Tests/LibWeb: Verify XHR.response is an instance of Blob

This verifies that XHR.response is an instance of Blob when XHR.responseType is set to 'blob'.
Author: https://github.com/kennethmyhra Commit: https://github.com/SerenityOS/serenity/commit/36fddab68e Pull-request: https://github.com/SerenityOS/serenity/pull/22084
2023-11-28 20:09:37 +01:00 · 2023-11-28 20:09:37 +01:00 · 36fddab68e · 2024-07-17 10:10:18 +09:00
commit 36fddab68e
parent 09487679eb
2 changed files with 19 additions and 0 deletions
--- a/Tests/LibWeb/Text/expected/XHR/XMLHttpRequest-response-is-blob.txt
+++ b/Tests/LibWeb/Text/expected/XHR/XMLHttpRequest-response-is-blob.txt
@ -0,0 +1 @@
+PASS
--- a/Tests/LibWeb/Text/input/XHR/XMLHttpRequest-response-is-blob.html
+++ b/Tests/LibWeb/Text/input/XHR/XMLHttpRequest-response-is-blob.html
@ -0,0 +1,18 @@
+<script src="../include.js"></script>
+<script>
+    asyncTest((done) => {
+        const xhr = new XMLHttpRequest();
+        xhr.responseType = "blob";
+        xhr.onreadystatechange = async function() {
+            if (xhr.readyState === 4 && xhr.status === 200) {
+                if (xhr.response instanceof Blob)
+                    println("PASS");
+                else
+                    println("FAIL");
+                done();
+            }
+        };
+        xhr.open("GET", "data:text/plain,Hello%20World!", true);
+        xhr.send();
+    });
+</script>