Arrange benchmarks to avoid using unnecessary parameters

felldo · Nov 9, 2023 · 5be9d3a · 5be9d3a
1 parent 086b209
commit 5be9d3a
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Showing 4 changed files with 56 additions and 16 deletions.
diff --git a/lib/build.gradle.kts b/lib/build.gradle.kts
@@ -92,7 +92,7 @@ testing {
 
 jmh {
 //    includes.addAll("some regular expression")  // include pattern (regular expression) for benchmarks to be executed
-//    excludes.addAll("some regular expression") // exclude pattern (regular expression) for benchmarks to be executed
+    excludes.addAll("excluded") // exclude pattern (regular expression) for benchmarks to be executed
 //    iterations.set(10) // Number of measurement iterations to do.
     benchmarkMode.addAll("avgt") // Benchmark mode. Available modes are: [Throughput/thrpt, AverageTime/avgt, SampleTime/sample, SingleShotTime/ss, All/all]
 //    batchSize.set(1) // Batch size: number of benchmark method calls per operation. (some benchmark modes can ignore this setting)

diff --git a/lib/src/jmh/java/benchmark/EmojiManagerAliasBenchmark.java b/lib/src/jmh/java/benchmark/EmojiManagerAliasBenchmark.java
@@ -0,0 +1,24 @@
+package benchmark;
+
+import net.fellbaum.jemoji.Emoji;
+import net.fellbaum.jemoji.EmojiManager;
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.Param;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.State;
+
+import java.util.Optional;
+
+@State(Scope.Benchmark)
+public class EmojiManagerAliasBenchmark {
+
+    @Param({":+1:", "nope"})
+    private String alias;
+
+    @Benchmark
+    //@BenchmarkMode(Mode.AverageTime)
+    //@Warmup(iterations = 1)
+    public Optional<Emoji> getByAlias() {
+        return EmojiManager.getByAlias(alias);
+    }
+}
diff --git a/lib/src/jmh/java/benchmark/EmojiManagerBenchmark.java b/lib/src/jmh/java/benchmark/EmojiManagerBenchmark.java
@@ -4,17 +4,16 @@
 import net.fellbaum.jemoji.EmojiManager;
 import net.fellbaum.jemoji.EmojiManagerTest;
 import org.openjdk.jmh.annotations.Benchmark;
-import org.openjdk.jmh.annotations.Param;
-import org.openjdk.jmh.annotations.Scope;
-import org.openjdk.jmh.annotations.State;
 
 import java.io.BufferedReader;
 import java.io.InputStreamReader;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Objects;
 import java.util.stream.Collector;
 import java.util.stream.Collectors;
 
-@State(Scope.Benchmark)
 public class EmojiManagerBenchmark {
 
     private static final String TEXT = new BufferedReader(new InputStreamReader(Objects.requireNonNull(EmojiManagerBenchmark.class.getClassLoader().getResourceAsStream("ExampleTextFileWithEmojis.txt"))))
@@ -42,16 +41,6 @@ public static void main(String[] args) throws Exception {
 
     private static final String EMOJIS_RANDOM_ORDER = String.join("", EmojiManager.getAllEmojisLengthDescending().stream().map(Emoji::getEmoji).collect(toShuffledList()));
 
-    @Param({":+1:", "nope"})
-    private String alias;
-
-    @Benchmark
-    //@BenchmarkMode(Mode.AverageTime)
-    //@Warmup(iterations = 1)
-    public Optional<Emoji> getByAlias() {
-        return EmojiManager.getByAlias(alias);
-    }
-
     @Benchmark
     //@BenchmarkMode(Mode.AverageTime)
     //@Warmup(iterations = 1)

diff --git a/lib/src/jmh/java/benchmark/excluded/CodePointBenchmark.java b/lib/src/jmh/java/benchmark/excluded/CodePointBenchmark.java
@@ -0,0 +1,27 @@
+package benchmark.excluded;
+
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.Param;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.State;
+
+@State(Scope.Benchmark)
+public class CodePointBenchmark {
+    @Param("\uD83D\uDC4D\uD83C\uDFFC")
+    private String alias;
+
+    @Benchmark
+    public int codePointArrayLength() {
+        return alias.codePoints().toArray().length;
+    }
+
+    @Benchmark
+    public long codePointStreamCount() {
+        return alias.codePoints().count();
+    }
+
+    @Benchmark
+    public int codePointCount() {
+        return alias.codePointCount(0, alias.length());
+    }
+}