test: add assertions to zero length buffer test

1) Add missing assertion that slicing a 0 length buffer does not throw 2) Add assertion that slicing a 0 length buffer has a length of 0 PR-URL: nodejs#8729 Reviewed-By: Sakthipriyan Vairamani <[email protected]> Reviewed-By: Ilkka Myller <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: Luigi Pinca <[email protected]>
imyller · Sep 26, 2016 · 927661f · 927661f
1 parent 289d862
commit 927661f
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/test/parallel/test-buffer-slice.js b/test/parallel/test-buffer-slice.js
@@ -52,7 +52,8 @@ assert.equal(buf.slice('0', '-111'), '');
 
 // try to slice a zero length Buffer
 // see https://github.com/joyent/node/issues/5881
-Buffer.alloc(0).slice(0, 1);
+assert.doesNotThrow(() => Buffer.alloc(0).slice(0, 1));
+assert.strictEqual(Buffer.alloc(0).slice(0, 1).length, 0);
 
 {
   // Single argument slice