Windshaft-cartodb/test/acceptance/mvt-test.js
2019-10-21 19:07:24 +02:00

290 lines
10 KiB
JavaScript

'use strict';
require('../support/test-helper');
var assert = require('../support/assert');
var TestClient = require('../support/test-client');
var serverOptions = require('../../lib/server-options');
function createMapConfig (sql = TestClient.SQL.ONE_POINT) {
return {
version: '1.6.0',
layers: [{
type: 'cartodb',
options: {
sql: sql,
cartocss: TestClient.CARTOCSS.POINTS,
cartocss_version: '2.3.0',
interactivity: 'cartodb_id'
}
}]
};
}
describe('mvt (mapnik)', mvt(false));
describe('mvt (postgis)', mvt(true));
function mvt (usePostGIS) {
return function () {
const originalUsePostGIS = serverOptions.renderer.mvt.usePostGIS;
before(function () {
serverOptions.renderer.mvt.usePostGIS = usePostGIS;
});
after(function () {
serverOptions.renderer.mvt.usePostGIS = originalUsePostGIS;
});
describe('named map tile', function () {
it('should get default named vector tile', function (done) {
const apikeyToken = 1234;
const templateName = `mvt-template-${usePostGIS ? 'postgis' : 'mapnik'}`;
const template = {
version: '0.0.1',
name: templateName,
placeholders: {
buffersize: {
type: 'number',
default: 0
}
},
layergroup: {
version: '1.7.0',
layers: [{
type: 'cartodb',
options: {
sql: 'select * from populated_places_simple_reduced limit 10',
cartocss: TestClient.CARTOCSS.POINTS,
cartocss_version: '2.3.0'
}
}]
}
};
const testClient = new TestClient(template, apikeyToken);
testClient.keysToDelete['map_tpl|localhost'] = 0;
testClient.getNamedTile(templateName, 0, 0, 0, 'mvt', {}, (err, res, tile) => {
if (err) {
return done(err);
}
const tileJSON = tile.toJSON();
assert.equal(tileJSON[0].features.length, 10);
testClient.drain(done);
});
});
});
describe('analysis-layers-dataviews-mvt', function () {
function createMapConfig (layers, dataviews, analysis) {
return {
version: '1.5.0',
layers: layers,
dataviews: dataviews || {},
analyses: analysis || []
};
}
var CARTOCSS = [
'#points {',
' marker-fill-opacity: 1.0;',
' marker-line-color: #FFF;',
' marker-line-width: 0.5;',
' marker-line-opacity: 1.0;',
' marker-placement: point;',
' marker-type: ellipse;',
' marker-width: 8;',
' marker-fill: red;',
' marker-allow-overlap: true;',
'}'
].join('\n');
var mapConfig = createMapConfig(
[
{
type: 'cartodb',
options: {
source: {
id: '2570e105-7b37-40d2-bdf4-1af889598745'
},
cartocss: CARTOCSS,
cartocss_version: '2.3.0'
}
}
],
{
pop_max_histogram: {
source: {
id: '2570e105-7b37-40d2-bdf4-1af889598745'
},
type: 'histogram',
options: {
column: 'pop_max'
}
}
},
[
{
id: '2570e105-7b37-40d2-bdf4-1af889598745',
type: 'source',
params: {
query: 'select * from populated_places_simple_reduced'
}
}
]
);
it('should get pop_max column from dataview', function (done) {
var testClient = new TestClient(mapConfig);
testClient.getTile(0, 0, 0, { format: 'mvt', layers: 0 }, function (err, res, MVT) {
var geojsonTile = JSON.parse(MVT.toGeoJSONSync(0));
assert.ok(!err, err);
assert.ok(Array.isArray(geojsonTile.features));
assert.ok(geojsonTile.features.length > 0);
var feature = geojsonTile.features[0];
assert.ok(feature.properties.hasOwnProperty('pop_max'), 'Missing pop_max property');
testClient.drain(done);
});
});
});
const testCases = [
{
desc: 'should get empty mvt with code 204 (no content)',
coords: { z: 0, x: 0, y: 0 },
format: 'mvt',
response: {
status: 204,
headers: {
'Content-Type': undefined
}
},
mapConfig: createMapConfig(TestClient.SQL.EMPTY)
},
{
desc: 'should get mvt tile with code 200 (ok)',
coords: { z: 0, x: 0, y: 0 },
format: 'mvt',
response: {
status: 200,
headers: {
'Content-Type': 'application/x-protobuf'
}
},
mapConfig: createMapConfig()
}
];
testCases.forEach(function (test) {
it(test.desc, done => {
var testClient = new TestClient(test.mapConfig);
const { z, x, y } = test.coords;
const { format, response } = test;
testClient.getTile(z, x, y, { format, response }, err => {
assert.ifError(err);
testClient.drain(done);
});
});
});
describe('overviews', function () {
function createMapConfig (layers, dataviews, analysis) {
return {
version: '1.8.0',
layers: layers,
dataviews: dataviews || {},
analyses: analysis || []
};
}
it('should use overviews to fetch mvt data', function (done) {
const mapConfig = createMapConfig(
[
{
type: 'cartodb',
options: {
sql: 'SELECT * FROM test_table_overviews',
cartocss: TestClient.CARTOCSS.POINTS,
cartocss_version: '2.3.0'
}
}
]
);
const testClient = new TestClient(mapConfig);
const [z, x, y] = [0, 0, 0];
const options = { format: 'mvt' };
testClient.getTile(z, x, y, options, function (err, res, mvt) {
assert.ifError(err);
const geojsonTile = JSON.parse(mvt.toGeoJSONSync(0));
assert.ok(Array.isArray(geojsonTile.features));
assert.ok(geojsonTile.features.length > 0);
const feature = geojsonTile.features[0];
assert.ok(feature.properties.hasOwnProperty('_feature_count'), 'Missing _feature_count property');
assert.equal(feature.properties.cartodb_id, 1);
assert.equal(feature.properties.name, 'Hawai');
assert.equal(feature.properties._feature_count, 5); // original table has _feature_count = 1
assert.equal(feature.properties.value, 3); // original table has value = 1.0
testClient.drain(done);
});
});
it('first layer should use overviews, second layer shouldn\'t', function (done) {
const mapConfig = createMapConfig(
[
{
type: 'cartodb',
options: {
sql: 'SELECT * FROM test_table_overviews',
cartocss: TestClient.CARTOCSS.POINTS,
cartocss_version: '2.3.0'
}
},
{
type: 'cartodb',
options: {
sql: 'SELECT * FROM test_table',
cartocss: TestClient.CARTOCSS.POINTS,
cartocss_version: '2.3.0'
}
}
]
);
const testClient = new TestClient(mapConfig);
const [z, x, y] = [0, 0, 0];
const options = { format: 'mvt' };
testClient.getTile(z, x, y, options, function (err, res, mvt) {
assert.ifError(err);
const tileWithOverviews = JSON.parse(mvt.toGeoJSONSync(0));
const tileWithoutOverviews = JSON.parse(mvt.toGeoJSONSync(1));
assert.ok(Array.isArray(tileWithOverviews.features));
assert.equal(tileWithOverviews.features.length, 1);
assert.equal(tileWithOverviews.features[0].properties._feature_count, 5);
assert.ok(Array.isArray(tileWithoutOverviews.features));
assert.equal(tileWithoutOverviews.features.length, 5);
assert.equal(tileWithoutOverviews.features[0].properties._feature_count, undefined);
testClient.drain(done);
});
});
});
};
}