Table-driven tests for schemacompat

[imjasonh]

Split out from #121

[codecov]

Codecov Report

Merging #126 (b2579e7) into main (cb67159) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #126   +/-   ##
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  Coverage   20.75%   20.75%           
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  Files           5        5           
  Lines         318      318           
=======================================
  Hits           66       66           
  Misses        237      237           
  Partials       15       15           

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[davidfestal]

Nice ! We could even go one step further, and use test fixtures, like what had been done in repo https://github.com/devfile/api/blob/main/pkg/utils/overriding/overriding_test.go#L180 (see here to see the YAML files that define the tests. That's even more easy to read and contribute to.