Difference between use case and the test case

Use case:

  Defined as the path that an user might adopt in order to achieve the goal. The use case will describe multiple paths that the user can follow within the use case. The use case are prepared in the form of actor and system.

Test case:

A test case represents one set of inputs that exercises a single use case scenario.For example:Lets consider account creation.An user might fill in all the fields and try creating or might not likely to produce some of the information while creating. such types of path that a user initiates are known as use case and the steps that are being performed by an user for a successful completion of use case are the test case.