goog.provide('ol.test.rendering.style.LineString');

goog.require('ol.Feature');
goog.require('ol.geom.LineString');
goog.require('ol.Map');
goog.require('ol.View');
goog.require('ol.layer.Vector');
goog.require('ol.source.Vector');
goog.require('ol.style.Style');
goog.require('ol.style.Stroke');


describe('ol.rendering.style.LineString', function() {

  var target, map, vectorSource;

  function createMap(renderer) {
    target = createMapDiv(50, 50);

    vectorSource = new ol.source.Vector();
    var vectorLayer = new ol.layer.Vector({
      source: vectorSource
    });

    map = new ol.Map({
      target: target,
      renderer: renderer,
      layers: [vectorLayer],
      view: new ol.View({
        projection: 'EPSG:4326',
        center: [0, 0],
        resolution: 1
      })
    });
    return map;
  }

  describe('different strokes', function() {
    afterEach(function() {
      disposeMap(map);
    });

    function createFeatures() {
      var feature;

      feature = new ol.Feature({
        geometry: new ol.geom.LineString(
            [[-20, 20], [15, 20]]
        )
      });
      feature.setStyle(new ol.style.Style({
        stroke: new ol.style.Stroke({color: '#DE213A', width: 3})
      }));
      vectorSource.addFeature(feature);

      feature = new ol.Feature({
        geometry: new ol.geom.LineString(
            [[-20, 15], [15, 15]]
        )
      });
      feature.setStyle(new ol.style.Style({
        stroke: new ol.style.Stroke({color: '#9696EB', width: 1})
      }));
      vectorSource.addFeature(feature);

      feature = new ol.Feature({
        geometry: new ol.geom.LineString(
            [[-20, 10], [15, 10]]
        )
      });
      feature.setStyle([new ol.style.Style({
        stroke: new ol.style.Stroke({color: '#F2F211', width: 5})
      }), new ol.style.Style({
        stroke: new ol.style.Stroke({color: '#292921', width: 1})
      })]);
      vectorSource.addFeature(feature);

      feature = new ol.Feature({
        geometry: new ol.geom.LineString(
            [[-20, -20], [-2, 0], [15, -20]]
        )
      });
      feature.setStyle(new ol.style.Style({
        stroke: new ol.style.Stroke({
          color: '#000000',
          width: 2,
          lineCap: 'square',
          lineJoin: 'round'
        })
      }));
      vectorSource.addFeature(feature);
    }

    it('tests the canvas renderer', function(done) {
      map = createMap('canvas');
      createFeatures();
      expectResemble(
          map, 'spec/ol/style/expected/linestring-strokes-canvas.png',
          3.0, done);
    });
  });
});