Tests

Jh/checkmacros #56

Job	Run time
Tests (1, macOS-latest) / Julia 1 - macOS-latest	11m 36s
Tests (1, ubuntu-latest) / Julia 1 - ubuntu-latest	17m 54s
Tests (lts, ubuntu-latest) / Julia lts - ubuntu-latest	17m 32s
Tests (lts, macOS-latest) / Julia lts - macOS-latest	11m 49s
Tests (lts, windows-latest) / Julia lts - windows-latest	18m 32s
Tests (1, windows-latest) / Julia 1 - windows-latest	18m 34s
	1h 35m 57s

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