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// META: title=Blob constructor
// META: script=../support/Blob.js
'use strict';
var test_error = {
name: "test",
message: "test error",
};
test(function() {
var args = [
document.createElement("div"),
window,
];
args.forEach(function(arg) {
assert_throws_js(TypeError, function() {
new Blob(arg);
}, "Should throw for argument " + format_value(arg) + ".");
});
}, "Passing platform objects for blobParts should throw a TypeError.");
test(function() {
var element = document.createElement("div");
element.appendChild(document.createElement("div"));
element.appendChild(document.createElement("p"));
var list = element.children;
Object.defineProperty(list, "length", {
get: function() { throw test_error; }
});
assert_throws_exactly(test_error, function() {
new Blob(list);
});
}, "A platform object that supports indexed properties should be treated as a sequence for the blobParts argument (overwritten 'length'.)");
test_blob(function() {
var select = document.createElement("select");
select.appendChild(document.createElement("option"));
return new Blob(select);
}, {
expected: "[object HTMLOptionElement]",
type: "",
desc: "Passing an platform object that supports indexed properties as the blobParts array should work (select)."
});
test_blob(function() {
var elm = document.createElement("div");
elm.setAttribute("foo", "bar");
return new Blob(elm.attributes);
}, {
expected: "[object Attr]",
type: "",
desc: "Passing an platform object that supports indexed properties as the blobParts array should work (attributes)."
});
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