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Node.js Invoke loadImage callback if there is no data or a network error

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This commit is contained in:
kibao 2015-05-06 21:34:41 +02:00
parent 7515fcedbe
commit 69d616ad23
2 changed files with 24 additions and 0 deletions
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5
src/node.js
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@ -50,6 +50,7 @@
else {
fabric.log(err.message);
}
callback(null);
});
req.end();
@ -77,6 +78,10 @@
img._src = url;
callback && callback.call(context, img);
}
else {
img = null;
callback && callback.call(context, null, true);
}
}
var img = new Image();
if (url && (url instanceof Buffer || url.indexOf('data') === 0)) {

19
test/unit/util.js
View file

@ -24,6 +24,8 @@
? require("path").join(__dirname, '../fixtures/', 'very_large_image.jpg')
: getAbsolutePath('../fixtures/very_large_image.jpg');
var IMG_URL_NON_EXISTING = 'http://www.google.com/non-existing';
test('fabric.util.toFixed', function(){
ok(typeof fabric.util.toFixed == 'function');
@ -459,6 +461,23 @@
}, 1000);
});
asyncTest('fabric.util.loadImage with url for a non exsiting image', function() {
var callbackInvoked = false;
var hadError = false;
fabric.util.loadImage(IMG_URL_NON_EXISTING, function(img, error) {
callbackInvoked = true;
hadError = error;
});
setTimeout(function() {
ok(callbackInvoked, 'callback should be invoked');
equal(hadError, true, 'callback should be invoked with error set to true');
start();
}, 1000);
});
var SVG_WITH_1_ELEMENT = '<?xml version="1.0"?>\
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">\