mirrors/ladybird
0
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2025-07-29 12:19:54 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 9

LibWeb/FileAPI: Implement aborting a FileReader read

Browse source 
This fixes a timeout for the included WPT test.
This commit is contained in:
Shannon Booth 2025-01-05 11:05:53 +13:00 • committed by Andrew Kaster
commit 8e410f959c
Notes: github-actions[bot] 2025-01-30 21:26:29 +00:00
5 changed files with 153 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

15
Tests/LibWeb/Text/input/wpt-import/FileAPI/reading-data-section/FileReader-multiple-reads.any.html Normal file
View file

@ -0,0 +1,15 @@
<!doctype html>
<meta charset=utf-8>
<title>FileReader: starting new reads while one is in progress</title>
<script>
self.GLOBAL = {
isWindow: function() { return true; },
isWorker: function() { return false; },
isShadowRealm: function() { return false; },
};
</script>
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
<div id=log></div>
<script src="../../FileAPI/reading-data-section/FileReader-multiple-reads.any.js"></script>

81
Tests/LibWeb/Text/input/wpt-import/FileAPI/reading-data-section/FileReader-multiple-reads.any.js Normal file
View file

@ -0,0 +1,81 @@
// META: title=FileReader: starting new reads while one is in progress
test(function() {
var blob_1 = new Blob(['TEST000000001'])
var blob_2 = new Blob(['TEST000000002'])
var reader = new FileReader();
reader.readAsText(blob_1)
assert_equals(reader.readyState, FileReader.LOADING, "readyState Must be LOADING")
assert_throws_dom("InvalidStateError", function () {
reader.readAsText(blob_2)
})
}, 'test FileReader InvalidStateError exception for readAsText');
test(function() {
var blob_1 = new Blob(['TEST000000001'])
var blob_2 = new Blob(['TEST000000002'])
var reader = new FileReader();
reader.readAsDataURL(blob_1)
assert_equals(reader.readyState, FileReader.LOADING, "readyState Must be LOADING")
assert_throws_dom("InvalidStateError", function () {
reader.readAsDataURL(blob_2)
})
}, 'test FileReader InvalidStateError exception for readAsDataURL');
test(function() {
var blob_1 = new Blob(['TEST000000001'])
var blob_2 = new Blob(['TEST000000002'])
var reader = new FileReader();
reader.readAsArrayBuffer(blob_1)
assert_equals(reader.readyState, FileReader.LOADING, "readyState Must be LOADING")
assert_throws_dom("InvalidStateError", function () {
reader.readAsArrayBuffer(blob_2)
})
}, 'test FileReader InvalidStateError exception for readAsArrayBuffer');
async_test(function() {
var blob_1 = new Blob(['TEST000000001'])
var blob_2 = new Blob(['TEST000000002'])
var reader = new FileReader();
var triggered = false;
reader.onloadstart = this.step_func_done(function() {
assert_false(triggered, "Only one loadstart event should be dispatched");
triggered = true;
assert_equals(reader.readyState, FileReader.LOADING,
"readyState must be LOADING")
assert_throws_dom("InvalidStateError", function () {
reader.readAsArrayBuffer(blob_2)
})
});
reader.readAsArrayBuffer(blob_1)
assert_equals(reader.readyState, FileReader.LOADING, "readyState Must be LOADING")
}, 'test FileReader InvalidStateError exception in onloadstart event for readAsArrayBuffer');
async_test(function() {
var blob_1 = new Blob(['TEST000000001'])
var blob_2 = new Blob(['TEST000000002'])
var reader = new FileReader();
reader.onloadend = this.step_func_done(function() {
assert_equals(reader.readyState, FileReader.DONE,
"readyState must be DONE")
reader.readAsArrayBuffer(blob_2)
assert_equals(reader.readyState, FileReader.LOADING, "readyState Must be LOADING")
});
reader.readAsArrayBuffer(blob_1)
assert_equals(reader.readyState, FileReader.LOADING, "readyState Must be LOADING")
}, 'test FileReader no InvalidStateError exception in loadend event handler for readAsArrayBuffer');
async_test(function() {
var blob_1 = new Blob([new Uint8Array(0x414141)]);
var blob_2 = new Blob(['TEST000000002']);
var reader = new FileReader();
reader.onloadstart = this.step_func(function() {
reader.abort();
reader.onloadstart = null;
reader.onloadend = this.step_func_done(function() {
assert_equals('TEST000000002', reader.result);
});
reader.readAsText(blob_2);
});
reader.readAsText(blob_1);
}, 'test abort and restart in onloadstart event for readAsText');