ace-code-editor
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Ajax.org Code Editor is a full featured source code highlighting editor that powers the Cloud9 IDE
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JavaScript
/* ***** 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 EditSession = require("./edit_session").EditSession;
var Editor = require("./editor").Editor;
var JavaScriptMode = require("./mode/javascript").Mode;
var UndoManager = require("./undomanager").UndoManager;
var MockRenderer = require("./test/mockrenderer").MockRenderer;
var assert = require("./test/assertions");
var whitespace = require("./ext/whitespace");
module.exports = {
"test: delete line from the middle" : function() {
var session = new EditSession(["a", "b", "c", "d"].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 1);
editor.removeLines();
assert.equal(session.toString(), "a\nc\nd");
assert.position(editor.getCursorPosition(), 1, 0);
editor.removeLines();
assert.equal(session.toString(), "a\nd");
assert.position(editor.getCursorPosition(), 1, 0);
editor.removeLines();
assert.equal(session.toString(), "a");
assert.position(editor.getCursorPosition(), 0, 1);
editor.removeLines();
assert.equal(session.toString(), "");
assert.position(editor.getCursorPosition(), 0, 0);
},
"test: delete multiple selected lines" : function() {
var session = new EditSession(["a", "b", "c", "d"].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 1);
editor.getSelection().selectDown();
editor.removeLines();
assert.equal(session.toString(), "a\nd");
assert.position(editor.getCursorPosition(), 1, 0);
},
"test: delete first line" : function() {
var session = new EditSession(["a", "b", "c"].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.removeLines();
assert.equal(session.toString(), "b\nc");
assert.position(editor.getCursorPosition(), 0, 0);
},
"test: delete last should also delete the new line of the previous line" : function() {
var session = new EditSession(["a", "b", "c", ""].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(3, 0);
editor.removeLines();
assert.equal(session.toString(), "a\nb\nc");
assert.position(editor.getCursorPosition(), 2, 1);
editor.removeLines();
assert.equal(session.toString(), "a\nb");
assert.position(editor.getCursorPosition(), 1, 1);
},
"test: indent block" : function() {
var session = new EditSession(["a12345", "b12345", "c12345"].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 3);
editor.getSelection().selectDown();
editor.indent();
assert.equal(["a12345", " b12345", " c12345"].join("\n"), session.toString());
assert.position(editor.getCursorPosition(), 2, 7);
var range = editor.getSelectionRange();
assert.position(range.start, 1, 7);
assert.position(range.end, 2, 7);
},
"test: indent selected lines" : function() {
var session = new EditSession(["a12345", "b12345", "c12345"].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 0);
editor.getSelection().selectDown();
editor.indent();
assert.equal(["a12345", " b12345", "c12345"].join("\n"), session.toString());
},
"test: no auto indent if cursor is before the {" : function() {
var session = new EditSession("{", new JavaScriptMode());
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(0, 0);
editor.onTextInput("\n");
assert.equal(["", "{"].join("\n"), session.toString());
},
"test: outdent block" : function() {
var session = new EditSession([" a12345", " b12345", " c12345"].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(0, 5);
editor.getSelection().selectDown();
editor.getSelection().selectDown();
editor.blockOutdent();
assert.equal(session.toString(), [" a12345", "b12345", " c12345"].join("\n"));
assert.position(editor.getCursorPosition(), 2, 1);
var range = editor.getSelectionRange();
assert.position(range.start, 0, 1);
assert.position(range.end, 2, 1);
editor.blockOutdent();
assert.equal(session.toString(), ["a12345", "b12345", "c12345"].join("\n"));
var range = editor.getSelectionRange();
assert.position(range.start, 0, 0);
assert.position(range.end, 2, 0);
},
"test: outent without a selection should update cursor" : function() {
var session = new EditSession(" 12");
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(0, 3);
editor.blockOutdent(" ");
assert.equal(session.toString(), " 12");
assert.position(editor.getCursorPosition(), 0, 0);
},
"test: comment lines should perserve selection" : function() {
var session = new EditSession([" abc", "cde"].join("\n"), new JavaScriptMode());
var editor = new Editor(new MockRenderer(), session);
whitespace.detectIndentation(session);
editor.moveCursorTo(0, 2);
editor.getSelection().selectDown();
editor.toggleCommentLines();
assert.equal(["// abc", "// cde"].join("\n"), session.toString());
var selection = editor.getSelectionRange();
assert.position(selection.start, 0, 5);
assert.position(selection.end, 1, 5);
},
"test: uncomment lines should perserve selection" : function() {
var session = new EditSession(["// abc", "//cde"].join("\n"), new JavaScriptMode());
var editor = new Editor(new MockRenderer(), session);
session.setTabSize(2);
editor.moveCursorTo(0, 1);
editor.getSelection().selectDown();
editor.getSelection().selectRight();
editor.getSelection().selectRight();
editor.toggleCommentLines();
assert.equal([" abc", "cde"].join("\n"), session.toString());
assert.range(editor.getSelectionRange(), 0, 0, 1, 1);
},
"test: toggle comment lines twice should return the original text" : function() {
var session = new EditSession([" abc", "cde", "fg"], new JavaScriptMode());
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(0, 0);
editor.getSelection().selectDown();
editor.getSelection().selectDown();
editor.toggleCommentLines();
editor.toggleCommentLines();
assert.equal([" abc", "cde", "fg"].join("\n"), session.toString());
},
"test: comment lines - if the selection end is at the line start it should stay there": function() {
//select down
var session = new EditSession(["abc", "cde"].join("\n"), new JavaScriptMode());
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(0, 0);
editor.getSelection().selectDown();
editor.toggleCommentLines();
assert.range(editor.getSelectionRange(), 0, 3, 1, 0);
// select up
var session = new EditSession(["abc", "cde"].join("\n"), new JavaScriptMode());
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 0);
editor.getSelection().selectUp();
editor.toggleCommentLines();
assert.range(editor.getSelectionRange(), 0, 3, 1, 0);
},
"test: move lines down should keep selection on moved lines" : function() {
var session = new EditSession(["11", "22", "33", "44"].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(0, 1);
editor.getSelection().selectDown();
editor.moveLinesDown();
assert.equal(["33", "11", "22", "44"].join("\n"), session.toString());
assert.position(editor.getCursorPosition(), 2, 1);
assert.position(editor.getSelection().getSelectionAnchor(), 1, 1);
assert.position(editor.getSelection().getSelectionLead(), 2, 1);
editor.moveLinesDown();
assert.equal(["33", "44", "11", "22"].join("\n"), session.toString());
assert.position(editor.getCursorPosition(), 3, 1);
assert.position(editor.getSelection().getSelectionAnchor(), 2, 1);
assert.position(editor.getSelection().getSelectionLead(), 3, 1);
// moving again should have no effect
editor.moveLinesDown();
assert.equal(["33", "44", "11", "22"].join("\n"), session.toString());
assert.position(editor.getCursorPosition(), 3, 1);
assert.position(editor.getSelection().getSelectionAnchor(), 2, 1);
assert.position(editor.getSelection().getSelectionLead(), 3, 1);
},
"test: move lines up should keep selection on moved lines" : function() {
var session = new EditSession(["11", "22", "33", "44"].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(2, 1);
editor.getSelection().selectDown();
editor.moveLinesUp();
assert.equal(session.toString(), ["11", "33", "44", "22"].join("\n"));
assert.position(editor.getCursorPosition(), 2, 1);
assert.position(editor.getSelection().getSelectionAnchor(), 1, 1);
assert.position(editor.getSelection().getSelectionLead(), 2, 1);
editor.moveLinesUp();
assert.equal(session.toString(), ["33", "44", "11", "22"].join("\n"));
assert.position(editor.getCursorPosition(), 1, 1);
assert.position(editor.getSelection().getSelectionAnchor(), 0, 1);
assert.position(editor.getSelection().getSelectionLead(), 1, 1);
},
"test: move line without active selection should not move cursor relative to the moved line" : function() {
var session = new EditSession(["11", "22", "33", "44"].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 1);
editor.clearSelection();
editor.moveLinesDown();
assert.equal(["11", "33", "22", "44"].join("\n"), session.toString());
assert.position(editor.getCursorPosition(), 2, 1);
editor.clearSelection();
editor.moveLinesUp();
assert.equal(["11", "22", "33", "44"].join("\n"), session.toString());
assert.position(editor.getCursorPosition(), 1, 1);
},
"test: copy lines down should keep selection" : function() {
var session = new EditSession(["11", "22", "33", "44"].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 1);
editor.getSelection().selectDown();
editor.copyLinesDown();
assert.equal(["11", "22", "33", "22", "33", "44"].join("\n"), session.toString());
assert.position(editor.getCursorPosition(), 4, 1);
assert.position(editor.getSelection().getSelectionAnchor(), 3, 1);
assert.position(editor.getSelection().getSelectionLead(), 4, 1);
},
"test: copy lines up should keep selection" : function() {
var session = new EditSession(["11", "22", "33", "44"].join("\n"));
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 1);
editor.getSelection().selectDown();
editor.copyLinesUp();
assert.equal(["11", "22", "33", "22", "33", "44"].join("\n"), session.toString());
assert.position(editor.getCursorPosition(), 2, 1);
assert.position(editor.getSelection().getSelectionAnchor(), 1, 1);
assert.position(editor.getSelection().getSelectionLead(), 2, 1);
},
"test: input a tab with soft tab should convert it to spaces" : function() {
var session = new EditSession("");
var editor = new Editor(new MockRenderer(), session);
session.setTabSize(2);
session.setUseSoftTabs(true);
editor.onTextInput("\t");
assert.equal(session.toString(), " ");
session.setTabSize(5);
editor.onTextInput("\t");
assert.equal(session.toString(), " ");
},
"test: input tab without soft tabs should keep the tab character" : function() {
var session = new EditSession("");
var editor = new Editor(new MockRenderer(), session);
session.setUseSoftTabs(false);
editor.onTextInput("\t");
assert.equal(session.toString(), "\t");
},
"test: undo/redo for delete line" : function() {
var session = new EditSession(["111", "222", "333"]);
var undoManager = new UndoManager();
session.setUndoManager(undoManager);
var initialText = session.toString();
var editor = new Editor(new MockRenderer(), session);
editor.removeLines();
var step1 = session.toString();
assert.equal(step1, "222\n333");
session.$syncInformUndoManager();
editor.removeLines();
var step2 = session.toString();
assert.equal(step2, "333");
session.$syncInformUndoManager();
editor.removeLines();
var step3 = session.toString();
assert.equal(step3, "");
session.$syncInformUndoManager();
undoManager.undo();
session.$syncInformUndoManager();
assert.equal(session.toString(), step2);
undoManager.undo();
session.$syncInformUndoManager();
assert.equal(session.toString(), step1);
undoManager.undo();
session.$syncInformUndoManager();
assert.equal(session.toString(), initialText);
undoManager.undo();
session.$syncInformUndoManager();
assert.equal(session.toString(), initialText);
},
"test: remove left should remove character left of the cursor" : function() {
var session = new EditSession(["123", "456"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 1);
editor.remove("left");
assert.equal(session.toString(), "123\n56");
},
"test: remove left should remove line break if cursor is at line start" : function() {
var session = new EditSession(["123", "456"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 0);
editor.remove("left");
assert.equal(session.toString(), "123456");
},
"test: remove left should remove tabsize spaces if cursor is on a tab stop and preceeded by spaces" : function() {
var session = new EditSession(["123", " 456"]);
session.setUseSoftTabs(true);
session.setTabSize(4);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 8);
editor.remove("left");
assert.equal(session.toString(), "123\n 456");
},
"test: transpose at line start should be a noop": function() {
var session = new EditSession(["123", "4567", "89"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 0);
editor.transposeLetters();
assert.equal(session.getValue(), ["123", "4567", "89"].join("\n"));
},
"test: transpose in line should swap the charaters before and after the cursor": function() {
var session = new EditSession(["123", "4567", "89"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 2);
editor.transposeLetters();
assert.equal(session.getValue(), ["123", "4657", "89"].join("\n"));
},
"test: transpose at line end should swap the last two characters": function() {
var session = new EditSession(["123", "4567", "89"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 4);
editor.transposeLetters();
assert.equal(session.getValue(), ["123", "4576", "89"].join("\n"));
},
"test: transpose with non empty selection should be a noop": function() {
var session = new EditSession(["123", "4567", "89"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 1);
editor.getSelection().selectRight();
editor.transposeLetters();
assert.equal(session.getValue(), ["123", "4567", "89"].join("\n"));
},
"test: transpose should move the cursor behind the last swapped character": function() {
var session = new EditSession(["123", "4567", "89"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 2);
editor.transposeLetters();
assert.position(editor.getCursorPosition(), 1, 3);
},
"test: remove to line end": function() {
var session = new EditSession(["123", "4567", "89"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 2);
editor.removeToLineEnd();
assert.equal(session.getValue(), ["123", "45", "89"].join("\n"));
},
"test: remove to line end at line end should remove the new line": function() {
var session = new EditSession(["123", "4567", "89"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 4);
editor.removeToLineEnd();
assert.position(editor.getCursorPosition(), 1, 4);
assert.equal(session.getValue(), ["123", "456789"].join("\n"));
},
"test: transform selection to uppercase": function() {
var session = new EditSession(["ajax", "dot", "org"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 0);
editor.getSelection().selectLineEnd();
editor.toUpperCase()
assert.equal(session.getValue(), ["ajax", "DOT", "org"].join("\n"));
},
"test: transform word to uppercase": function() {
var session = new EditSession(["ajax", "dot", "org"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 0);
editor.toUpperCase()
assert.equal(session.getValue(), ["ajax", "DOT", "org"].join("\n"));
assert.position(editor.getCursorPosition(), 1, 0);
},
"test: transform selection to lowercase": function() {
var session = new EditSession(["AJAX", "DOT", "ORG"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 0);
editor.getSelection().selectLineEnd();
editor.toLowerCase()
assert.equal(session.getValue(), ["AJAX", "dot", "ORG"].join("\n"));
},
"test: transform word to lowercase": function() {
var session = new EditSession(["AJAX", "DOT", "ORG"]);
var editor = new Editor(new MockRenderer(), session);
editor.moveCursorTo(1, 0);
editor.toLowerCase()
assert.equal(session.getValue(), ["AJAX", "dot", "ORG"].join("\n"));
assert.position(editor.getCursorPosition(), 1, 0);
}
};
});
if (typeof module !== "undefined" && module === require.main) {
require("asyncjs").test.testcase(module.exports).exec()
}