1 files changed, 7 insertions, 0 deletions
diff --git a/testing/web-platform/tests/service-workers/service-worker/resources/onactivate-throw-error-then-prevent-default-worker.js b/testing/web-platform/tests/service-workers/service-worker/resources/onactivate-throw-error-then-prevent-default-worker.js
new file mode 100644
index 000000000..d56c95113
--- /dev/null
+++ b/testing/web-platform/tests/service-workers/service-worker/resources/onactivate-throw-error-then-prevent-default-worker.js
@@ -0,0 +1,7 @@
+// Ensure we can handle multiple error handlers. One error handler
+// calling preventDefault should cause the event to be treated as
+// handled.
+self.addEventListener('error', function(event) {});
+self.addEventListener('error', function(event) { event.preventDefault(); });
+self.addEventListener('error', function(event) {});
+self.addEventListener('activate', function(event) { throw new Error(); });