138 lines
3.9 KiB
JavaScript
138 lines
3.9 KiB
JavaScript
'use strict';
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var testHelper = require('../../support/test_helper');
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var assert = require('../../support/assert');
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var mapnik = require('windshaft').mapnik;
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var cartodbServer = require('../../../lib/server');
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var ServerOptions = require('./support/ported_server_options');
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var LayergroupToken = require('../../../lib/models/layergroup-token');
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describe('retina support', function() {
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var layergroupId = null;
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var server;
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before(function () {
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server = cartodbServer(ServerOptions);
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server.setMaxListeners(0);
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});
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var keysToDelete;
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beforeEach(function(done) {
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keysToDelete = {'user:localhost:mapviews:global': 5};
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var retinaSampleMapConfig = {
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version: '1.2.0',
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layers: [
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{
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options: {
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sql: 'SELECT * FROM populated_places_simple_reduced',
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cartocss: '#layer { marker-fill:red; } #layer { marker-width: 2; }',
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cartocss_version: '2.3.0',
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geom_column: 'the_geom'
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}
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}
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]
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};
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assert.response(server,
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{
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url: '/api/v1/map',
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method: 'POST',
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headers: {
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host: 'localhost',
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'Content-Type': 'application/json'
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},
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data: JSON.stringify(retinaSampleMapConfig)
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},
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{
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},
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function (res, err) {
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assert.ok(!err, 'Failed to create layergroup');
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layergroupId = JSON.parse(res.body).layergroupid;
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done();
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}
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);
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});
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afterEach(function(done) {
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keysToDelete['map_cfg|' + LayergroupToken.parse(layergroupId).token] = 0;
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testHelper.deleteRedisKeys(keysToDelete, done);
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});
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function testRetinaImage(scaleFactor, responseHead, assertFn) {
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assert.response(server,
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{
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url: '/api/v1/map/' + layergroupId + '/0/0/0' + scaleFactor + '.png',
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method: 'GET',
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encoding: 'binary',
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headers: {
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host: 'localhost'
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}
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},
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responseHead,
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assertFn
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);
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}
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function testValidImageDimmensions(scaleFactor, imageSize, done) {
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testRetinaImage(scaleFactor,
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{
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status: 200,
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headers: {
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'Content-Type': 'image/png'
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}
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},
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function(res, err) {
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assert.ok(!err, 'Failed to request 0/0/0' + scaleFactor + '.png tile');
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var image = new mapnik.Image.fromBytes(new Buffer(res.body, 'binary'));
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assert.equal(image.width(), imageSize);
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assert.equal(image.height(), imageSize);
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done();
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}
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);
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}
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it('image dimensions when scale factor is not defined', function(done) {
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testValidImageDimmensions('', 256, done);
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});
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it('image dimensions when scale factor = @1x', function(done) {
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testValidImageDimmensions('@1x', 256, done);
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});
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it('image dimensions when scale factor = @2x', function(done) {
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testValidImageDimmensions('@2x', 512, done);
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});
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it('error when scale factor is not enabled', function(done) {
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var scaleFactor = '@4x';
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testRetinaImage(scaleFactor,
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{
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status: 404,
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headers: {
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'Content-Type': 'application/json; charset=utf-8'
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}
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},
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function(res, err) {
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assert.ok(!err, 'Failed to request 0/0/0' + scaleFactor + '.png tile');
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assert.deepEqual(JSON.parse(res.body).errors, ["Tile with specified resolution not found"]);
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done();
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}
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);
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});
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});
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