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node-red/test/red/util_spec.js

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/**
* Copyright 2014 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
var should = require("should");
var util = require("../../red/util");
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describe("red/util", function() {
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describe('ensureString', function() {
it('strings are preserved', function() {
util.ensureString('string').should.equal('string');
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});
it('Buffer is converted', function() {
var s = util.ensureString(new Buffer('foo'));
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s.should.equal('foo');
(typeof s).should.equal('string');
});
it('Object is converted to JSON', function() {
var s = util.ensureString({foo: "bar"});
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(typeof s).should.equal('string');
should.deepEqual(JSON.parse(s), {foo:"bar"});
});
it('stringifies other things', function() {
var s = util.ensureString(123);
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(typeof s).should.equal('string');
s.should.equal('123');
});
});
});