1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
/*
* 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.test
import org.apache.spark.{SparkConf, SparkContext}
import org.apache.spark.sql.{RuntimeConfig, SparkSession, SQLContext}
import org.apache.spark.sql.internal.{RuntimeConfigImpl, SessionState, SQLConf}
/**
* A special [[SQLContext]] prepared for testing.
*/
private[sql] class TestSQLContext(
@transient private val sparkSession: SparkSession,
isRootContext: Boolean)
extends SQLContext(sparkSession, isRootContext) { self =>
def this(sc: SparkContext) {
this(new TestSparkSession(sc), true)
}
def this(sparkConf: SparkConf) {
this(new SparkContext("local[2]", "test-sql-context",
sparkConf.set("spark.sql.testkey", "true")))
}
def this() {
this(new SparkConf)
}
// Needed for Java tests
def loadTestData(): Unit = {
testData.loadTestData()
}
private object testData extends SQLTestData {
protected override def sqlContext: SQLContext = self
}
}
private[sql] class TestSparkSession(sc: SparkContext) extends SparkSession(sc) { self =>
@transient
protected[sql] override lazy val sessionState: SessionState = new SessionState(wrapped) {
override lazy val conf: SQLConf = {
new SQLConf {
clear()
override def clear(): Unit = {
super.clear()
// Make sure we start with the default test configs even after clear
TestSQLContext.overrideConfs.foreach { case (key, value) => setConfString(key, value) }
}
}
}
}
}
private[sql] object TestSQLContext {
/**
* A map used to store all confs that need to be overridden in sql/core unit tests.
*/
val overrideConfs: Map[String, String] =
Map(
// Fewer shuffle partitions to speed up testing.
SQLConf.SHUFFLE_PARTITIONS.key -> "5")
}
|