Stop if testcase and abort checked

[ghost]

closes #1036

[ghost]

While this was a fairly easy fix it makes me wonder if there are other cases we're not covering. Like what if there is an exception during setup or teardown?

[ghost]

Exceptions during setup/teardown should also abort - good catch

[ghost]

Need to also abort on setup/teardown exceptions

[codecov-io]

Codecov Report

Merging #1068 into master will increase coverage by 0.03%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1068      +/-   ##
==========================================
+ Coverage   84.15%   84.19%   +0.03%     
==========================================
  Files         165      165              
  Lines       15746    15892     +146     
==========================================
+ Hits        13251    13380     +129     
- Misses       2495     2512      +17

Impacted Files	Coverage Δ
lib/cosmos/utilities/ruby_lex_utils.rb	90.78% <0%> (-1.81%)	⬇️
lib/cosmos/packets/packet_config.rb	98.41% <0%> (-0.61%)	⬇️
lib/cosmos/packets/structure_item.rb	91.98% <0%> (-0.52%)	⬇️
lib/cosmos/interfaces/protocols/length_protocol.rb	100% <0%> (ø)	⬆️

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