test: add tests for reservation utils

[saintube]

Signed-off-by: saintube saintube@foxmail.com

Ⅰ. Describe what this PR does

add unit tests for reservation utility functions

Ⅱ. Does this pull request fix one issue?

Ⅲ. Describe how to verify it

Ⅳ. Special notes for reviews

V. Checklist

• I have written necessary docs and comments
• I have added necessary unit tests and integration tests
• All checks passed in make test

[saintube]

/cc @jasonliu747

[codecov]

Codecov Report

Merging #582 (a8bb914) into main (198c812) will increase coverage by 0.41%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main     #582      +/-   ##
==========================================
+ Coverage   67.91%   68.32%   +0.41%     
==========================================
  Files         159      159              
  Lines       17891    17891              
==========================================
+ Hits        12150    12224      +74     
+ Misses       4836     4760      -76     
- Partials      905      907       +2     

Flag	Coverage Δ
unittests	68.32% <ø> (+0.41%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pkg/util/httputil/reverseproxy.go	85.10% <0.00%> (+0.26%)	⬆️
pkg/util/reservation.go	78.21% <0.00%> (+40.78%)	⬆️

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

[jasonliu747]

Can you also add some UTs for IsReservationAvailable, IsReservationSucceeded, IsReservationFailed, and IsReservationExpired? Thanks.

[jasonliu747]

/lgtm

[hormes]

/approve

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hormes, jasonliu747

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• OWNERS [hormes]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment