var Pos = CodeMirror.Pos; 
CodeMirror.defaults.rtlMoveVisually = true ; 
function forEach(arr, f){ 
for (var i = 0, e = _AN_Read_length('length', arr); 
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 = _AN_Read_length("length", elt.childNodes); 
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 ); 
eq(cm.getRange(Pos(0, 0), Pos(0, 3)), "123"); 
eq(cm.getRange(Pos(0, -1), Pos(0, 200)), "1234"); 
eq(cm.getRange(Pos(0, 2), Pos(1, 2)), "34\n56"); 
eq(cm.getRange(Pos(1, 2), Pos(100, 0)), "78"); 
} 
, { 
value: "1234\n5678"}
); 
testCM("replaceRange", function (cm){ 
eq(cm.getValue(), ""); 
cm.replaceRange("foo\n", Pos(0, 0)); 
eq(cm.getValue(), "foo\n"); 
cm.replaceRange("a\nb", Pos(0, 1)); 
eq(cm.getValue(), "fa\nboo\n"); 
eq(cm.lineCount(), 3); 
cm.replaceRange("xyzzy", Pos(0, 0), Pos(1, 1)); 
eq(cm.getValue(), "xyzzyoo\n"); 
cm.replaceRange("abc", Pos(0, 0), Pos(10, 0)); 
eq(cm.getValue(), "abc"); 
eq(cm.lineCount(), 1); 
} 
); 
testCM("selection", function (cm){ 
cm.setSelection(Pos(0, 4), Pos(2, 2)); 
is(cm.somethingSelected()); 
eq(cm.getSelection(), "11\n222222\n33"); 
eqPos(cm.getCursor(false ), Pos(2, 2)); 
eqPos(cm.getCursor(true ), Pos(0, 4)); 
cm.setSelection(Pos(1, 0)); 
is(!cm.somethingSelected()); 
eq(cm.getSelection(), ""); 
eqPos(cm.getCursor(true ), Pos(1, 0)); 
cm.replaceSelection("abc", "around"); 
eq(cm.getSelection(), "abc"); 
eq(cm.getValue(), "111111\nabc222222\n333333"); 
cm.replaceSelection("def", "end"); 
eq(cm.getSelection(), ""); 
eqPos(cm.getCursor(true ), Pos(1, 3)); 
cm.setCursor(Pos(2, 1)); 
eqPos(cm.getCursor(true ), Pos(2, 1)); 
cm.setCursor(1, 2); 
eqPos(cm.getCursor(true ), Pos(1, 2)); 
} 
, { 
value: "111111\n222222\n333333"}
); 
testCM("extendSelection", function (cm){ 
cm.setExtending(true ); 
addDoc(cm, 10, 10); 
cm.setSelection(Pos(3, 5)); 
eqPos(cm.getCursor("head"), Pos(3, 5)); 
eqPos(cm.getCursor("anchor"), Pos(3, 5)); 
cm.setSelection(Pos(2, 5), Pos(5, 5)); 
eqPos(cm.getCursor("head"), Pos(5, 5)); 
eqPos(cm.getCursor("anchor"), Pos(2, 5)); 
eqPos(cm.getCursor("start"), Pos(2, 5)); 
eqPos(cm.getCursor("end"), Pos(5, 5)); 
cm.setSelection(Pos(5, 5), Pos(2, 5)); 
eqPos(cm.getCursor("head"), Pos(2, 5)); 
eqPos(cm.getCursor("anchor"), Pos(5, 5)); 
eqPos(cm.getCursor("start"), Pos(2, 5)); 
eqPos(cm.getCursor("end"), Pos(5, 5)); 
cm.extendSelection(Pos(3, 2)); 
eqPos(cm.getCursor("head"), Pos(3, 2)); 
eqPos(cm.getCursor("anchor"), Pos(5, 5)); 
cm.extendSelection(Pos(6, 2)); 
eqPos(cm.getCursor("head"), Pos(6, 2)); 
eqPos(cm.getCursor("anchor"), Pos(5, 5)); 
cm.extendSelection(Pos(6, 3), Pos(6, 4)); 
eqPos(cm.getCursor("head"), Pos(6, 4)); 
eqPos(cm.getCursor("anchor"), Pos(5, 5)); 
cm.extendSelection(Pos(0, 3), Pos(0, 4)); 
eqPos(cm.getCursor("head"), Pos(0, 3)); 
eqPos(cm.getCursor("anchor"), Pos(5, 5)); 
cm.extendSelection(Pos(4, 5), Pos(6, 5)); 
eqPos(cm.getCursor("head"), Pos(6, 5)); 
eqPos(cm.getCursor("anchor"), Pos(4, 5)); 
cm.setExtending(false ); 
cm.extendSelection(Pos(0, 3), Pos(0, 4)); 
eqPos(cm.getCursor("head"), Pos(0, 3)); 
eqPos(cm.getCursor("anchor"), Pos(0, 4)); 
} 
); 
testCM("lines", function (cm){ 
eq(cm.getLine(0), "111111"); 
eq(cm.getLine(1), "222222"); 
eq(cm.getLine(-1), null ); 
cm.replaceRange("", Pos(1, 0), Pos(2, 0)); 
cm.replaceRange("abc", Pos(1, 0), Pos(1)); 
eq(cm.getValue(), "111111\nabc"); 
} 
, { 
value: "111111\n222222\n333333"}
); 
testCM("indent", function (cm){ 
cm.indentLine(1); 
eq(cm.getLine(1), "   blah();"); 
cm.setOption("indentUnit", 8); 
cm.indentLine(1); 
eq(cm.getLine(1), "\tblah();"); 
cm.setOption("indentUnit", 10); 
cm.setOption("tabSize", 4); 
cm.indentLine(1); 
eq(cm.getLine(1), "\t\t  blah();"); 
} 
, { 
value: "if (x) {\nblah();\n}",
indentUnit: 3,
indentWithTabs: true ,
tabSize: 8}
); 
testCM("indentByNumber", function (cm){ 
cm.indentLine(0, 2); 
eq(cm.getLine(0), "  foo"); 
cm.indentLine(0, -200); 
eq(cm.getLine(0), "foo"); 
cm.setSelection(Pos(0, 0), Pos(1, 2)); 
cm.indentSelection(3); 
eq(cm.getValue(), "   foo\n   bar\nbaz"); 
} 
, { 
value: "foo\nbar\nbaz"}
); 
test("core_defaults", function (){ 
var defsCopy = { 
}
, defs = CodeMirror.defaults; 
for (var opt in defs)defsCopy[opt] = defs[opt]; 
defs.indentUnit = 5; 
defs.value = "uu"; 
defs.indentWithTabs = true ; 
defs.tabindex = 55; 
var place = document.getElementById("testground"), cm = CodeMirror(place); 
try { 
eq(cm.getOption("indentUnit"), 5); 
cm.setOption("indentUnit", 10); 
eq(defs.indentUnit, 5); 
eq(cm.getValue(), "uu"); 
eq(cm.getOption("indentWithTabs"), true ); 
eq(cm.getInputField().tabIndex, 55); 
} 
finally{ 
for (var opt in defsCopy)defs[opt] = defsCopy[opt]; 
place.removeChild(cm.getWrapperElement()); 
} 
} 
); 
testCM("lineInfo", function (cm){ 
eq(cm.lineInfo(-1), null ); 
var mark = _AN_Call_createelement("createElement", document, "span"); 
var lh = cm.setGutterMarker(1, "FOO", mark); 
var info = cm.lineInfo(1); 
eq(info.text, "222222"); 
eq(info.gutterMarkers.FOO, mark); 
eq(info.line, 1); 
eq(cm.lineInfo(2).gutterMarkers, null ); 
cm.setGutterMarker(lh, "FOO", null ); 
eq(cm.lineInfo(1).gutterMarkers, null ); 
cm.setGutterMarker(1, "FOO", mark); 
cm.setGutterMarker(0, "FOO", mark); 
cm.clearGutter("FOO"); 
eq(cm.lineInfo(0).gutterMarkers, null ); 
eq(cm.lineInfo(1).gutterMarkers, null ); 
} 
, { 
value: "111111\n222222\n333333"}
); 
testCM("coords", function (cm){ 
cm.setSize(null , 100); 
addDoc(cm, 32, 200); 
var top = cm.charCoords(Pos(0, 0)); 
var bot = cm.charCoords(Pos(200, 30)); 
is(top.left < bot.left); 
is(top.top < bot.top); 
is(top.top < top.bottom); 
cm.scrollTo(null , 100); 
var top2 = cm.charCoords(Pos(0, 0)); 
is(top.top > top2.top); 
eq(top.left, top2.left); 
} 
); 
testCM("coordsChar", function (cm){ 
addDoc(cm, 35, 70); 
for (var i = 0; 
i < 2; ++i){ 
var sys = i? "local": "page"; 
for (var ch = 0; 
ch <= 35; ch += 5){ 
for (var line = 0; 
line < 70; line += 5){ 
cm.setCursor(line, ch); 
var coords = cm.charCoords(Pos(line, ch), sys); 
var pos = cm.coordsChar({ 
left: coords.left + 1,
top: coords.top + 1}
, sys); 
eqPos(pos, Pos(line, ch)); 
} 
} 
} 
} 
, { 
lineNumbers: true }
); 
testCM("posFromIndex", function (cm){ 
cm.setValue("This function should\n" + "convert a zero based index\n" + "to line and ch."); 
var examples = [{ 
index: -1,
line: 0,
ch: 0}
, { 
index: 0,
line: 0,
ch: 0}
, { 
index: 10,
line: 0,
ch: 10}
, { 
index: 39,
line: 1,
ch: 18}
, { 
index: 55,
line: 2,
ch: 7}
, { 
index: 63,
line: 2,
ch: 15}
, { 
index: 64,
line: 2,
ch: 15}
] ; 
for (var i = 0; 
i < _AN_Read_length("length", examples); i++ ){ 
var example = examples[i]; 
var pos = cm.posFromIndex(example.index); 
eq(pos.line, example.line); 
eq(pos.ch, example.ch); 
if (example.index >= 0 && example.index < 64) eq(cm.indexFromPos(pos), example.index); 
} 
} 
); 
testCM("undo", function (cm){ 
cm.replaceRange("def", Pos(0, 0), Pos(0)); 
eq(cm.historySize().undo, 1); 
cm.undo(); 
eq(cm.getValue(), "abc"); 
eq(cm.historySize().undo, 0); 
eq(cm.historySize().redo, 1); 
cm.redo(); 
eq(cm.getValue(), "def"); 
eq(cm.historySize().undo, 1); 
eq(cm.historySize().redo, 0); 
cm.setValue("1\n\n\n2"); 
cm.clearHistory(); 
eq(cm.historySize().undo, 0); 
for (var i = 0; 
i < 20; ++i){ 
cm.replaceRange("a", Pos(0, 0)); 
cm.replaceRange("b", Pos(3, 0)); 
} 
eq(cm.historySize().undo, 40); 
for (var i = 0; 
i < 40; ++i)cm.undo(); 
eq(cm.historySize().redo, 40); 
eq(cm.getValue(), "1\n\n\n2"); 
} 
, { 
value: "abc"}
); 
testCM("undoDepth", function (cm){ 
cm.replaceRange("d", Pos(0)); 
cm.replaceRange("e", Pos(0)); 
cm.replaceRange("f", Pos(0)); 
cm.undo(); 
cm.undo(); 
cm.undo(); 
eq(cm.getValue(), "abcd"); 
} 
, { 
value: "abc",
undoDepth: 4}
); 
testCM("undoDoesntClearValue", function (cm){ 
cm.undo(); 
eq(cm.getValue(), "x"); 
} 
, { 
value: "x"}
); 
testCM("undoMultiLine", function (cm){ 
cm.operation(function (){ 
cm.replaceRange("x", Pos(0, 0)); 
cm.replaceRange("y", Pos(1, 0)); 
} 
); 
cm.undo(); 
eq(cm.getValue(), "abc\ndef\nghi"); 
cm.operation(function (){ 
cm.replaceRange("y", Pos(1, 0)); 
cm.replaceRange("x", Pos(0, 0)); 
} 
); 
cm.undo(); 
eq(cm.getValue(), "abc\ndef\nghi"); 
cm.operation(function (){ 
cm.replaceRange("y", Pos(2, 0)); 
cm.replaceRange("x", Pos(1, 0)); 
cm.replaceRange("z", Pos(2, 0)); 
} 
); 
cm.undo(); 
eq(cm.getValue(), "abc\ndef\nghi", 3); 
} 
, { 
value: "abc\ndef\nghi"}
); 
testCM("undoComposite", function (cm){ 
cm.replaceRange("y", Pos(1)); 
cm.operation(function (){ 
cm.replaceRange("x", Pos(0)); 
cm.replaceRange("z", Pos(2)); 
} 
); 
eq(cm.getValue(), "ax\nby\ncz\n"); 
cm.undo(); 
eq(cm.getValue(), "a\nby\nc\n"); 
cm.undo(); 
eq(cm.getValue(), "a\nb\nc\n"); 
cm.redo(); 
cm.redo(); 
eq(cm.getValue(), "ax\nby\ncz\n"); 
} 
, { 
value: "a\nb\nc\n"}
); 
testCM("undoSelection", function (cm){ 
cm.setSelection(Pos(0, 2), Pos(0, 4)); 
cm.replaceSelection(""); 
cm.setCursor(Pos(1, 0)); 
cm.undo(); 
eqPos(cm.getCursor(true ), Pos(0, 2)); 
eqPos(cm.getCursor(false ), Pos(0, 4)); 
cm.setCursor(Pos(1, 0)); 
cm.redo(); 
eqPos(cm.getCursor(true ), Pos(0, 2)); 
eqPos(cm.getCursor(false ), Pos(0, 2)); 
} 
, { 
value: "abcdefgh\n"}
); 
testCM("undoSelectionAsBefore", function (cm){ 
cm.replaceSelection("abc", "around"); 
cm.undo(); 
cm.redo(); 
eq(cm.getSelection(), "abc"); 
} 
); 
testCM("selectionChangeConfusesHistory", function (cm){ 
cm.replaceSelection("abc", null , "dontmerge"); 
cm.operation(function (){ 
cm.setCursor(Pos(0, 0)); 
cm.replaceSelection("abc", null , "dontmerge"); 
} 
); 
eq(cm.historySize().undo, 2); 
} 
); 
testCM("markTextSingleLine", function (cm){ 
forEach([{ 
a: 0,
b: 1,
c: "",
f: 2,
t: 5}
, { 
a: 0,
b: 4,
c: "",
f: 0,
t: 2}
, { 
a: 1,
b: 2,
c: "x",
f: 3,
t: 6}
, { 
a: 4,
b: 5,
c: "",
f: 3,
t: 5}
, { 
a: 4,
b: 5,
c: "xx",
f: 3,
t: 7}
, { 
a: 2,
b: 5,
c: "",
f: 2,
t: 3}
, { 
a: 2,
b: 5,
c: "abcd",
f: 6,
t: 7}
, { 
a: 2,
b: 6,
c: "x",
f: null ,
t: null }
, { 
a: 3,
b: 6,
c: "",
f: null ,
t: null }
, { 
a: 0,
b: 9,
c: "hallo",
f: null ,
t: null }
, { 
a: 4,
b: 6,
c: "x",
f: 3,
t: 4}
, { 
a: 4,
b: 8,
c: "",
f: 3,
t: 4}
, { 
a: 6,
b: 6,
c: "a",
f: 3,
t: 6}
, { 
a: 8,
b: 9,
c: "",
f: 3,
t: 6}
] , function (test){ 
cm.setValue("1234567890"); 
var r = cm.markText(Pos(0, 3), Pos(0, 6), { 
className: "foo"}
); 
cm.replaceRange(test.c, Pos(0, test.a), Pos(0, test.b)); 
var f = r.find(); 
eq(f && f.from.ch, test.f); 
eq(f && f.to.ch, test.t); 
} 
); 
} 
); 
testCM("markTextMultiLine", function (cm){ 
function p(v){ 
return v && Pos(v[0], v[1]); 
} 
forEach([{ 
a: [0, 0] ,
b: [0, 5] ,
c: "",
f: [0, 0] ,
t: [2, 5] }
, { 
a: [0, 0] ,
b: [0, 5] ,
c: "foo\n",
f: [1, 0] ,
t: [3, 5] }
, { 
a: [0, 1] ,
b: [0, 10] ,
c: "",
f: [0, 1] ,
t: [2, 5] }
, { 
a: [0, 5] ,
b: [0, 6] ,
c: "x",
f: [0, 6] ,
t: [2, 5] }
, { 
a: [0, 0] ,
b: [1, 0] ,
c: "",
f: [0, 0] ,
t: [1, 5] }
, { 
a: [0, 6] ,
b: [2, 4] ,
c: "",
f: [0, 5] ,
t: [0, 7] }
, { 
a: [0, 6] ,
b: [2, 4] ,
c: "aa",
f: [0, 5] ,
t: [0, 9] }
, { 
a: [1, 2] ,
b: [1, 8] ,
c: "",
f: [0, 5] ,
t: [2, 5] }
, { 
a: [0, 5] ,
b: [2, 5] ,
c: "xx",
f: null ,
t: null }
, { 
a: [0, 0] ,
b: [2, 10] ,
c: "x",
f: null ,
t: null }
, { 
a: [1, 5] ,
b: [2, 5] ,
c: "",
f: [0, 5] ,
t: [1, 5] }
, { 
a: [2, 0] ,
b: [2, 3] ,
c: "",
f: [0, 5] ,
t: [2, 2] }
, { 
a: [2, 5] ,
b: [3, 0] ,
c: "a\nb",
f: [0, 5] ,
t: [2, 5] }
, { 
a: [2, 3] ,
b: [3, 0] ,
c: "x",
f: [0, 5] ,
t: [2, 3] }
, { 
a: [1, 1] ,
b: [1, 9] ,
c: "1\n2\n3",
f: [0, 5] ,
t: [4, 5] }
] , function (test){ 
cm.setValue("aaaaaaaaaa\nbbbbbbbbbb\ncccccccccc\ndddddddd\n"); 
var r = cm.markText(Pos(0, 5), Pos(2, 5), { 
className: "CodeMirror-matchingbracket"}
); 
cm.replaceRange(test.c, p(test.a), p(test.b)); 
var f = r.find(); 
eqPos(f && f.from, p(test.f)); 
eqPos(f && f.to, p(test.t)); 
} 
); 
} 
); 
testCM("markTextUndo", function (cm){ 
var marker1, marker2, bookmark; 
marker1 = cm.markText(Pos(0, 1), Pos(0, 3), { 
className: "CodeMirror-matchingbracket"}
); 
marker2 = cm.markText(Pos(0, 0), Pos(2, 1), { 
className: "CodeMirror-matchingbracket"}
); 
bookmark = cm.setBookmark(Pos(1, 5)); 
cm.operation(function (){ 
cm.replaceRange("foo", Pos(0, 2)); 
cm.replaceRange("bar\nbaz\nbug\n", Pos(2, 0), Pos(3, 0)); 
} 
); 
var v1 = cm.getValue(); 
cm.setValue(""); 
eq(marker1.find(), null ); 
eq(marker2.find(), null ); 
eq(bookmark.find(), null ); 
cm.undo(); 
eqPos(bookmark.find(), Pos(1, 5), "still there"); 
cm.undo(); 
var m1Pos = marker1.find(), m2Pos = marker2.find(); 
eqPos(m1Pos.from, Pos(0, 1)); 
eqPos(m1Pos.to, Pos(0, 3)); 
eqPos(m2Pos.from, Pos(0, 0)); 
eqPos(m2Pos.to, Pos(2, 1)); 
eqPos(bookmark.find(), Pos(1, 5)); 
cm.redo(); 
cm.redo(); 
eq(bookmark.find(), null ); 
cm.undo(); 
eqPos(bookmark.find(), Pos(1, 5)); 
eq(cm.getValue(), v1); 
} 
, { 
value: "1234\n56789\n00\n"}
); 
testCM("markTextStayGone", function (cm){ 
var m1 = cm.markText(Pos(0, 0), Pos(0, 1)); 
cm.replaceRange("hi", Pos(0, 2)); 
_AN_Call_clear("clear", m1); 
cm.undo(); 
eq(m1.find(), null ); 
} 
, { 
value: "hello"}
); 
testCM("markTextAllowEmpty", function (cm){ 
var m1 = cm.markText(Pos(0, 1), Pos(0, 2), { 
clearWhenEmpty: false }
); 
is(m1.find()); 
cm.replaceRange("x", Pos(0, 0)); 
is(m1.find()); 
cm.replaceRange("y", Pos(0, 2)); 
is(m1.find()); 
cm.replaceRange("z", Pos(0, 3), Pos(0, 4)); 
is(!m1.find()); 
var m2 = cm.markText(Pos(0, 1), Pos(0, 2), { 
clearWhenEmpty: false ,
inclusiveLeft: true ,
inclusiveRight: true }
); 
cm.replaceRange("q", Pos(0, 1), Pos(0, 2)); 
is(m2.find()); 
cm.replaceRange("", Pos(0, 0), Pos(0, 3)); 
is(!m2.find()); 
var m3 = cm.markText(Pos(0, 1), Pos(0, 1), { 
clearWhenEmpty: false }
); 
cm.replaceRange("a", Pos(0, 3)); 
is(m3.find()); 
cm.replaceRange("b", Pos(0, 1)); 
is(!m3.find()); 
} 
, { 
value: "abcde"}
); 
testCM("markTextStacked", function (cm){ 
var m1 = cm.markText(Pos(0, 0), Pos(0, 0), { 
clearWhenEmpty: false }
); 
var m2 = cm.markText(Pos(0, 0), Pos(0, 0), { 
clearWhenEmpty: false }
); 
cm.replaceRange("B", Pos(0, 1)); 
is(m1.find() && m2.find()); 
} 
, { 
value: "A"}
); 
testCM("undoPreservesNewMarks", function (cm){ 
cm.markText(Pos(0, 3), Pos(0, 4)); 
cm.markText(Pos(1, 1), Pos(1, 3)); 
cm.replaceRange("", Pos(0, 3), Pos(3, 1)); 
var mBefore = cm.markText(Pos(0, 0), Pos(0, 1)); 
var mAfter = cm.markText(Pos(0, 5), Pos(0, 6)); 
var mAround = cm.markText(Pos(0, 2), Pos(0, 4)); 
cm.undo(); 
eqPos(mBefore.find().from, Pos(0, 0)); 
eqPos(mBefore.find().to, Pos(0, 1)); 
eqPos(mAfter.find().from, Pos(3, 3)); 
eqPos(mAfter.find().to, Pos(3, 4)); 
eqPos(mAround.find().from, Pos(0, 2)); 
eqPos(mAround.find().to, Pos(3, 2)); 
var found = cm.findMarksAt(Pos(2, 2)); 
eq(_AN_Read_length("length", found), 1); 
eq(found[0], mAround); 
} 
, { 
value: "aaaa\nbbbb\ncccc\ndddd"}
); 
testCM("markClearBetween", function (cm){ 
cm.setValue("aaa\nbbb\nccc\nddd\n"); 
cm.markText(Pos(0, 0), Pos(2)); 
cm.replaceRange("aaa\nbbb\nccc", Pos(0, 0), Pos(2)); 
eq(_AN_Read_length("length", cm.findMarksAt(Pos(1, 1))), 0); 
} 
); 
testCM("findMarksMiddle", function (cm){ 
var mark = cm.markText(Pos(1, 1), Pos(3, 1)); 
var found = cm.findMarks(Pos(2, 1), Pos(2, 2)); 
eq(_AN_Read_length("length", found), 1); 
eq(found[0], mark); 
} 
, { 
value: "line 0\nline 1\nline 2\nline 3"}
); 
testCM("deleteSpanCollapsedInclusiveLeft", function (cm){ 
var from = Pos(1, 0), to = Pos(1, 1); 
var m = cm.markText(from, to, { 
collapsed: true ,
inclusiveLeft: true }
); 
cm.replaceRange("", from, to); 
} 
, { 
value: "abc\nX\ndef"}
); 
testCM("markTextCSS", function (cm){ 
function present(){ 
var spans = _AN_Call_getelementsbytagname("getElementsByTagName", cm.display.lineDiv, "span"); 
for (var i = 0; 
i < _AN_Read_length("length", spans); i++ )if (spans[i].style.color == "cyan" && span[i].textContent == "cdefg") return true ; 
} 
var m = cm.markText(Pos(0, 2), Pos(0, 6), { 
css: "color: cyan"}
); 
_AN_Call_clear("clear", m); 
is(!present()); 
} 
, { 
value: "abcdefgh"}
); 
testCM("bookmark", function (cm){ 
function p(v){ 
return v && Pos(v[0], v[1]); 
} 
forEach([{ 
a: [1, 0] ,
b: [1, 1] ,
c: "",
d: [1, 4] }
, { 
a: [1, 1] ,
b: [1, 1] ,
c: "xx",
d: [1, 7] }
, { 
a: [1, 4] ,
b: [1, 5] ,
c: "ab",
d: [1, 6] }
, { 
a: [1, 4] ,
b: [1, 6] ,
c: "",
d: null }
, { 
a: [1, 5] ,
b: [1, 6] ,
c: "abc",
d: [1, 5] }
, { 
a: [1, 6] ,
b: [1, 8] ,
c: "",
d: [1, 5] }
, { 
a: [1, 4] ,
b: [1, 4] ,
c: "\n\n",
d: [3, 1] }
, { 
bm: [1, 9] ,
a: [1, 1] ,
b: [1, 1] ,
c: "\n",
d: [2, 8] }
] , function (test){ 
cm.setValue("1234567890\n1234567890\n1234567890"); 
var b = cm.setBookmark(p(test.bm) || Pos(1, 5)); 
cm.replaceRange(test.c, p(test.a), p(test.b)); 
eqPos(b.find(), p(test.d)); 
} 
); 
} 
); 
testCM("bookmarkInsertLeft", function (cm){ 
var br = cm.setBookmark(Pos(0, 2), { 
insertLeft: false }
); 
var bl = cm.setBookmark(Pos(0, 2), { 
insertLeft: true }
); 
cm.setCursor(Pos(0, 2)); 
cm.replaceSelection("hi"); 
eqPos(br.find(), Pos(0, 2)); 
eqPos(bl.find(), Pos(0, 4)); 
cm.replaceRange("", Pos(0, 4), Pos(0, 5)); 
cm.replaceRange("", Pos(0, 2), Pos(0, 4)); 
cm.replaceRange("", Pos(0, 1), Pos(0, 2)); 
eqPos(br.find(), Pos(0, 1)); 
eqPos(bl.find(), Pos(0, 1)); 
} 
, { 
value: "abcdef"}
); 
testCM("bookmarkCursor", function (cm){ 
var pos01 = cm.cursorCoords(Pos(0, 1)), pos11 = cm.cursorCoords(Pos(1, 1)), pos20 = cm.cursorCoords(Pos(2, 0)), pos30 = cm.cursorCoords(Pos(3, 0)), pos41 = cm.cursorCoords(Pos(4, 1)); 
cm.setBookmark(Pos(0, 1), { 
widget: document.createTextNode("←"),
insertLeft: true }
); 
cm.setBookmark(Pos(2, 0), { 
widget: document.createTextNode("←"),
insertLeft: true }
); 
cm.setBookmark(Pos(1, 1), { 
widget: document.createTextNode("→")}
); 
cm.setBookmark(Pos(3, 0), { 
widget: document.createTextNode("→")}
); 
var new01 = cm.cursorCoords(Pos(0, 1)), new11 = cm.cursorCoords(Pos(1, 1)), new20 = cm.cursorCoords(Pos(2, 0)), new30 = cm.cursorCoords(Pos(3, 0)); 
near(new01.left, pos01.left, 1); 
near(new01.top, pos01.top, 1); 
is(new11.left > pos11.left, "at right, middle of line"); 
near(new11.top == pos11.top, 1); 
near(new20.left, pos20.left, 1); 
near(new20.top, pos20.top, 1); 
is(new30.left > pos30.left, "at right, empty line"); 
near(new30.top, pos30, 1); 
cm.setBookmark(Pos(4, 0), { 
widget: document.createTextNode("→")}
); 
is(cm.cursorCoords(Pos(4, 1)).left > pos41.left, "single-char bug"); 
} 
, { 
value: "foo\nbar\n\n\nx\ny"}
); 
testCM("multiBookmarkCursor", function (cm){ 
if (phantom) return ; 
var ms = [] , m; 
function add(insertLeft){ 
for (var i = 0; 
i < 3; ++i){ 
var node = _AN_Call_createelement("createElement", document, "span"); 
_AN_Write_innerhtml("innerHTML", node, false , "X"); 
ms.push(cm.setBookmark(Pos(0, 1), { 
widget: node,
insertLeft: insertLeft}
)); 
} 
} 
var base1 = cm.cursorCoords(Pos(0, 1)).left, base4 = cm.cursorCoords(Pos(0, 4)).left; 
add(true ); 
near(base1, cm.cursorCoords(Pos(0, 1)).left, 1); 
while (m = ms.pop())_AN_Call_clear("clear", m); 
add(false ); 
near(base4, cm.cursorCoords(Pos(0, 1)).left, 1); 
} 
, { 
value: "abcdefg"}
); 
testCM("getAllMarks", function (cm){ 
addDoc(cm, 10, 10); 
var m1 = cm.setBookmark(Pos(0, 2)); 
var m2 = cm.markText(Pos(0, 2), Pos(3, 2)); 
var m3 = cm.markText(Pos(1, 2), Pos(1, 8)); 
var m4 = cm.markText(Pos(8, 0), Pos(9, 0)); 
eq(_AN_Read_length("length", cm.getAllMarks()), 4); 
_AN_Call_clear("clear", m1); 
_AN_Call_clear("clear", m3); 
eq(_AN_Read_length("length", cm.getAllMarks()), 2); 
} 
); 
testCM("setValueClears", function (cm){ 
cm.addLineClass(0, "wrap", "foo"); 
var mark = cm.markText(Pos(0, 0), Pos(1, 1), { 
inclusiveLeft: true ,
inclusiveRight: true }
); 
cm.setValue("foo"); 
is(!cm.lineInfo(0).wrapClass); 
is(!mark.find()); 
} 
, { 
value: "a\nb"}
); 
testCM("bug577", function (cm){ 
cm.setValue("a\nb"); 
cm.clearHistory(); 
cm.setValue("fooooo"); 
cm.undo(); 
} 
); 
testCM("scrollSnap", function (cm){ 
cm.setSize(100, 100); 
addDoc(cm, 200, 200); 
cm.setCursor(Pos(100, 180)); 
var info = cm.getScrollInfo(); 
is(info.left > 0 && info.top > 0); 
cm.setCursor(Pos(0, 0)); 
info = cm.getScrollInfo(); 
is(info.left == 0 && info.top == 0, "scrolled clean to top"); 
cm.setCursor(Pos(100, 180)); 
cm.setCursor(Pos(199, 0)); 
info = cm.getScrollInfo(); 
is(info.left == 0 && info.top + 2 > info.height - cm.getScrollerElement().clientHeight, "scrolled clean to bottom"); 
} 
); 
testCM("scrollIntoView", function (cm){ 
if (phantom) return ; 
var outer = cm.getWrapperElement().getBoundingClientRect(); 
function test(line, ch, msg){ 
var pos = Pos(line, ch); 
cm.scrollIntoView(pos); 
var box = cm.charCoords(pos, "window"); 
is(box.left >= outer.left, msg + " (left)"); 
is(box.right <= outer.right, msg + " (right)"); 
is(box.top >= outer.top, msg + " (top)"); 
is(box.bottom <= outer.bottom, msg + " (bottom)"); 
} 
addDoc(cm, 200, 200); 
test(199, 199, "bottom right"); 
test(0, 0, "top left"); 
test(100, 100, "center"); 
test(199, 0, "bottom left"); 
test(0, 199, "top right"); 
test(100, 100, "center again"); 
} 
); 
testCM("scrollBackAndForth", function (cm){ 
addDoc(cm, 1, 200); 
cm.operation(function (){ 
cm.scrollIntoView(Pos(199, 0)); 
cm.scrollIntoView(Pos(4, 0)); 
} 
); 
is(cm.getScrollInfo().top > 0); 
} 
); 
testCM("selectAllNoScroll", function (cm){ 
addDoc(cm, 1, 200); 
_AN_Call_execcommand("execCommand", cm, "selectAll"); 
eq(cm.getScrollInfo().top, 0); 
cm.setCursor(199); 
_AN_Call_execcommand("execCommand", cm, "selectAll"); 
is(cm.getScrollInfo().top > 0); 
} 
); 
testCM("selectionPos", function (cm){ 
if (phantom || cm.getOption("inputStyle") != "textarea") return ; 
cm.setSize(100, 100); 
addDoc(cm, 200, 100); 
cm.setSelection(Pos(1, 100), Pos(98, 100)); 
var lineWidth = cm.charCoords(Pos(0, 200), "local").left; 
var lineHeight = (cm.charCoords(Pos(99)).top - cm.charCoords(Pos(0)).top) / 100; 
cm.scrollTo(0, 0); 
var selElt = byClassName(cm.getWrapperElement(), "CodeMirror-selected"); 
var outer = cm.getWrapperElement().getBoundingClientRect(); 
var sawMiddle, sawTop, sawBottom; 
for (var i = 0, e = _AN_Read_length("length", selElt); 
i < e; ++i){ 
var box = selElt[i].getBoundingClientRect(); 
var atLeft = box.left - outer.left < 30; 
var width = box.right - box.left; 
var atRight = box.right - outer.left > 0.8 * lineWidth; 
if (atLeft && atRight) { 
sawMiddle = true ; 
is(box.bottom - box.top > 90 * lineHeight, "middle high"); 
is(width > 0.9 * lineWidth, "middle wide"); 
} 
 else { 
is(width > 0.4 * lineWidth, "top/bot wide enough"); 
is(width < 0.6 * lineWidth, "top/bot slim enough"); 
if (atLeft) { 
sawBottom = true ; 
is(box.top - outer.top > 96 * lineHeight, "bot below"); 
} 
 else if (atRight) { 
sawTop = true ; 
is(box.top - outer.top < 2.1 * lineHeight, "top above"); 
} 
} 
} 
is(sawTop && sawBottom && sawMiddle, "all parts"); 
} 
, null ); 
testCM("restoreHistory", function (cm){ 
cm.setValue("abc\ndef"); 
cm.replaceRange("hello", Pos(1, 0), Pos(1)); 
cm.replaceRange("goop", Pos(0, 0), Pos(0)); 
cm.undo(); 
var storedVal = cm.getValue(), storedHist = cm.getHistory(); 
if (window.JSON) storedHist = JSON.parse(JSON.stringify(storedHist)); 
eq(storedVal, "abc\nhello"); 
cm.setValue(""); 
cm.clearHistory(); 
eq(cm.historySize().undo, 0); 
cm.setValue(storedVal); 
cm.setHistory(storedHist); 
cm.redo(); 
eq(cm.getValue(), "goop\nhello"); 
cm.undo(); 
cm.undo(); 
eq(cm.getValue(), "abc\ndef"); 
} 
); 
testCM("doubleScrollbar", function (cm){ 
var dummy = _AN_Call_appendchild("appendChild", document.body, _AN_Call_createelement("createElement", document, "p")); 
_AN_Write_csstext("cssText", dummy.style, false , "height: 50px; overflow: scroll; width: 50px"); 
var scrollbarWidth = dummy.offsetWidth + 1 - dummy.clientWidth; 
document.body.removeChild(dummy); 
if (scrollbarWidth < 2) return ; 
cm.setSize(null , 100); 
addDoc(cm, 1, 300); 
var wrap = cm.getWrapperElement(); 
is(wrap.offsetWidth - byClassName(wrap, "CodeMirror-lines")[0].offsetWidth <= scrollbarWidth * 1.5); 
} 
); 
testCM("weirdLinebreaks", function (cm){ 
cm.setValue("foo\nbar\rbaz\r\nquux\n\rplop"); 
is(cm.getValue(), "foo\nbar\nbaz\nquux\n\nplop"); 
is(cm.lineCount(), 6); 
cm.setValue("\n\n"); 
is(cm.lineCount(), 3); 
} 
); 
testCM("setSize", function (cm){ 
cm.setSize(100, 100); 
var wrap = cm.getWrapperElement(); 
is(wrap.offsetWidth, 100); 
is(wrap.offsetHeight, 100); 
cm.setSize("100%", "3em"); 
is(wrap.style.width, "100%"); 
is(wrap.style.height, "3em"); 
cm.setSize(null , 40); 
is(wrap.style.width, "100%"); 
is(wrap.style.height, "40px"); 
} 
); 
function foldLines(cm, start, end, autoClear){ 
return cm.markText(Pos(start, 0), Pos(end - 1), { 
inclusiveLeft: true ,
inclusiveRight: true ,
collapsed: true ,
clearOnEnter: autoClear}
); 
} 
testCM("collapsedLines", function (cm){ 
addDoc(cm, 4, 10); 
var range = foldLines(cm, 4, 5), cleared = 0; 
CodeMirror.on(range, "clear", function (){ 
cleared++ ; 
} 
); 
cm.setCursor(Pos(3, 0)); 
CodeMirror.commands.goLineDown(cm); 
eqPos(cm.getCursor(), Pos(5, 0)); 
cm.replaceRange("abcdefg", Pos(3, 0), Pos(3)); 
cm.setCursor(Pos(3, 6)); 
CodeMirror.commands.goLineDown(cm); 
eqPos(cm.getCursor(), Pos(5, 4)); 
cm.replaceRange("ab", Pos(3, 0), Pos(3)); 
cm.setCursor(Pos(3, 2)); 
CodeMirror.commands.goLineDown(cm); 
eqPos(cm.getCursor(), Pos(5, 2)); 
cm.operation(function (){ 
_AN_Call_clear("clear", range); 
_AN_Call_clear("clear", range); 
} 
); 
eq(cleared, 1); 
} 
); 
testCM("collapsedRangeCoordsChar", function (cm){ 
var pos_1_3 = cm.charCoords(Pos(1, 3)); 
pos_1_3.left += 2; 
pos_1_3.top += 2; 
var opts = { 
collapsed: true ,
inclusiveLeft: true ,
inclusiveRight: true }
; 
var m1 = cm.markText(Pos(0, 0), Pos(2, 0), opts); 
eqPos(cm.coordsChar(pos_1_3), Pos(3, 3)); 
_AN_Call_clear("clear", m1); 
var m1 = cm.markText(Pos(0, 0), Pos(1, 1), { 
collapsed: true ,
inclusiveLeft: true }
); 
var m2 = cm.markText(Pos(1, 1), Pos(2, 0), { 
collapsed: true ,
inclusiveRight: true }
); 
eqPos(cm.coordsChar(pos_1_3), Pos(3, 3)); 
_AN_Call_clear("clear", m1); 
_AN_Call_clear("clear", m2); 
var m1 = cm.markText(Pos(0, 0), Pos(1, 6), opts); 
eqPos(cm.coordsChar(pos_1_3), Pos(3, 3)); 
} 
, { 
value: "123456\nabcdef\nghijkl\nmnopqr\n"}
); 
testCM("collapsedRangeBetweenLinesSelected", function (cm){ 
if (cm.getOption("inputStyle") != "textarea") return ; 
var widget = _AN_Call_createelement("createElement", document, "span"); 
widget.textContent = "\u2194"; 
cm.markText(Pos(0, 3), Pos(1, 0), { 
replacedWith: widget}
); 
cm.setSelection(Pos(0, 3), Pos(1, 0)); 
var selElts = byClassName(cm.getWrapperElement(), "CodeMirror-selected"); 
for (var i = 0, w = 0; 
i < _AN_Read_length("length", selElts); i++ )w += selElts[i].offsetWidth; 
is(w > 0); 
} 
, { 
value: "one\ntwo"}
); 
testCM("randomCollapsedRanges", function (cm){ 
addDoc(cm, 20, 500); 
cm.operation(function (){ 
for (var i = 0; 
i < 200; i++ ){ 
var start = Pos(Math.floor(Math.random() * 500), Math.floor(Math.random() * 20)); 
if (i % 4) try { 
cm.markText(start, Pos(start.line + 2, 1), { 
collapsed: true }
); 
} 
catch (e) { 
if (!/overlapping/.test(String(e))) throw e
} 
 else cm.markText(start, Pos(start.line, start.ch + 4), { 
"className": "foo"}
); 
} 
} 
); 
} 
); 
testCM("hiddenLinesAutoUnfold", function (cm){ 
var range = foldLines(cm, 1, 3, true ), cleared = 0; 
CodeMirror.on(range, "clear", function (){ 
cleared++ ; 
} 
); 
cm.setCursor(Pos(3, 0)); 
eq(cleared, 0); 
_AN_Call_execcommand("execCommand", cm, "goCharLeft"); 
eq(cleared, 1); 
range = foldLines(cm, 1, 3, true ); 
CodeMirror.on(range, "clear", function (){ 
cleared++ ; 
} 
); 
eqPos(cm.getCursor(), Pos(3, 0)); 
cm.setCursor(Pos(0, 3)); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
eq(cleared, 2); 
} 
, { 
value: "abc\ndef\nghi\njkl"}
); 
testCM("hiddenLinesSelectAll", function (cm){ 
addDoc(cm, 4, 20); 
foldLines(cm, 0, 10); 
foldLines(cm, 11, 20); 
CodeMirror.commands.selectAll(cm); 
eqPos(cm.getCursor(true ), Pos(10, 0)); 
eqPos(cm.getCursor(false ), Pos(10, 4)); 
} 
); 
testCM("everythingFolded", function (cm){ 
addDoc(cm, 2, 2); 
function enterPress(){ 
cm.triggerOnKeyDown({ 
type: "keydown",
keyCode: 13,
preventDefault: function (){ 
} 
,
stopPropagation: function (){ 
} 
}
); 
} 
var fold = foldLines(cm, 0, 2); 
enterPress(); 
eq(cm.getValue(), "xx\nxx"); 
_AN_Call_clear("clear", fold); 
fold = foldLines(cm, 0, 2, true ); 
eq(fold.find(), null ); 
enterPress(); 
eq(cm.getValue(), "\nxx\nxx"); 
} 
); 
testCM("structuredFold", function (cm){ 
if (phantom) return ; 
addDoc(cm, 4, 8); 
var range = cm.markText(Pos(1, 2), Pos(6, 2), { 
replacedWith: document.createTextNode("Q")}
); 
cm.setCursor(0, 3); 
CodeMirror.commands.goLineDown(cm); 
eqPos(cm.getCursor(), Pos(6, 2)); 
CodeMirror.commands.goCharLeft(cm); 
eqPos(cm.getCursor(), Pos(1, 2)); 
CodeMirror.commands.delCharAfter(cm); 
eq(cm.getValue(), "xxxx\nxxxx\nxxxx"); 
addDoc(cm, 4, 8); 
range = cm.markText(Pos(1, 2), Pos(6, 2), { 
replacedWith: document.createTextNode("M"),
clearOnEnter: true }
); 
var cleared = 0; 
CodeMirror.on(range, "clear", function (){ 
++cleared; 
} 
); 
cm.setCursor(0, 3); 
CodeMirror.commands.goLineDown(cm); 
eqPos(cm.getCursor(), Pos(6, 2)); 
CodeMirror.commands.goCharLeft(cm); 
eqPos(cm.getCursor(), Pos(6, 1)); 
eq(cleared, 1); 
_AN_Call_clear("clear", range); 
eq(cleared, 1); 
range = cm.markText(Pos(1, 2), Pos(6, 2), { 
replacedWith: document.createTextNode("Q"),
clearOnEnter: true }
); 
_AN_Call_clear("clear", range); 
cm.setCursor(1, 2); 
CodeMirror.commands.goCharRight(cm); 
eqPos(cm.getCursor(), Pos(1, 3)); 
range = cm.markText(Pos(2, 0), Pos(4, 4), { 
replacedWith: document.createTextNode("M")}
); 
cm.setCursor(1, 0); 
CodeMirror.commands.goLineDown(cm); 
eqPos(cm.getCursor(), Pos(2, 0)); 
} 
, null ); 
testCM("nestedFold", function (cm){ 
addDoc(cm, 10, 3); 
function fold(ll, cl, lr, cr){ 
return cm.markText(Pos(ll, cl), Pos(lr, cr), { 
collapsed: true }
); 
} 
var inner1 = fold(0, 6, 1, 3), inner2 = fold(0, 2, 1, 8), outer = fold(0, 1, 2, 3), inner0 = fold(0, 5, 0, 6); 
cm.setCursor(0, 1); 
CodeMirror.commands.goCharRight(cm); 
eqPos(cm.getCursor(), Pos(2, 3)); 
_AN_Call_clear("clear", inner0); 
CodeMirror.commands.goCharLeft(cm); 
eqPos(cm.getCursor(), Pos(0, 1)); 
_AN_Call_clear("clear", outer); 
CodeMirror.commands.goCharRight(cm); 
eqPos(cm.getCursor(), Pos(0, 2)); 
CodeMirror.commands.goCharRight(cm); 
eqPos(cm.getCursor(), Pos(1, 8)); 
_AN_Call_clear("clear", inner2); 
CodeMirror.commands.goCharLeft(cm); 
eqPos(cm.getCursor(), Pos(1, 7)); 
cm.setCursor(0, 5); 
CodeMirror.commands.goCharRight(cm); 
eqPos(cm.getCursor(), Pos(0, 6)); 
CodeMirror.commands.goCharRight(cm); 
eqPos(cm.getCursor(), Pos(1, 3)); 
} 
); 
testCM("badNestedFold", function (cm){ 
addDoc(cm, 4, 4); 
cm.markText(Pos(0, 2), Pos(3, 2), { 
collapsed: true }
); 
var caught; 
try { 
cm.markText(Pos(0, 1), Pos(0, 3), { 
collapsed: true }
); 
} 
catch (e) { 
caught = e; 
} 
is(caught instanceof Error, "no error"); 
is(/overlap/i.test(caught.message), "wrong error"); 
} 
); 
testCM("nestedFoldOnSide", function (cm){ 
var m1 = cm.markText(Pos(0, 1), Pos(2, 1), { 
collapsed: true ,
inclusiveRight: true }
); 
var m2 = cm.markText(Pos(0, 1), Pos(0, 2), { 
collapsed: true }
); 
_AN_Call_clear("clear", cm.markText(Pos(0, 1), Pos(0, 2), { 
collapsed: true }
)); 
try { 
cm.markText(Pos(0, 1), Pos(0, 2), { 
collapsed: true ,
inclusiveLeft: true }
); 
} 
catch (e) { 
var caught = e; 
} 
is(caught && /overlap/i.test(caught.message)); 
var m3 = cm.markText(Pos(2, 0), Pos(2, 1), { 
collapsed: true }
); 
var m4 = cm.markText(Pos(2, 0), Pos(2, 1), { 
collapse: true ,
inclusiveRight: true }
); 
_AN_Call_clear("clear", m1); 
_AN_Call_clear("clear", m4); 
m1 = cm.markText(Pos(0, 1), Pos(2, 1), { 
collapsed: true }
); 
_AN_Call_clear("clear", cm.markText(Pos(2, 0), Pos(2, 1), { 
collapsed: true }
)); 
try { 
cm.markText(Pos(2, 0), Pos(2, 1), { 
collapsed: true ,
inclusiveRight: true }
); 
} 
catch (e) { 
var caught = e; 
} 
is(caught && /overlap/i.test(caught.message)); 
} 
, { 
value: "ab\ncdef"}
); 
testCM("editInFold", function (cm){ 
addDoc(cm, 4, 6); 
var m = cm.markText(Pos(1, 2), Pos(3, 2), { 
collapsed: true }
); 
cm.replaceRange("", Pos(0, 0), Pos(1, 3)); 
cm.replaceRange("", Pos(2, 1), Pos(3, 3)); 
cm.replaceRange("a\nb\nc\nd", Pos(0, 1), Pos(1, 0)); 
cm.cursorCoords(Pos(0, 0)); 
} 
); 
testCM("wrappingInlineWidget", function (cm){ 
cm.setSize("11em"); 
var w = _AN_Call_createelement("createElement", document, "span"); 
w.style.color = "red"; 
_AN_Write_innerhtml("innerHTML", w, false , "one two three four"); 
cm.markText(Pos(0, 6), Pos(0, 9), { 
replacedWith: w}
); 
var cur0 = cm.cursorCoords(Pos(0, 0)), cur1 = cm.cursorCoords(Pos(0, 10)); 
is(cur0.top < cur1.top); 
is(cur0.bottom < cur1.bottom); 
var curL = cm.cursorCoords(Pos(0, 6)), curR = cm.cursorCoords(Pos(0, 9)); 
eq(curL.top, cur0.top); 
eq(curL.bottom, cur0.bottom); 
eq(curR.top, cur1.top); 
eq(curR.bottom, cur1.bottom); 
cm.replaceRange("", Pos(0, 9), Pos(0)); 
curR = cm.cursorCoords(Pos(0, 9)); 
if (phantom) return ; 
eq(curR.top, cur1.top); 
eq(curR.bottom, cur1.bottom); 
} 
, { 
value: "1 2 3 xxx 4",
lineWrapping: true }
); 
testCM("showEmptyWidgetSpan", function (cm){ 
var marker = cm.markText(Pos(0, 2), Pos(0, 2), { 
clearWhenEmpty: false ,
replacedWith: document.createTextNode("X")}
); 
eq(cm.display.view[0].text.textContent, "abXc"); 
} 
, { 
value: "abc"}
); 
testCM("changedInlineWidget", function (cm){ 
cm.setSize("10em"); 
var w = _AN_Call_createelement("createElement", document, "span"); 
_AN_Write_innerhtml("innerHTML", w, false , "x"); 
var m = cm.markText(Pos(0, 4), Pos(0, 5), { 
replacedWith: w}
); 
_AN_Write_innerhtml("innerHTML", w, false , "and now the widget is really really long all of a sudden and a scrollbar is needed"); 
m.changed(); 
var hScroll = byClassName(cm.getWrapperElement(), "CodeMirror-hscrollbar")[0]; 
is(hScroll.scrollWidth > hScroll.clientWidth); 
} 
, { 
value: "hello there"}
); 
testCM("changedBookmark", function (cm){ 
cm.setSize("10em"); 
var w = _AN_Call_createelement("createElement", document, "span"); 
_AN_Write_innerhtml("innerHTML", w, false , "x"); 
var m = cm.setBookmark(Pos(0, 4), { 
widget: w}
); 
_AN_Write_innerhtml("innerHTML", w, false , "and now the widget is really really long all of a sudden and a scrollbar is needed"); 
m.changed(); 
var hScroll = byClassName(cm.getWrapperElement(), "CodeMirror-hscrollbar")[0]; 
is(hScroll.scrollWidth > hScroll.clientWidth); 
} 
, { 
value: "abcdefg"}
); 
testCM("inlineWidget", function (cm){ 
var w = cm.setBookmark(Pos(0, 2), { 
widget: document.createTextNode("uu")}
); 
cm.setCursor(0, 2); 
CodeMirror.commands.goLineDown(cm); 
eqPos(cm.getCursor(), Pos(1, 4)); 
cm.setCursor(0, 2); 
cm.replaceSelection("hi"); 
eqPos(w.find(), Pos(0, 2)); 
cm.setCursor(0, 1); 
cm.replaceSelection("ay"); 
eqPos(w.find(), Pos(0, 4)); 
eq(cm.getLine(0), "uayuhiuu"); 
} 
, { 
value: "uuuu\nuuuuuu"}
); 
testCM("wrappingAndResizing", function (cm){ 
cm.setSize(null , "auto"); 
cm.setOption("lineWrapping", true ); 
var wrap = cm.getWrapperElement(), h0 = wrap.offsetHeight; 
var doc = "xxx xxx xxx xxx xxx"; 
cm.setValue(doc); 
for (var step = 10, w = cm.charCoords(Pos(0, 18), "div").right; 
; w += step){ 
cm.setSize(w); 
if (wrap.offsetHeight <= h0 * (opera_lt10? 1.2: 1.5)) { 
if (step == 10) { 
w -= 10; 
step = 1; 
} 
 else break ; 
} 
} 
cm.setCursor(Pos(0, _AN_Read_length("length", doc))); 
eq(wrap.offsetHeight, h0); 
cm.replaceSelection("x"); 
is(wrap.offsetHeight > h0, "wrapping happens"); 
cm.setValue(doc + "\n" + doc + "\n"); 
cm.getScrollerElement().style.maxHeight = "100px"; 
cm.replaceRange("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n!\n", Pos(2, 0)); 
forEach([Pos(0, _AN_Read_length("length", doc)), Pos(0, _AN_Read_length("length", doc) - 1), Pos(0, 0), Pos(1, _AN_Read_length("length", doc)), Pos(1, _AN_Read_length("length", doc) - 1)] , function (pos){ 
var coords = cm.charCoords(pos); 
eqPos(pos, cm.coordsChar({ 
left: coords.left + 2,
top: coords.top + 5}
)); 
} 
); 
} 
, null , ie_lt8); 
testCM("measureEndOfLine", function (cm){ 
cm.setSize(null , "auto"); 
var inner = byClassName(cm.getWrapperElement(), "CodeMirror-lines")[0].firstChild; 
var lh = inner.offsetHeight; 
for (var step = 10, w = cm.charCoords(Pos(0, 7), "div").right; 
; w += step){ 
cm.setSize(w); 
if (inner.offsetHeight < 2.5 * lh) { 
if (step == 10) { 
w -= 10; 
step = 1; 
} 
 else break ; 
} 
} 
cm.setValue(cm.getValue() + "\n\n"); 
var endPos = cm.charCoords(Pos(0, 18), "local"); 
is(endPos.top > lh * 0.8, "not at top"); 
is(endPos.left > w - 20, "not at right"); 
endPos = cm.charCoords(Pos(0, 18)); 
eqPos(cm.coordsChar({ 
left: endPos.left,
top: endPos.top + 5}
), Pos(0, 18)); 
} 
, { 
mode: "text/html",
value: "<!-- foo barrr -->",
lineWrapping: true }
, ie_lt8 || opera_lt10); 
testCM("scrollVerticallyAndHorizontally", function (cm){ 
if (cm.getOption("inputStyle") != "textarea") return ; 
cm.setSize(100, 100); 
addDoc(cm, 40, 40); 
cm.setCursor(39); 
var wrap = cm.getWrapperElement(), bar = byClassName(wrap, "CodeMirror-vscrollbar")[0]; 
is(bar.offsetHeight < wrap.offsetHeight, "vertical scrollbar limited by horizontal one"); 
var cursorBox = byClassName(wrap, "CodeMirror-cursor")[0].getBoundingClientRect(); 
var editorBox = wrap.getBoundingClientRect(); 
is(cursorBox.bottom < editorBox.top + cm.getScrollerElement().clientHeight, "bottom line visible"); 
} 
, { 
lineNumbers: true }
); 
testCM("moveVstuck", function (cm){ 
var lines = byClassName(cm.getWrapperElement(), "CodeMirror-lines")[0].firstChild, h0 = lines.offsetHeight; 
var val = "fooooooooooooooooooooooooo baaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaar\n"; 
cm.setValue(val); 
for (var w = cm.charCoords(Pos(0, 26), "div").right * 2.8; 
; w += 5){ 
cm.setSize(w); 
if (lines.offsetHeight <= 3.5 * h0) break ; 
} 
cm.setCursor(Pos(0, _AN_Read_length("length", val) - 1)); 
cm.moveV(-1, "line"); 
eqPos(cm.getCursor(), Pos(0, 26)); 
} 
, { 
lineWrapping: true }
, ie_lt8 || opera_lt10); 
testCM("collapseOnMove", function (cm){ 
cm.setSelection(Pos(0, 1), Pos(2, 4)); 
_AN_Call_execcommand("execCommand", cm, "goLineUp"); 
is(!cm.somethingSelected()); 
eqPos(cm.getCursor(), Pos(0, 1)); 
cm.setSelection(Pos(0, 1), Pos(2, 4)); 
_AN_Call_execcommand("execCommand", cm, "goPageDown"); 
is(!cm.somethingSelected()); 
eqPos(cm.getCursor(), Pos(2, 4)); 
_AN_Call_execcommand("execCommand", cm, "goLineUp"); 
_AN_Call_execcommand("execCommand", cm, "goLineUp"); 
eqPos(cm.getCursor(), Pos(0, 4)); 
cm.setSelection(Pos(0, 1), Pos(2, 4)); 
_AN_Call_execcommand("execCommand", cm, "goCharLeft"); 
is(!cm.somethingSelected()); 
eqPos(cm.getCursor(), Pos(0, 1)); 
} 
, { 
value: "aaaaa\nb\nccccc"}
); 
testCM("clickTab", function (cm){ 
var p0 = cm.charCoords(Pos(0, 0)); 
eqPos(cm.coordsChar({ 
left: p0.left + 5,
top: p0.top + 5}
), Pos(0, 0)); 
eqPos(cm.coordsChar({ 
left: p0.right - 5,
top: p0.top + 5}
), Pos(0, 1)); 
} 
, { 
value: "\t\n\n",
lineWrapping: true ,
tabSize: 8}
); 
testCM("verticalScroll", function (cm){ 
cm.setSize(100, 200); 
cm.setValue("foo\nbar\nbaz\n"); 
var sc = cm.getScrollerElement(), baseWidth = sc.scrollWidth; 
cm.replaceRange("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaah", Pos(0, 0), Pos(0)); 
is(sc.scrollWidth > baseWidth, "scrollbar present"); 
cm.replaceRange("foo", Pos(0, 0), Pos(0)); 
if (!phantom) eq(sc.scrollWidth, baseWidth, "scrollbar gone"); 
cm.replaceRange("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaah", Pos(0, 0), Pos(0)); 
cm.replaceRange("bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbh", Pos(1, 0), Pos(1)); 
is(sc.scrollWidth > baseWidth, "present again"); 
var curWidth = sc.scrollWidth; 
cm.replaceRange("foo", Pos(0, 0), Pos(0)); 
is(sc.scrollWidth < curWidth, "scrollbar smaller"); 
is(sc.scrollWidth > baseWidth, "but still present"); 
} 
); 
testCM("extraKeys", function (cm){ 
var outcome; 
function fakeKey(expected, code, props){ 
if (typeof code == "string") code = code.charCodeAt(0); 
var e = { 
type: "keydown",
keyCode: code,
preventDefault: function (){ 
} 
,
stopPropagation: function (){ 
} 
}
; 
if (props) for (var n in props)e[n] = props[n]; 
outcome = null ; 
cm.triggerOnKeyDown(e); 
eq(outcome, expected); 
} 
CodeMirror.commands.testCommand = function (){ 
outcome = "tc"; 
} 
; 
CodeMirror.commands.goTestCommand = function (){ 
outcome = "gtc"; 
} 
; 
cm.setOption("extraKeys", { 
"Shift-X": function (){ 
outcome = "sx"; 
} 
,
"X": function (){ 
outcome = "x"; 
} 
,
"Ctrl-Alt-U": function (){ 
outcome = "cau"; 
} 
,
"End": "testCommand",
"Home": "goTestCommand",
"Tab": false }
); 
fakeKey(null , "U"); 
fakeKey("cau", "U", { 
ctrlKey: true ,
altKey: true }
); 
fakeKey(null , "U", { 
shiftKey: true ,
ctrlKey: true ,
altKey: true }
); 
fakeKey("x", "X"); 
fakeKey("sx", "X", { 
shiftKey: true }
); 
fakeKey("tc", 35); 
fakeKey(null , 35, { 
shiftKey: true }
); 
fakeKey("gtc", 36); 
fakeKey("gtc", 36, { 
shiftKey: true }
); 
fakeKey(null , 9); 
} 
, null , window.opera && mac); 
testCM("wordMovementCommands", function (cm){ 
_AN_Call_execcommand("execCommand", cm, "goWordLeft"); 
eqPos(cm.getCursor(), Pos(0, 0)); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
eqPos(cm.getCursor(), Pos(0, 7)); 
_AN_Call_execcommand("execCommand", cm, "goWordLeft"); 
eqPos(cm.getCursor(), Pos(0, 5)); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
eqPos(cm.getCursor(), Pos(0, 12)); 
_AN_Call_execcommand("execCommand", cm, "goWordLeft"); 
eqPos(cm.getCursor(), Pos(0, 9)); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
eqPos(cm.getCursor(), Pos(0, 24)); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
eqPos(cm.getCursor(), Pos(1, 9)); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
eqPos(cm.getCursor(), Pos(1, 13)); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
_AN_Call_execcommand("execCommand", cm, "goWordRight"); 
eqPos(cm.getCursor(), Pos(2, 0)); 
} 
, { 
value: "this is (the) firstline.\na foo12\u00e9\u00f8\u00d7bar\n"}
); 
testCM("groupMovementCommands", function (cm){ 
_AN_Call_execcommand("execCommand", cm, "goGroupLeft"); 
eqPos(cm.getCursor(), Pos(0, 0)); 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
eqPos(cm.getCursor(), Pos(0, 4)); 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
eqPos(cm.getCursor(), Pos(0, 7)); 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
eqPos(cm.getCursor(), Pos(0, 10)); 
_AN_Call_execcommand("execCommand", cm, "goGroupLeft"); 
eqPos(cm.getCursor(), Pos(0, 7)); 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
eqPos(cm.getCursor(), Pos(0, 15)); 
cm.setCursor(Pos(0, 17)); 
_AN_Call_execcommand("execCommand", cm, "goGroupLeft"); 
eqPos(cm.getCursor(), Pos(0, 16)); 
_AN_Call_execcommand("execCommand", cm, "goGroupLeft"); 
eqPos(cm.getCursor(), Pos(0, 14)); 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
eqPos(cm.getCursor(), Pos(0, 20)); 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
eqPos(cm.getCursor(), Pos(1, 0)); 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
eqPos(cm.getCursor(), Pos(1, 2)); 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
eqPos(cm.getCursor(), Pos(1, 5)); 
_AN_Call_execcommand("execCommand", cm, "goGroupLeft"); 
_AN_Call_execcommand("execCommand", cm, "goGroupLeft"); 
eqPos(cm.getCursor(), Pos(1, 0)); 
_AN_Call_execcommand("execCommand", cm, "goGroupLeft"); 
eqPos(cm.getCursor(), Pos(0, 20)); 
_AN_Call_execcommand("execCommand", cm, "goGroupLeft"); 
eqPos(cm.getCursor(), Pos(0, 16)); 
} 
, { 
value: "booo ba---quux. ffff\n  abc d"}
); 
testCM("groupsAndWhitespace", function (cm){ 
var positions = [Pos(0, 0), Pos(0, 2), Pos(0, 5), Pos(0, 9), Pos(0, 11), Pos(1, 0), Pos(1, 2), Pos(1, 5)] ; 
for (var i = 1; 
i < _AN_Read_length("length", positions); i++ ){ 
_AN_Call_execcommand("execCommand", cm, "goGroupRight"); 
eqPos(cm.getCursor(), positions[i]); 
} 
for (var i = _AN_Read_length("length", positions) - 2; 
i >= 0; i-- ){ 
_AN_Call_execcommand("execCommand", cm, "goGroupLeft"); 
eqPos(cm.getCursor(), i == 2? Pos(0, 6): positions[i]); 
} 
} 
, { 
value: "  foo +++  \n  bar"}
); 
testCM("charMovementCommands", function (cm){ 
_AN_Call_execcommand("execCommand", cm, "goCharLeft"); 
_AN_Call_execcommand("execCommand", cm, "goColumnLeft"); 
eqPos(cm.getCursor(), Pos(0, 0)); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
eqPos(cm.getCursor(), Pos(0, 2)); 
cm.setCursor(Pos(1, 0)); 
_AN_Call_execcommand("execCommand", cm, "goColumnLeft"); 
eqPos(cm.getCursor(), Pos(1, 0)); 
_AN_Call_execcommand("execCommand", cm, "goCharLeft"); 
eqPos(cm.getCursor(), Pos(0, 5)); 
_AN_Call_execcommand("execCommand", cm, "goColumnRight"); 
eqPos(cm.getCursor(), Pos(0, 5)); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
eqPos(cm.getCursor(), Pos(1, 0)); 
_AN_Call_execcommand("execCommand", cm, "goLineEnd"); 
eqPos(cm.getCursor(), Pos(1, 5)); 
_AN_Call_execcommand("execCommand", cm, "goLineStartSmart"); 
eqPos(cm.getCursor(), Pos(1, 1)); 
_AN_Call_execcommand("execCommand", cm, "goLineStartSmart"); 
eqPos(cm.getCursor(), Pos(1, 0)); 
cm.setCursor(Pos(2, 0)); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
_AN_Call_execcommand("execCommand", cm, "goColumnRight"); 
eqPos(cm.getCursor(), Pos(2, 0)); 
} 
, { 
value: "line1\n ine2\n"}
); 
testCM("verticalMovementCommands", function (cm){ 
_AN_Call_execcommand("execCommand", cm, "goLineUp"); 
eqPos(cm.getCursor(), Pos(0, 0)); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
if (!phantom) eqPos(cm.getCursor(), Pos(1, 0)); 
cm.setCursor(Pos(1, 12)); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
eqPos(cm.getCursor(), Pos(2, 5)); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
eqPos(cm.getCursor(), Pos(3, 0)); 
_AN_Call_execcommand("execCommand", cm, "goLineUp"); 
eqPos(cm.getCursor(), Pos(2, 5)); 
_AN_Call_execcommand("execCommand", cm, "goLineUp"); 
eqPos(cm.getCursor(), Pos(1, 12)); 
_AN_Call_execcommand("execCommand", cm, "goPageDown"); 
eqPos(cm.getCursor(), Pos(5, 0)); 
_AN_Call_execcommand("execCommand", cm, "goPageDown"); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
eqPos(cm.getCursor(), Pos(5, 0)); 
_AN_Call_execcommand("execCommand", cm, "goPageUp"); 
eqPos(cm.getCursor(), Pos(0, 0)); 
} 
, { 
value: "line1\nlong long line2\nline3\n\nline5\n"}
); 
testCM("verticalMovementCommandsWrapping", function (cm){ 
cm.setSize(120); 
cm.setCursor(Pos(0, 5)); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
eq(cm.getCursor().line, 0); 
is(cm.getCursor().ch > 5, "moved beyond wrap"); 
for (var i = 0; 
; ++i){ 
is(i < 20, "no endless loop"); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
var cur = cm.getCursor(); 
if (cur.line == 1) eq(cur.ch, 5); 
if (cur.line == 2) { 
eq(cur.ch, 1); 
break ; 
} 
} 
} 
, { 
value: "a very long line that wraps around somehow so that we can test cursor movement\nshortone\nk",
lineWrapping: true }
); 
testCM("rtlMovement", function (cm){ 
if (cm.getOption("inputStyle") != "textarea") return ; 
forEach(["خحج", "خحabcخحج", "abخحخحجcd", "abخde", "abخح2342خ1حج", "خ1ح2خح3حxج", "خحcd", "1خحcd", "abcdeح1ج", "خمرحبها مها!", "foobarر", "خ ة ق", "<img src=\"/בדיקה3.jpg\">", "يتم السحب في 05 فبراير 2014"] , function (line){ 
var inv = line.charCodeAt(0) > 128; 
cm.setValue(line + "\n"); 
_AN_Call_execcommand("execCommand", cm, inv? "goLineEnd": "goLineStart"); 
var cursors = byClassName(cm.getWrapperElement(), "CodeMirror-cursors")[0]; 
var cursor = cursors.firstChild; 
var prevX = cursor.offsetLeft, prevY = cursor.offsetTop; 
for (var i = 0; 
i <= _AN_Read_length("length", line); ++i){ 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
cursor = cursors.firstChild; 
if (i == _AN_Read_length("length", line)) is(cursor.offsetTop > prevY, "next line"); 
 else is(cursor.offsetLeft > prevX, "moved right"); 
prevX = cursor.offsetLeft; 
prevY = cursor.offsetTop; 
} 
cm.setCursor(0, 0); 
_AN_Call_execcommand("execCommand", cm, inv? "goLineStart": "goLineEnd"); 
prevX = cursors.firstChild.offsetLeft; 
for (var i = 0; 
i < _AN_Read_length("length", line); ++i){ 
_AN_Call_execcommand("execCommand", cm, "goCharLeft"); 
cursor = cursors.firstChild; 
is(cursor.offsetLeft < prevX, "moved left"); 
prevX = cursor.offsetLeft; 
} 
} 
); 
} 
, null , ie_lt9); 
testCM("bidiUpdate", function (cm){ 
cm.setCursor(Pos(0, 2)); 
cm.replaceSelection("خحج", "start"); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
eqPos(cm.getCursor(), Pos(0, 4)); 
} 
, { 
value: "abcd\n"}
); 
testCM("movebyTextUnit", function (cm){ 
cm.setValue("בְּרֵאשִ\nééé́\n"); 
_AN_Call_execcommand("execCommand", cm, "goLineEnd"); 
for (var i = 0; 
i < 4; ++i)_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
eqPos(cm.getCursor(), Pos(0, 0)); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
eqPos(cm.getCursor(), Pos(1, 0)); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
eqPos(cm.getCursor(), Pos(1, 4)); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
eqPos(cm.getCursor(), Pos(1, 7)); 
} 
); 
testCM("lineChangeEvents", function (cm){ 
addDoc(cm, 3, 5); 
var log = [] , want = ["ch 0", "ch 1", "del 2", "ch 0", "ch 0", "del 1", "del 3", "del 4"] ; 
for (var i = 0; 
i < 5; ++i){ 
CodeMirror.on(cm.getLineHandle(i), "delete", function (i){ 
return function (){ 
log.push("del " + i); 
} 
; 
} 
(i)); 
CodeMirror.on(cm.getLineHandle(i), "change", function (i){ 
return function (){ 
log.push("ch " + i); 
} 
; 
} 
(i)); 
} 
cm.replaceRange("x", Pos(0, 1)); 
cm.replaceRange("xy", Pos(1, 1), Pos(2)); 
cm.replaceRange("foo\nbar", Pos(0, 1)); 
cm.replaceRange("", Pos(0, 0), Pos(cm.lineCount())); 
eq(_AN_Read_length("length", log), _AN_Read_length("length", want), "same length"); 
for (var i = 0; 
i < _AN_Read_length("length", log); ++i)eq(log[i], want[i]); 
} 
); 
testCM("scrollEntirelyToRight", function (cm){ 
if (phantom || cm.getOption("inputStyle") != "textarea") return ; 
addDoc(cm, 500, 2); 
cm.setCursor(Pos(0, 500)); 
var wrap = cm.getWrapperElement(), cur = byClassName(wrap, "CodeMirror-cursor")[0]; 
is(wrap.getBoundingClientRect().right > cur.getBoundingClientRect().left); 
} 
); 
testCM("lineWidgets", function (cm){ 
addDoc(cm, 500, 3); 
var last = cm.charCoords(Pos(2, 0)); 
var node = _AN_Call_createelement("createElement", document, "div"); 
_AN_Write_innerhtml("innerHTML", node, false , "hi"); 
var widget = cm.addLineWidget(1, node); 
is(last.top < cm.charCoords(Pos(2, 0)).top, "took up space"); 
cm.setCursor(Pos(1, 1)); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
eqPos(cm.getCursor(), Pos(2, 1)); 
_AN_Call_execcommand("execCommand", cm, "goLineUp"); 
eqPos(cm.getCursor(), Pos(1, 1)); 
} 
); 
testCM("lineWidgetFocus", function (cm){ 
var place = document.getElementById("testground"); 
place.className = "offscreen"; 
try { 
addDoc(cm, 500, 10); 
var node = _AN_Call_createelement("createElement", document, "input"); 
var widget = cm.addLineWidget(1, node); 
node.focus(); 
eq(document.activeElement, node); 
cm.replaceRange("new stuff", Pos(1, 0)); 
eq(document.activeElement, node); 
} 
finally{ 
place.className = ""; 
} 
} 
); 
testCM("lineWidgetCautiousRedraw", function (cm){ 
var node = _AN_Call_createelement("createElement", document, "div"); 
_AN_Write_innerhtml("innerHTML", node, false , "hahah"); 
var w = cm.addLineWidget(0, node); 
var redrawn = false ; 
w.on("redraw", function (){ 
redrawn = true ; 
} 
); 
cm.replaceSelection("0"); 
is(!redrawn); 
} 
, { 
value: "123\n456"}
); 
var knownScrollbarWidth; 
function scrollbarWidth(measure){ 
if (knownScrollbarWidth != null ) return knownScrollbarWidth; 
var div = _AN_Call_createelement("createElement", document, 'div'); 
_AN_Write_csstext('cssText', div.style, false , "width: 50px; height: 50px; overflow-x: scroll"); 
_AN_Call_appendchild("appendChild", document.body, div); 
knownScrollbarWidth = div.offsetHeight - div.clientHeight; 
document.body.removeChild(div); 
return knownScrollbarWidth || 0; 
} 
testCM("lineWidgetChanged", function (cm){ 
addDoc(cm, 2, 300); 
var halfScrollbarWidth = scrollbarWidth(cm.display.measure) / 2; 
cm.setOption('lineNumbers', true ); 
cm.setSize(600, cm.defaultTextHeight() * 50); 
cm.scrollTo(null , cm.heightAtLine(125, "local")); 
var expectedWidgetHeight = 60; 
var expectedLinesInWidget = 3; 
function w(){ 
var node = _AN_Call_createelement("createElement", document, "div"); 
var barelyUnderHalfWidthHtml = '<div style="display: inline-block; height: 1px; width: ' + (285 - halfScrollbarWidth) + 'px;"></div>'; 
var barelyOverHalfWidthHtml = '<div style="display: inline-block; height: 1px; width: ' + (305 - halfScrollbarWidth) + 'px;"></div>'; 
_AN_Write_innerhtml('innerHTML', node, false , new Array(3).join(barelyUnderHalfWidthHtml) + new Array(3).join(barelyOverHalfWidthHtml)); 
_AN_Write_csstext('cssText', node.style, false , "background: yellow;font-size:0;line-height: " + (expectedWidgetHeight / expectedLinesInWidget) + "px;"); 
return node; 
} 
var info0 = cm.getScrollInfo(); 
var w0 = cm.addLineWidget(0, w(), { 
coverGutter: true }
); 
var w150 = cm.addLineWidget(150, w(), { 
coverGutter: true }
); 
var w300 = cm.addLineWidget(300, w(), { 
coverGutter: true }
); 
var info1 = cm.getScrollInfo(); 
eq(info0.height + (3 * expectedWidgetHeight), info1.height); 
eq(info0.top + expectedWidgetHeight, info1.top); 
expectedWidgetHeight = 12; 
w0.node.style.lineHeight = w150.node.style.lineHeight = w300.node.style.lineHeight = (expectedWidgetHeight / expectedLinesInWidget) + "px"; 
w0.changed(); 
w150.changed(); 
w300.changed(); 
var info2 = cm.getScrollInfo(); 
eq(info0.height + (3 * expectedWidgetHeight), info2.height); 
eq(info0.top + expectedWidgetHeight, info2.top); 
} 
); 
testCM("getLineNumber", function (cm){ 
addDoc(cm, 2, 20); 
var h1 = cm.getLineHandle(1); 
eq(cm.getLineNumber(h1), 1); 
cm.replaceRange("hi\nbye\n", Pos(0, 0)); 
eq(cm.getLineNumber(h1), 3); 
cm.setValue(""); 
eq(cm.getLineNumber(h1), null ); 
} 
); 
testCM("jumpTheGap", function (cm){ 
if (phantom) return ; 
var longLine = "abcdef ghiklmnop qrstuvw xyz "; 
longLine += longLine; 
longLine += longLine; 
longLine += longLine; 
cm.replaceRange(longLine, Pos(2, 0), Pos(2)); 
cm.setSize("200px", null ); 
cm.getWrapperElement().style.lineHeight = 2; 
_AN_Call_refresh("refresh", cm); 
cm.setCursor(Pos(0, 1)); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
eqPos(cm.getCursor(), Pos(1, 1)); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
eqPos(cm.getCursor(), Pos(2, 1)); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
eq(cm.getCursor().line, 2); 
is(cm.getCursor().ch > 1); 
_AN_Call_execcommand("execCommand", cm, "goLineUp"); 
eqPos(cm.getCursor(), Pos(2, 1)); 
_AN_Call_execcommand("execCommand", cm, "goLineUp"); 
eqPos(cm.getCursor(), Pos(1, 1)); 
var node = _AN_Call_createelement("createElement", document, "div"); 
_AN_Write_innerhtml("innerHTML", node, false , "hi"); 
node.style.height = "30px"; 
cm.addLineWidget(0, node); 
cm.addLineWidget(1, node.cloneNode(true ), { 
above: true }
); 
cm.setCursor(Pos(0, 2)); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
eqPos(cm.getCursor(), Pos(1, 2)); 
_AN_Call_execcommand("execCommand", cm, "goLineUp"); 
eqPos(cm.getCursor(), Pos(0, 2)); 
} 
, { 
lineWrapping: true ,
value: "abc\ndef\nghi\njkl\n"}
); 
testCM("addLineClass", function (cm){ 
function cls(line, text, bg, wrap, gutter){ 
var i = cm.lineInfo(line); 
eq(i.textClass, text); 
eq(i.bgClass, bg); 
eq(i.wrapClass, wrap); 
if (typeof i.handle.gutterClass !== 'undefined') { 
eq(i.handle.gutterClass, gutter); 
} 
} 
cm.addLineClass(0, "text", "foo"); 
cm.addLineClass(0, "text", "bar"); 
cm.addLineClass(1, "background", "baz"); 
cm.addLineClass(1, "wrap", "foo"); 
cm.addLineClass(1, "gutter", "gutter-class"); 
cls(0, "foo bar", null , null , null ); 
cls(1, null , "baz", "foo", "gutter-class"); 
var lines = cm.display.lineDiv; 
eq(_AN_Read_length("length", byClassName(lines, "foo")), 2); 
eq(_AN_Read_length("length", byClassName(lines, "bar")), 1); 
eq(_AN_Read_length("length", byClassName(lines, "baz")), 1); 
eq(_AN_Read_length("length", byClassName(lines, "gutter-class")), 2); 
cm.removeLineClass(0, "text", "foo"); 
cls(0, "bar", null , null , null ); 
cm.removeLineClass(0, "text", "foo"); 
cls(0, "bar", null , null , null ); 
cm.removeLineClass(0, "text", "bar"); 
cls(0, null , null , null ); 
cm.addLineClass(1, "wrap", "quux"); 
cls(1, null , "baz", "foo quux", "gutter-class"); 
cm.removeLineClass(1, "wrap"); 
cls(1, null , "baz", null , "gutter-class"); 
cm.removeLineClass(1, "gutter", "gutter-class"); 
eq(_AN_Read_length("length", byClassName(lines, "gutter-class")), 0); 
cls(1, null , "baz", null , null ); 
cm.addLineClass(1, "gutter", "gutter-class"); 
cls(1, null , "baz", null , "gutter-class"); 
cm.removeLineClass(1, "gutter", "gutter-class"); 
cls(1, null , "baz", null , null ); 
} 
, { 
value: "hohoho\n",
lineNumbers: true }
); 
testCM("atomicMarker", function (cm){ 
addDoc(cm, 10, 10); 
function atom(ll, cl, lr, cr, li, ri){ 
return cm.markText(Pos(ll, cl), Pos(lr, cr), { 
atomic: true ,
inclusiveLeft: li,
inclusiveRight: ri}
); 
} 
var m = atom(0, 1, 0, 5); 
cm.setCursor(Pos(0, 1)); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
eqPos(cm.getCursor(), Pos(0, 5)); 
_AN_Call_execcommand("execCommand", cm, "goCharLeft"); 
eqPos(cm.getCursor(), Pos(0, 1)); 
_AN_Call_clear("clear", m); 
m = atom(0, 0, 0, 5, true ); 
eqPos(cm.getCursor(), Pos(0, 5), "pushed out"); 
_AN_Call_execcommand("execCommand", cm, "goCharLeft"); 
eqPos(cm.getCursor(), Pos(0, 5)); 
_AN_Call_clear("clear", m); 
m = atom(8, 4, 9, 10, false , true ); 
cm.setCursor(Pos(9, 8)); 
eqPos(cm.getCursor(), Pos(8, 4), "set"); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
eqPos(cm.getCursor(), Pos(8, 4), "char right"); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
eqPos(cm.getCursor(), Pos(8, 4), "line down"); 
_AN_Call_execcommand("execCommand", cm, "goCharLeft"); 
eqPos(cm.getCursor(), Pos(8, 3)); 
_AN_Call_clear("clear", m); 
m = atom(1, 1, 3, 8); 
cm.setCursor(Pos(0, 0)); 
cm.setCursor(Pos(2, 0)); 
eqPos(cm.getCursor(), Pos(3, 8)); 
_AN_Call_execcommand("execCommand", cm, "goCharLeft"); 
eqPos(cm.getCursor(), Pos(1, 1)); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
eqPos(cm.getCursor(), Pos(3, 8)); 
_AN_Call_execcommand("execCommand", cm, "goLineUp"); 
eqPos(cm.getCursor(), Pos(1, 1)); 
_AN_Call_execcommand("execCommand", cm, "goLineDown"); 
eqPos(cm.getCursor(), Pos(3, 8)); 
_AN_Call_execcommand("execCommand", cm, "delCharBefore"); 
eq(_AN_Read_length("length", cm.getValue()), 80, "del chunk"); 
m = atom(3, 0, 5, 5); 
cm.setCursor(Pos(3, 0)); 
_AN_Call_execcommand("execCommand", cm, "delWordAfter"); 
eq(_AN_Read_length("length", cm.getValue()), 53, "del chunk"); 
} 
); 
testCM("selectionBias", function (cm){ 
cm.markText(Pos(0, 1), Pos(0, 3), { 
atomic: true }
); 
cm.setCursor(Pos(0, 2)); 
eqPos(cm.getCursor(), Pos(0, 1)); 
cm.setCursor(Pos(0, 2)); 
eqPos(cm.getCursor(), Pos(0, 3)); 
cm.setCursor(Pos(0, 2)); 
eqPos(cm.getCursor(), Pos(0, 1)); 
cm.setCursor(Pos(0, 2), null , { 
bias: -1}
); 
eqPos(cm.getCursor(), Pos(0, 1)); 
cm.setCursor(Pos(0, 4)); 
cm.setCursor(Pos(0, 2), null , { 
bias: 1}
); 
eqPos(cm.getCursor(), Pos(0, 3)); 
} 
, { 
value: "12345"}
); 
testCM("selectionHomeEnd", function (cm){ 
cm.markText(Pos(1, 0), Pos(1, 1), { 
atomic: true ,
inclusiveLeft: true }
); 
cm.markText(Pos(1, 3), Pos(1, 4), { 
atomic: true ,
inclusiveRight: true }
); 
cm.setCursor(Pos(1, 2)); 
_AN_Call_execcommand("execCommand", cm, "goLineStart"); 
eqPos(cm.getCursor(), Pos(1, 1)); 
_AN_Call_execcommand("execCommand", cm, "goLineEnd"); 
eqPos(cm.getCursor(), Pos(1, 3)); 
} 
, { 
value: "ab\ncdef\ngh"}
); 
testCM("readOnlyMarker", function (cm){ 
function mark(ll, cl, lr, cr, at){ 
return cm.markText(Pos(ll, cl), Pos(lr, cr), { 
readOnly: true ,
atomic: at}
); 
} 
var m = mark(0, 1, 0, 4); 
cm.setCursor(Pos(0, 2)); 
cm.replaceSelection("hi", "end"); 
eqPos(cm.getCursor(), Pos(0, 2)); 
eq(cm.getLine(0), "abcde"); 
_AN_Call_execcommand("execCommand", cm, "selectAll"); 
cm.replaceSelection("oops", "around"); 
eq(cm.getValue(), "oopsbcd"); 
cm.undo(); 
eqPos(m.find().from, Pos(0, 1)); 
eqPos(m.find().to, Pos(0, 4)); 
_AN_Call_clear("clear", m); 
cm.setCursor(Pos(0, 2)); 
cm.replaceSelection("hi", "around"); 
eq(cm.getLine(0), "abhicde"); 
eqPos(cm.getCursor(), Pos(0, 4)); 
m = mark(0, 2, 2, 2, true ); 
cm.setSelection(Pos(1, 1), Pos(2, 4)); 
cm.replaceSelection("t", "end"); 
eqPos(cm.getCursor(), Pos(2, 3)); 
eq(cm.getLine(2), "klto"); 
_AN_Call_execcommand("execCommand", cm, "goCharLeft"); 
_AN_Call_execcommand("execCommand", cm, "goCharLeft"); 
eqPos(cm.getCursor(), Pos(0, 2)); 
cm.setSelection(Pos(0, 1), Pos(0, 3)); 
cm.replaceSelection("xx", "around"); 
eqPos(cm.getCursor(), Pos(0, 3)); 
eq(cm.getLine(0), "axxhicde"); 
} 
, { 
value: "abcde\nfghij\nklmno\n"}
); 
testCM("dirtyBit", function (cm){ 
eq(cm.isClean(), true ); 
cm.replaceSelection("boo", null , "test"); 
eq(cm.isClean(), false ); 
cm.undo(); 
eq(cm.isClean(), true ); 
cm.replaceSelection("boo", null , "test"); 
cm.replaceSelection("baz", null , "test"); 
cm.undo(); 
eq(cm.isClean(), false ); 
cm.markClean(); 
eq(cm.isClean(), true ); 
cm.undo(); 
eq(cm.isClean(), false ); 
cm.redo(); 
eq(cm.isClean(), true ); 
} 
); 
testCM("changeGeneration", function (cm){ 
cm.replaceSelection("x"); 
var softGen = cm.changeGeneration(); 
cm.replaceSelection("x"); 
cm.undo(); 
eq(cm.getValue(), ""); 
is(!cm.isClean(softGen)); 
cm.replaceSelection("x"); 
var hardGen = cm.changeGeneration(true ); 
cm.replaceSelection("x"); 
cm.undo(); 
eq(cm.getValue(), "x"); 
is(cm.isClean(hardGen)); 
} 
); 
testCM("addKeyMap", function (cm){ 
function sendKey(code){ 
cm.triggerOnKeyDown({ 
type: "keydown",
keyCode: code,
preventDefault: function (){ 
} 
,
stopPropagation: function (){ 
} 
}
); 
} 
sendKey(39); 
eqPos(cm.getCursor(), Pos(0, 1)); 
var test = 0; 
var map1 = { 
Right: function (){ 
++test; 
} 
}
, map2 = { 
Right: function (){ 
test += 10; 
} 
}
; 
cm.addKeyMap(map1); 
sendKey(39); 
eqPos(cm.getCursor(), Pos(0, 1)); 
eq(test, 1); 
cm.addKeyMap(map2, true ); 
sendKey(39); 
eq(test, 2); 
cm.removeKeyMap(map1); 
sendKey(39); 
eq(test, 12); 
cm.removeKeyMap(map2); 
sendKey(39); 
eq(test, 12); 
eqPos(cm.getCursor(), Pos(0, 2)); 
cm.addKeyMap({ 
Right: function (){ 
test = 55; 
} 
,
name: "mymap"}
); 
sendKey(39); 
eq(test, 55); 
cm.removeKeyMap("mymap"); 
sendKey(39); 
eqPos(cm.getCursor(), Pos(0, 3)); 
} 
, { 
value: "abc"}
); 
testCM("findPosH", function (cm){ 
forEach([{ 
from: Pos(0, 0),
to: Pos(0, 1),
by: 1}
, { 
from: Pos(0, 0),
to: Pos(0, 0),
by: -1,
hitSide: true }
, { 
from: Pos(0, 0),
to: Pos(0, 4),
by: 1,
unit: "word"}
, { 
from: Pos(0, 0),
to: Pos(0, 8),
by: 2,
unit: "word"}
, { 
from: Pos(0, 0),
to: Pos(2, 0),
by: 20,
unit: "word",
hitSide: true }
, { 
from: Pos(0, 7),
to: Pos(0, 5),
by: -1,
unit: "word"}
, { 
from: Pos(0, 4),
to: Pos(0, 8),
by: 1,
unit: "word"}
, { 
from: Pos(1, 0),
to: Pos(1, 18),
by: 3,
unit: "word"}
, { 
from: Pos(1, 22),
to: Pos(1, 5),
by: -3,
unit: "word"}
, { 
from: Pos(1, 15),
to: Pos(1, 10),
by: -5}
, { 
from: Pos(1, 15),
to: Pos(1, 10),
by: -5,
unit: "column"}
, { 
from: Pos(1, 15),
to: Pos(1, 0),
by: -50,
unit: "column",
hitSide: true }
, { 
from: Pos(1, 15),
to: Pos(1, 24),
by: 50,
unit: "column",
hitSide: true }
, { 
from: Pos(1, 15),
to: Pos(2, 0),
by: 50,
hitSide: true }
] , function (t){ 
var r = cm.findPosH(t.from, t.by, t.unit || "char"); 
eqPos(r, t.to); 
eq(!!r.hitSide, !!t.hitSide); 
} 
); 
} 
, { 
value: "line one\nline two.something.other\n"}
); 
testCM("beforeChange", function (cm){ 
cm.on("beforeChange", function (cm, change){ 
var text = [] ; 
for (var i = 0; 
i < _AN_Read_length("length", change.text); ++i)text.push(_AN_Call_replace("replace", change.text[i], /\s/g, "_")); 
change.update(null , null , text); 
} 
); 
cm.setValue("hello, i am a\nnew document\n"); 
eq(cm.getValue(), "hello,_i_am_a\nnew_document\n"); 
CodeMirror.on(cm.getDoc(), "beforeChange", function (doc, change){ 
if (change.from.line == 0) change.cancel(); 
} 
); 
cm.setValue("oops"); 
eq(cm.getValue(), "hello,_i_am_a\nnew_document\n"); 
cm.replaceRange("hey hey hey", Pos(1, 0), Pos(2, 0)); 
eq(cm.getValue(), "hello,_i_am_a\nhey_hey_hey"); 
} 
, { 
value: "abcdefghijk"}
); 
testCM("beforeChangeUndo", function (cm){ 
cm.replaceRange("hi", Pos(0, 0), Pos(0)); 
cm.replaceRange("bye", Pos(0, 0), Pos(0)); 
eq(cm.historySize().undo, 2); 
cm.on("beforeChange", function (cm, change){ 
is(!change.update); 
change.cancel(); 
} 
); 
cm.undo(); 
eq(cm.historySize().undo, 0); 
eq(cm.getValue(), "bye\ntwo"); 
} 
, { 
value: "one\ntwo"}
); 
testCM("beforeSelectionChange", function (cm){ 
function notAtEnd(cm, pos){ 
var len = _AN_Read_length("length", cm.getLine(pos.line)); 
if (!len || pos.ch == len) return Pos(pos.line, pos.ch - 1); 
return pos; 
} 
cm.on("beforeSelectionChange", function (cm, obj){ 
obj.update([{ 
anchor: notAtEnd(cm, obj.ranges[0].anchor),
head: notAtEnd(cm, obj.ranges[0].head)}
] ); 
} 
); 
addDoc(cm, 10, 10); 
_AN_Call_execcommand("execCommand", cm, "goLineEnd"); 
eqPos(cm.getCursor(), Pos(0, 9)); 
_AN_Call_execcommand("execCommand", cm, "selectAll"); 
eqPos(cm.getCursor("start"), Pos(0, 0)); 
eqPos(cm.getCursor("end"), Pos(9, 9)); 
} 
); 
testCM("change_removedText", function (cm){ 
cm.setValue("abc\ndef"); 
var removedText = [] ; 
cm.on("change", function (cm, change){ 
removedText.push(change.removed); 
} 
); 
cm.operation(function (){ 
cm.replaceRange("xyz", Pos(0, 0), Pos(1, 1)); 
cm.replaceRange("123", Pos(0, 0)); 
} 
); 
eq(_AN_Read_length("length", removedText), 2); 
eq(removedText[0].join("\n"), "abc\nd"); 
eq(removedText[1].join("\n"), ""); 
var removedText = [] ; 
cm.undo(); 
eq(_AN_Read_length("length", removedText), 2); 
eq(removedText[0].join("\n"), "123"); 
eq(removedText[1].join("\n"), "xyz"); 
var removedText = [] ; 
cm.redo(); 
eq(_AN_Read_length("length", removedText), 2); 
eq(removedText[0].join("\n"), "abc\nd"); 
eq(removedText[1].join("\n"), ""); 
} 
); 
testCM("lineStyleFromMode", function (cm){ 
CodeMirror.defineMode("test_mode", function (){ 
return { 
token: function (stream){ 
if (stream.match(/^\[[^\]]*\]/)) return "  line-brackets  "; 
if (stream.match(/^\([^\)]*\)/)) return "  line-background-parens  "; 
if (stream.match(/^<[^>]*>/)) return "  span  line-line  line-background-bg  "; 
stream.match(/^\s+|^\S+/); 
} 
}
; 
} 
); 
cm.setOption("mode", "test_mode"); 
var bracketElts = byClassName(cm.getWrapperElement(), "brackets"); 
eq(_AN_Read_length("length", bracketElts), 1, "brackets count"); 
eq(bracketElts[0].nodeName, "PRE"); 
is(!/brackets.*brackets/.test(bracketElts[0].className)); 
var parenElts = byClassName(cm.getWrapperElement(), "parens"); 
eq(_AN_Read_length("length", parenElts), 1, "parens count"); 
eq(parenElts[0].nodeName, "DIV"); 
is(!/parens.*parens/.test(parenElts[0].className)); 
eq(parenElts[0].parentElement.nodeName, "DIV"); 
eq(_AN_Read_length("length", byClassName(cm.getWrapperElement(), "bg")), 1); 
eq(_AN_Read_length("length", byClassName(cm.getWrapperElement(), "line")), 1); 
var spanElts = byClassName(cm.getWrapperElement(), "cm-span"); 
eq(_AN_Read_length("length", spanElts), 2); 
is(/^\s*cm-span\s*$/.test(spanElts[0].className)); 
} 
, { 
value: "line1: [br] [br]\nline2: (par) (par)\nline3: <tag> <tag>"}
); 
testCM("lineStyleFromBlankLine", function (cm){ 
CodeMirror.defineMode("lineStyleFromBlankLine_mode", function (){ 
return { 
token: function (stream){ 
stream.skipToEnd(); 
return "comment"; 
} 
,
blankLine: function (){ 
return "line-blank"; 
} 
}
; 
} 
); 
cm.setOption("mode", "lineStyleFromBlankLine_mode"); 
var blankElts = byClassName(cm.getWrapperElement(), "blank"); 
eq(_AN_Read_length("length", blankElts), 1); 
eq(blankElts[0].nodeName, "PRE"); 
cm.replaceRange("x", Pos(1, 0)); 
blankElts = byClassName(cm.getWrapperElement(), "blank"); 
eq(_AN_Read_length("length", blankElts), 0); 
} 
, { 
value: "foo\n\nbar"}
); 
CodeMirror.registerHelper("xxx", "a", "A"); 
CodeMirror.registerHelper("xxx", "b", "B"); 
CodeMirror.defineMode("yyy", function (){ 
return { 
token: function (stream){ 
stream.skipToEnd(); 
} 
,
xxx: ["a", "b", "q"] }
; 
} 
); 
CodeMirror.registerGlobalHelper("xxx", "c", function (m){ 
return m.enableC; 
} 
, "C"); 
testCM("helpers", function (cm){ 
cm.setOption("mode", "yyy"); 
eq(cm.getHelpers(Pos(0, 0), "xxx").join("/"), "A/B"); 
cm.setOption("mode", { 
name: "yyy",
modeProps: { 
xxx: "b",
enableC: true }
}
); 
eq(cm.getHelpers(Pos(0, 0), "xxx").join("/"), "B/C"); 
cm.setOption("mode", "javascript"); 
eq(cm.getHelpers(Pos(0, 0), "xxx").join("/"), ""); 
} 
); 
testCM("selectionHistory", function (cm){ 
for (var i = 0; 
i < 3; i++ ){ 
cm.setExtending(true ); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
cm.setExtending(false ); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
} 
_AN_Call_execcommand("execCommand", cm, "undoSelection"); 
eq(cm.getSelection(), "c"); 
_AN_Call_execcommand("execCommand", cm, "undoSelection"); 
eq(cm.getSelection(), ""); 
eqPos(cm.getCursor(), Pos(0, 4)); 
_AN_Call_execcommand("execCommand", cm, "undoSelection"); 
eq(cm.getSelection(), "b"); 
_AN_Call_execcommand("execCommand", cm, "redoSelection"); 
eq(cm.getSelection(), ""); 
eqPos(cm.getCursor(), Pos(0, 4)); 
_AN_Call_execcommand("execCommand", cm, "redoSelection"); 
eq(cm.getSelection(), "c"); 
_AN_Call_execcommand("execCommand", cm, "redoSelection"); 
eq(cm.getSelection(), ""); 
eqPos(cm.getCursor(), Pos(0, 6)); 
} 
, { 
value: "a b c d"}
); 
testCM("selectionChangeReducesRedo", function (cm){ 
cm.replaceSelection("X"); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
cm.undoSelection(); 
_AN_Call_execcommand("execCommand", cm, "selectAll"); 
cm.undoSelection(); 
eq(cm.getValue(), "Xabc"); 
eqPos(cm.getCursor(), Pos(0, 1)); 
cm.undoSelection(); 
eq(cm.getValue(), "abc"); 
} 
, { 
value: "abc"}
); 
testCM("selectionHistoryNonOverlapping", function (cm){ 
cm.setSelection(Pos(0, 0), Pos(0, 1)); 
cm.setSelection(Pos(0, 2), Pos(0, 3)); 
_AN_Call_execcommand("execCommand", cm, "undoSelection"); 
eqPos(cm.getCursor("anchor"), Pos(0, 0)); 
eqPos(cm.getCursor("head"), Pos(0, 1)); 
} 
, { 
value: "1234"}
); 
testCM("cursorMotionSplitsHistory", function (cm){ 
cm.replaceSelection("a"); 
_AN_Call_execcommand("execCommand", cm, "goCharRight"); 
cm.replaceSelection("b"); 
cm.replaceSelection("c"); 
cm.undo(); 
eq(cm.getValue(), "a1234"); 
eqPos(cm.getCursor(), Pos(0, 2)); 
cm.undo(); 
eq(cm.getValue(), "1234"); 
eqPos(cm.getCursor(), Pos(0, 0)); 
} 
, { 
value: "1234"}
); 
testCM("selChangeInOperationDoesNotSplit", function (cm){ 
for (var i = 0; 
i < 4; i++ ){ 
cm.operation(function (){ 
cm.replaceSelection("x"); 
cm.setCursor(Pos(0, cm.getCursor().ch - 1)); 
} 
); 
} 
eqPos(cm.getCursor(), Pos(0, 0)); 
eq(cm.getValue(), "xxxxa"); 
cm.undo(); 
eq(cm.getValue(), "a"); 
} 
, { 
value: "a"}
); 
testCM("alwaysMergeSelEventWithChangeOrigin", function (cm){ 
cm.replaceSelection("U", null , "foo"); 
cm.setSelection(Pos(0, 0), Pos(0, 1), { 
origin: "foo"}
); 
cm.undoSelection(); 
eq(cm.getValue(), "a"); 
cm.replaceSelection("V", null , "foo"); 
cm.setSelection(Pos(0, 0), Pos(0, 1), { 
origin: "bar"}
); 
cm.undoSelection(); 
eq(cm.getValue(), "Va"); 
} 
, { 
value: "a"}
); 
testCM("getTokenAt", function (cm){ 
var tokPlus = cm.getTokenAt(Pos(0, 2)); 
eq(tokPlus.type, "operator"); 
eq(tokPlus.string, "+"); 
var toks = cm.getLineTokens(0); 
eq(_AN_Read_length("length", toks), 3); 
forEach([["number", "1"] , ["operator", "+"] , ["number", "2"] ] , function (expect, i){ 
eq(toks[i].type, expect[0]); 
eq(toks[i].string, expect[1]); 
} 
); 
} 
, { 
value: "1+2",
mode: "javascript"}
); 
testCM("getTokenTypeAt", function (cm){ 
eq(cm.getTokenTypeAt(Pos(0, 0)), "number"); 
eq(cm.getTokenTypeAt(Pos(0, 6)), "string"); 
cm.addOverlay({ 
token: function (stream){ 
if (stream.match("foo")) return "foo"; 
 else stream.next(); 
} 
}
); 
eq(_AN_Read_length("length", byClassName(cm.getWrapperElement(), "cm-foo")), 1); 
eq(cm.getTokenTypeAt(Pos(0, 6)), "string"); 
} 
, { 
value: "1 + 'foo'",
mode: "javascript"}
); 
testCM("resizeLineWidget", function (cm){ 
addDoc(cm, 200, 3); 
var widget = _AN_Call_createelement("createElement", document, "pre"); 
_AN_Write_innerhtml("innerHTML", widget, false , "imwidget"); 
_AN_Write_background("background", widget.style, false , "yellow"); 
cm.addLineWidget(1, widget, { 
noHScroll: true }
); 
cm.setSize(40); 
is(widget.parentNode.offsetWidth < 42); 
} 
); 
testCM("combinedOperations", function (cm){ 
var place = document.getElementById("testground"); 
var other = CodeMirror(place, { 
value: "123"}
); 
try { 
cm.operation(function (){ 
cm.addLineClass(0, "wrap", "foo"); 
other.addLineClass(0, "wrap", "foo"); 
} 
); 
eq(_AN_Read_length("length", byClassName(cm.getWrapperElement(), "foo")), 1); 
eq(_AN_Read_length("length", byClassName(other.getWrapperElement(), "foo")), 1); 
cm.operation(function (){ 
cm.removeLineClass(0, "wrap", "foo"); 
other.removeLineClass(0, "wrap", "foo"); 
} 
); 
eq(_AN_Read_length("length", byClassName(cm.getWrapperElement(), "foo")), 0); 
eq(_AN_Read_length("length", byClassName(other.getWrapperElement(), "foo")), 0); 
} 
finally{ 
place.removeChild(other.getWrapperElement()); 
} 
} 
, { 
value: "abc"}
); 
testCM("eventOrder", function (cm){ 
var seen = [] ; 
cm.on("change", function (){ 
if (!_AN_Read_length("length", seen)) cm.replaceSelection("."); 
seen.push("change"); 
} 
); 
cm.on("cursorActivity", function (){ 
cm.replaceSelection("!"); 
seen.push("activity"); 
} 
); 
cm.replaceSelection("/"); 
eq(seen.join(","), "change,change,activity,change"); 
} 
); 
testCM("splitSpaces_nonspecial", function (cm){ 
eq(_AN_Read_length("length", byClassName(cm.getWrapperElement(), "cm-invalidchar")), 0); 
} 
, { 
specialChars: /[\u00a0]/,
value: "spaces ->            <- between"}
); 
test("core_rmClass", function (){ 
var node = _AN_Call_createelement("createElement", document, "div"); 
node.className = "foo-bar baz-quux yadda"; 
CodeMirror.rmClass(node, "quux"); 
eq(node.className, "foo-bar baz-quux yadda"); 
CodeMirror.rmClass(node, "baz-quux"); 
eq(node.className, "foo-bar yadda"); 
CodeMirror.rmClass(node, "yadda"); 
eq(node.className, "foo-bar"); 
CodeMirror.rmClass(node, "foo-bar"); 
eq(node.className, ""); 
node.className = " foo "; 
CodeMirror.rmClass(node, "foo"); 
eq(node.className, ""); 
} 
); 
test("core_addClass", function (){ 
var node = _AN_Call_createelement("createElement", document, "div"); 
CodeMirror.addClass(node, "a"); 
eq(node.className, "a"); 
CodeMirror.addClass(node, "a"); 
eq(node.className, "a"); 
CodeMirror.addClass(node, "b"); 
eq(node.className, "a b"); 
CodeMirror.addClass(node, "a"); 
CodeMirror.addClass(node, "b"); 
eq(node.className, "a b"); 
} 
); 
testCM("lineSeparator", function (cm){ 
eq(cm.lineCount(), 3); 
eq(cm.getLine(1), "bar\r"); 
eq(cm.getLine(2), "baz\rquux"); 
cm.setOption("lineSeparator", "\r"); 
eq(cm.lineCount(), 5); 
eq(cm.getLine(4), "quux"); 
eq(cm.getValue(), "foo\rbar\r\rbaz\rquux"); 
eq(cm.getValue("\n"), "foo\nbar\n\nbaz\nquux"); 
cm.setOption("lineSeparator", null ); 
cm.setValue("foo\nbar\r\nbaz\rquux"); 
eq(cm.lineCount(), 4); 
} 
, { 
value: "foo\nbar\r\nbaz\rquux",
lineSeparator: "\n"}
);