mirror of
https://github.com/thangisme/notes.git
synced 2024-06-29 12:05:24 +00:00
75 lines
3.2 KiB
JavaScript
75 lines
3.2 KiB
JavaScript
/**
|
|
* @author Markus Ekholm
|
|
* @copyright 2012-2015 (c) Markus Ekholm <markus at botten dot org >
|
|
* @license Copyright (c) 2012-2015, Markus Ekholm
|
|
* All rights reserved.
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* * Neither the name of the <organization> nor the
|
|
* names of its contributors may be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL MARKUS EKHOLM BE LIABLE FOR ANY
|
|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/**
|
|
* IMPORTS
|
|
*/
|
|
var assert = require('assert');
|
|
var color_convert = require('../lib/convert');
|
|
|
|
/**
|
|
* TESTS
|
|
*/
|
|
|
|
describe('convert', function(){
|
|
describe('#rgb_to_lab()', function(){
|
|
it('should convert to expected lab color #1', function(){
|
|
assert.deepEqual({'L' : 40.473, 'a' : -6.106, 'b' : -21.417},
|
|
round_all(color_convert.rgb_to_lab({'R' : 55,
|
|
'G' : 100,
|
|
'B' : 130})));
|
|
});
|
|
it('should convert to expected lab color #2', function(){
|
|
assert.deepEqual({'L' : 0, 'a' : 0, 'b' : 0},
|
|
round_all(color_convert.rgb_to_lab({'R' : 0,
|
|
'G' : 0,
|
|
'B' : 0})));
|
|
});
|
|
it('should convert to expected lab color #3', function(){
|
|
assert.deepEqual({'L' : 100, 'a' : 0.005, 'b' : -0.010},
|
|
round_all(color_convert.rgb_to_lab({'R' : 255,
|
|
'G' : 255,
|
|
'B' : 255})));
|
|
});
|
|
})
|
|
});
|
|
|
|
/**
|
|
* INTERNAL FUNCTIONS
|
|
*/
|
|
function round_all(c){ return {'L' : round(c.L),
|
|
'a' : round(c.a),
|
|
'b' : round(c.b)};
|
|
}
|
|
function round(n){ return Math.round(n*1000)/1000; }
|
|
|
|
// Local Variables:
|
|
// allout-layout: t
|
|
// js-indent-level: 2
|
|
// End:
|