'use strict';

require('../../support/test-helper');

var assert = require('../../support/assert');
var testClient = require('./support/test-client');
var serverOptions = require('./support/ported-server-options');
var fs = require('fs');
var http = require('http');
var path = require('path');

describe.skip('blend http client timeout', function () {
    var mapConfig = {
        version: '1.3.0',
        layers: [
            {
                type: 'http',
                options: {
                    urlTemplate: 'http://127.0.0.1:8033/{s}/{z}/{x}/{y}.png',
                    subdomains: ['light']
                }
            },
            {
                type: 'mapnik',
                options: {
                    sql: 'SELECT * FROM populated_places_simple_reduced',
                    cartocss: '#layer { marker-fill:red; } #layer { marker-width: 2; }',
                    cartocss_version: '2.3.0',
                    geom_column: 'the_geom'
                }
            }
        ]
    };

    var oldHttpRendererTimeout;
    var httpRendererTimeout = 100;

    var slowHttpRendererResourcesServer;

    before(function (done) {
        oldHttpRendererTimeout = serverOptions.renderer.http.timeout;
        serverOptions.renderer.http.timeout = httpRendererTimeout;

        // Start a server to test external resources
        slowHttpRendererResourcesServer = http.createServer(function (request, response) {
            setTimeout(function () {
                var filename = path.join(__dirname, '/../fixtures/http/light_nolabels-1-0-0.png');
                fs.readFile(filename, { encoding: 'binary' }, function (err, file) {
                    if (err) {
                        return done(err);
                    }

                    response.writeHead(200);
                    response.write(file, 'binary');
                    response.end();
                });
            }, httpRendererTimeout * 2);
        });
        slowHttpRendererResourcesServer.listen(8033, done);
    });

    after(function (done) {
        serverOptions.renderer.http.timeout = oldHttpRendererTimeout;
        slowHttpRendererResourcesServer.close(done);
    });

    it('should fail to render when http layer times out', function (done) {
        var options = {
            statusCode: 400,
            contentType: 'application/json; charset=utf-8',
            serverOptions: serverOptions
        };
        testClient.withLayergroup(mapConfig, options, function (err, requestTile, finish) {
            assert.ifError(err);
            var tileUrl = '/all/0/0/0.png';
            requestTile(tileUrl, options, function (err, res) {
                assert.ok(!err);
                var parsedBody = JSON.parse(res.body);
                assert.ok(parsedBody.errors);
                assert.ok(parsedBody.errors.length);
                assert.strictEqual(parsedBody.errors[0], 'Unable to fetch http tile: http://127.0.0.1:8033/light/0/0/0.png');
                finish(function (finishErr) {
                    done(err || finishErr);
                });
            });
        });
    });
});