Parallelize solutions + benchmarks

2020-12-18 13:55:19 +01:00
parent 83b5a09e73
commit 0f2098634b
3 changed files with 74 additions and 15 deletions
@@ -0,0 +1,44 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.input.createDay
+import java.util.concurrent.TimeUnit
+import org.openjdk.jmh.annotations.*
+import org.openjdk.jmh.infra.Blackhole
+import org.openjdk.jmh.runner.Runner
+import org.openjdk.jmh.runner.options.OptionsBuilder
+
+/*
+Benchmark             Mode  Cnt  Score   Error  Units
+Day18Benchmark.part1  avgt    3  0.253 ± 0.098  ms/op
+Day18Benchmark.part2  avgt    3  0.283 ± 0.027  ms/op
+*/
+
+@BenchmarkMode(Mode.AverageTime)
+@OutputTimeUnit(TimeUnit.MILLISECONDS)
+@State(Scope.Benchmark)
+@Warmup(iterations = 1)
+@Measurement(iterations = 3)
+open class Day18Benchmark {
+
+    private val day18 = createDay<Day18>()
+
+    @Benchmark
+    fun part1(blackhole: Blackhole) {
+        blackhole.consume(day18.part1())
+    }
+
+    @Benchmark
+    fun part2(blackhole: Blackhole) {
+        blackhole.consume(day18.part2())
+    }
+
+}
+
+fun main() {
+    val opt = OptionsBuilder()
+        .include(Day18Benchmark::class.simpleName)
+        .forks(1)
+        .build()
+
+    Runner(opt).run()
+}