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document_test.js
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"use strict";
var Document = require("./document").Document;
var Range = require("./range").Range;
var assert = require("./test/assertions");
module.exports = {
"test: insert text in line" : function() {
var doc = new Document(["12", "34"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.insert({row: 0, column: 1}, "juhu");
assert.equal(doc.getValue(), ["1juhu2", "34"].join("\n"));
var d = deltas.concat();
doc.revertDeltas(d);
assert.equal(doc.getValue(), ["12", "34"].join("\n"));
doc.applyDeltas(d);
assert.equal(doc.getValue(), ["1juhu2", "34"].join("\n"));
},
"test: insert new line" : function() {
var doc = new Document(["12", "34"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.insertMergedLines({row: 0, column: 1}, ['', '']);
assert.equal(doc.getValue(), ["1", "2", "34"].join("\n"));
var d = deltas.concat();
doc.revertDeltas(d);
assert.equal(doc.getValue(), ["12", "34"].join("\n"));
doc.applyDeltas(d);
assert.equal(doc.getValue(), ["1", "2", "34"].join("\n"));
},
"test: insert lines at the beginning" : function() {
var doc = new Document(["12", "34"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.insertFullLines(0, ["aa", "bb"]);
assert.equal(doc.getValue(), ["aa", "bb", "12", "34"].join("\n"));
var d = deltas.concat();
doc.revertDeltas(d);
assert.equal(doc.getValue(), ["12", "34"].join("\n"));
doc.applyDeltas(d);
assert.equal(doc.getValue(), ["aa", "bb", "12", "34"].join("\n"));
},
"test: insert lines at the end" : function() {
var doc = new Document(["12", "34"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.insertFullLines(2, ["aa", "bb"]);
assert.equal(doc.getValue(), ["12", "34", "aa", "bb"].join("\n"));
},
"test: insertInLine" : function() {
var doc = new Document(["12", "34"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.insertInLine({row: 0, column: 1}, "a");
assert.equal(doc.getValue(), ["1a2", "34"].join("\n"));
doc.insertInLine({row: 10, column: Infinity}, "b");
assert.equal(doc.getValue(), ["1a2", "34b"].join("\n"));
doc.insertInLine({row: undefined, column: Infinity}, "x");
assert.equal(doc.getValue(), ["1a2", "34b", "x"].join("\n"));
doc.insertInLine({row: -1, column: Infinity}, "z");
assert.equal(doc.getValue(), ["1a2z", "34b", "x"].join("\n"));
doc.removeInLine(0, 1, 2);
assert.equal(doc.getValue(), ["12z", "34b", "x"].join("\n"));
doc.removeInLine(0, 2, 10);
assert.equal(doc.getValue(), ["12", "34b", "x"].join("\n"));
doc.removeNewLine(1);
assert.equal(doc.getValue(), ["12", "34bx"].join("\n"));
doc.removeNewLine(1);
assert.equal(doc.getValue(), ["12", "34bx"].join("\n"));
},
"test: insert lines in the middle" : function() {
var doc = new Document(["12", "34"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.insertFullLines(1, ["aa", "bb"]);
assert.equal(doc.getValue(), ["12", "aa", "bb", "34"].join("\n"));
var d = deltas.concat();
doc.revertDeltas(d);
assert.equal(doc.getValue(), ["12", "34"].join("\n"));
doc.applyDeltas(d);
assert.equal(doc.getValue(), ["12", "aa", "bb", "34"].join("\n"));
},
"test: insert multi line string at the start" : function() {
var doc = new Document(["12", "34"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.insert({row: 0, column: 0}, "aa\nbb\ncc");
assert.equal(doc.getValue(), ["aa", "bb", "cc12", "34"].join("\n"));
var d = deltas.concat();
doc.revertDeltas(d);
assert.equal(doc.getValue(), ["12", "34"].join("\n"));
doc.applyDeltas(d);
assert.equal(doc.getValue(), ["aa", "bb", "cc12", "34"].join("\n"));
},
"test: insert multi line string at the end" : function() {
var doc = new Document(["12", "34"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.insert({row: 1, column: 2}, "aa\nbb\ncc");
assert.equal(doc.getValue(), ["12", "34aa", "bb", "cc"].join("\n"));
var d = deltas.concat();
doc.revertDeltas(d);
assert.equal(doc.getValue(), ["12", "34"].join("\n"));
doc.applyDeltas(d);
assert.equal(doc.getValue(), ["12", "34aa", "bb", "cc"].join("\n"));
},
"test: insert multi line string in the middle" : function() {
var doc = new Document(["12", "34"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.insert({row: 0, column: 1}, "aa\nbb\ncc");
assert.equal(doc.getValue(), ["1aa", "bb", "cc2", "34"].join("\n"));
var d = deltas.concat();
doc.revertDeltas(d);
assert.equal(doc.getValue(), ["12", "34"].join("\n"));
doc.applyDeltas(d);
assert.equal(doc.getValue(), ["1aa", "bb", "cc2", "34"].join("\n"));
},
"test: delete in line" : function() {
var doc = new Document(["1234", "5678"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.remove(new Range(0, 1, 0, 3));
assert.equal(doc.getValue(), ["14", "5678"].join("\n"));
var d = deltas.concat();
doc.revertDeltas(d);
assert.equal(doc.getValue(), ["1234", "5678"].join("\n"));
doc.applyDeltas(d);
assert.equal(doc.getValue(), ["14", "5678"].join("\n"));
},
"test: delete new line" : function() {
var doc = new Document(["1234", "5678"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.remove(new Range(0, 4, 1, 0));
assert.equal(doc.getValue(), ["12345678"].join("\n"));
var d = deltas.concat();
doc.revertDeltas(d);
assert.equal(doc.getValue(), ["1234", "5678"].join("\n"));
doc.applyDeltas(d);
assert.equal(doc.getValue(), ["12345678"].join("\n"));
},
"test: delete multi line range line" : function() {
var doc = new Document(["1234", "5678", "abcd"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.remove(new Range(0, 2, 2, 2));
assert.equal(doc.getValue(), ["12cd"].join("\n"));
var d = deltas.concat();
doc.revertDeltas(d);
assert.equal(doc.getValue(), ["1234", "5678", "abcd"].join("\n"));
doc.applyDeltas(d);
assert.equal(doc.getValue(), ["12cd"].join("\n"));
},
"test: delete full lines" : function() {
var doc = new Document(["1234", "5678", "abcd"]);
var deltas = [];
doc.on("change", function(e) { deltas.push(e); });
doc.remove(new Range(1, 0, 3, 0));
assert.equal(doc.getValue(), ["1234", ""].join("\n"));
},
"test: remove lines should return the removed lines" : function() {
var doc = new Document(["1234", "5678", "abcd"]);
var removed = doc.removeFullLines(1, 2);
assert.equal(removed.join("\n"), ["5678", "abcd"].join("\n"));
},
"test: should handle unix style new lines" : function() {
var doc = new Document(["1", "2", "3"]);
assert.equal(doc.getValue(), ["1", "2", "3"].join("\n"));
},
"test: should handle windows style new lines" : function() {
var doc = new Document(["1", "2", "3"].join("\r\n"));
doc.setNewLineMode("unix");
assert.equal(doc.getValue(), ["1", "2", "3"].join("\n"));
assert.equal(doc.getNewLineMode(), "unix");
assert.ok(doc.isNewLine("\r"));
assert.ok(doc.isNewLine("\n"));
assert.ok(doc.isNewLine("\r\n"));
assert.notOk(doc.isNewLine("\n\r"));
},
"test: set new line mode to 'windows' should use '\\r\\n' as new lines": function() {
var doc = new Document(["1", "2", "3"].join("\n"));
doc.setNewLineMode("windows");
assert.equal(doc.getValue(), ["1", "2", "3"].join("\r\n"));
},
"test: set new line mode to 'unix' should use '\\n' as new lines": function() {
var doc = new Document(["1", "2", "3"].join("\r\n"));
doc.setNewLineMode("unix");
assert.equal(doc.getValue(), ["1", "2", "3"].join("\n"));
},
"test: set new line mode to 'auto' should detect the incoming nl type": function() {
var doc = new Document(["1", "2", "3"].join("\n"));
doc.setNewLineMode("auto");
assert.equal(doc.getValue(), ["1", "2", "3"].join("\n"));
var doc = new Document(["1", "2", "3"].join("\r\n"));
doc.setNewLineMode("auto");
assert.equal(doc.getValue(), ["1", "2", "3"].join("\r\n"));
doc.replace(new Range(0, 0, 2, 1), ["4", "5", "6"].join("\n"));
assert.equal(["4", "5", "6"].join("\n"), doc.getValue());
},
"test: set value": function() {
var doc = new Document("1");
assert.equal("1", doc.getValue());
doc.setValue(doc.getValue());
assert.equal("1", doc.getValue());
var doc = new Document("1\n2");
assert.equal("1\n2", doc.getValue());
doc.setValue(doc.getValue());
assert.equal("1\n2", doc.getValue());
},
"test: empty document has to contain one line": function() {
var doc = new Document("");
assert.equal(doc.$lines.length, 1);
},
"test: ignore empty delta": function() {
var doc = new Document("");
doc.on("change", function() {
throw "should ignore empty delta";
});
doc.insert({row: 0, column: 0}, "");
doc.insert({row: 1, column: 1}, "");
doc.remove({start: {row: 1, column: 1}, end: {row: 1, column: 1}});
},
"test: inserting huge delta": function() {
var doc = new Document("");
var val = "";
var MAX = 20000 - 1;
for (var i = 0; i < 4 * MAX; i++) {
val += i + "\n";
}
var changeCount = 0;
function testDelta(delta) {
changeCount++;
assert.equal(delta.lines.length, MAX + 1);
}
doc.on("change", testDelta);
doc.setValue(val);
doc.off("change", testDelta);
assert.equal(changeCount, 4);
assert.equal(doc.getValue(), val);
for (var i = 2 * MAX + 20; i >= 2 * MAX - 20; i--) {
val = doc.getLines(0, i).join("\n");
doc.setValue("\nab");
assert.equal(doc.getValue(), "\nab");
doc.insert({row: 1, column: 1}, val);
assert.equal(doc.getValue(), "\na" + val + "b");
}
},
"test: indexToPosition": function() {
function test(value) {
var doc = new Document(value);
var secondLine = value.indexOf("|");
for (var i = -2; i < value.length + 4; i++) {
if (value[i - 1] == "\r") continue;
var pos = doc.indexToPosition(i);
var text = doc.getTextRange({start: {row: 0, column: 0}, end: pos});
assert.equal(text, value.substring(0, i));
assert.equal(doc.positionToIndex(pos), i);
if (i >= secondLine) {
assert.deepEqual(doc.indexToPosition(i - secondLine, 1), pos);
assert.equal(doc.positionToIndex(pos, 1), i - secondLine);
}
}
}
test("abc\n|defx\ngh");
test("abc\r\n|defx\r\ngh");
}
};
if (typeof module !== "undefined" && module === require.main) {
require("asyncjs").test.testcase(module.exports).exec();
}