daniel-adam-tfs commented on code in PR #547:
URL: https://github.com/apache/arrow-go/pull/547#discussion_r2479046127
##########
parquet/file/column_reader_test.go:
##########
@@ -813,6 +826,145 @@ func TestFullSeekRow(t *testing.T) {
}
}
+func checkDecryptedValues(t *testing.T, writerProps *parquet.WriterProperties,
readProps *parquet.ReaderProperties) {
+ sc := arrow.NewSchema([]arrow.Field{
+ {Name: "c0", Type: arrow.PrimitiveTypes.Int64, Nullable: true},
+ {Name: "c1", Type: arrow.BinaryTypes.String, Nullable: true},
+ {Name: "c2", Type: arrow.ListOf(arrow.PrimitiveTypes.Int64),
Nullable: true},
+ }, nil)
+
+ tbl, err := array.TableFromJSON(mem, sc, []string{`[
+ {"c0": 1, "c1": "a", "c2": [1]},
+ {"c0": 2, "c1": "b", "c2": [1, 2]},
+ {"c0": 3, "c1": "c", "c2": [null]},
+ {"c0": null, "c1": "d", "c2": []},
+ {"c0": 5, "c1": null, "c2": [3, 3, 3]},
+ {"c0": 6, "c1": "f", "c2": null}
+ ]`})
+ require.NoError(t, err)
+ defer tbl.Release()
+
+ schema := tbl.Schema()
+ arrWriterProps := pqarrow.NewArrowWriterProperties()
+
+ var buf bytes.Buffer
+ wr, err := pqarrow.NewFileWriter(schema, &buf, writerProps,
arrWriterProps)
+ require.NoError(t, err)
+
+ require.NoError(t, wr.WriteTable(tbl, tbl.NumRows()))
+ require.NoError(t, wr.Close())
+
+ rdr, err := file.NewParquetReader(bytes.NewReader(buf.Bytes()),
file.WithReadProps(readProps))
+ require.NoError(t, err)
+ defer rdr.Close()
+
+ rgr := rdr.RowGroup(0)
+ col0, err := rgr.Column(0)
+ require.NoError(t, err)
+
+ icr := col0.(*file.Int64ColumnChunkReader)
+ // require.NoError(t, icr.SeekToRow(3)) // TODO: this causes a panic
currently
Review Comment:
If I uncomment this, then this causes a panic
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