monaco-editor/test/testRunner.ts

100 lines
2.9 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import {loadLanguage} from '../src/monaco.contribution';
import * as assert from 'assert';
// Allow for running under nodejs/requirejs in tests
var _monaco: typeof monaco = (typeof monaco === 'undefined' ? (<any>self).monaco : monaco);
export interface IRelaxedToken {
startIndex: number;
type: string;
}
export interface ITestItem {
line: string;
tokens: IRelaxedToken[];
}
export function testTokenization(_language:string|string[], tests:ITestItem[][]): void {
let languages:string[];
if (typeof _language === 'string') {
languages = [_language];
} else {
languages = _language;
}
let mainLanguage = languages[0];
suite(mainLanguage + ' tokenization', () => {
test('', (done) => {
_monaco.Promise.join(languages.map(l => loadLanguage(l))).then(() => {
// clean stack
setTimeout(() => {
runTests(mainLanguage, tests);
done();
});
}).then(null, done);
});
});
}
function runTests(languageId:string, tests:ITestItem[][]): void {
tests.forEach((test) => runTest(languageId, test));
}
function runTest(languageId:string, test:ITestItem[]): void {
interface LineToken {
startOffset: number;
endOffset: number;
type: string;
modeId: string;
hasPrev: boolean;
hasNext: boolean;
prev(): LineToken;
next(): LineToken;
}
interface LineTokens {
// modeTransitions:ModeTransition[];
getTokenCount(): number;
getTokenStartOffset(tokenIndex:number): number;
getTokenType(tokenIndex:number): string;
getTokenEndOffset(tokenIndex:number): number;
equals(other:LineTokens): boolean;
findTokenIndexAtOffset(offset:number): number;
findTokenAtOffset(offset:number): LineToken;
firstToken(): LineToken;
lastToken(): LineToken;
// inflate(): ViewLineToken[];
// sliceAndInflate(startOffset:number, endOffset:number, deltaStartIndex:number): ViewLineToken[];
}
let text = test.map(t => t.line).join('\n');
let model = _monaco.editor.createModel(text, languageId);
for (let lineNumber = 1, lineCount = model.getLineCount(); lineNumber <= lineCount; lineNumber++) {
let actual: IRelaxedToken[] = [];
let lineTokens:LineTokens = (<any>model).getLineTokens(lineNumber);
let token = lineTokens.firstToken();
while (token) {
actual.push({
startIndex: token.startOffset,
type: token.type
});
token = token.next();
}
let expected = test[lineNumber - 1].tokens;
// console.log(`actual: ${JSON.stringify(actual)}`);
// console.log(`expected: ${JSON.stringify(expected)}`);
assert.deepEqual(actual, expected, 'TOKENIZING ' + text);
}
model.dispose();
}