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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.internal.config
import java.util.concurrent.TimeUnit
import org.apache.spark.{SparkConf, SparkFunSuite}
import org.apache.spark.network.util.ByteUnit
class ConfigEntrySuite extends SparkFunSuite {
test("conf entry: int") {
val conf = new SparkConf()
val iConf = ConfigBuilder("spark.int").intConf.createWithDefault(1)
assert(conf.get(iConf) === 1)
conf.set(iConf, 2)
assert(conf.get(iConf) === 2)
}
test("conf entry: long") {
val conf = new SparkConf()
val lConf = ConfigBuilder("spark.long").longConf.createWithDefault(0L)
conf.set(lConf, 1234L)
assert(conf.get(lConf) === 1234L)
}
test("conf entry: double") {
val conf = new SparkConf()
val dConf = ConfigBuilder("spark.double").doubleConf.createWithDefault(0.0)
conf.set(dConf, 20.0)
assert(conf.get(dConf) === 20.0)
}
test("conf entry: boolean") {
val conf = new SparkConf()
val bConf = ConfigBuilder("spark.boolean").booleanConf.createWithDefault(false)
assert(!conf.get(bConf))
conf.set(bConf, true)
assert(conf.get(bConf))
}
test("conf entry: optional") {
val conf = new SparkConf()
val optionalConf = ConfigBuilder("spark.optional").intConf.createOptional
assert(conf.get(optionalConf) === None)
conf.set(optionalConf, 1)
assert(conf.get(optionalConf) === Some(1))
}
test("conf entry: fallback") {
val conf = new SparkConf()
val parentConf = ConfigBuilder("spark.int").intConf.createWithDefault(1)
val confWithFallback = ConfigBuilder("spark.fallback").fallbackConf(parentConf)
assert(conf.get(confWithFallback) === 1)
conf.set(confWithFallback, 2)
assert(conf.get(parentConf) === 1)
assert(conf.get(confWithFallback) === 2)
}
test("conf entry: time") {
val conf = new SparkConf()
val time = ConfigBuilder("spark.time").timeConf(TimeUnit.SECONDS).createWithDefaultString("1h")
assert(conf.get(time) === 3600L)
conf.set(time.key, "1m")
assert(conf.get(time) === 60L)
}
test("conf entry: bytes") {
val conf = new SparkConf()
val bytes = ConfigBuilder("spark.bytes").bytesConf(ByteUnit.KiB).createWithDefaultString("1m")
assert(conf.get(bytes) === 1024L)
conf.set(bytes.key, "1k")
assert(conf.get(bytes) === 1L)
}
test("conf entry: string seq") {
val conf = new SparkConf()
val seq = ConfigBuilder("spark.seq").stringConf.toSequence.createWithDefault(Seq())
conf.set(seq.key, "1,,2, 3 , , 4")
assert(conf.get(seq) === Seq("1", "2", "3", "4"))
conf.set(seq, Seq("1", "2"))
assert(conf.get(seq) === Seq("1", "2"))
}
test("conf entry: int seq") {
val conf = new SparkConf()
val seq = ConfigBuilder("spark.seq").intConf.toSequence.createWithDefault(Seq())
conf.set(seq.key, "1,,2, 3 , , 4")
assert(conf.get(seq) === Seq(1, 2, 3, 4))
conf.set(seq, Seq(1, 2))
assert(conf.get(seq) === Seq(1, 2))
}
test("conf entry: transformation") {
val conf = new SparkConf()
val transformationConf = ConfigBuilder("spark.transformation")
.stringConf
.transform(_.toLowerCase())
.createWithDefault("FOO")
assert(conf.get(transformationConf) === "foo")
conf.set(transformationConf, "BAR")
assert(conf.get(transformationConf) === "bar")
}
test("conf entry: valid values check") {
val conf = new SparkConf()
val enum = ConfigBuilder("spark.enum")
.stringConf
.checkValues(Set("a", "b", "c"))
.createWithDefault("a")
assert(conf.get(enum) === "a")
conf.set(enum, "b")
assert(conf.get(enum) === "b")
conf.set(enum, "d")
val enumError = intercept[IllegalArgumentException] {
conf.get(enum)
}
assert(enumError.getMessage === s"The value of ${enum.key} should be one of a, b, c, but was d")
}
test("conf entry: conversion error") {
val conf = new SparkConf()
val conversionTest = ConfigBuilder("spark.conversionTest").doubleConf.createOptional
conf.set(conversionTest.key, "abc")
val conversionError = intercept[IllegalArgumentException] {
conf.get(conversionTest)
}
assert(conversionError.getMessage === s"${conversionTest.key} should be double, but was abc")
}
test("default value handling is null-safe") {
val conf = new SparkConf()
val stringConf = ConfigBuilder("spark.string").stringConf.createWithDefault(null)
assert(conf.get(stringConf) === null)
}
}
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