Fix Perforce-related unit tests when Perforce isn't installed.

Review Request #54 — Created Aug. 25, 2022 and updated Aug. 30, 2022, 1:09 p.m.

Information
Owner:	guest2160
Repository:	Review Board
Branch:
Bugs:
Depends On:
Commit:	1a941d2...
Reviewers
Groups:
People:	guest1679

Description

This makes the usage of `P4` conditional in the Perforce unit tests,
which is important for testing as it's becoming harder to use Perforce
on Python 2.7 in some newer environments due to OpenSSL compatibility
issues.

This is a backport of parts of commits a32b331849 and 6c9e34b64e.

Testing Done

Tested

Expand All
Collapse All

```
Test
```

Ship it!

```
Ship It!
```

You have a pending review.

Review Board 5.0.1 alpha 0 (dev)

Fix Perforce-related unit tests when Perforce isn't installed.