require("../env");

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

var vows = require("vows"),

    assert = require("assert");

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

suite.addBatch({

  "selectAll": {

    topic: function() {

      var body = d3.select("body").html("");

      body.append("span").attr("class", "f00").attr("id", "b4r").attr("name", "b4z");

      body.append("div").attr("class", "foo").attr("id", "bar").attr("name", "baz");

      return body;

    },

    "selects by element name": function() {

      var div = d3.selectAll("div");

      assert.equal(div[0][0].tagName, "DIV");

    },

    "selects by class name": function() {

      var div = d3.selectAll(".foo");

      assert.equal(div[0][0].className, "foo");

    },

    "selects by id": function() {

      var div = d3.select("div#bar");

      assert.equal(div[0][0].id, "bar");

    },

    "selects by attribute value": function() {

      var div = d3.selectAll("[name=baz]");

      assert.equal(div[0][0].getAttribute("name"), "baz");

    },

    "selects by array": function() {

      var div = d3.selectAll([document.body.lastChild]);

      assert.isTrue(div[0][0] === document.body.lastChild);

      assert.length(div, 1);

      assert.length(div[0], 1);

    },

    "groups are not instances of NodeList": function() {

      var div = d3.select("body").selectAll(function() { return this.getElementsByClassName("div"); });

      assert.isFalse(div[0] instanceof window.NodeList);

    }

  }

});

suite.export(module);