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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as assert from 'assert';
import { Disposable, DisposableStore, dispose } from 'vs/base/common/lifecycle';
import { EditOperation } from 'vs/editor/common/core/editOperation';
import { Position } from 'vs/editor/common/core/position';
import { Range } from 'vs/editor/common/core/range';
import { TextModel } from 'vs/editor/common/model/textModel';
import { InternalModelContentChangeEvent, ModelRawContentChangedEvent, ModelRawFlush, ModelRawLineChanged, ModelRawLinesDeleted, ModelRawLinesInserted } from 'vs/editor/common/textModelEvents';
import { EncodedTokenizationResult, IState, MetadataConsts, TokenizationRegistry } from 'vs/editor/common/languages';
import { ILanguageConfigurationService } from 'vs/editor/common/languages/languageConfigurationRegistry';
import { NullState } from 'vs/editor/common/languages/nullTokenize';
import { MockMode } from 'vs/editor/test/common/mocks/mockMode';
import { createModelServices, createTextModel, instantiateTextModel } from 'vs/editor/test/common/testTextModel';
import { ILanguageService } from 'vs/editor/common/languages/language';
// --------- utils
const LINE1 = 'My First Line';
const LINE2 = '\t\tMy Second Line';
const LINE3 = ' Third Line';
const LINE4 = '';
const LINE5 = '1';
suite('Editor Model - Model', () => {
let thisModel: TextModel;
setup(() => {
const text =
LINE1 + '\r\n' +
LINE2 + '\n' +
LINE3 + '\n' +
LINE4 + '\r\n' +
LINE5;
thisModel = createTextModel(text);
});
teardown(() => {
thisModel.dispose();
});
// --------- insert text
test('model getValue', () => {
assert.strictEqual(thisModel.getValue(), 'My First Line\n\t\tMy Second Line\n Third Line\n\n1');
});
test('model insert empty text', () => {
thisModel.applyEdits([EditOperation.insert(new Position(1, 1), '')]);
assert.strictEqual(thisModel.getLineCount(), 5);
assert.strictEqual(thisModel.getLineContent(1), 'My First Line');
});
test('model insert text without newline 1', () => {
thisModel.applyEdits([EditOperation.insert(new Position(1, 1), 'foo ')]);
assert.strictEqual(thisModel.getLineCount(), 5);
assert.strictEqual(thisModel.getLineContent(1), 'foo My First Line');
});
test('model insert text without newline 2', () => {
thisModel.applyEdits([EditOperation.insert(new Position(1, 3), ' foo')]);
assert.strictEqual(thisModel.getLineCount(), 5);
assert.strictEqual(thisModel.getLineContent(1), 'My foo First Line');
});
test('model insert text with one newline', () => {
thisModel.applyEdits([EditOperation.insert(new Position(1, 3), ' new line\nNo longer')]);
assert.strictEqual(thisModel.getLineCount(), 6);
assert.strictEqual(thisModel.getLineContent(1), 'My new line');
assert.strictEqual(thisModel.getLineContent(2), 'No longer First Line');
});
test('model insert text with two newlines', () => {
thisModel.applyEdits([EditOperation.insert(new Position(1, 3), ' new line\nOne more line in the middle\nNo longer')]);
assert.strictEqual(thisModel.getLineCount(), 7);
assert.strictEqual(thisModel.getLineContent(1), 'My new line');
assert.strictEqual(thisModel.getLineContent(2), 'One more line in the middle');
assert.strictEqual(thisModel.getLineContent(3), 'No longer First Line');
});
test('model insert text with many newlines', () => {
thisModel.applyEdits([EditOperation.insert(new Position(1, 3), '\n\n\n\n')]);
assert.strictEqual(thisModel.getLineCount(), 9);
assert.strictEqual(thisModel.getLineContent(1), 'My');
assert.strictEqual(thisModel.getLineContent(2), '');
assert.strictEqual(thisModel.getLineContent(3), '');
assert.strictEqual(thisModel.getLineContent(4), '');
assert.strictEqual(thisModel.getLineContent(5), ' First Line');
});
// --------- insert text eventing
test('model insert empty text does not trigger eventing', () => {
thisModel.onDidChangeContentOrInjectedText((e) => {
assert.ok(false, 'was not expecting event');
});
thisModel.applyEdits([EditOperation.insert(new Position(1, 1), '')]);
});
test('model insert text without newline eventing', () => {
let e: ModelRawContentChangedEvent | null = null;
thisModel.onDidChangeContentOrInjectedText((_e) => {
if (e !== null || !(_e instanceof InternalModelContentChangeEvent)) {
assert.fail('Unexpected assertion error');
}
e = _e.rawContentChangedEvent;
});
thisModel.applyEdits([EditOperation.insert(new Position(1, 1), 'foo ')]);
assert.deepStrictEqual(e, new ModelRawContentChangedEvent(
[
new ModelRawLineChanged(1, 'foo My First Line', null)
],
2,
false,
false
));
});
test('model insert text with one newline eventing', () => {
let e: ModelRawContentChangedEvent | null = null;
thisModel.onDidChangeContentOrInjectedText((_e) => {
if (e !== null || !(_e instanceof InternalModelContentChangeEvent)) {
assert.fail('Unexpected assertion error');
}
e = _e.rawContentChangedEvent;
});
thisModel.applyEdits([EditOperation.insert(new Position(1, 3), ' new line\nNo longer')]);
assert.deepStrictEqual(e, new ModelRawContentChangedEvent(
[
new ModelRawLineChanged(1, 'My new line', null),
new ModelRawLinesInserted(2, 2, ['No longer First Line'], [null]),
],
2,
false,
false
));
});
// --------- delete text
test('model delete empty text', () => {
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 1, 1))]);
assert.strictEqual(thisModel.getLineCount(), 5);
assert.strictEqual(thisModel.getLineContent(1), 'My First Line');
});
test('model delete text from one line', () => {
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 1, 2))]);
assert.strictEqual(thisModel.getLineCount(), 5);
assert.strictEqual(thisModel.getLineContent(1), 'y First Line');
});
test('model delete text from one line 2', () => {
thisModel.applyEdits([EditOperation.insert(new Position(1, 1), 'a')]);
assert.strictEqual(thisModel.getLineContent(1), 'aMy First Line');
thisModel.applyEdits([EditOperation.delete(new Range(1, 2, 1, 4))]);
assert.strictEqual(thisModel.getLineCount(), 5);
assert.strictEqual(thisModel.getLineContent(1), 'a First Line');
});
test('model delete all text from a line', () => {
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 1, 14))]);
assert.strictEqual(thisModel.getLineCount(), 5);
assert.strictEqual(thisModel.getLineContent(1), '');
});
test('model delete text from two lines', () => {
thisModel.applyEdits([EditOperation.delete(new Range(1, 4, 2, 6))]);
assert.strictEqual(thisModel.getLineCount(), 4);
assert.strictEqual(thisModel.getLineContent(1), 'My Second Line');
});
test('model delete text from many lines', () => {
thisModel.applyEdits([EditOperation.delete(new Range(1, 4, 3, 5))]);
assert.strictEqual(thisModel.getLineCount(), 3);
assert.strictEqual(thisModel.getLineContent(1), 'My Third Line');
});
test('model delete everything', () => {
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 5, 2))]);
assert.strictEqual(thisModel.getLineCount(), 1);
assert.strictEqual(thisModel.getLineContent(1), '');
});
// --------- delete text eventing
test('model delete empty text does not trigger eventing', () => {
thisModel.onDidChangeContentOrInjectedText((e) => {
assert.ok(false, 'was not expecting event');
});
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 1, 1))]);
});
test('model delete text from one line eventing', () => {
let e: ModelRawContentChangedEvent | null = null;
thisModel.onDidChangeContentOrInjectedText((_e) => {
if (e !== null || !(_e instanceof InternalModelContentChangeEvent)) {
assert.fail('Unexpected assertion error');
}
e = _e.rawContentChangedEvent;
});
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 1, 2))]);
assert.deepStrictEqual(e, new ModelRawContentChangedEvent(
[
new ModelRawLineChanged(1, 'y First Line', null),
],
2,
false,
false
));
});
test('model delete all text from a line eventing', () => {
let e: ModelRawContentChangedEvent | null = null;
thisModel.onDidChangeContentOrInjectedText((_e) => {
if (e !== null || !(_e instanceof InternalModelContentChangeEvent)) {
assert.fail('Unexpected assertion error');
}
e = _e.rawContentChangedEvent;
});
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 1, 14))]);
assert.deepStrictEqual(e, new ModelRawContentChangedEvent(
[
new ModelRawLineChanged(1, '', null),
],
2,
false,
false
));
});
test('model delete text from two lines eventing', () => {
let e: ModelRawContentChangedEvent | null = null;
thisModel.onDidChangeContentOrInjectedText((_e) => {
if (e !== null || !(_e instanceof InternalModelContentChangeEvent)) {
assert.fail('Unexpected assertion error');
}
e = _e.rawContentChangedEvent;
});
thisModel.applyEdits([EditOperation.delete(new Range(1, 4, 2, 6))]);
assert.deepStrictEqual(e, new ModelRawContentChangedEvent(
[
new ModelRawLineChanged(1, 'My Second Line', null),
new ModelRawLinesDeleted(2, 2),
],
2,
false,
false
));
});
test('model delete text from many lines eventing', () => {
let e: ModelRawContentChangedEvent | null = null;
thisModel.onDidChangeContentOrInjectedText((_e) => {
if (e !== null || !(_e instanceof InternalModelContentChangeEvent)) {
assert.fail('Unexpected assertion error');
}
e = _e.rawContentChangedEvent;
});
thisModel.applyEdits([EditOperation.delete(new Range(1, 4, 3, 5))]);
assert.deepStrictEqual(e, new ModelRawContentChangedEvent(
[
new ModelRawLineChanged(1, 'My Third Line', null),
new ModelRawLinesDeleted(2, 3),
],
2,
false,
false
));
});
// --------- getValueInRange
test('getValueInRange', () => {
assert.strictEqual(thisModel.getValueInRange(new Range(1, 1, 1, 1)), '');
assert.strictEqual(thisModel.getValueInRange(new Range(1, 1, 1, 2)), 'M');
assert.strictEqual(thisModel.getValueInRange(new Range(1, 2, 1, 3)), 'y');
assert.strictEqual(thisModel.getValueInRange(new Range(1, 1, 1, 14)), 'My First Line');
assert.strictEqual(thisModel.getValueInRange(new Range(1, 1, 2, 1)), 'My First Line\n');
assert.strictEqual(thisModel.getValueInRange(new Range(1, 1, 2, 2)), 'My First Line\n\t');
assert.strictEqual(thisModel.getValueInRange(new Range(1, 1, 2, 3)), 'My First Line\n\t\t');
assert.strictEqual(thisModel.getValueInRange(new Range(1, 1, 2, 17)), 'My First Line\n\t\tMy Second Line');
assert.strictEqual(thisModel.getValueInRange(new Range(1, 1, 3, 1)), 'My First Line\n\t\tMy Second Line\n');
assert.strictEqual(thisModel.getValueInRange(new Range(1, 1, 4, 1)), 'My First Line\n\t\tMy Second Line\n Third Line\n');
});
// --------- getValueLengthInRange
test('getValueLengthInRange', () => {
assert.strictEqual(thisModel.getValueLengthInRange(new Range(1, 1, 1, 1)), ''.length);
assert.strictEqual(thisModel.getValueLengthInRange(new Range(1, 1, 1, 2)), 'M'.length);
assert.strictEqual(thisModel.getValueLengthInRange(new Range(1, 2, 1, 3)), 'y'.length);
assert.strictEqual(thisModel.getValueLengthInRange(new Range(1, 1, 1, 14)), 'My First Line'.length);
assert.strictEqual(thisModel.getValueLengthInRange(new Range(1, 1, 2, 1)), 'My First Line\n'.length);
assert.strictEqual(thisModel.getValueLengthInRange(new Range(1, 1, 2, 2)), 'My First Line\n\t'.length);
assert.strictEqual(thisModel.getValueLengthInRange(new Range(1, 1, 2, 3)), 'My First Line\n\t\t'.length);
assert.strictEqual(thisModel.getValueLengthInRange(new Range(1, 1, 2, 17)), 'My First Line\n\t\tMy Second Line'.length);
assert.strictEqual(thisModel.getValueLengthInRange(new Range(1, 1, 3, 1)), 'My First Line\n\t\tMy Second Line\n'.length);
assert.strictEqual(thisModel.getValueLengthInRange(new Range(1, 1, 4, 1)), 'My First Line\n\t\tMy Second Line\n Third Line\n'.length);
});
// --------- setValue
test('setValue eventing', () => {
let e: ModelRawContentChangedEvent | null = null;
thisModel.onDidChangeContentOrInjectedText((_e) => {
if (e !== null || !(_e instanceof InternalModelContentChangeEvent)) {
assert.fail('Unexpected assertion error');
}
e = _e.rawContentChangedEvent;
});
thisModel.setValue('new value');
assert.deepStrictEqual(e, new ModelRawContentChangedEvent(
[
new ModelRawFlush()
],
2,
false,
false
));
});
test('issue #46342: Maintain edit operation order in applyEdits', () => {
let res = thisModel.applyEdits([
{ range: new Range(2, 1, 2, 1), text: 'a' },
{ range: new Range(1, 1, 1, 1), text: 'b' },
], true);
assert.deepStrictEqual(res[0].range, new Range(2, 1, 2, 2));
assert.deepStrictEqual(res[1].range, new Range(1, 1, 1, 2));
});
});
// --------- Special Unicode LINE SEPARATOR character
suite('Editor Model - Model Line Separators', () => {
let thisModel: TextModel;
setup(() => {
const text =
LINE1 + '\u2028' +
LINE2 + '\n' +
LINE3 + '\u2028' +
LINE4 + '\r\n' +
LINE5;
thisModel = createTextModel(text);
});
teardown(() => {
thisModel.dispose();
});
test('model getValue', () => {
assert.strictEqual(thisModel.getValue(), 'My First Line\u2028\t\tMy Second Line\n Third Line\u2028\n1');
});
test('model lines', () => {
assert.strictEqual(thisModel.getLineCount(), 3);
});
test('Bug 13333:Model should line break on lonely CR too', () => {
let model = createTextModel('Hello\rWorld!\r\nAnother line');
assert.strictEqual(model.getLineCount(), 3);
assert.strictEqual(model.getValue(), 'Hello\r\nWorld!\r\nAnother line');
model.dispose();
});
});
// --------- Words
suite('Editor Model - Words', () => {
const OUTER_LANGUAGE_ID = 'outerMode';
const INNER_LANGUAGE_ID = 'innerMode';
class OuterMode extends MockMode {
constructor(
@ILanguageService languageService: ILanguageService,
@ILanguageConfigurationService languageConfigurationService: ILanguageConfigurationService
) {
super(OUTER_LANGUAGE_ID);
const languageIdCodec = languageService.languageIdCodec;
this._register(languageConfigurationService.register(this.languageId, {}));
this._register(TokenizationRegistry.register(this.languageId, {
getInitialState: (): IState => NullState,
tokenize: undefined!,
tokenizeEncoded: (line: string, hasEOL: boolean, state: IState): EncodedTokenizationResult => {
const tokensArr: number[] = [];
let prevLanguageId: string | undefined = undefined;
for (let i = 0; i < line.length; i++) {
const languageId = (line.charAt(i) === 'x' ? INNER_LANGUAGE_ID : OUTER_LANGUAGE_ID);
const encodedLanguageId = languageIdCodec.encodeLanguageId(languageId);
if (prevLanguageId !== languageId) {
tokensArr.push(i);
tokensArr.push((encodedLanguageId << MetadataConsts.LANGUAGEID_OFFSET));
}
prevLanguageId = languageId;
}
const tokens = new Uint32Array(tokensArr.length);
for (let i = 0; i < tokens.length; i++) {
tokens[i] = tokensArr[i];
}
return new EncodedTokenizationResult(tokens, state);
}
}));
}
}
class InnerMode extends MockMode {
constructor(
@ILanguageConfigurationService languageConfigurationService: ILanguageConfigurationService
) {
super(INNER_LANGUAGE_ID);
this._register(languageConfigurationService.register(this.languageId, {}));
}
}
let disposables: Disposable[] = [];
setup(() => {
disposables = [];
});
teardown(() => {
dispose(disposables);
disposables = [];
});
test('Get word at position', () => {
const text = ['This text has some words. '];
const thisModel = createTextModel(text.join('\n'));
disposables.push(thisModel);
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 1)), { word: 'This', startColumn: 1, endColumn: 5 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 2)), { word: 'This', startColumn: 1, endColumn: 5 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 4)), { word: 'This', startColumn: 1, endColumn: 5 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 5)), { word: 'This', startColumn: 1, endColumn: 5 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 6)), { word: 'text', startColumn: 6, endColumn: 10 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 19)), { word: 'some', startColumn: 15, endColumn: 19 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 20)), null);
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 21)), { word: 'words', startColumn: 21, endColumn: 26 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 26)), { word: 'words', startColumn: 21, endColumn: 26 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 27)), null);
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 28)), null);
});
test('getWordAtPosition at embedded language boundaries', () => {
const disposables = new DisposableStore();
const instantiationService = createModelServices(disposables);
const outerMode = disposables.add(instantiationService.createInstance(OuterMode));
disposables.add(instantiationService.createInstance(InnerMode));
const model = disposables.add(instantiateTextModel(instantiationService, 'ab<xx>ab<x>', outerMode.languageId));
assert.deepStrictEqual(model.getWordAtPosition(new Position(1, 1)), { word: 'ab', startColumn: 1, endColumn: 3 });
assert.deepStrictEqual(model.getWordAtPosition(new Position(1, 2)), { word: 'ab', startColumn: 1, endColumn: 3 });
assert.deepStrictEqual(model.getWordAtPosition(new Position(1, 3)), { word: 'ab', startColumn: 1, endColumn: 3 });
assert.deepStrictEqual(model.getWordAtPosition(new Position(1, 4)), { word: 'xx', startColumn: 4, endColumn: 6 });
assert.deepStrictEqual(model.getWordAtPosition(new Position(1, 5)), { word: 'xx', startColumn: 4, endColumn: 6 });
assert.deepStrictEqual(model.getWordAtPosition(new Position(1, 6)), { word: 'xx', startColumn: 4, endColumn: 6 });
assert.deepStrictEqual(model.getWordAtPosition(new Position(1, 7)), { word: 'ab', startColumn: 7, endColumn: 9 });
disposables.dispose();
});
test('issue #61296: VS code freezes when editing CSS file with emoji', () => {
const MODE_ID = 'testMode';
const disposables = new DisposableStore();
const instantiationService = createModelServices(disposables);
const languageConfigurationService = instantiationService.get(ILanguageConfigurationService);
const languageService = instantiationService.get(ILanguageService);
disposables.add(languageService.registerLanguage({ id: MODE_ID }));
disposables.add(languageConfigurationService.register(MODE_ID, {
wordPattern: /(#?-?\d*\.\d\w*%?)|(::?[\w-]*(?=[^,{;]*[,{]))|(([@#.!])?[\w-?]+%?|[@#!.])/g
}));
const thisModel = disposables.add(instantiateTextModel(instantiationService, '.🐷-a-b', MODE_ID));
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 1)), { word: '.', startColumn: 1, endColumn: 2 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 2)), { word: '.', startColumn: 1, endColumn: 2 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 3)), null);
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 4)), { word: '-a-b', startColumn: 4, endColumn: 8 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 5)), { word: '-a-b', startColumn: 4, endColumn: 8 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 6)), { word: '-a-b', startColumn: 4, endColumn: 8 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 7)), { word: '-a-b', startColumn: 4, endColumn: 8 });
assert.deepStrictEqual(thisModel.getWordAtPosition(new Position(1, 8)), { word: '-a-b', startColumn: 4, endColumn: 8 });
disposables.dispose();
});
});
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