Unit Test Package for Term::ProgressBar

This package tests the zero-progress handling of progress bar.

Tests 2--4: V1 mode

Create a progress bar with fewer than -1 things. Update it it from 1 to 10.

(1) Check no exception thrown on creation (2) Check no exception thrown on update (3) Check bar displays name

Tests 5--7: V2 mode

Create a progress bar with -1 things. Update it it from 1 to 10.

(1) Check no exception thrown on creation (2) Check no exception thrown on update (3) Check bar displays name

Tests 8--10: V2 mode

Create a progress bar with -1 things and remove = 1. Update it with -1

(1) Check no exception thrown on creation (2) Check no exception thrown on update (3) Check bar is removed