fix broken tests

[cspotcode]

Some logic wasn't wrapped in a before() hook so if you used --fgrep then tests would fail. Probably a race condition where another test was installing the require() hooks.

[codecov]

Codecov Report

Merging #1108 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1108   +/-   ##
=======================================
  Coverage   75.49%   75.49%           
=======================================
  Files           7        7           
  Lines         657      657           
  Branches      148      148           
=======================================
  Hits          496      496           
  Misses        107      107           
  Partials       54       54           

Flag	Coverage Δ
#node_10	71.96% <ø> (-0.19%)	⬇️
#node_12_15	72.34% <ø> (-0.19%)	⬇️
#node_12_16	72.53% <ø> (ø)
#node_13	75.19% <ø> (ø)
#node_14	75.19% <ø> (ø)
#typescript_2_7	75.03% <ø> (ø)
#typescript_latest	74.27% <ø> (ø)
#typescript_next	74.12% <ø> (ø)
#ubuntu	75.03% <ø> (-0.16%)	⬇️
#windows	75.34% <ø> (ø)

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

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update b91aa85...c637f5e. Read the comment docs.

[coveralls]

Coverage increased (+1.0%) to 83.175% when pulling c637f5e on ab/fix-broken-tests into b91aa85 on master.