Fix pipe warning.

Change-Id: I0a61e5d4b4cf66d18f93676fa4f04edff31b55fd
diff --git a/full/Changes b/full/Changes
index 906cb47..b604b95 100644
--- a/full/Changes
+++ b/full/Changes
@@ -7,6 +7,8 @@
    - Added database methods for storing query references (diewald) 
 04/12/2020
    - Fix hibernate dialect for SQLite. (margaretha)
+04/12/2020
+   - Fix pipe warning. (margaretha)
 
 # version 0.62.4
 24/01/2020
diff --git a/full/src/test/java/de/ids_mannheim/korap/misc/BCryptTest.java b/full/src/test/java/de/ids_mannheim/korap/misc/BCryptTest.java
new file mode 100644
index 0000000..ec8c85d
--- /dev/null
+++ b/full/src/test/java/de/ids_mannheim/korap/misc/BCryptTest.java
@@ -0,0 +1,21 @@
+package de.ids_mannheim.korap.misc;
+
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+import org.mindrot.jbcrypt.BCrypt;
+
+public class BCryptTest {
+
+    @Test
+    public void testSalt () {
+        String salt = BCrypt.gensalt(8);
+        System.out.println(salt);
+
+        String plain = "secret";
+        String password = BCrypt.hashpw(plain, salt);
+        System.out.println(password);
+        
+        assertTrue(BCrypt.checkpw(plain, password));
+    }
+}