Tests

Make select_algorithm more agnostic about being in the object or type… #174

Job	Run time
Tests (lts, windows-latest) / Julia lts - windows-latest	16m 55s
Tests (1, macOS-latest) / Julia 1 - macOS-latest	14m 36s
Tests (1, ubuntu-latest) / Julia 1 - ubuntu-latest	20m 56s
Tests (1, windows-latest) / Julia 1 - windows-latest	19m 53s
Tests (lts, ubuntu-latest) / Julia lts - ubuntu-latest	18m 35s
Tests (lts, macOS-latest) / Julia lts - macOS-latest	10m 59s
	1h 41m 54s

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