146 lines
4.7 KiB
JavaScript
146 lines
4.7 KiB
JavaScript
require('../support/test_helper');
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var RedisPool = require('redis-mpool');
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var assert = require('../support/assert');
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var mapnik = require('windshaft').mapnik;
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var CartodbWindshaft = require('../../lib/cartodb/server');
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var serverOptions = require('../../lib/cartodb/server_options');
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var TemplateMaps = require('../../lib/cartodb/backends/template_maps.js');
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describe('named maps provider cache', function() {
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var server;
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before(function () {
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server = new CartodbWindshaft(serverOptions);
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});
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// configure redis pool instance to use in tests
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var redisPool = new RedisPool(global.environment.redis);
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var templateMaps = new TemplateMaps(redisPool, {
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max_user_templates: global.environment.maxUserTemplates
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});
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var username = 'localhost';
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var templateName = 'template_with_color';
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var IMAGE_TOLERANCE = 20;
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function createTemplate(color) {
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return {
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version: '0.0.1',
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name: templateName,
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auth: {
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method: 'open'
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},
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placeholders: {
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color: {
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type: "css_color",
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default: color
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}
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},
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layergroup: {
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layers: [
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{
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type: 'mapnik',
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options: {
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sql: 'select * from populated_places_simple_reduced',
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cartocss: '#layer { marker-fill: <%= color %>; marker-line-color: <%= color %>; }',
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cartocss_version: '2.3.0'
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}
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}
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]
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}
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};
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}
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afterEach(function (done) {
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templateMaps.delTemplate(username, templateName, done);
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});
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function getNamedTile(options, callback) {
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if (!callback) {
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callback = options;
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options = {};
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}
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var url = '/api/v1/map/named/' + templateName + '/all/' + [0,0,0].join('/') + '.png';
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var requestOptions = {
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url: url,
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method: 'GET',
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headers: {
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host: username
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},
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encoding: 'binary'
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};
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var statusCode = options.statusCode || 200;
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var expectedResponse = {
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status: statusCode,
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headers: {
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'Content-Type': statusCode === 200 ? 'image/png' : 'application/json; charset=utf-8'
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}
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};
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assert.response(server, requestOptions, expectedResponse, function (res, err) {
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var img;
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if (statusCode === 200) {
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img = mapnik.Image.fromBytes(new Buffer(res.body, 'binary'));
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}
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return callback(err, res, img);
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});
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}
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function previewFixture(color) {
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return './test/fixtures/provider/populated_places_simple_reduced-' + color + '.png';
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}
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var colors = ['red', 'red', 'green', 'blue'];
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colors.forEach(function(color) {
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it('should return an image estimating its bounds based on dataset', function (done) {
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templateMaps.addTemplate(username, createTemplate(color), function (err) {
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if (err) {
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return done(err);
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}
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getNamedTile(function(err, res, img) {
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assert.ok(!err);
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assert.imageIsSimilarToFile(img, previewFixture(color), IMAGE_TOLERANCE, done);
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});
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});
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});
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});
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it('should fail to use template from named map provider after template deletion', function (done) {
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var color = 'black';
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templateMaps.addTemplate(username, createTemplate(color), function (err) {
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if (err) {
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return done(err);
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}
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getNamedTile(function(err, res, img) {
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assert.ok(!err);
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assert.imageIsSimilarToFile(img, previewFixture(color), IMAGE_TOLERANCE, function(err) {
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assert.ok(!err);
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templateMaps.delTemplate(username, templateName, function (err) {
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assert.ok(!err);
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getNamedTile({ statusCode: 404 }, function(err, res) {
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assert.ok(!err);
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assert.deepEqual(
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JSON.parse(res.body).errors,
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["Template 'template_with_color' of user 'localhost' not found"]
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);
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// add template again so it's clean in afterEach
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templateMaps.addTemplate(username, createTemplate(color), done);
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});
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});
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});
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});
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});
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});
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});
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