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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/FileAPI/unicode.html
parentInitial commit. (diff)
downloadfirefox-upstream.tar.xz
firefox-upstream.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--testing/web-platform/tests/FileAPI/unicode.html46
1 files changed, 46 insertions, 0 deletions
diff --git a/testing/web-platform/tests/FileAPI/unicode.html b/testing/web-platform/tests/FileAPI/unicode.html
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index 0000000000..ce3e3579d7
--- /dev/null
+++ b/testing/web-platform/tests/FileAPI/unicode.html
@@ -0,0 +1,46 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>Blob/Unicode interaction: normalization and encoding</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script>
+'use strict';
+
+const OMICRON_WITH_OXIA = '\u1F79'; // NFC normalized to U+3CC
+const CONTAINS_UNPAIRED_SURROGATES = 'abc\uDC00def\uD800ghi';
+const REPLACED = 'abc\uFFFDdef\uFFFDghi';
+
+function readBlobAsPromise(blob) {
+ return new Promise((resolve, reject) => {
+ const reader = new FileReader();
+ reader.readAsText(blob);
+ reader.onload = () => resolve(reader.result);
+ reader.onerror = () => reject(reader.error);
+ });
+}
+
+promise_test(async t => {
+ const blob = new Blob([OMICRON_WITH_OXIA]);
+ const result = await readBlobAsPromise(blob);
+ assert_equals(result, OMICRON_WITH_OXIA, 'String should not be normalized');
+}, 'Test that strings are not NFC normalized by Blob constructor');
+
+promise_test(async t => {
+ const file = new File([OMICRON_WITH_OXIA], 'name');
+ const result = await readBlobAsPromise(file);
+ assert_equals(result, OMICRON_WITH_OXIA, 'String should not be normalized');
+}, 'Test that strings are not NFC normalized by File constructor');
+
+promise_test(async t => {
+ const blob = new Blob([CONTAINS_UNPAIRED_SURROGATES]);
+ const result = await readBlobAsPromise(blob);
+ assert_equals(result, REPLACED, 'Unpaired surrogates should be replaced.');
+}, 'Test that unpaired surrogates are replaced by Blob constructor');
+
+promise_test(async t => {
+ const file = new File([CONTAINS_UNPAIRED_SURROGATES], 'name');
+ const result = await readBlobAsPromise(file);
+ assert_equals(result, REPLACED, 'Unpaired surrogates should be replaced.');
+}, 'Test that unpaired surrogates are replaced by File constructor');
+
+</script>