test: increase buffer list coverage

1. test consuming BufferList which has strings with > 1 items Refs: https://coverage.nodejs.org/coverage-0b6d3070a176d437/lib/internal/streams/buffer_list.js.html#L116 2. test consuming BufferList with > 1 items Refs: https://coverage.nodejs.org/coverage-0b6d3070a176d437/lib/internal/streams/buffer_list.js.html#L152 PR-URL: #36688 Reviewed-By: Rich Trott <[email protected]> Reviewed-By: James M Snell <[email protected]>
nodejs · Jan 25, 2021 · 2f1f1da · 2f1f1da
1 parent 89a7941
commit 2f1f1da
Showing 1 changed file with 34 additions and 0 deletions.
diff --git a/test/parallel/test-stream-buffer-list.js b/test/parallel/test-stream-buffer-list.js
@@ -48,3 +48,37 @@ const shifted = list.shift();
 testIterator(list, 0);
 assert.strictEqual(shifted, buf);
 assert.deepStrictEqual(list, new BufferList());
+
+{
+  const list = new BufferList();
+  list.push('foo');
+  list.push('bar');
+  list.push('foo');
+  list.push('bar');
+  assert.strictEqual(list.consume(6, true), 'foobar');
+  assert.strictEqual(list.consume(6, true), 'foobar');
+}
+
+{
+  const list = new BufferList();
+  list.push('foo');
+  list.push('bar');
+  assert.strictEqual(list.consume(5, true), 'fooba');
+}
+
+{
+  const list = new BufferList();
+  list.push(buf);
+  list.push(buf);
+  list.push(buf);
+  list.push(buf);
+  assert.strictEqual(list.consume(6).toString(), 'foofoo');
+  assert.strictEqual(list.consume(6).toString(), 'foofoo');
+}
+
+{
+  const list = new BufferList();
+  list.push(buf);
+  list.push(buf);
+  assert.strictEqual(list.consume(5).toString(), 'foofo');
+}