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test: add tests for adding oneway arrows to lines

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Huon Wilson
2018-11-28 01:25:04 +11:00
parent d2687d9068
commit f356c6ac49
1 changed files with 56 additions and 0 deletions
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56
test/spec/svg/lines.js
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@@ -129,4 +129,60 @@ describe('iD.svgLines', function () {
});
});
describe('oneway-markers', function() {
it('has marker layer for oneway ways', function() {
// use 1e-2 to make sure segments are long enough to get
// markers, but not so long that they get split and have
// multiple marker segments.
var a = iD.osmNode({id: 'a', loc: [0, 0]});
var b = iD.osmNode({id: 'b', loc: [1e-2, 0]});
var c = iD.osmNode({id: 'c', loc: [0, 1e-2]});
var i_o = iD.osmWay({id: 'implied-oneway', tags: {waterway: 'stream'}, nodes: [a.id, b.id]});
var e_o = iD.osmWay({id: 'explicit-oneway', tags: {highway: 'residential', oneway: 'yes'}, nodes: [a.id, c.id]});
var e_b = iD.osmWay({id: 'explicit-backwards', tags: {highway: 'residential', oneway: '-1'}, nodes: [b.id, c.id]});
var graph = iD.coreGraph([a, b, c, i_o, e_o, e_b]);
surface.call(iD.svgLines(projection, context), graph, [i_o, e_o, e_b], all);
var selection = surface.selectAll('g.onewaygroup > path');
expect(selection.size()).to.eql(3);
expect(selection.nodes()[0].attributes['marker-mid'].nodeValue).to.eql('url(#oneway-marker)');
expect(selection.nodes()[1].attributes['marker-mid'].nodeValue).to.eql('url(#oneway-marker)');
expect(selection.nodes()[2].attributes['marker-mid'].nodeValue).to.eql('url(#oneway-marker)');
});
it('has two marker layers for alternating oneway ways', function() {
var a = iD.osmNode({id: 'a', loc: [0, 0]});
var b = iD.osmNode({id: 'b', loc: [1e-2, 0]});
var e_a = iD.osmWay({id: 'explicit-alternating', tags: {highway: 'residential', oneway: 'alternating'}, nodes: [a.id, b.id]});
var graph = iD.coreGraph([a, b, e_a]);
surface.call(iD.svgLines(projection, context), graph, [e_a], all);
var selection = surface.selectAll('g.onewaygroup > path');
expect(selection.size()).to.eql(2);
expect(selection.nodes()[0].attributes['marker-mid'].nodeValue).to.eql('url(#oneway-marker)');
expect(selection.nodes()[1].attributes['marker-mid'].nodeValue).to.eql('url(#oneway-marker)');
});
it('has no marker layer for oneway=no ways', function() {
var a = iD.osmNode({id: 'a', loc: [0, 0]});
var b = iD.osmNode({id: 'b', loc: [1e-2, 0]});
var c = iD.osmNode({id: 'c', loc: [0, 1e-2]});
var e_no = iD.osmWay({id: 'explicit-no-oneway', tags: {highway: 'residential', oneway: 'no'}, nodes: [a.id, b.id]});
var i_no = iD.osmWay({id: 'implied-no-oneway', tags: {highway: 'residential' }, nodes: [a.id, c.id]});
var graph = iD.coreGraph([a, b, c, e_no, i_no]);
surface.call(iD.svgLines(projection, context), graph, [i_no, e_no], all);
var selection = surface.selectAll('g.onewaygroup > path');
expect(selection.empty()).to.be.true;
});
});
});