Tests

Merge pull request #506 from JoshuaLampert/JET-tests #276

Job	Run time
Tests (1, Core) / Tests - Core	51s
Tests (lts, Downstream) / Tests - Downstream	50s
Tests (pre, JET) / Tests - JET	51s
Tests (pre, Downstream) / Tests - Downstream	52s
Tests (pre, Core) / Tests - Core	53s
Tests (lts, Core) / Tests - Core	50s
Tests (1, JET) / Tests - JET	54s
Tests (1, Downstream) / Tests - Downstream	1m 2s
Tests (lts, JET) / Tests - JET	59s
	8m 2s

Provide feedback