require("../env");

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

var vows = require("vows"),

    assert = require("assert");

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

suite.addBatch({

  "transition": {

    topic: function() {

      return d3.transition();

    },

    "selects the document": function(transition) {

      assert.domEqual(transition[0][0].node, document);

    },

    "is an instanceof d3.transition": function(transition) {

      assert.isTrue(transition instanceof d3.transition);

    },

    "subselections are also instanceof d3.transition": function(transition) {

      assert.isTrue(transition.select("body") instanceof d3.transition);

      assert.isTrue(transition.selectAll("body") instanceof d3.transition);

    },

    "transition prototype can be extended": function(transition) {

      var vv = [];

      d3.transition.prototype.foo = function(v) { vv.push(v); return this; };

      transition.select("body").foo(42);

      assert.deepEqual(vv, [42]);

      delete d3.transition.prototype.foo;

    }

  }

});

suite.export(module);

var suite = vows.describe("transition");

suite.addBatch({

  // Subtransitions

  "select": require("./transition-test-select"),

  "selectAll": require("./transition-test-selectAll"),

  "transition": require("./transition-test-transition"),

  // Content

  "attr": require("./transition-test-attr"),

  "attrTween": require("./transition-test-attrTween"),

  "style": require("./transition-test-style"),

  "styleTween": require("./transition-test-styleTween"),

  "text": require("./transition-test-text"),

  "remove": require("./transition-test-remove"),

  // Animation

  "delay": require("./transition-test-delay"),

  "duration": require("./transition-test-duration"),

  // Control

  "each": require("./transition-test-each"),

  "call": require("./transition-test-call"),

  "tween": require("./transition-test-tween"),

  "id": require("./transition-test-id"),

  "time": require("./transition-test-time")

});

suite.export(module);