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-rw-r--r--policy-utils/src/test/java/org/openecomp/policy/drools/utils/PropertyUtilTest.java204
-rw-r--r--policy-utils/src/test/resources/log4j.properties26
2 files changed, 230 insertions, 0 deletions
diff --git a/policy-utils/src/test/java/org/openecomp/policy/drools/utils/PropertyUtilTest.java b/policy-utils/src/test/java/org/openecomp/policy/drools/utils/PropertyUtilTest.java
new file mode 100644
index 00000000..55091718
--- /dev/null
+++ b/policy-utils/src/test/java/org/openecomp/policy/drools/utils/PropertyUtilTest.java
@@ -0,0 +1,204 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * policy-utils
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. 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.openecomp.policy.drools.utils;
+
+import static org.junit.Assert.*;
+
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.Properties;
+import java.util.Set;
+import java.util.TreeSet;
+import java.util.UUID;
+
+import org.apache.log4j.Logger;
+
+import org.openecomp.policy.common.logging.eelf.PolicyLogger;
+
+public class PropertyUtilTest
+{
+ // private static final Logger PolicyLogger =
+// Logger.getLogger(PropertyUtilTest.class.getName());
+
+ private static File directory = null;
+
+ /**
+ * Test Setup -- Create a directory for temporary files
+ */
+ @BeforeClass
+ static public void setup()
+ {
+ PolicyLogger.info("setup: creating a temporary directory");
+
+ // create a directory for temporary files
+ directory = new File(UUID.randomUUID().toString());
+ directory.mkdir();
+ }
+
+ /**
+ * Test Cleanup -- Remove temporary files
+ */
+ @AfterClass
+ static public void teardown()
+ {
+ PolicyLogger.info("teardown: remove the temporary directory");
+
+ // the assumption is that we only have one level of temporary files
+ for (File file : directory.listFiles())
+ {
+ file.delete();
+ }
+ directory.delete();
+ }
+
+ /**
+ * Utility method to write a properties file
+ *
+ * @param name the file name, relative to the temporary directory
+ * @param the properties to store in the file
+ * @return a File instance associated with the newly-created file
+ * @throws IOException if the file can't be created for some reason
+ */
+ File createFile(String name, Properties p) throws IOException
+ {
+ File file = new File(directory, name);
+ FileOutputStream fos = new FileOutputStream(file);
+ try
+ {
+ p.store(fos, "Property file '" + name + "'");
+ }
+ finally
+ {
+ fos.close();
+ }
+ return(file);
+ }
+
+ /**
+ * Create a 'PropertyUtil.Listener' subclass, which receives property
+ * file updates. It stores the latest values in an array, and notifies
+ * any thread waiting on this array.
+ *
+ * @param returns this is an array of length 2 -- the first entry will
+ * contain the 'properties' value, and the second will contain
+ * 'changedKeys'. It is also used to signal any waiting thread
+ * using 'returns.notifyAll()'.
+ */
+ PropertyUtil.Listener createListenerThread(final Object[] returns)
+ {
+ return(new PropertyUtil.Listener()
+ {
+ public void propertiesChanged
+ (Properties properties, Set<String> changedKeys)
+ {
+ // When a notification is received, store the values in the
+ // 'returns' array, and signal using the same array.
+ PolicyLogger.info("Listener invoked: properties=" + properties
+ + ", changedKeys=" + changedKeys);
+ returns[0] = properties;
+ returns[1] = changedKeys;
+ synchronized(returns)
+ {
+ returns.notifyAll();
+ }
+ }
+ });
+ }
+
+ /**
+ * Test the basic properties file interface.
+ */
+ @Test
+ public void testGetProperties() throws Exception
+ {
+ PolicyLogger.info("testGetProperties: test the basic properties file interface");
+
+ // copy system properties
+ PolicyLogger.info("Copy system properties to a file");
+ Properties prop1 = System.getProperties();
+ File file1 = createFile("createAndReadPropertyFile-1", prop1);
+
+ // read in properties, and compare
+ PolicyLogger.info("Read in properties from new file");
+ Properties prop2 = PropertyUtil.getProperties(file1);
+
+ // they should match
+ assertEquals(prop1, prop2);
+ }
+
+ /**
+ * This tests the 'PropertyUtil.Listener' interface.
+ */
+ @Test
+ public void testListenerInterface() throws Exception
+ {
+ PolicyLogger.info("testListenerInterface: test receipt of dynamic updates");
+
+ // create initial property file
+ Properties prop1 = new Properties();
+ prop1.setProperty("p1", "p1 value");
+ prop1.setProperty("p2", "p2 value");
+ prop1.setProperty("p3", "p3 value");
+ PolicyLogger.info("Create initial properties file: " + prop1);
+ File file1 = createFile("createAndReadPropertyFile-2", prop1);
+
+ // create a listener for the notification interface
+ Object[] returns = new Object[2];
+ PropertyUtil.Listener listener = createListenerThread(returns);
+
+ // read it in, and do a comparison
+ Properties prop2 = PropertyUtil.getProperties(file1, listener);
+ PolicyLogger.info("Read in properties: " + prop2);
+ assertEquals(prop1, prop2);
+ assertEquals(prop2.getProperty("p1"), "p1 value");
+ assertEquals(prop2.getProperty("p2"), "p2 value");
+ assertEquals(prop2.getProperty("p3"), "p3 value");
+
+ // make some changes, and update the file (p3 is left unchanged)
+ prop2.remove("p1"); // remove one property
+ prop2.setProperty("p2", "new p2 value"); // change one property
+ prop2.setProperty("p4", "p4 value"); // add a new property
+ PolicyLogger.info("Modified properties: " + prop2);
+
+ // now, update the file, and wait for notification
+ synchronized(returns)
+ {
+ createFile("createAndReadPropertyFile-2", prop2);
+
+ // wait up to 60 seconds, although we should receive notification
+ // in 10 seconds or less (if things are working)
+ returns.wait(60000L);
+ }
+
+ // verify we have the updates
+ assertEquals(prop2, returns[0]);
+
+ // verify that we have the expected set of keys
+ assertEquals(new TreeSet(Arrays.asList(new String[]{"p1", "p2", "p4"})),
+ returns[1]);
+ }
+}
diff --git a/policy-utils/src/test/resources/log4j.properties b/policy-utils/src/test/resources/log4j.properties
new file mode 100644
index 00000000..0063f104
--- /dev/null
+++ b/policy-utils/src/test/resources/log4j.properties
@@ -0,0 +1,26 @@
+###
+# ============LICENSE_START=======================================================
+# policy-utils
+# ================================================================================
+# Copyright (C) 2017 AT&T Intellectual Property. 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=========================================================
+###
+
+log4j.rootLogger=INFO, out
+
+# CONSOLE appender not used by default
+log4j.appender.out=org.apache.log4j.ConsoleAppender
+log4j.appender.out.layout=org.apache.log4j.PatternLayout
+log4j.appender.out.layout.ConversionPattern=%d %-5p %-30.30c{1} %4L - %m%n