From c6044fe4e9bed80af81b2b8a1b845cfd490d27ce Mon Sep 17 00:00:00 2001
From: mikera <mike@mikera.net>
Date: Mon, 7 Oct 2024 09:55:41 +0100
Subject: [PATCH] Encoding speed trials

---
 .../convex/core/examples/EncodingTrials.java  | 71 +++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 convex-core/src/test/java/convex/core/examples/EncodingTrials.java

diff --git a/convex-core/src/test/java/convex/core/examples/EncodingTrials.java b/convex-core/src/test/java/convex/core/examples/EncodingTrials.java
new file mode 100644
index 000000000..17932c006
--- /dev/null
+++ b/convex-core/src/test/java/convex/core/examples/EncodingTrials.java
@@ -0,0 +1,71 @@
+package convex.core.examples;
+
+import java.util.List;
+
+import convex.core.cvm.State;
+import convex.core.data.ACell;
+import convex.core.data.Blob;
+import convex.core.data.Format;
+import convex.core.data.Refs;
+import convex.core.exceptions.BadFormatException;
+import convex.core.init.Init;
+import convex.core.text.Text;
+import convex.test.Samples;
+
+/**
+ * Test class for encoding speed
+ */
+public class EncodingTrials {
+
+	// Data file (printout of a genesis CVM state)
+	static State s=Init.createState(List.of(Samples.KEY_PAIR.getAccountKey()));
+	
+	public static void main(String[] args) throws BadFormatException {
+		System.out.println("State dumps");
+		runTrial(s,100);
+		runTrial(s,100);
+		runTrial(s,100);
+		runTrial(s,100);
+		runTrial(s,100);
+		
+		System.out.println("State reaps");
+		runTrial2(s,100);
+		runTrial2(s,100);
+		runTrial2(s,100);
+		runTrial2(s,100);
+		runTrial2(s,100);
+
+	}
+
+	@SuppressWarnings("unused")
+	private static void runTrial(ACell data, long REPS) {
+		long start=System.nanoTime();
+		Blob warmUp=Format.encodeMultiCell(data,true);
+		long len=warmUp.count();
+		long cellCount=Refs.totalRefCount(s);
+		for (int i=0; i<REPS; i++) {
+			Blob b=Format.encodeMultiCell(data,true);;
+		}
+		long end=System.nanoTime();
+		
+		double bps=(REPS*len)/(0.000000001*(end-start));
+		System.out.println("bytes/s: " +Text.toFriendlyNumber((long)bps));
+	}
+	
+	@SuppressWarnings("unused")
+	private static void runTrial2(ACell data, long REPS) throws BadFormatException {
+		long start=System.nanoTime();
+		Blob encoded=Format.encodeMultiCell(data,true);
+		State warmUp=Format.decodeMultiCell(encoded);
+		long len=encoded.count();
+		for (int i=0; i<REPS; i++) {
+			State s2=Format.decodeMultiCell(encoded);
+		}
+		long end=System.nanoTime();
+		
+		double bps=(REPS*len)/(0.000000001*(end-start));
+		System.out.println("bytes/s: " +Text.toFriendlyNumber((long)bps));
+	}
+
+
+}