require("../env");

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

var vows = require("vows"),

    assert = require("assert");

var suite = vows.describe("selection.text");

suite.addBatch({

  "select(body)": {

    topic: function() {

      return d3.select("body").html("");

    },

    "sets the text content as a string": function(body) {

      body.text("Hello, world!");

      assert.equal(document.body.textContent, "Hello, world!");

    },

    "sets the text content as a number": function(body) {

      body.text(42);

      assert.equal(document.body.textContent, "42");

    },

    "sets the text content as a function": function(body) {

      body.data(["Subject"]).text(function(d, i) { return "Hello, " + d + " " + i + "!"; });

      assert.equal(document.body.textContent, "Hello, Subject 0!");

    },

    "escapes html content to text": function(body) {

      body.text("<h1>Hello, world!</h1>");

      assert.equal(document.body.textContent, "<h1>Hello, world!</h1>");

      assert.equal(document.body.firstChild.nodeType, document.TEXT_NODE);

    },

    /*

    https://github.com/tmpvar/jsdom/issues/276

    "clears the text content as null": function(body) {

      body.text(null);

      assert.equal(document.body.textContent, "");

    },

    "clears the text content as a function": function(body) {

      body.text(function() { return null; });

      assert.equal(document.body.textContent, "");

    },

    */

    "ignores null nodes": function() {

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

      body[0][0] = null;

      document.body.textContent = "foo";

      body.text("bar");

      assert.equal(document.body.textContent, "foo");

    },

    "returns the current selection": function(body) {

      assert.isTrue(body.text("hello") === body);

    }

  }

});

suite.addBatch({

  "selectAll(div)": {

    topic: function() {

      return d3.select("body").html("").selectAll("div").data(d3.range(2)).enter().append("div");

    },

    "sets the text content as a string": function(div) {

      div.text("Hello, world!");

      assert.equal(div[0][0].textContent, "Hello, world!");

      assert.equal(div[0][1].textContent, "Hello, world!");

    },

    "sets the text content as a number": function(div) {

      div.text(42);

      assert.equal(div[0][0].textContent, "42");

      assert.equal(div[0][1].textContent, "42");

    },

    "sets the text content as a function": function(div) {

      div.data(["foo", "bar"]).text(function(d, i) { return "Hello, " + d + " " + i + "!"; });

      assert.equal(div[0][0].textContent, "Hello, foo 0!");

      assert.equal(div[0][1].textContent, "Hello, bar 1!");

    },

    "escapes html content to text": function(div) {

      div.text("<h1>Hello, world!</h1>");

      assert.equal(div[0][0].textContent, "<h1>Hello, world!</h1>");

      assert.equal(div[0][1].textContent, "<h1>Hello, world!</h1>");

      assert.equal(div[0][0].firstChild.nodeType, document.TEXT_NODE);

      assert.equal(div[0][1].firstChild.nodeType, document.TEXT_NODE);

    },

    /*

    https://github.com/tmpvar/jsdom/issues/276

    "clears the text content as null": function(div) {

      div.text(null);

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

      assert.equal(div[0][1].textContent, "");

    },

    "clears the text content as a function": function(div) {

      div.text(function() { return null; });

      assert.equal(dv[0][0].textContent, "");

      assert.equal(dv[0][1].textContent, "");

    },

    */

    "ignores null nodes": function(div) {

      div[0][0].textContent = "foo";

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

      some[0][0] = null;

      some.text("bar");

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

      assert.equal(div[0][1].textContent, "bar");

    },

    "returns the current selection": function(div) {

      assert.isTrue(div.text("hello") === div);

    }

  }

});

suite.export(module);