mirror of
https://github.com/zebrajr/react.git
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e8e62ebb59
* use different eslint config for es6 and es5 * remove confusing eslint/baseConfig.js & add more eslint setting for es5, es6 * more clear way to run eslint on es5 & es6 file * seperate ESNext, ES6, ES6 path, and use different lint config * rename eslint config file & update eslint rules * Undo yarn.lock changes * Rename a file * Remove unnecessary exceptions * Refactor a little bit * Refactor and tweak the logic * Minor issues
40 lines
1.2 KiB
JavaScript
40 lines
1.2 KiB
JavaScript
/**
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* Copyright (c) 2013-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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'use strict';
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const evalToString = require('../evalToString');
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const babylon = require('babylon');
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const parse = source =>
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babylon.parse(`(${source});`).program.body[0].expression; // quick way to get an exp node
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const parseAndEval = source => evalToString(parse(source));
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describe('evalToString', () => {
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it('should support StringLiteral', () => {
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expect(parseAndEval(`'foobar'`)).toBe('foobar');
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expect(parseAndEval(`'yowassup'`)).toBe('yowassup');
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});
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it('should support string concat (`+`)', () => {
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expect(parseAndEval(`'foo ' + 'bar'`)).toBe('foo bar');
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});
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it('should throw when it finds other types', () => {
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expect(() => parseAndEval(`'foo ' + true`)).toThrowError(
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/Unsupported type/
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);
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expect(() => parseAndEval(`'foo ' + 3`)).toThrowError(/Unsupported type/);
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expect(() => parseAndEval(`'foo ' + null`)).toThrowError(
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/Unsupported type/
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);
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expect(() => parseAndEval(`'foo ' + undefined`)).toThrowError(
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/Unsupported type/
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);
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});
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});
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