1 files changed, 23 insertions, 0 deletions
diff --git a/testing/web-platform/tests/xhr/response-body-errors.any.js b/testing/web-platform/tests/xhr/response-body-errors.any.js
new file mode 100644
index 0000000000..4edfed00fd
--- /dev/null
+++ b/testing/web-platform/tests/xhr/response-body-errors.any.js
@@ -0,0 +1,23 @@
+// This will transmit two chunks TEST_CHUNK and then garbage, which should result in an error.
+const url = "/fetch/api/resources/bad-chunk-encoding.py?ms=1&count=2";
+
+test(() => {
+  client = new XMLHttpRequest();
+  client.open("GET", url, false);
+  assert_throws_dom("NetworkError", () => client.send());
+}, "Synchronous XMLHttpRequest should throw on bad chunk");
+
+async_test(t => {
+  client = new XMLHttpRequest();
+  client.open("GET", url, true);
+  client.onreadystatechange = t.step_func(() => {
+    if (client.readyState === 3) {
+      assert_true(client.responseText.indexOf("TEST_CHUNK") !== -1);
+    }
+  });
+  client.onerror = t.step_func_done(() => {
+    assert_equals(client.responseText, "");
+  });
+  client.onload = t.unreached_func();
+  client.send();
+}, "Asynchronous XMLHttpRequest should clear response on bad chunk");