Add test ensuring project files open without diagnostics

src/test/integration.test.ts

@@ -0,0 +1,64 @@
+import * as chai from 'chai';
+import * as sinon from 'sinon';
+import glob = require('glob');
+import { LanguageClient, RemoteLanguageClient } from '../lang-handler';
+import { TypeScriptService } from '../typescript-service';
+import { path2uri } from '../util';
+import chaiAsPromised = require('chai-as-promised');
+import { LocalFileSystem } from '../fs';
+chai.use(chaiAsPromised);
+const assert = chai.assert;
+
+describe.only('running against this project', () => {
+	let client: { [K in keyof LanguageClient]: LanguageClient[K] & sinon.SinonStub };
+	let service: any;
+	let rootUri: string;
+
+	const rootPath = process.cwd();
+	const filePaths = glob.sync('src/*.ts');
+	const fs = new LocalFileSystem(rootPath);
+
+	before(async () => {
+		client = sinon.createStubInstance(RemoteLanguageClient);
+
+		rootUri = path2uri('', rootPath) + '/';
+
+		service = new TypeScriptService(client, {strict: false, traceModuleResolution: false});
+		await service.initialize({
+			processId: process.pid,
+			rootUri,
+			capabilities: {}
+		}).toPromise();
+	});
+
+	for (const filePath of filePaths) {
+		it('should get no diagnostics on didOpen ' + filePath, async () => {
+			const fileUri = path2uri(rootPath, filePath);
+			const fileContent = await fs.getTextDocumentContent(fileUri);
+
+			assert.isAtLeast(fileContent.length, 1);
+			client.textDocumentPublishDiagnostics.resetHistory();
+
+			await service.textDocumentDidOpen({
+				textDocument: {
+					uri: fileUri,
+					languageId: 'typescript',
+					version: 1,
+					text: fileContent
+				}
+			});
+			sinon.assert.calledWithExactly(client.textDocumentPublishDiagnostics,
+			{
+				diagnostics: [],
+				uri: fileUri
+			});
+
+			const resp = await service.textDocumentDidClose({
+				textDocument: {
+					uri: fileUri
+				}
+			});
+			return resp;
+		});
+	}
+});