jshmchenxi commented on a change in pull request #2642:
URL: https://github.com/apache/iceberg/pull/2642#discussion_r753761266
##########
File path: parquet/src/test/java/org/apache/iceberg/parquet/TestParquet.java
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@@ -127,4 +140,80 @@ public void testNumberOfBytesWritten() throws IOException {
records.toArray(new GenericData.Record[]{}));
return Pair.of(file, size);
}
+
+ @Test
+ public void testBloomFilterWriteRead() throws IOException {
+ File parquetFile = generateFileWithBloomFilter();
+
+ try (ParquetFileReader reader =
ParquetFileReader.open(ParquetIO.file(localInput(parquetFile)))) {
+ BlockMetaData rowGroup = reader.getRowGroups().get(0);
+ BloomFilterReader bloomFilterDataReader =
reader.getBloomFilterDataReader(rowGroup);
+
+ ColumnChunkMetaData intColumn = rowGroup.getColumns().get(0);
+ BloomFilter intBloomFilter =
bloomFilterDataReader.readBloomFilter(intColumn);
+ Assert.assertTrue(intBloomFilter.findHash(intBloomFilter.hash(30)));
Review comment:
The hash values might conflict so I didn't add exclusion tests.
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