Ensure the ApiKeys test restores the original state of the keys file after it executes, as otherwise it can cause other tests to fail

git-svn-id: https://svn.apache.org/repos/asf/wookie/trunk@1576636 13f79535-47bb-0310-9956-ffa450edef68

wookie-server/src/test/java/org/apache/wookie/tests/server/security/ApiKeysTest.java

diff --git a/wookie-server/src/test/java/org/apache/wookie/tests/server/security/ApiKeysTest.java b/wookie-server/src/test/java/org/apache/wookie/tests/server/security/ApiKeysTest.java
index 7106c0e..bca737f 100644
--- a/wookie-server/src/test/java/org/apache/wookie/tests/server/security/ApiKeysTest.java
+++ b/wookie-server/src/test/java/org/apache/wookie/tests/server/security/ApiKeysTest.java
@@ -21,7 +21,9 @@
 
 import org.apache.wookie.exceptions.ResourceDuplicationException;
 import org.apache.wookie.exceptions.ResourceNotFoundException;
+import org.apache.wookie.server.security.ApiKey;
 import org.apache.wookie.server.security.ApiKeys;
+import org.junit.AfterClass;
 import org.junit.BeforeClass;
 import org.junit.Test;
 
@@ -29,13 +31,27 @@
  *
  */
 public class ApiKeysTest {
+	
+	private static ApiKey[] keys;
   
   @BeforeClass
   public static void setup() throws ResourceDuplicationException{
+	keys = ApiKeys.getInstance().getKeys();
     ApiKeys.getInstance().clear();
     ApiKeys.getInstance().addKey("KEYS_TEST_1", "test@apache.org");
   }
   
+  //
+  // Restore state from before the tests
+  //
+  @AfterClass
+  public static void teardown() throws ResourceDuplicationException{
+	  ApiKeys.getInstance().clear();
+	  for (ApiKey key:keys){
+		  ApiKeys.getInstance().addKey(key.getValue(), key.getSecret());
+	  }
+  }
+  
   @Test
   public void getInstance(){
     assertNotNull(ApiKeys.getInstance());