Tests/LibWeb: Verify setting {readable,writable}Type throws RangeError

This test proves that setting transformer.{readable,writable}Type to a value throws a RangeError.
Author: https://github.com/kennethmyhra Commit: 1f4f750052 Pull-request: https://github.com/SerenityOS/serenity/pull/19998 Reviewed-by: https://github.com/awesomekling Reviewed-by: https://github.com/shannonbooth
2025-08-01 13:49:16 +00:00 · 2023-07-14 08:23:57 +02:00 · 2023-07-14 08:23:57 +02:00 · 1f4f750052 · 2024-07-16 18:03:21 +09:00
commit 1f4f750052
parent 221f18f72e
2 changed files with 21 additions and 0 deletions
--- a/Tests/LibWeb/Text/input/Streams/TransformStream-readableType-writableType-has-value.html
+++ b/Tests/LibWeb/Text/input/Streams/TransformStream-readableType-writableType-has-value.html
@ -0,0 +1,19 @@
+<script src="../include.js"></script>
+<script>
+    test(() => {
+        try {
+            new TransformStream({
+                readableType: 'bytes',
+            });
+        } catch (e) {
+            println(`'readableType' => Exception raised of ${e.constructor.name}`);
+        }
+        try {
+            new TransformStream({
+                writableType: 'bytes',
+            });
+        } catch (e) {
+            println(`'writableType' => Exception raised of ${e.constructor.name}`);
+        }
+    });
+</script>