Added junit tests in ONAP-Logging

Added junit tests to org.onap.policy.common.logging.flexlogger package in ONAP-Logging

Issue-ID: POLICY-582
Change-Id: I024f990960fa71bff7655da9c2cd5dd0db8ee33c
Signed-off-by: mmis <michael.morris@ericsson.com>

1 files changed, 57 insertions, 0 deletions

diff --git a/common-logging/src/test/java/org/onap/policy/common/logging/util/TestUtils.java b/common-logging/src/test/java/org/onap/policy/common/logging/util/TestUtils.java
new file mode 100644
index 00000000..17eee02a
--- /dev/null
+++ b/common-logging/src/test/java/org/onap/policy/common/logging/util/TestUtils.java
@@ -0,0 +1,57 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP-Logging
+ * ================================================================================
+ * Copyright (C) 2018 Ericsson. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.policy.common.logging.util;
+
+import static org.junit.Assert.fail;
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+
+public class TestUtils {
+    
+    public static void overrideField(@SuppressWarnings("rawtypes") final Class clazz, final Object object, final String fieldName, final Object newValue) {
+        try {
+            final Field field = clazz.getDeclaredField(fieldName);
+            field.setAccessible(true);
+
+            final Field modifiersField = Field.class.getDeclaredField("modifiers");
+            modifiersField.setAccessible(true);
+
+            field.set(object, newValue);
+        } catch (final Exception e) {
+            fail(e.toString());
+        }
+    }
+    
+    public static void overrideStaticField(@SuppressWarnings("rawtypes") final Class clazz, final String fieldName, final Object newValue) {
+        try {
+            final Field field = clazz.getDeclaredField(fieldName);
+            field.setAccessible(true);
+
+            final Field modifiersField = Field.class.getDeclaredField("modifiers");
+            modifiersField.setAccessible(true);
+            modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
+
+            field.set(null, newValue);
+        } catch (final Exception e) {
+            fail(e.toString());
+        }
+    }
+
+}