1 files changed, 64 insertions, 0 deletions
diff --git a/testing/web-platform/tests/streams/writable-streams/error.any.js b/testing/web-platform/tests/streams/writable-streams/error.any.js
new file mode 100644
index 0000000000..faf3fdd952
--- /dev/null
+++ b/testing/web-platform/tests/streams/writable-streams/error.any.js
@@ -0,0 +1,64 @@
+// META: global=window,worker
+'use strict';
+
+const error1 = new Error('error1');
+error1.name = 'error1';
+
+const error2 = new Error('error2');
+error2.name = 'error2';
+
+promise_test(t => {
+  const ws = new WritableStream({
+    start(controller) {
+      controller.error(error1);
+    }
+  });
+  return promise_rejects_exactly(t, error1, ws.getWriter().closed, 'stream should be errored');
+}, 'controller.error() should error the stream');
+
+test(() => {
+  let controller;
+  const ws = new WritableStream({
+    start(c) {
+      controller = c;
+    }
+  });
+  ws.abort();
+  controller.error(error1);
+}, 'controller.error() on erroring stream should not throw');
+
+promise_test(t => {
+  let controller;
+  const ws = new WritableStream({
+    start(c) {
+      controller = c;
+    }
+  });
+  controller.error(error1);
+  controller.error(error2);
+  return promise_rejects_exactly(t, error1, ws.getWriter().closed, 'first controller.error() should win');
+}, 'surplus calls to controller.error() should be a no-op');
+
+promise_test(() => {
+  let controller;
+  const ws = new WritableStream({
+    start(c) {
+      controller = c;
+    }
+  });
+  return ws.abort().then(() => {
+    controller.error(error1);
+  });
+}, 'controller.error() on errored stream should not throw');
+
+promise_test(() => {
+  let controller;
+  const ws = new WritableStream({
+    start(c) {
+      controller = c;
+    }
+  });
+  return ws.getWriter().close().then(() => {
+    controller.error(error1);
+  });
+}, 'controller.error() on closed stream should not throw');