1 files changed, 38 insertions, 0 deletions
diff --git a/remote/cdp/test/browser/io/browser_close.js b/remote/cdp/test/browser/io/browser_close.js
new file mode 100644
index 0000000000..37a10b4963
--- /dev/null
+++ b/remote/cdp/test/browser/io/browser_close.js
@@ -0,0 +1,38 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_task(async function fileRemovedAfterClose({ client }) {
+  const { IO } = client;
+  const contents = "Lorem ipsum";
+  const { handle, stream } = await registerFileStream(contents);
+
+  await IO.close({ handle });
+  ok(
+    !(await IOUtils.exists(stream.path)),
+    "Discarded the temporary backing storage"
+  );
+});
+
+add_task(async function unknownHandle({ client }) {
+  const { IO } = client;
+  const handle = "1000000";
+
+  await Assert.rejects(
+    IO.close({ handle }),
+    err => err.message.includes(`Invalid stream handle`),
+    "Error contains expected message"
+  );
+});
+
+add_task(async function invalidHandleTypes({ client }) {
+  const { IO } = client;
+  for (const handle of [null, true, 1, [], {}]) {
+    await Assert.rejects(
+      IO.close({ handle }),
+      err => err.message.includes(`handle: string value expected`),
+      "Error contains expected message"
+    );
+  }
+});