zeroshade commented on code in PR #34079:
URL: https://github.com/apache/arrow/pull/34079#discussion_r1100649462
##########
go/arrow/scalar/scalar_test.go:
##########
@@ -1416,3 +1427,56 @@ func TestUnionScalars(t *testing.T) {
suite.Run(t, new(SparseUnionSuite))
suite.Run(t, new(DenseUnionSuite))
}
+
+func TestRunEndEncodedGetScalar(t *testing.T) {
+ mem := memory.NewCheckedAllocator(memory.DefaultAllocator)
+ defer mem.AssertSize(t, 0)
+
+ runEnds, _, _ := array.FromJSON(mem, arrow.PrimitiveTypes.Int32,
strings.NewReader(`[100, 200, 300, 400, 500]`))
+ defer runEnds.Release()
+
+ values, _, _ := array.FromJSON(mem, arrow.BinaryTypes.String,
strings.NewReader(`["Hello", "beautiful", "world", "of", "RLE"]`))
+ defer values.Release()
+
+ reeArray := array.NewRunEndEncodedArray(runEnds, values, 500, 0)
+ defer reeArray.Release()
Review Comment:
`FromJSON` was already implemented for REE, and like dictionary arrays, REE
arrays are expected to be expanded in the JSON. Processing the JSON will encode
it into run-end-encoding
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