[sapphire] Update tests

[tysmith]

• use urlsplit() instead of urlparse()
• use sha1() instead of md5()
• update imports

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (99abf07) 99.53% compared to head (b1f9ef4) 99.53%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #403 +/- ## ======================================= Coverage 99.53% 99.53% ======================================= Files 52 52 Lines 5534 5534 ======================================= Hits 5508 5508 Misses 26 26 ```

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