228 lines
8.6 KiB
JavaScript
228 lines
8.6 KiB
JavaScript
var SHOW_LOGS = (process.env.HIDE_LOGS !== 'true');
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var assert = require('assert');
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var carto = require('../lib/carto');
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describe('RenderingJS', function() {
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var shader;
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var style = [
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'#world {',
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'line-width: 2;',
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'line-color: #f00;',
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'[frame-offset = 1] {',
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'line-width: 3;',
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'}',
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'[frame-offset = 2] {',
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'line-width: 3;',
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'}',
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'}',
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'',
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'#worls[frame-offset = 10] {',
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'line-width: 4;',
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'}'
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].join('\n');
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beforeEach(function() {
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shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(style);
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});
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it ("shold render layers", function() {
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assert(shader.getLayers().length === 2);
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});
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it ("shold report frames used in the layer", function() {
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var layer = shader.getLayers()[0];
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assert( layer.frames()[0] === 0);
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assert( layer.frames()[1] === 1);
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layer = shader.getLayers()[1];
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assert( layer.frames()[0] === 10);
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});
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it ("shold render with frames var", function() {
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var layer = shader.getLayers()[1];
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var props = layer.getStyle({}, { 'zoom': 0, 'frame-offset': 10 });
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assert( props['line-width'] === 4);
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});
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it ("shold render variables", function() {
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var style = '#test { marker-width: [testing]; }';
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shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(style);
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var layer = shader.getLayers()[0];
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var props = layer.getStyle({testing: 2}, { 'zoom': 0, 'frame-offset': 10 });
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assert( props['marker-width'] === 2);
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});
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it ("should allow filter based rendering", function() {
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var style = '#test { marker-width: 10; [zoom = 1] { marker-width: 1; } }';
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shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(style);
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var layer = shader.getLayers()[0];
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var props = layer.getStyle({}, { 'zoom': 0, 'frame-offset': 10 });
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assert( props['marker-width'] === 10);
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props = layer.getStyle({}, { 'zoom': 1, 'frame-offset': 10 });
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assert( props['marker-width'] === 1);
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});
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it ("symbolizers should be in rendering order", function() {
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var style = '#test { polygon-fill: red; line-color: red; }';
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style += '#test2 { line-color: red;polygon-fill: red; line-width: 10; }';
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var shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(style);
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var layer0 = shader.getLayers()[0];
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assert(layer0.getSymbolizers()[0] === 'polygon');
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assert(layer0.getSymbolizers()[1] === 'line');
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var layer1 = shader.getLayers()[1];
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assert(layer0.getSymbolizers()[0] === 'polygon');
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assert(layer0.getSymbolizers()[1] === 'line');
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});
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it ("colorize should return a list of colours in same order", function() {
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var style = '#test { image-filters: colorize-alpha(blue, cyan, green, yellow, orange, red); }';
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var shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(style);
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var layer0 = shader.getLayers()[0];
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var st = layer0.getStyle({ value: 1 }, {"frame-offset": 0, "zoom": 3});
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var expectedColours = [[0, 0, 255], [0, 255, 255], [0, 128, 0], [255, 255, 0], [255, 165, 0], [255, 0, 0]];
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for (var i = 0; i < st["image-filters"].args; i++){
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assert (st["image-filters"].args[i].rgb === expectedColours[i]);
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}
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});
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it ("should return list of marker-files", function(){
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var css = [
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'Map {',
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'-torque-time-attribute: "date";',
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'-torque-aggregation-function: "count(cartodb_id)";',
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'-torque-frame-count: 760;',
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'-torque-animation-duration: 15;',
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'-torque-resolution: 2',
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'}',
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'#layer {',
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' marker-width: 3;',
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' marker-fill-opacity: 0.8;',
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' marker-fill: #FEE391; ',
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' marker-file: url(http://localhost:8081/gal.svg); ',
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' comp-op: "lighten";',
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' [value > 2] { marker-file: url(http://upload.wikimedia.org/wikipedia/commons/4/43/Flag_of_the_Galactic_Empire.svg); }',
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' [value > 3] { marker-file: url(http://upload.wikimedia.org/wikipedia/commons/c/c9/Flag_of_Syldavia.svg); }',
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' [frame-offset = 1] { marker-width: 10; marker-fill-opacity: 0.05;}',
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' [frame-offset = 2] { marker-width: 15; marker-fill-opacity: 0.02;}',
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'}'
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].join('\n');
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var shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(css);
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var markerURLs = shader.getImageURLs();
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var against = ["http://localhost:8081/gal.svg", "http://upload.wikimedia.org/wikipedia/commons/4/43/Flag_of_the_Galactic_Empire.svg", "http://upload.wikimedia.org/wikipedia/commons/c/c9/Flag_of_Syldavia.svg"];
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for(var i = 0; i<against.length; i++){
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assert(against[i] == markerURLs[i])
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}
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})
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it ("should return variable for styles that change", function() {
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var style = '#test { marker-width: [prop]; }';
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var shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(style);
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var layer0 = shader.getLayers()[0];
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assert(layer0.isVariable());
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style = '#test { marker-width: 1; }';
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shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(style);
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layer0 = shader.getLayers()[0];
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assert(!layer0.isVariable());
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style = '#test { marker-width: [prop]; marker-fill: red; }';
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shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(style);
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layer0 = shader.getLayers()[0];
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assert(layer0.isVariable());
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});
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it("should parse styles with string", function() {
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var style = '#test { [column = "test\'ing"] { marker-width: 10; } }';
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var shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(style);
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var layer = shader.getLayers()[0];
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var props = layer.getStyle({column: 'test\'ing'}, { 'zoom': 0, 'frame-offset': 10 });
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assert(props['marker-width'] === 10);
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});
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it("should parse styles with filters not supported by dot notation", function() {
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var style = '#test["mapnik::geometry_type"=1] { marker-width: 10; }';
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var shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(style);
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var layer = shader.getLayers()[0];
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var props = layer.getStyle({"mapnik::geometry_type": 1}, { 'zoom': 0 });
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assert.equal(props['marker-width'], 10);
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var emptyFilterProps = layer.getStyle({"mapnik::geometry_type": 2}, { 'zoom': 0 });
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assert.equal(emptyFilterProps['marker-width'], null);
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});
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it ("should parse turbocarto", function(){
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var css = [
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'#layer {',
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' marker-width: ramp([cartodb_id], (#fff, #bbb), jenks);',
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'}'
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].join('\n');
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var shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(css);
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var layer = shader.getLayers()[0];
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var st = layer.shader['marker-width'].style({}, {zoom: 1})
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assert.equal(st.name, "ramp")
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assert.equal(st.args.length, 3);
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assert.equal(st.args[1].value[0].rgb[0], 255);
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assert.equal(st.args[1].value[0].rgb[1], 255);
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assert.equal(st.args[1].value[0].rgb[2], 255);
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assert.equal(st.args[2].value, 'jenks');
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})
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it("should parse turbocarto with inner functions", function(){
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var css = [
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'#layer {',
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' marker-width: ramp([cartodb_id], cartocolor(Bold), category(10));',
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'}'
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].join('\n');
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var shader = (new carto.RendererJS({ debug: SHOW_LOGS })).render(css);
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var layer = shader.getLayers()[0];
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var st = layer.shader['marker-width'].style({}, {zoom: 1});
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assert.equal(st.name, "ramp");
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assert.equal(st.args.length, 3);
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assert.equal(st.args[1].name, 'cartocolor');
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assert.equal(st.args[1].args[0].value, 'Bold');
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assert.equal(st.args[2].name, 'category');
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assert.equal(st.args[2].args[0].value, 10);
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});
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it("should work with multiple operands", function(){
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var css = [
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'#layer {',
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' marker-width: [value] * [value] * 0.5;',
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'}'
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].join('\n');
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var shader = (new carto.RendererJS({ debug: false })).render(css);
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var layer = shader.getLayers()[0];
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var width = layer.shader['marker-width'].style({value: 4}, {zoom: 1});
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assert.equal(width, 8);
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});
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it("should not throw `ReferenceError` with `=~` operator", function(){
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var css = [
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'#layer[name=~".*wadus*"] {',
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' marker-width: 14;',
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'}'
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].join('\n');
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assert.doesNotThrow(function () {
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var shader = (new carto.RendererJS({})).render(css);
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var layer = shader.getLayers()[0];
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var value = layer.shader['marker-width'].style({ name: 'wadus' }, { zoom: 1 });
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assert.equal(value, 14);
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}, ReferenceError);
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});
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it("`=~` operator should support numbers", function(){
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var css = [
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'#layer[value=~"^10"] {',
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' marker-width: 14;',
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'}'
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].join('\n');
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assert.doesNotThrow(function () {
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var shader = (new carto.RendererJS({})).render(css);
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var layer = shader.getLayers()[0];
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var value = layer.shader['marker-width'].style({ value: 10 }, { zoom: 1 });
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assert.equal(value, 14);
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}, Error);
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});
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});
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