Updated benchmark jar

test/zutil/benchmark/LoopBenchmark.java

@@ -0,0 +1,42 @@
+package zutil.benchmark;
+
+import com.carrotsearch.junitbenchmarks.BenchmarkRule;
+import org.junit.Rule;
+import org.junit.Test;
+import zutil.StringUtil;
+
+public class LoopBenchmark {
+    public static final int TEST_EXECUTIONS = 500;
+
+    @Rule
+    public BenchmarkRule benchmarkRun = new BenchmarkRule();
+
+
+    private int[] matrix  = new int[100_000];
+    private int[] matrix2 = new int[50_000];
+
+
+    @Test
+    public void oneLoop() {
+        for(int k=0; k<TEST_EXECUTIONS; k++) {
+            for (int i = 0; i < Math.max(matrix.length, matrix.length); i++) {
+                if (i < matrix.length)
+                    matrix[i] = i;
+                if (i < matrix2.length)
+                    matrix2[i] = i;
+            }
+        }
+    }
+
+    @Test
+    public void twoLoops(){
+        for(int k=0; k<TEST_EXECUTIONS; k++) {
+            for (int i = 0; i < matrix.length; i++) {
+                matrix[i] = i;
+            }
+            for (int j = 0; j < matrix2.length; j++) {
+                matrix2[j] = j;
+            }
+        }
+    }
+}