add test for 22

Author: fishercoder1534

src/main/java/com/fishercoder/solutions/_22.java

@@ -1,7 +1,5 @@
 package com.fishercoder.solutions;
 
-import com.fishercoder.common.utils.CommonUtils;
-
 import java.util.ArrayList;
 import java.util.List;
 

src/test/java/com/fishercoder/_22Test.java

@@ -0,0 +1,28 @@
+package com.fishercoder;
+
+import com.fishercoder.common.utils.CommonUtils;
+import com.fishercoder.solutions._22;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+public class _22Test {
+    private static _22.Solution1 solution1;
+    private static _22.Solution2 solution2;
+
+    @BeforeClass
+    public static void setup() {
+        solution1 = new _22.Solution1();
+        solution2 = new _22.Solution2();
+    }
+
+    @Test
+    public void test1() {
+        CommonUtils.printList(solution1.generateParenthesis(3));
+    }
+
+    @Test
+    public void test2() {
+        CommonUtils.printList(solution2.generateParenthesis(3));
+    }
+
+}