Add benchmarks

.github/workflows/kt-bench.yml

@@ -0,0 +1,110 @@
+name: Kotlin benchmarks
+
+on:
+  workflow_dispatch:
+
+permissions:
+  contents: write
+
+jobs:
+  get-inputs:
+    uses: ephemient/aoc2023/.github/workflows/get-inputs.yml@main
+    secrets:
+      SESSION: ${{ secrets.SESSION }}
+
+  jmh-visualizer:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          repository: jzillmann/jmh-visualizer
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18
+          cache: npm
+      - run: npm install
+      - run: npm run providedZip
+        env:
+          NODE_OPTIONS: --openssl-legacy-provider
+      - uses: actions/upload-artifact@v3
+        with:
+          name: jmh-visualizer
+          path: jmh-visualizer.zip
+
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 17
+      - uses: gradle/gradle-build-action@v2
+        with:
+          arguments: assembleBenchmarks
+          build-root-directory: kt
+      - uses: actions/upload-artifact@v3
+        with:
+          name: jvmBench
+          path: kt/aoc2023-exe/build/benchmarks/*/jars/*.jar
+
+  run:
+    needs: [ get-inputs, jmh-visualizer, build ]
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: gh-docs
+      - uses: actions/download-artifact@v3
+        with:
+          name: inputs
+          path: inputs
+      - uses: actions/download-artifact@v3
+        with:
+          name: jmh-visualizer
+      - uses: actions/download-artifact@v3
+        with:
+          name: jvmBench
+      - run: rm -rf jmh-visualizer
+      - run: unzip -d jmh-visualizer jmh-visualizer.zip
+      - uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 17
+      - name: Run JVM benchmarks
+        run: |
+          cat >config <<EOF
+          name:jvmBench
+          reportFile:jvmBench.json
+          traceFormat:text
+          warmups:1
+          iterationTime:1
+          outputTimeUnit:SECONDS
+          EOF
+          java -cp jvmBench/jars/*.jar kotlinx.benchmark.jvm.JvmBenchmarkRunnerKt config
+        env:
+          AOC2023_DATADIR: inputs
+      - name: Create provided.js
+        run: |
+          shopt -s failglob
+          names=() jsonargs=()
+          for file in *.json; do
+            name=${file##*/}
+            name=${name%.*}
+            names+=("$name")
+            jsonargs+=(--slurpfile "$name" "$file")
+          done
+          cat >jmh-visualizer/provided.js <<EOF
+          // provided.js - generated by ${{ github.repository }}/${{ github.workflow }}, $(date +'%Y-%m-%d %H:%M:%S.%N')
+
+          var providedBenchmarks = $(jq --null-input --compact-output '$ARGS.positional|unique' --args "${names[@]}");
+
+          var providedBenchmarkStore = $(jq --null-input '$ARGS.named|map_values(.[0])' "${jsonargs[@]}");
+          EOF
+      - uses: EndBug/add-and-commit@v9
+        with:
+          add: jmh-visualizer
+          message: 'kotlinx.benchmark ${{ github.sha }}'

kt/aoc2023-exe/build.gradle.kts

@@ -62,4 +62,11 @@ benchmark {
     targets {
         register("jvmTest")
     }
+    configurations {
+        getByName("main") {
+            warmups = 1
+            iterationTime = 1
+            outputTimeUnit = "SECONDS"
+        }
+    }
 }