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-rw-r--r--tests/node_compat/test/parallel/test-diagnostics-channel-has-subscribers.js17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-diagnostics-channel-has-subscribers.js b/tests/node_compat/test/parallel/test-diagnostics-channel-has-subscribers.js
new file mode 100644
index 000000000..66a548c37
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-diagnostics-channel-has-subscribers.js
@@ -0,0 +1,17 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 18.12.1
+// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
+
+'use strict';
+require('../common');
+const assert = require('assert');
+const { channel, hasSubscribers } = require('diagnostics_channel');
+
+const dc = channel('test');
+assert.ok(!hasSubscribers('test'));
+
+dc.subscribe(() => {});
+assert.ok(hasSubscribers('test'));