136 lines
3.7 KiB
JavaScript
136 lines
3.7 KiB
JavaScript
/**
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* Copyright (c) 2017-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @format
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* @emails oncall+react_native
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*/
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'use strict';
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describe('checkVersion', () => {
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describe('in development', () => {
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_setDevelopmentModeForTests(true);
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_defineCheckVersionTests();
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});
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describe('in production', () => {
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_setDevelopmentModeForTests(false);
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_defineCheckVersionTests();
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});
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});
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function _setDevelopmentModeForTests(dev) {
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let originalDev;
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beforeAll(() => {
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originalDev = global.__DEV__;
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global.__DEV__ = dev;
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});
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afterAll(() => {
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global.__DEV__ = originalDev;
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});
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}
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function _defineCheckVersionTests() {
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const consoleError = console.error;
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const globalConsole = global.console;
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let spyOnConsoleError;
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let consoleOutput;
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beforeEach(() => {
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consoleOutput = '';
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console.error = jest.fn();
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global.console = {error: jest.fn(error => (consoleOutput += error))};
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spyOnConsoleError = jest.spyOn(global.console, 'error');
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});
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afterEach(() => {
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jest.resetModules();
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console.error = consoleError;
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global.console = globalConsole;
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spyOnConsoleError.mockReset();
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});
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it('passes when all the versions are zero', () => {
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_mockJsVersion(0, 0, 0);
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_mockNativeVersion(0, 0, 0);
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const ReactNativeVersion = require('ReactNativeVersion');
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const ReactNativeVersionCheck = require('ReactNativeVersionCheck');
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expect(ReactNativeVersion).toMatchObject({
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version: {major: 0, minor: 0, patch: 0, prerelease: null},
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});
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expect(() => ReactNativeVersionCheck.checkVersions()).not.toThrow();
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});
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it('passes when the minor matches when the major is zero', () => {
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_mockJsVersion(0, 1, 0);
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_mockNativeVersion(0, 1, 0);
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const ReactNativeVersionCheck = require('ReactNativeVersionCheck');
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expect(() => ReactNativeVersionCheck.checkVersions()).not.toThrow();
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});
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it("logs error when the minor doesn't match when the major is zero", () => {
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_mockJsVersion(0, 1, 0);
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_mockNativeVersion(0, 2, 0);
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const ReactNativeVersionCheck = require('ReactNativeVersionCheck');
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ReactNativeVersionCheck.checkVersions();
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expect(spyOnConsoleError).toHaveBeenCalledTimes(1);
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expect(consoleOutput).toMatch(/React Native version mismatch/);
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});
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it("logs error when the major doesn't match", () => {
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_mockJsVersion(1, 0, 0);
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_mockNativeVersion(2, 0, 0);
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const ReactNativeVersionCheck = require('ReactNativeVersionCheck');
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ReactNativeVersionCheck.checkVersions();
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expect(spyOnConsoleError).toHaveBeenCalledTimes(1);
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expect(consoleOutput).toMatch(/React Native version mismatch/);
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});
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it("doesn't log error if the patch doesn't match", () => {
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_mockJsVersion(0, 1, 0);
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_mockNativeVersion(0, 1, 2);
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const ReactNativeVersionCheck = require('ReactNativeVersionCheck');
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ReactNativeVersionCheck.checkVersions();
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expect(spyOnConsoleError).toHaveBeenCalledTimes(0);
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});
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it("doesn't log error if the prerelease doesn't match", () => {
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_mockJsVersion(0, 1, 0, 'beta.0');
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_mockNativeVersion(0, 1, 0, 'alpha.1');
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const ReactNativeVersionCheck = require('ReactNativeVersionCheck');
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ReactNativeVersionCheck.checkVersions();
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expect(spyOnConsoleError).toHaveBeenCalledTimes(0);
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});
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}
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function _mockJsVersion(major = 0, minor = 0, patch = 0, prerelease = null) {
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jest.doMock('ReactNativeVersion', () => ({
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version: {major, minor, patch, prerelease},
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}));
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}
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function _mockNativeVersion(
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major = 0,
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minor = 0,
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patch = 0,
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prerelease = null,
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) {
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jest.doMock('NativeModules', () => ({
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PlatformConstants: {
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reactNativeVersion: {major, minor, patch, prerelease},
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},
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}));
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}
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