runDiffTestsWithKeyRange(t *testing.T, s int, prollyMap testMap, tuples [][2]val.Tuple, rngTest keyRangeDiffTest)
testKeyRngDeleteDiffs(t *testing.T, from Map, tups [][2]val.Tuple, numDeletes int, rngTest keyRangeDiffTest)
testKeyRngInsertDiffs(t *testing.T, from Map, tups [][2]val.Tuple, numInserts int, rngTest keyRangeDiffTest)
testKeyRngUpdateDiffs(t *testing.T, from Map, tups [][2]val.Tuple, numUpdates int, rngTest keyRangeDiffTest)