Add unittests for InAWARE REST push

[lucernae]

Add unittest to make sure InAWARE Rest push scheme will not break in the future.

[codecov[bot]]

Codecov Report

Merging #319 into develop will decrease coverage by 3.87%. The diff coverage is 100%.

@@             Coverage Diff             @@
##           develop     #319      +/-   ##
===========================================
- Coverage    52.32%   48.44%   -3.88%     
===========================================
  Files           92       92              
  Lines         4344     4345       +1     
  Branches       388      388              
===========================================
- Hits          2273     2105     -168     
- Misses        1994     2179     +185     
+ Partials        77       61      -16

Impacted Files	Coverage Δ
django_project/realtime/report_urls.py	100% <ø> (ø)	:arrow_up:
django_project/realtime/tasks/earthquake.py	38.79% <100%> (+4.18%)	:arrow_up:
...ject/realtime/serializers/pagination_serializer.py	0% <0%> (-84.22%)	:arrow_down:
django_project/realtime/views/flatpage.py	37.5% <0%> (-62.5%)	:arrow_down:
...o_project/realtime/serializers/flood_serializer.py	78.72% <0%> (-21.28%)	:arrow_down:
...ango_project/realtime/filters/earthquake_filter.py	56.25% <0%> (-20.84%)	:arrow_down:
django_project/realtime/context_processors.py	72.72% <0%> (-18.19%)	:arrow_down:
django_project/realtime/views/flood.py	33.58% <0%> (-15.68%)	:arrow_down:
django_project/realtime/views/earthquake.py	47.56% <0%> (-15.63%)	:arrow_down:
django_project/realtime/models/flood.py	88.34% <0%> (-6.8%)	:arrow_down:
... and 7 more

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