133 lines
4.8 KiB
JavaScript
133 lines
4.8 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 fs = require('fs');
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var PortedServerOptions = require('./support/ported_server_options');
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var http = require('http');
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var testClient = require('./support/test_client');
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var nock = require('nock');
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describe('external resources', function() {
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var res_serv; // resources server
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var res_serv_status = { numrequests:0 }; // status of resources server
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var res_serv_port;
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var IMAGE_EQUALS_TOLERANCE_PER_MIL = 25;
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before(function(done) {
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// Start a server to test external resources
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res_serv = http.createServer( function(request, response) {
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++res_serv_status.numrequests;
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var filename = __dirname + '/../../fixtures/markers' + request.url;
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fs.readFile(filename, "binary", function(err, file) {
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if ( err ) {
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response.writeHead(404, {'Content-Type': 'text/plain'});
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response.write("404 Not Found\n");
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} else {
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response.writeHead(200);
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response.write(file, "binary");
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}
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response.end();
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});
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});
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const host = '127.0.0.1';
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const markersServer = res_serv.listen(0);
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res_serv_port = markersServer.address().port;
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nock.disableNetConnect();
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nock.enableNetConnect(host);
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markersServer.on('listening', done);
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});
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after(function(done) {
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testHelper.rmdirRecursiveSync(global.environment.millstone.cache_basedir);
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nock.cleanAll();
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nock.enableNetConnect();
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// Close the resources server
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res_serv.close(done);
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});
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function imageCompareFn(fixture, done) {
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return function(err, res) {
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if (err) {
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return done(err);
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}
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var referenceImagePath = './test/fixtures/' + fixture;
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assert.imageBufferIsSimilarToFile(res.body, referenceImagePath, IMAGE_EQUALS_TOLERANCE_PER_MIL, done);
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};
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}
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it("basic external resource", function(done) {
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var circleStyle = "#test_table_3 { marker-file: url('http://127.0.0.1:" + res_serv_port +
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"/circle.svg'); marker-transform:'scale(0.2)'; }";
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testClient.getTile(testClient.defaultTableMapConfig('test_table_3', circleStyle), 13, 4011, 3088,
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imageCompareFn('test_table_13_4011_3088_svg1.png', done));
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});
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it("different external resource", function(done) {
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var squareStyle = "#test_table_3 { marker-file: url('http://127.0.0.1:" + res_serv_port +
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"/square.svg'); marker-transform:'scale(0.2)'; }";
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testClient.getTile(testClient.defaultTableMapConfig('test_table_3', squareStyle), 13, 4011, 3088,
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imageCompareFn('test_table_13_4011_3088_svg2.png', done));
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});
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// See http://github.com/CartoDB/Windshaft/issues/107
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it("external resources get localized on renderer creation if not locally cached", function(done) {
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var options = {
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serverOptions: PortedServerOptions
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};
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var externalResourceStyle = "#test_table_3{marker-file: url('http://127.0.0.1:" + res_serv_port +
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"/square.svg'); marker-transform:'scale(0.2)'; }";
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var externalResourceMapConfig = testClient.defaultTableMapConfig('test_table_3', externalResourceStyle);
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testClient.createLayergroup(externalResourceMapConfig, options, function() {
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var externalResourceRequestsCount = res_serv_status.numrequests;
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testClient.createLayergroup(externalResourceMapConfig, options, function() {
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assert.equal(res_serv_status.numrequests, externalResourceRequestsCount);
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// reset resources cache
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testHelper.rmdirRecursiveSync(global.environment.millstone.cache_basedir);
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externalResourceMapConfig = testClient.defaultTableMapConfig('test_table_3 ', externalResourceStyle);
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testClient.createLayergroup(externalResourceMapConfig, options, function() {
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assert.equal(res_serv_status.numrequests, externalResourceRequestsCount + 1);
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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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it("referencing unexistant external resources returns an error", function(done) {
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var url = "http://127.0.0.1:" + res_serv_port + "/notfound.png";
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var style = "#test_table_3{marker-file: url('" + url + "'); marker-transform:'scale(0.2)'; }";
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var mapConfig = testClient.defaultTableMapConfig('test_table_3', style);
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testClient.createLayergroup(mapConfig, { statusCode: 400 }, function(err, res) {
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assert.deepEqual(JSON.parse(res.body).errors, [
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"Unable to download '" + url + "' for 'style0' (server returned 404)"]
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);
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done();
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});
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});
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});
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