CartoDB-SQL-API/test/acceptance/export/svg.js

require('../../helper');
require('../../support/assert');


var app    = require(global.settings.app_root + '/app/controllers/app')()
    , assert = require('assert')
    , querystring = require('querystring')
    , _ = require('underscore')
    , zipfile = require('zipfile')
    , fs      = require('fs')
    , libxmljs = require('libxmljs')
    ;

// allow lots of emitters to be set to silence warning
app.setMaxListeners(0);

suite('export.svg', function() {

test('GET /api/v1/sql with SVG format', function(done){
    var query = querystring.stringify({
      q: "SELECT 1 as cartodb_id, ST_MakeLine(ST_MakePoint(10, 10), ST_MakePoint(1034, 778)) AS the_geom ",
      format: "svg"
    });
    assert.response(app, {
        url: '/api/v1/sql?' + query,
        headers: {host: 'vizzuality.cartodb.com'},
        method: 'GET'
    },{ }, function(res){
        assert.equal(res.statusCode, 200, res.body);
        var cd = res.header('Content-Disposition');
        assert.ok(/filename=cartodb-query.svg/gi.test(cd), cd);
        assert.equal(res.header('Content-Type'), 'image/svg+xml; charset=utf-8');
        assert.ok( res.body.indexOf('<path d="M 0 768 L 1024 0" />') > 0, res.body );
        // TODO: test viewBox
        done();
    });
});

test('POST /api/v1/sql with SVG format', function(done){
    var query = querystring.stringify({
      q: "SELECT 1 as cartodb_id, ST_MakeLine(ST_MakePoint(10, 10), ST_MakePoint(1034, 778)) AS the_geom ",
      format: "svg"
    });
    assert.response(app, {
        url: '/api/v1/sql',
        data: query,
        headers: {host: 'vizzuality.cartodb.com', 'Content-Type': 'application/x-www-form-urlencoded' },
        method: 'POST'
    },{ }, function(res){
        assert.equal(res.statusCode, 200, res.body);
        var cd = res.header('Content-Disposition');
        assert.equal(true, /^attachment/.test(cd), 'SVG is not disposed as attachment: ' + cd);
        assert.ok(/filename=cartodb-query.svg/gi.test(cd), cd);
        assert.equal(res.header('Content-Type'), 'image/svg+xml; charset=utf-8');
        assert.ok( res.body.indexOf('<path d="M 0 768 L 1024 0" />') > 0, res.body );
        // TODO: test viewBox
        done();
    });
});

test('GET /api/v1/sql with SVG format and custom filename', function(done){
    var query = querystring.stringify({
      q: "SELECT 1 as cartodb_id, ST_MakeLine(ST_MakePoint(10, 10), ST_MakePoint(1034, 778)) AS the_geom ",
      format: "svg",
      filename: 'mysvg'
    });
    assert.response(app, {
        url: '/api/v1/sql?' + query,
        headers: {host: 'vizzuality.cartodb.com'},
        method: 'GET'
    },{ }, function(res){
        assert.equal(res.statusCode, 200, res.body);
        var cd = res.header('Content-Disposition');
        assert.ok(/filename=mysvg.svg/gi.test(cd), cd);
        assert.equal(res.header('Content-Type'), 'image/svg+xml; charset=utf-8');
        assert.ok( res.body.indexOf('<path d="M 0 768 L 1024 0" />') > 0, res.body );
        // TODO: test viewBox
        done();
    });
});

test('GET /api/v1/sql with SVG format and centered point', function(done){
    var query = querystring.stringify({
      q: "SELECT 1 as cartodb_id, ST_MakePoint(5000, -54) AS the_geom ",
      format: "svg"
    });
    assert.response(app, {
        url: '/api/v1/sql?' + query,
        headers: {host: 'vizzuality.cartodb.com'},
        method: 'GET'
    },{ }, function(res){
        assert.equal(res.statusCode, 200, res.body);
        var cd = res.header('Content-Disposition');
        assert.ok(/filename=cartodb-query.svg/gi.test(cd), cd);
        assert.equal(res.header('Content-Type'), 'image/svg+xml; charset=utf-8');
        assert.ok( res.body.indexOf('cx="0" cy="0"') > 0, res.body );
        // TODO: test viewBox
        // TODO: test radius
        done();
    });
});

test('GET /api/v1/sql with SVG format and trimmed decimals', function(done){
    var queryobj = {
      q: "SELECT 1 as cartodb_id, 'LINESTRING(0 0, 1024 768, 500.123456 600.98765432)'::geometry AS the_geom ",
      format: "svg",
      dp: 2
    };
    assert.response(app, {
        url: '/api/v1/sql?' + querystring.stringify(queryobj),
        headers: {host: 'vizzuality.cartodb.com'},
        method: 'GET'
    },{ }, function(res){
        assert.equal(res.statusCode, 200, res.body);
        var cd = res.header('Content-Disposition');
        assert.ok(/filename=cartodb-query.svg/gi.test(cd), cd);
        assert.equal(res.header('Content-Type'), 'image/svg+xml; charset=utf-8');
        assert.ok( res.body.indexOf('<path d="M 0 768 L 1024 0 500.12 167.01" />') > 0, res.body );
        // TODO: test viewBox

        queryobj.dp = 3;
        assert.response(app, {
          url: '/api/v1/sql?' + querystring.stringify(queryobj),
          headers: {host: 'vizzuality.cartodb.com'},
          method: 'GET'
        },{}, function(res) {
          assert.equal(res.statusCode, 200, res.body);
          var cd = res.header('Content-Disposition');
          assert.equal(true, /^attachment/.test(cd), 'SVG is not disposed as attachment: ' + cd);
          assert.ok(/filename=cartodb-query.svg/gi.test(cd), cd);
          assert.equal(res.header('Content-Type'), 'image/svg+xml; charset=utf-8');
          assert.ok( res.body.indexOf('<path d="M 0 768 L 1024 0 500.123 167.012" />') > 0, res.body );
          // TODO: test viewBox
          done();
        });
    });
});

// Test adding "the_geom" to skipfields
// See http://github.com/Vizzuality/CartoDB-SQL-API/issues/73
test('SVG format with "the_geom" in skipfields', function(done){
    var query = querystring.stringify({
      q: "SELECT 1 as cartodb_id, ST_MakePoint(5000, -54) AS the_geom ",
      format: "svg",
      skipfields: "the_geom"
    });
    assert.response(app, {
        url: '/api/v1/sql?' + query,
        headers: {host: 'vizzuality.cartodb.com'},
        method: 'GET'
    },{ }, function(res){
        assert.equal(res.statusCode, 400, res.statusCode + ': ' + res.body);
        assert.deepEqual(res.headers['content-type'], 'application/json; charset=utf-8');
        assert.deepEqual(res.headers['content-disposition'], 'inline');
        assert.deepEqual(JSON.parse(res.body), {
          error:['column "the_geom" does not exist']
        });
        done();
    });
});

test('SVG format with missing "the_geom" field', function(done){
    var query = querystring.stringify({
      q: "SELECT 1 as cartodb_id, ST_MakePoint(5000, -54) AS something_else ",
      format: "svg"
    });
    assert.response(app, {
        url: '/api/v1/sql?' + query,
        headers: {host: 'vizzuality.cartodb.com'},
        method: 'GET'
    },{ }, function(res){
        assert.equal(res.statusCode, 400, res.statusCode + ': ' + res.body);
        assert.deepEqual(JSON.parse(res.body), {
          error:['column "the_geom" does not exist']
        });
        done();
    });
});



});