1 files changed, 36 insertions, 0 deletions
diff --git a/testing/web-platform/tests/FileAPI/url/url-reload.window.js b/testing/web-platform/tests/FileAPI/url/url-reload.window.js
new file mode 100644
index 0000000000..d333b3a74a
--- /dev/null
+++ b/testing/web-platform/tests/FileAPI/url/url-reload.window.js
@@ -0,0 +1,36 @@
+function blob_url_reload_test(t, revoke_before_reload) {
+  const run_result = 'test_frame_OK';
+  const blob_contents = '<!doctype html>\n<meta charset="utf-8">\n' +
+    '<script>window.test_result = "' + run_result + '";</script>';
+  const blob = new Blob([blob_contents], {type: 'text/html'});
+  const url = URL.createObjectURL(blob);
+
+  const frame = document.createElement('iframe');
+  frame.setAttribute('src', url);
+  frame.setAttribute('style', 'display:none;');
+  document.body.appendChild(frame);
+
+  frame.onload = t.step_func(() => {
+    if (revoke_before_reload)
+      URL.revokeObjectURL(url);
+    assert_equals(frame.contentWindow.test_result, run_result);
+    frame.contentWindow.test_result = null;
+    frame.onload = t.step_func_done(() => {
+      assert_equals(frame.contentWindow.test_result, run_result);
+    });
+    // Slight delay before reloading to ensure revoke actually has had a chance
+    // to be processed.
+    t.step_timeout(() => {
+      frame.contentWindow.location.reload();
+    }, 250);
+  });
+}
+
+async_test(t => {
+  blob_url_reload_test(t, false);
+}, 'Reloading a blob URL succeeds.');
+
+
+async_test(t => {
+  blob_url_reload_test(t, true);
+}, 'Reloading a blob URL succeeds even if the URL was revoked.');