1 files changed, 30 insertions, 0 deletions
diff --git a/testing/web-platform/tests/xhr/event-upload-progress.any.js b/testing/web-platform/tests/xhr/event-upload-progress.any.js
new file mode 100644
index 0000000000..6fe659193b
--- /dev/null
+++ b/testing/web-platform/tests/xhr/event-upload-progress.any.js
@@ -0,0 +1,30 @@
+// META: title=XMLHttpRequest: upload progress event
+// META: script=/common/get-host-info.sub.js
+
+const remote = get_host_info().HTTP_REMOTE_ORIGIN + "/xhr/resources/corsenabled.py",
+  redirect = "resources/redirect.py?code=307&location=" + remote;
+
+[remote, redirect].forEach(url => {
+  async_test(test => {
+    const client = new XMLHttpRequest();
+    const data = "On time: " + url;
+    client.upload.onprogress = test.step_func_done(e => {
+      assert_true(e.lengthComputable);
+      assert_equals(e.total, data.length);
+    });
+    client.onload = test.unreached_func();
+    client.open("POST", url);
+    client.send(data);
+  }, "Upload events registered on time (" + url + ")");
+});
+
+[remote, redirect].forEach(url => {
+  async_test(test => {
+    const client = new XMLHttpRequest();
+    client.onload = test.step_func_done();
+    client.open("POST", url);
+    client.send("Too late: " + url);
+    client.upload.onloadstart = test.unreached_func(); // registered too late
+    client.upload.onprogress = test.unreached_func(); // registered too late
+  }, "Upload events registered too late (" + url + ")");
+});