iD.osmNode({loc: [0.5, 0]});
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var b = iD.osmNode({loc: [2, 0]});
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var line = iD.osmWay({nodes: [a.id, b.id]});
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var graph = iD.coreGraph([a, b, line]);
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var extent = iD.geoExtent([0, 0], [1, 1]);
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_selectedIDs = [line.id];
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context.entity = function(id) { return graph.entity(id); };
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context.hasEntity = function(id) { return graph.entities[id]; };
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surface.call(iD.svgMidpoints(projection, context), graph, [line], filter, extent);
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expect(surface.selectAll('.midpoint').datum().loc).to.eql([1, 0]);
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});
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it('doesn\'t create midpoint on extent edge for segment with pixel length less than 20', function () {
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var a = iD.osmNode({loc: [0.9999, 0]});
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var b = iD.osmNode({loc: [2, 0]});
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var line = iD.osmWay({nodes: [a.id, b.id]});
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var graph = iD.coreGraph([a, b, line]);
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var extent = iD.geoExtent([0, 0], [1, 1]);
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_selectedIDs = [line.id];
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context.entity = function(id) { return graph.entity(id); };
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context.hasEntity = function(id) { return graph.entities[id]; };
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surface.call(iD.svgMidpoints(projection, context), graph, [line], filter, extent);
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expect(surface.selectAll('.midpoint').nodes()).to.have.length(0);
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});
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});
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