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 * 
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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 Array(i + 1).join(textLayer.TAB_CHAR)
            }

            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()
}
