MetalBlueberry commented on code in PR #369:
URL: https://github.com/apache/arrow-go/pull/369#discussion_r2079230355
##########
parquet/file/file_reader_test.go:
##########
@@ -820,3 +821,53 @@ func TestLZ4RawLargerFileRead(t *testing.T) {
}
require.Equal(t, expectedValsHead, vals[:len(expectedValsHead)])
}
+
+func TestDeltaByteArray(t *testing.T) {
+ dir := os.Getenv("PARQUET_TEST_DATA")
+ if dir == "" {
+ t.Skip("no path supplied with PARQUET_TEST_DATA")
+ }
+ require.DirExists(t, dir)
+
+ expected, err := os.ReadFile(path.Join(dir,
"delta_byte_array_expect.csv"))
Review Comment:
here is the CSV
##########
parquet/file/file_reader_test.go:
##########
@@ -820,3 +821,53 @@ func TestLZ4RawLargerFileRead(t *testing.T) {
}
require.Equal(t, expectedValsHead, vals[:len(expectedValsHead)])
}
+
+func TestDeltaByteArray(t *testing.T) {
+ dir := os.Getenv("PARQUET_TEST_DATA")
+ if dir == "" {
+ t.Skip("no path supplied with PARQUET_TEST_DATA")
+ }
+ require.DirExists(t, dir)
+
+ expected, err := os.ReadFile(path.Join(dir,
"delta_byte_array_expect.csv"))
+ require.NoError(t, err)
+ csvReader := csv.NewReader(bytes.NewReader(expected))
+
+ records, err := csvReader.ReadAll()
+ require.NoError(t, err)
+
+ records = records[1:] // skip header
+
+ props := parquet.NewReaderProperties(memory.DefaultAllocator)
+ fileReader, err := file.OpenParquetFile(path.Join(dir,
"delta_byte_array.parquet"),
Review Comment:
here is the Parquet
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