Upload Kmake

test/parallel/test-stream-readable-setEncoding-null.js

@@ -0,0 +1,15 @@
+'use strict';
+
+require('../common');
+const assert = require('assert');
+const { Readable } = require('stream');
+
+
+{
+  const readable = new Readable({ encoding: 'hex' });
+  assert.strictEqual(readable._readableState.encoding, 'hex');
+
+  readable.setEncoding(null);
+
+  assert.strictEqual(readable._readableState.encoding, 'utf8');
+}