57 lines
2.1 KiB
JavaScript
57 lines
2.1 KiB
JavaScript
/*
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* Author: David Antler <david.a.antler@intel.com>
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* Copyright (c) 2016 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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var expect = require('expect.js');
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var m = require('../index');
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var LightBulb = require('./lightbulb');
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describe('LightBulb', function() {
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/** Model the internal data of LightBulb as a buffer */
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var bufferFullBrightness = new Buffer(
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[ 'N', // Four bytes allocated for name
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'a',
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'm',
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'e',
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95 // One byte allocated for brightness. Stuff in '95' value!
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]);
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it('getBrightness() function should return 95', function() {
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// Create a fake I2c bus based on the 'full brightness' data model
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var testI2cBus = new m.I2c(0);
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testI2cBus._setRegisterMapInternal(bufferFullBrightness);
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// Create a new LightBulb that opens the testI2cBus, instead of a real
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// mraa I2c bus.
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var lightBulbI2c = new LightBulb(testI2cBus);
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// presumably getBrightness will gather data from I2C and get '95'
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var brightness = lightBulbI2c.getBrightness();
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expect(brightness).to.be(95);
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})
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});
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