disq commented on code in PR #34631:
URL: https://github.com/apache/arrow/pull/34631#discussion_r1159401111


##########
go/parquet/pqarrow/encode_arrow_test.go:
##########
@@ -917,17 +963,20 @@ var fullTypeList = []arrow.DataType{
 func (ps *ParquetIOTestSuite) TestSingleColumnRequiredWrite() {
        for _, dt := range fullTypeList {
                ps.Run(dt.Name(), func() {
-                       values := testutils.RandomNonNull(dt, smallSize)
+                       mem := 
memory.NewCheckedAllocator(memory.NewGoAllocator())
+                       defer mem.AssertSize(ps.T(), 0)
+
+                       values := testutils.RandomNonNull(mem, dt, smallSize)
+                       defer values.Release()
                        sc := ps.makeSimpleSchema(dt, 
parquet.Repetitions.Required)
-                       data := ps.writeColumn(sc, values)
-                       ps.readAndCheckSingleColumnFile(data, values)
+                       data := ps.writeColumn(mem, sc, values)
+                       ps.readAndCheckSingleColumnFile(mem, data, values)
                })
        }
 }
 
-func (ps *ParquetIOTestSuite) roundTripTable(expected arrow.Table, storeSchema 
bool) {
-       mem := memory.NewCheckedAllocator(memory.NewGoAllocator())
-       defer mem.AssertSize(ps.T(), 0)
+func (ps *ParquetIOTestSuite) roundTripTable(mem memory.Allocator, expected 
arrow.Table, storeSchema bool) {
+       mem = memory.NewGoAllocator() // FIXME currently overriding allocator 
to isolate leaks between roundTripTable and caller

Review Comment:
   Maybe having CheckedAllocator everywhere wasn't a good idea



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