/** * Copyright (c) 2013-present, Facebook, Inc. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. * * @format */ 'use strict'; const mockNativeFunction = methodName => { let warned = false; return function() { if (warned) { return; } warned = true; console.warn( 'Calling .' + methodName + '() in the test renderer environment is not supported. Instead, mock ' + 'out your components that use findNodeHandle with replacements that ' + "don't rely on the native environment.", ); }; }; const MockNativeMethods = { measure: mockNativeFunction('measure'), measureInWindow: mockNativeFunction('measureInWindow'), measureLayout: mockNativeFunction('measureLayout'), setNativeProps: mockNativeFunction('setNativeProps'), focus: mockNativeFunction('focus'), blur: mockNativeFunction('blur'), }; module.exports = MockNativeMethods;