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"use strict";
var vows = require("vows"),
load = require("../load"),
assert = require("assert"),
jsdom = require("jsdom"),
Canvas = require("canvas"),
Image = Canvas.Image;
var suite = vows.describe("mp.dye");
var canvas = new Canvas(32,32);
var context = canvas.getContext("2d");
var dyeString = "R:#ede5b2,fff7bf;G:#cccccc,ffffff";
var dyeData = {
"R": [
[0xed, 0xe5, 0xb2],
[0xff, 0xf7, 0xbf]
],
"G": [
[0xcc, 0xcc, 0xcc],
[0xff, 0xff, 0xff]
]
};
function loadImage(url, tests) {
tests.topic = function() {
var image = new Image;
var tester = this;
var callback = this.callback;
var args = arguments;
image.onload = function() {
canvas.width = image.width;
canvas.height = image.height;
context.drawImage(image, 0, 0);
callback = callback.bind(tester, false, context.getImageData(0, 0, image.width, image.height));
callback.apply(tester, args);
}
image.onerror = function(err) {
throw new Error("Error loading '" + url + "': " + err);
}
image.src = url;
};
return tests;
}
suite.addBatch({
"The manaportal dye": {
topic: load("mp/dye").expression("mp.dye").document(),
"parseDyeString": {
"Extracts a the dye channel data from the dyestring": function(dye) {
assert.equal(dye.parseDyeString(dyeString), dyeData);
}
},
"dyeImage": {
"with the big recolorable cake": loadImage("test/data/bigcake.png", {
"to the big white cake": loadImage("test/data/whitecake.png", {
"dyes correctly when given the correct dye data": function(err1, whiteCake, dyeableCake, dye) {
assert.deepEqual(dye.dyeImage(dyeableCake.data, dyeData), whiteCake.data);
}
})
})
}
}
});
suite.export(module);
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