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author | hyukjinkwon <gurwls223@gmail.com> | 2015-11-14 18:36:01 +0800 |
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committer | Cheng Lian <lian@databricks.com> | 2015-11-14 18:36:01 +0800 |
commit | 139c15b624c88b376ffdd05d78795295c8c4fc17 (patch) | |
tree | 8412f41d8547fc4af5181d63972693b71cd1efe4 /sql | |
parent | c939c70ac1ab6a26d9fda0a99c4e837f7e5a7935 (diff) | |
download | spark-139c15b624c88b376ffdd05d78795295c8c4fc17.tar.gz spark-139c15b624c88b376ffdd05d78795295c8c4fc17.tar.bz2 spark-139c15b624c88b376ffdd05d78795295c8c4fc17.zip |
[SPARK-11694][SQL] Parquet logical types are not being tested properly
All the physical types are properly tested at `ParquetIOSuite` but logical type mapping is not being tested.
Author: hyukjinkwon <gurwls223@gmail.com>
Author: Hyukjin Kwon <gurwls223@gmail.com>
Closes #9660 from HyukjinKwon/SPARK-11694.
Diffstat (limited to 'sql')
2 files changed, 47 insertions, 9 deletions
diff --git a/sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetIOSuite.scala b/sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetIOSuite.scala index 82a42d68fe..78df363ade 100644 --- a/sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetIOSuite.scala +++ b/sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetIOSuite.scala @@ -91,6 +91,33 @@ class ParquetIOSuite extends QueryTest with ParquetTest with SharedSQLContext { } } + test("SPARK-11694 Parquet logical types are not being tested properly") { + val parquetSchema = MessageTypeParser.parseMessageType( + """message root { + | required int32 a(INT_8); + | required int32 b(INT_16); + | required int32 c(DATE); + | required int32 d(DECIMAL(1,0)); + | required int64 e(DECIMAL(10,0)); + | required binary f(UTF8); + | required binary g(ENUM); + | required binary h(DECIMAL(32,0)); + | required fixed_len_byte_array(32) i(DECIMAL(32,0)); + |} + """.stripMargin) + + val expectedSparkTypes = Seq(ByteType, ShortType, DateType, DecimalType(1, 0), + DecimalType(10, 0), StringType, StringType, DecimalType(32, 0), DecimalType(32, 0)) + + withTempPath { location => + val path = new Path(location.getCanonicalPath) + val conf = sparkContext.hadoopConfiguration + writeMetadata(parquetSchema, path, conf) + val sparkTypes = sqlContext.read.parquet(path.toString).schema.map(_.dataType) + assert(sparkTypes === expectedSparkTypes) + } + } + test("string") { val data = (1 to 4).map(i => Tuple1(i.toString)) // Property spark.sql.parquet.binaryAsString shouldn't affect Parquet files written by Spark SQL @@ -374,16 +401,10 @@ class ParquetIOSuite extends QueryTest with ParquetTest with SharedSQLContext { """.stripMargin) withTempPath { location => - val extraMetadata = Collections.singletonMap( - CatalystReadSupport.SPARK_METADATA_KEY, sparkSchema.toString) - val fileMetadata = new FileMetaData(parquetSchema, extraMetadata, "Spark") + val extraMetadata = Map(CatalystReadSupport.SPARK_METADATA_KEY -> sparkSchema.toString) val path = new Path(location.getCanonicalPath) - - ParquetFileWriter.writeMetadataFile( - sparkContext.hadoopConfiguration, - path, - Collections.singletonList( - new Footer(path, new ParquetMetadata(fileMetadata, Collections.emptyList())))) + val conf = sparkContext.hadoopConfiguration + writeMetadata(parquetSchema, path, conf, extraMetadata) assertResult(sqlContext.read.parquet(path.toString).schema) { StructType( diff --git a/sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetTest.scala b/sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetTest.scala index 8ffb01fc5b..fdd7697c91 100644 --- a/sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetTest.scala +++ b/sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetTest.scala @@ -19,6 +19,8 @@ package org.apache.spark.sql.execution.datasources.parquet import java.io.File +import org.apache.parquet.schema.MessageType + import scala.collection.JavaConverters._ import scala.reflect.ClassTag import scala.reflect.runtime.universe.TypeTag @@ -117,6 +119,21 @@ private[sql] trait ParquetTest extends SQLTestUtils { ParquetFileWriter.writeMetadataFile(configuration, path, Seq(footer).asJava) } + /** + * This is an overloaded version of `writeMetadata` above to allow writing customized + * Parquet schema. + */ + protected def writeMetadata( + parquetSchema: MessageType, path: Path, configuration: Configuration, + extraMetadata: Map[String, String] = Map.empty[String, String]): Unit = { + val extraMetadataAsJava = extraMetadata.asJava + val createdBy = s"Apache Spark ${org.apache.spark.SPARK_VERSION}" + val fileMetadata = new FileMetaData(parquetSchema, extraMetadataAsJava, createdBy) + val parquetMetadata = new ParquetMetadata(fileMetadata, Seq.empty[BlockMetaData].asJava) + val footer = new Footer(path, parquetMetadata) + ParquetFileWriter.writeMetadataFile(configuration, path, Seq(footer).asJava) + } + protected def readAllFootersWithoutSummaryFiles( path: Path, configuration: Configuration): Seq[Footer] = { val fs = path.getFileSystem(configuration) |