akkio-97 commented on a change in pull request #3773:
URL: https://github.com/apache/carbondata/pull/3773#discussion_r466927976
##########
File path:
integration/presto/src/test/scala/org/apache/carbondata/presto/integrationtest/PrestoReadTableFilesTest.scala
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@@ -0,0 +1,443 @@
+package org.apache.carbondata.presto.integrationtest
+
+import java.io.File
+import java.sql.{SQLException, Timestamp}
+import java.util
+import java.util.Arrays.asList
+
+import io.prestosql.jdbc.PrestoArray
+import org.apache.carbondata.common.logging.LogServiceFactory
+import org.apache.carbondata.core.constants.CarbonCommonConstants
+import org.apache.carbondata.core.datastore.filesystem.CarbonFile
+import org.apache.carbondata.core.datastore.impl.FileFactory
+import org.apache.carbondata.core.metadata.datatype.{DataTypes, Field}
+import org.apache.carbondata.core.util.{CarbonProperties, CarbonUtil}
+import org.apache.carbondata.presto.server.PrestoServer
+import org.apache.carbondata.sdk.file.{CarbonWriter, Schema}
+import org.apache.commons.io.FileUtils
+import org.apache.commons.lang.RandomStringUtils
+import org.apache.spark.sql.Row
+import org.scalatest.{BeforeAndAfterAll, FunSuiteLike, BeforeAndAfterEach}
+
+import scala.collection.mutable
+import scala.collection.JavaConverters._
+class PrestoReadTableFilesTest extends FunSuiteLike with BeforeAndAfterAll
with BeforeAndAfterEach{
+ private val logger = LogServiceFactory
+
.getLogService(classOf[PrestoTestNonTransactionalTableFiles].getCanonicalName)
+
+ private val rootPath = new File(this.getClass.getResource("/").getPath
+ + "../../../..").getCanonicalPath
+ private val storePath = s"$rootPath/integration/presto/target/store"
+ private val systemPath = s"$rootPath/integration/presto/target/system"
+ private var writerPath = storePath + "/sdk_output/files"
+ private val prestoServer = new PrestoServer
+ private var varcharString = new String
+
+ override def beforeAll: Unit = {
+
CarbonProperties.getInstance().addProperty(CarbonCommonConstants.CARBON_WRITTEN_BY_APPNAME,
+ "Presto")
+
CarbonProperties.getInstance().addProperty(CarbonCommonConstants.CARBON_WRITTEN_BY_APPNAME,
+ "Presto")
+ val map = new util.HashMap[String, String]()
+ map.put("hive.metastore", "file")
+ map.put("hive.metastore.catalog.dir", s"file://$storePath")
+
+ prestoServer.startServer("sdk_output", map)
+ }
+
+ override def afterAll(): Unit = {
+ prestoServer.stopServer()
+ CarbonUtil.deleteFoldersAndFiles(FileFactory.getCarbonFile(storePath))
+ }
+
+ private def createComplexTableForSingleLevelArray = {
+ prestoServer.execute("drop table if exists sdk_output.files")
+ prestoServer.execute("drop schema if exists sdk_output")
+ prestoServer.execute("create schema sdk_output")
+ prestoServer
+ .execute(
+ "create table sdk_output.files(stringCol varchar, intCol int,
doubleCol double, realCol real, boolCol boolean, arrayStringCol1
array(varchar), arrayStringcol2 array(varchar), arrayIntCol array(int),
arrayBigIntCol array(bigint), arrayRealCol array(real), arrayDoubleCol
array(double), arrayBooleanCol array(boolean)) with(format='CARBON') ")
+ }
+
+ private def createComplexTableFor2LevelArray = {
+ prestoServer.execute("drop table if exists sdk_output.files2")
+ prestoServer.execute("drop schema if exists sdk_output")
+ prestoServer.execute("create schema sdk_output")
+ prestoServer
+ .execute(
+ "create table sdk_output.files2(arrayArrayInt array(array(int)),
arrayArrayBigInt array(array(bigint)), arrayArrayReal array(array(real)),
arrayArrayDouble array(array(double)), arrayArrayString array(array(varchar)),
arrayArrayBoolean array(array(boolean))) with(format='CARBON') ")
+ }
+
+ private def createComplexTableFor3LevelArray = {
+ prestoServer.execute("drop table if exists sdk_output.files3")
+ prestoServer.execute("drop schema if exists sdk_output")
+ prestoServer.execute("create schema sdk_output")
+ prestoServer
+ .execute(
+ "create table sdk_output.files3(array3_Int array(array(array(int))),
array3_BigInt array(array(array(bigint))), array3_Real
array(array(array(real))), array3_Double array(array(array(double))),
array3_String array(array(array(varchar))), array3_Boolean
array(array(array(boolean))) ) with(format='CARBON') ")
+ }
+
+ def buildComplexTestForSingleLevelArray(): Any = {
+ FileUtils.deleteDirectory(new File(writerPath))
+ createComplexTableForSingleLevelArray
+ import java.io.IOException
+ val source = new File(this.getClass.getResource("/").getPath + "../../" +
"/temp/table1").getCanonicalPath
+ val srcDir = new File(source)
+ val destination = new File(this.getClass.getResource("/").getPath +
"../../" + "/target/store/sdk_output/files/").getCanonicalPath
+ val destDir = new File(destination)
+ try FileUtils.copyDirectory(srcDir, destDir)
+ catch {
+ case e: IOException =>
+ e.printStackTrace()
+ }
+ }
+
+ def buildComplexTestFor2LevelArray(): Any = {
+ writerPath = storePath + "/sdk_output/files2"
Review comment:
done
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