Rudimentary test cases for setIncreaseParallelism

java/org/rocksdb/test/DBOptionsTest.java

@@ -73,6 +73,20 @@ public class DBOptionsTest {
         new Properties());
   }
 
+  @Test
+  public void setIncreaseParallelism() {
+    DBOptions opt = null;
+    try {
+      opt = new DBOptions();
+      final int threads = Runtime.getRuntime().availableProcessors() * 2;
+      opt.setIncreaseParallelism(threads);
+    } finally {
+      if (opt != null) {
+        opt.dispose();
+      }
+    }
+  }
+
   @Test
   public void createIfMissing() {
     DBOptions opt = null;

java/org/rocksdb/test/OptionsTest.java

@@ -22,6 +22,20 @@ public class OptionsTest {
   public static final Random rand = PlatformRandomHelper.
       getPlatformSpecificRandomFactory();
 
+  @Test
+  public void setIncreaseParallelism() {
+    Options opt = null;
+    try {
+      opt = new Options();
+      final int threads = Runtime.getRuntime().availableProcessors() * 2;
+      opt.setIncreaseParallelism(threads);
+    } finally {
+      if (opt != null) {
+        opt.dispose();
+      }
+    }
+  }
+
   @Test
   public void writeBufferSize() throws RocksDBException {
     Options opt = null;