Add unit tests for loginoptions

[liggitt]

gatherAuthInfo and gatherProjectInfo are complex and could use test coverage.

requires reworking how the client is built internally so we can stub in a fake client

[bparees]

@simo5 not sure if this is you or @mfojtik

[openshift-bot]

Issues go stale after 90d of inactivity.

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Stale issues rot after an additional 30d of inactivity and eventually close.
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/lifecycle stale

[openshift-bot]

Stale issues rot after 30d of inactivity.

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Rotten issues close after an additional 30d of inactivity.
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/lifecycle rotten
/remove-lifecycle stale

[openshift-bot]

Rotten issues close after 30d of inactivity.

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/close