fixed test cases

dependency-check-core/src/main/java/org/owasp/dependencycheck/data/nvdcve/CveDB.java

@@ -230,6 +230,16 @@ public final class CveDB implements AutoCloseable {
         }
     }
 
+    /**
+     * Method added for testing, returns the current usage count of the CveDB
+     * singleton.
+     *
+     * @return the current usage of the CveDB singleton
+     */
+    protected synchronized int getUsageCount() {
+        return usageCount;
+    }
+
     /**
      * Opens the database connection. If the database does not exist, it will
      * create a new one.

dependency-check-core/src/test/java/org/owasp/dependencycheck/data/nvdcve/CveDBIT.java

@@ -68,8 +68,10 @@ public class CveDBIT extends BaseDBTestCase {
         } catch (DatabaseException | SQLException ex) {
             fail(ex.getMessage());
         } finally {
+            int start = instance.getUsageCount();
             instance.close();
-            assertFalse(instance.isOpen());
+            int end = instance.getUsageCount();
+            assertTrue( end < start);
         }
     }
 

dependency-check-core/src/test/java/org/owasp/dependencycheck/data/nvdcve/CveDBMySqlIT.java

@@ -49,8 +49,10 @@ public class CveDBMySqlIT extends BaseTest {
             System.out.println("Unable to connect to the My SQL database; verify that the db server is running and that the schema has been generated");
             fail(ex.getMessage());
         } finally {
+            int start = instance.getUsageCount();
             instance.close();
-            assertFalse(instance.isOpen());
+            int end = instance.getUsageCount();
+            assertTrue( end < start);
         }
     }
 

pom.xml

@@ -320,9 +320,6 @@ Copyright (c) 2012 - Jeremy Long
                             <value>${project.build.directory}/temp</value>
                         </property>
                     </systemProperties>
-                    <excludes>
-                        <exclude>**/*MySqlIT.java</exclude>
-                    </excludes>
                 </configuration>
             </plugin>
             <plugin>
@@ -336,6 +333,9 @@ Copyright (c) 2012 - Jeremy Long
                             <value>${project.build.directory}/temp</value>
                         </property>
                     </systemProperties>
+                    <excludes>
+                        <exclude>**/*MySqlIT.java</exclude>
+                    </excludes>
                 </configuration>
                 <executions>
                     <execution>