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DescribeNamespaceSuite.scala
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DescribeNamespaceSuite.scala
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.spark.sql.execution.command.v1
import org.apache.spark.sql.Row
import org.apache.spark.sql.execution.command
/**
* This base suite contains unified tests for the `DESCRIBE NAMESPACE` command that checks V1
* table catalogs. The tests that cannot run for all V1 catalogs are located in more
* specific test suites:
*
* - V1 In-Memory catalog: `org.apache.spark.sql.execution.command.v1.DescribeNamespaceSuite`
* - V1 Hive External catalog:
* `org.apache.spark.sql.hive.execution.command.DescribeNamespaceSuite`
*/
trait DescribeNamespaceSuiteBase extends command.DescribeNamespaceSuiteBase
with command.TestsV1AndV2Commands {
override def notFoundMsgPrefix: String = "Database"
test("basic") {
val ns = "db1"
withNamespace(ns) {
sql(s"CREATE NAMESPACE $ns")
val result = sql(s"DESCRIBE NAMESPACE EXTENDED $ns")
.toDF("key", "value")
.where("key not like 'Owner%'") // filter for consistency with in-memory catalog
.collect()
val namePrefix = if (conf.useV1Command) "Database" else "Namespace"
assert(result.length == 4)
assert(result(0) === Row(s"$namePrefix Name", ns))
assert(result(1) === Row("Comment", ""))
// Check only the key for "Location" since its value depends on warehouse path, etc.
assert(result(2).getString(0) === "Location")
assert(result(3) === Row("Properties", ""))
}
}
}
/**
* The class contains tests for the `DESCRIBE NAMESPACE` command to check V1 In-Memory
* table catalog.
*/
class DescribeNamespaceSuite extends DescribeNamespaceSuiteBase with CommandSuiteBase {
override def commandVersion: String = super[DescribeNamespaceSuiteBase].commandVersion
}