test: add test of stream Transform

Add a test case of Transform constructor without new. PR-URL: #17303 Reviewed-By: Ron Korving <[email protected]> Reviewed-By: Yosuke Furukawa <[email protected]> Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Michaël Zasso <[email protected]>
nodejs · Dec 20, 2017 · 0aca036 · 0aca036
1 parent 39107d7
commit 0aca036
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/test/parallel/test-stream2-transform.js b/test/parallel/test-stream2-transform.js
@@ -96,6 +96,13 @@ const Transform = require('_stream_transform');
   assert(pt instanceof PassThrough);
 }
 
+{
+  // Verify transform constructor behavior
+  const pt = Transform();
+
+  assert(pt instanceof Transform);
+}
+
 {
   // Perform a simple transform
   const pt = new Transform();