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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 { IDisposable } 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 * as languages from 'vs/editor/common/languages';
import { NullState } from 'vs/editor/common/languages/nullTokenize';
import { createTextModel } from 'vs/editor/test/common/testTextModel';
// --------- utils
suite('Editor Model - Model Modes 1', () => {
let calledFor: string[] = [];
function checkAndClear(arr: string[]) {
assert.deepStrictEqual(calledFor, arr);
calledFor = [];
}
const tokenizationSupport: languages.ITokenizationSupport = {
getInitialState: () => NullState,
tokenize: undefined!,
tokenizeEncoded: (line: string, hasEOL: boolean, state: languages.IState): languages.EncodedTokenizationResult => {
calledFor.push(line.charAt(0));
return new languages.EncodedTokenizationResult(new Uint32Array(0), state);
}
};
let thisModel: TextModel;
let languageRegistration: IDisposable;
setup(() => {
const TEXT =
'1\r\n' +
'2\n' +
'3\n' +
'4\r\n' +
'5';
const LANGUAGE_ID = 'modelModeTest1';
calledFor = [];
languageRegistration = languages.TokenizationRegistry.register(LANGUAGE_ID, tokenizationSupport);
thisModel = createTextModel(TEXT, LANGUAGE_ID);
});
teardown(() => {
thisModel.dispose();
languageRegistration.dispose();
calledFor = [];
});
test('model calls syntax highlighter 1', () => {
thisModel.forceTokenization(1);
checkAndClear(['1']);
});
test('model calls syntax highlighter 2', () => {
thisModel.forceTokenization(2);
checkAndClear(['1', '2']);
thisModel.forceTokenization(2);
checkAndClear([]);
});
test('model caches states', () => {
thisModel.forceTokenization(1);
checkAndClear(['1']);
thisModel.forceTokenization(2);
checkAndClear(['2']);
thisModel.forceTokenization(3);
checkAndClear(['3']);
thisModel.forceTokenization(4);
checkAndClear(['4']);
thisModel.forceTokenization(5);
checkAndClear(['5']);
thisModel.forceTokenization(5);
checkAndClear([]);
});
test('model invalidates states for one line insert', () => {
thisModel.forceTokenization(5);
checkAndClear(['1', '2', '3', '4', '5']);
thisModel.applyEdits([EditOperation.insert(new Position(1, 1), '-')]);
thisModel.forceTokenization(5);
checkAndClear(['-']);
thisModel.forceTokenization(5);
checkAndClear([]);
});
test('model invalidates states for many lines insert', () => {
thisModel.forceTokenization(5);
checkAndClear(['1', '2', '3', '4', '5']);
thisModel.applyEdits([EditOperation.insert(new Position(1, 1), '0\n-\n+')]);
assert.strictEqual(thisModel.getLineCount(), 7);
thisModel.forceTokenization(7);
checkAndClear(['0', '-', '+']);
thisModel.forceTokenization(7);
checkAndClear([]);
});
test('model invalidates states for one new line', () => {
thisModel.forceTokenization(5);
checkAndClear(['1', '2', '3', '4', '5']);
thisModel.applyEdits([EditOperation.insert(new Position(1, 2), '\n')]);
thisModel.applyEdits([EditOperation.insert(new Position(2, 1), 'a')]);
thisModel.forceTokenization(6);
checkAndClear(['1', 'a']);
});
test('model invalidates states for one line delete', () => {
thisModel.forceTokenization(5);
checkAndClear(['1', '2', '3', '4', '5']);
thisModel.applyEdits([EditOperation.insert(new Position(1, 2), '-')]);
thisModel.forceTokenization(5);
checkAndClear(['1']);
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 1, 2))]);
thisModel.forceTokenization(5);
checkAndClear(['-']);
thisModel.forceTokenization(5);
checkAndClear([]);
});
test('model invalidates states for many lines delete', () => {
thisModel.forceTokenization(5);
checkAndClear(['1', '2', '3', '4', '5']);
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 3, 1))]);
thisModel.forceTokenization(3);
checkAndClear(['3']);
thisModel.forceTokenization(3);
checkAndClear([]);
});
});
suite('Editor Model - Model Modes 2', () => {
class ModelState2 implements languages.IState {
prevLineContent: string;
constructor(prevLineContent: string) {
this.prevLineContent = prevLineContent;
}
clone(): languages.IState {
return new ModelState2(this.prevLineContent);
}
equals(other: languages.IState): boolean {
return (other instanceof ModelState2) && other.prevLineContent === this.prevLineContent;
}
}
let calledFor: string[] = [];
function checkAndClear(arr: string[]): void {
assert.deepStrictEqual(calledFor, arr);
calledFor = [];
}
const tokenizationSupport: languages.ITokenizationSupport = {
getInitialState: () => new ModelState2(''),
tokenize: undefined!,
tokenizeEncoded: (line: string, hasEOL: boolean, state: languages.IState): languages.EncodedTokenizationResult => {
calledFor.push(line);
(<ModelState2>state).prevLineContent = line;
return new languages.EncodedTokenizationResult(new Uint32Array(0), state);
}
};
let thisModel: TextModel;
let languageRegistration: IDisposable;
setup(() => {
const TEXT =
'Line1' + '\r\n' +
'Line2' + '\n' +
'Line3' + '\n' +
'Line4' + '\r\n' +
'Line5';
const LANGUAGE_ID = 'modelModeTest2';
languageRegistration = languages.TokenizationRegistry.register(LANGUAGE_ID, tokenizationSupport);
thisModel = createTextModel(TEXT, LANGUAGE_ID);
});
teardown(() => {
thisModel.dispose();
languageRegistration.dispose();
});
test('getTokensForInvalidLines one text insert', () => {
thisModel.forceTokenization(5);
checkAndClear(['Line1', 'Line2', 'Line3', 'Line4', 'Line5']);
thisModel.applyEdits([EditOperation.insert(new Position(1, 6), '-')]);
thisModel.forceTokenization(5);
checkAndClear(['Line1-', 'Line2']);
});
test('getTokensForInvalidLines two text insert', () => {
thisModel.forceTokenization(5);
checkAndClear(['Line1', 'Line2', 'Line3', 'Line4', 'Line5']);
thisModel.applyEdits([
EditOperation.insert(new Position(1, 6), '-'),
EditOperation.insert(new Position(3, 6), '-')
]);
thisModel.forceTokenization(5);
checkAndClear(['Line1-', 'Line2', 'Line3-', 'Line4']);
});
test('getTokensForInvalidLines one multi-line text insert, one small text insert', () => {
thisModel.forceTokenization(5);
checkAndClear(['Line1', 'Line2', 'Line3', 'Line4', 'Line5']);
thisModel.applyEdits([EditOperation.insert(new Position(1, 6), '\nNew line\nAnother new line')]);
thisModel.applyEdits([EditOperation.insert(new Position(5, 6), '-')]);
thisModel.forceTokenization(7);
checkAndClear(['Line1', 'New line', 'Another new line', 'Line2', 'Line3-', 'Line4']);
});
test('getTokensForInvalidLines one delete text', () => {
thisModel.forceTokenization(5);
checkAndClear(['Line1', 'Line2', 'Line3', 'Line4', 'Line5']);
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 1, 5))]);
thisModel.forceTokenization(5);
checkAndClear(['1', 'Line2']);
});
test('getTokensForInvalidLines one line delete text', () => {
thisModel.forceTokenization(5);
checkAndClear(['Line1', 'Line2', 'Line3', 'Line4', 'Line5']);
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 2, 1))]);
thisModel.forceTokenization(4);
checkAndClear(['Line2']);
});
test('getTokensForInvalidLines multiple lines delete text', () => {
thisModel.forceTokenization(5);
checkAndClear(['Line1', 'Line2', 'Line3', 'Line4', 'Line5']);
thisModel.applyEdits([EditOperation.delete(new Range(1, 1, 3, 3))]);
thisModel.forceTokenization(3);
checkAndClear(['ne3', 'Line4']);
});
});
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