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85 lines
1.8 KiB
85 lines
1.8 KiB
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/**
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* Module dependencies.
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*/
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var Canvas = require('canvas')
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, Image = Canvas.Image;
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var png = __dirname + '/fixtures/clock.png';
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module.exports = {
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'tset Image': function(assert){
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assert.ok(Image instanceof Function);
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},
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'test Image#onload': function(assert, beforeExit){
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var img = new Image
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, n = 0;
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assert.strictEqual(false, img.complete);
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img.onload = function(){
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++n;
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assert.equal(img.src, png);
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};
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img.src = png;
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assert.equal(img.src, png);
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beforeExit(function(){
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assert.equal(img.src, png);
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assert.strictEqual(true, img.complete);
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assert.strictEqual(320, img.width);
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assert.strictEqual(320, img.height);
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assert.equal(1, n);
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});
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},
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'test Image#onerror': function(assert, beforeExit){
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var img = new Image
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, error
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, n = 0;
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assert.strictEqual(false, img.complete);
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img.onload = function(){
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assert.fail('called onload');
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};
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img.onerror = function(err){
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++n;
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error = err;
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};
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try {
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img.src = png + 's';
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} catch (err) {
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assert.fail('error did not invoke onerror(): ' + err);
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}
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assert.equal(img.src, png + 's');
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beforeExit(function(){
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assert.ok(error instanceof Error, 'did not invoke onerror() with error');
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assert.strictEqual(false, img.complete);
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assert.equal(1, n);
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});
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},
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'test Image#{width,height}': function(assert, beforeExit){
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var img = new Image
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, n = 0;
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assert.strictEqual(0, img.width);
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assert.strictEqual(0, img.height);
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img.onload = function(){
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++n;
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assert.strictEqual(320, img.width);
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assert.strictEqual(320, img.height);
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};
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img.src = png;
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beforeExit(function(){
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assert.equal(1, n);
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});
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}
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};
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