General.Web/wwwroot/lib/codemirror-5.31.0/test/test.js

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var Pos = CodeMirror.Pos;

CodeMirror.defaults.rtlMoveVisually = true;

function forEach(arr, f) {
  for (var i = 0, e = arr.length; i < e; ++i) f(arr[i], i);
}

function addDoc(cm, width, height) {
  var content = [], line = "";
  for (var i = 0; i < width; ++i) line += "x";
  for (var i = 0; i < height; ++i) content.push(line);
  cm.setValue(content.join("\n"));
}

function byClassName(elt, cls) {
  if (elt.getElementsByClassName) return elt.getElementsByClassName(cls);
  var found = [], re = new RegExp("\\b" + cls + "\\b");
  function search(elt) {
    if (elt.nodeType == 3) return;
    if (re.test(elt.className)) found.push(elt);
    for (var i = 0, e = elt.childNodes.length; i < e; ++i)
      search(elt.childNodes[i]);
  }
  search(elt);
  return found;
}

var ie_lt8 = /MSIE [1-7]\b/.test(navigator.userAgent);
var ie_lt9 = /MSIE [1-8]\b/.test(navigator.userAgent);
var mac = /Mac/.test(navigator.platform);
var phantom = /PhantomJS/.test(navigator.userAgent);
var opera = /Opera\/\./.test(navigator.userAgent);
var opera_version = opera && navigator.userAgent.match(/Version\/(\d+\.\d+)/);
if (opera_version) opera_version = Number(opera_version);
var opera_lt10 = opera && (!opera_version || opera_version < 10);

namespace = "core_";

test("core_fromTextArea", function() {
  var te = document.getElementById("code");
  te.value = "CONTENT";
  var cm = CodeMirror.fromTextArea(te);
  is(!te.offsetHeight);
  eq(cm.getValue(), "CONTENT");
  cm.setValue("foo\nbar");
  eq(cm.getValue(), "foo\nbar");
  cm.save();
  is(/^foo\r?\nbar$/.test(te.value));
  cm.setValue("xxx");
  cm.toTextArea();
  is(te.offsetHeight);
  eq(te.value, "xxx");
});

testCM("getRange", function(cm) {
  eq(cm.getLine(0), "1234");
  eq(cm.getLine(1), "5678");
  eq(cm.getLine(2), null);
  eq(cm.getLine(-1), null);