src/vs/workbench/api/common/extHostExtensionService.ts/AbstractExtHostExtensionService/$extensionTestsExecute
class AbstractExtHostExtensionService:	public async $extensionTestsExecute(): Promise<number> {
		await this._eagerExtensionsActivated.wait();
		try {
			return await this._doHandleExtensionTests();
		} catch (error) {
			console.error(error); // ensure any error message makes it onto the console
			throw error;
		}
	}