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Add profiling of getting values from a Config

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To run these, do
> project config
> test:runMain GetExistingPath
> test:runMain HasPathOnMissing
> test:runMain CatchExceptionOnMissing
This commit is contained in:
Havoc Pennington 2014-10-10 17:22:53 -04:00
parent 5c83183853
commit 77972fefc3
1 changed files with 51 additions and 3 deletions
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54
config/src/test/scala/Profiling.scala
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@ -3,10 +3,12 @@
*/
import com.typesafe.config.Config
import com.typesafe.config.ConfigFactory
import com.typesafe.config.ConfigException
object Util {
def time(body: () => Unit, iterations: Int): Long = {
def time(body: () => Unit, iterations: Int): Double = {
// warm up
for (i <- 1 to 20) {
for (i <- 1 to Math.max(20, iterations / 10)) {
body()
}
@ -15,7 +17,7 @@ object Util {
body()
}
val end = System.currentTimeMillis()
(end - start) / iterations
(end - start).toDouble / iterations
}
def loop(args: Seq[String], body: () => Unit) {
@ -57,3 +59,49 @@ object Resolve extends App {
Util.loop(args, task)
}
object GetExistingPath extends App {
val conf = ConfigFactory.parseString("aaaaa.bbbbb.ccccc.d=42").resolve()
def task() {
if (conf.getInt("aaaaa.bbbbb.ccccc.d") != 42) {
throw new Exception("broken get")
}
}
val ms = Util.time(task, 100000)
println("GetExistingPath: " + ms + "ms")
Util.loop(args, task)
}
object HasPathOnMissing extends App {
val conf = ConfigFactory.parseString("aaaaa.bbbbb.ccccc.d=42,x=10, y=11, z=12").resolve()
def task() {
if (conf.hasPath("aaaaa.bbbbb.ccccc.e")) {
throw new Exception("we shouldn't have this path")
}
}
val ms = Util.time(task, 100000)
println("HasPathOnMissing: " + ms + "ms")
Util.loop(args, task)
}
object CatchExceptionOnMissing extends App {
val conf = ConfigFactory.parseString("aaaaa.bbbbb.ccccc.d=42,x=10, y=11, z=12").resolve()
def task() {
try conf.getInt("aaaaa.bbbbb.ccccc.e")
catch {
case e: ConfigException.Missing =>
}
}
val ms = Util.time(task, 100000)
println("CatchExceptionOnMissing: " + ms + "ms")
Util.loop(args, task)
}