[PATCH v4 5/5] maple_tree: add a test checking storing null

[Liam R. Howlett]

* Liam R. Howlett <Liam.Howlett at oracle.com> [241029 11:17]:
> * Wei Yang <richard.weiyang at gmail.com> [241018 22:37]:
> > Add a test to assert that, when storing null to am empty tree or a
> > single entry tree it will not result into:
> > 
> >   * a root node with range [0, ULONG_MAX] set to NULL
> >   * a root node with consecutive slot set to NULL
> > 
> > Signed-off-by: Wei Yang <richard.weiyang at gmail.com>
> > CC: Liam R. Howlett <Liam.Howlett at Oracle.com>
> > CC: Sidhartha Kumar <sidhartha.kumar at oracle.com>
> > CC: Lorenzo Stoakes <lorenzo.stoakes at oracle.com>
> 
> This patch doesn't apply to the tag you specified or I'm using the wrong
> git id.  I tried git id e993457df.

It seems okay and looks good.

Reviewed-by: Liam R. Howlett <Liam.Howlett at Oracle.com>