require("../env");

require("../../d3");

var vows = require("vows"),

    assert = require("assert");

var suite = vows.describe("d3.html");

suite.addBatch({

  "html": {

    topic: function() {

      var cb = this.callback;

      return d3.html("examples/data/sample.html", function(document) {

        cb(null, document);

      });

    },

    "invokes the callback with the loaded html": function(document) {

      assert.equal(document.getElementsByTagName("H1")[0].textContent, "Hello & world!");

    },

    "override the mime type to text/html": function(xml) {

      assert.equal(XMLHttpRequest._last._info.mimeType, "text/html");

    },

    "": {

      topic: function() {

        var cb = this.callback;

        return d3.html("//does/not/exist.html", function(document) {

          cb(null, document);

        });

      },

      "invokes the callback with null when an error occurs": function(document) {

        assert.isNull(document);

      }

    }

  }

});

suite.export(module);