Renamed test data folder

j2k/testData/fileOrElement/detectProperties/DataClassWithMutableField.java

@@ -0,0 +1,15 @@
+public class Test {
+    private int myCount;
+
+    public Test(int count) {
+        myCount = count;
+    }
+
+    public int getCount() {
+        return myCount;
+    }
+
+    public void inc() {
+        myCount++;
+    }
+}