text: /* ***** BEGIN LICENSE BLOCK *****
   * Distributed under the BSD license:
   *
   * Copyright (c) 2010, Ajax.org B.V.
   * All rights reserved.
   * 
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *     * Redistributions of source code must retain the above copyright
   *       notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above copyright
   *       notice, this list of conditions and the following disclaimer in the
   *       documentation and/or other materials provided with the distribution.
   *     * Neither the name of Ajax.org B.V. nor the
   *       names of its contributors may be used to endorse or promote products
   *       derived from this software without specific prior written permission.
   * 
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
   * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   * ***** END LICENSE BLOCK ***** */
  
  if (typeof process !== "undefined") {
      require("amd-loader");
      require("../test/mockdom");
  }
  
  define(function(require, exports, module) {
  "use strict";
  
  var assert = require("../test/assertions");
  var EditSession = require("../edit_session").EditSession;
  var TextLayer = require("./text").Text;
  var JavaScriptMode = require("../mode/javascript").Mode;
  
  module.exports = {
  
      setUp: function(next) {
          this.session = new EditSession("");
          this.session.setMode(new JavaScriptMode());
          this.textLayer = new TextLayer(document.createElement("div"));
          this.textLayer.setSession(this.session);
          this.textLayer.config = {
              characterWidth: 10,
              lineHeight: 20
          };
          next()
      },
  
      "test: render line with hard tabs should render the same as lines with soft tabs" : function() {
          this.session.setValue("a\ta\ta\t\na   a   a   \n");
          this.textLayer.$computeTabString();
          
          // row with hard tabs
          var stringBuilder = [];
          this.textLayer.$renderLine(stringBuilder, 0);
          
          // row with soft tabs
          var stringBuilder2 = [];
          this.textLayer.$renderLine(stringBuilder2, 1);
          assert.equal(stringBuilder.join(""), stringBuilder2.join(""));
      },
      
      "test rendering width of ideographic space (U+3000)" : function() {
          this.session.setValue("\u3000");
          
          var stringBuilder = [];
          this.textLayer.$renderLine(stringBuilder, 0, true);
          assert.equal(stringBuilder.join(""), "<span class='ace_cjk' style='width:20px'></span>");
  
          this.textLayer.setShowInvisibles(true);
          var stringBuilder = [];
          this.textLayer.$renderLine(stringBuilder, 0, true);
          assert.equal(
              stringBuilder.join(""),
              "<span class='ace_cjk ace_invisible ace_invisible_space' style='width:20px'>" + this.textLayer.SPACE_CHAR + "</span>"
              + "<span class='ace_invisible ace_invisible_eol'>\xB6</span>"
          );
      },
  
      "test rendering of indent guides" : function() {
          var textLayer = this.textLayer
          var EOL = "<span class='ace_invisible ace_invisible_eol'>" + textLayer.EOL_CHAR + "</span>";
          var SPACE = function(i) {return Array(i+1).join(" ")}
          var DOT = function(i) {return Array(i+1).join(textLayer.SPACE_CHAR)}
          var TAB = function(i) {return textLayer.TAB_CHAR + SPACE(i-1)}
          function testRender(results) {
              for (var i = results.length; i--; ) {
                  var stringBuilder = [];
                  textLayer.$renderLine(stringBuilder, i, true);
                  assert.equal(stringBuilder.join(""), results[i]);
              }
          }
          
          this.session.setValue("      \n\t\tf\n   ");
          testRender([
              "<span class='ace_indent-guide'>" + SPACE(4) + "</span>" + SPACE(2),
              "<span class='ace_indent-guide'>" + SPACE(4) + "</span>" + SPACE(4) + "<span class='ace_identifier'>f</span>",
              SPACE(3)
          ]);
          this.textLayer.setShowInvisibles(true);
          testRender([
              "<span class='ace_indent-guide ace_invisible ace_invisible_space'>" + DOT(4) + "</span><span class='ace_invisible ace_invisible_space'>" + DOT(2) + "</span>" + EOL,
              "<span class='ace_indent-guide ace_invisible ace_invisible_tab'>" + TAB(4) + "</span><span class='ace_invisible ace_invisible_tab'>" + TAB(4) + "</span><span class='ace_identifier'>f</span>" + EOL,
          ]);
          this.textLayer.setDisplayIndentGuides(false);
          testRender([
              "<span class='ace_invisible ace_invisible_space'>" + DOT(6) + "</span>" + EOL,
              "<span class='ace_invisible ace_invisible_tab'>" + TAB(4) + "</span><span class='ace_invisible ace_invisible_tab'>" + TAB(4) + "</span><span class='ace_identifier'>f</span>" + EOL
          ]);
      }
  };
  
  });
  
  if (typeof module !== "undefined" && module === require.main) {
      require("asyncjs").test.testcase(module.exports).exec()
  }
  