Add utils-test project

Added utils-test project to policy/common.
Modified integrity-audit and integrity-monitor to use the new
utils-test project to test the Exception subclasses.

Change-Id: If4a27cdb2351b7c49b084dbf287950172fa059cf
Issue-ID: POLICY-582
Signed-off-by: Jim Hahn <jrh3@att.com>

12 files changed, 1030 insertions, 165 deletions

diff --git a/integrity-audit/pom.xml b/integrity-audit/pom.xml
index 7f20620f..d261340f 100644
--- a/integrity-audit/pom.xml
+++ b/integrity-audit/pom.xml
@@ -48,6 +48,12 @@
 			<scope>test</scope>
 		</dependency>
 		<dependency>
+			<groupId>org.onap.policy.common</groupId>
+			<artifactId>utils-test</artifactId>
+			 <version>${project.version}</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
 			<groupId>org.eclipse.persistence</groupId>
 			<artifactId>javax.persistence</artifactId>
 			<version>2.1.0</version>
diff --git a/integrity-audit/src/test/java/org/onap/policy/common/ia/DbAuditExceptionTest.java b/integrity-audit/src/test/java/org/onap/policy/common/ia/DbAuditExceptionTest.java
deleted file mode 100644
index 005a9f15..00000000
--- a/integrity-audit/src/test/java/org/onap/policy/common/ia/DbAuditExceptionTest.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * Integrity Audit
- * ================================================================================
- * Copyright (C) 2018 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.onap.policy.common.ia;
-
-import static org.junit.Assert.*;
-
-import org.junit.Test;
-
-public class DbAuditExceptionTest {
-
-	@Test
-	public void test() {
-		DbAuditException e = new DbAuditException();
-		assertNull(e.getMessage());
-		e = new DbAuditException("");
-		assertNotNull(e.getMessage());
-		e = new DbAuditException(new Throwable());
-		assertNotNull(e.getCause());
-		e = new DbAuditException("", new Throwable());
-		assertNotNull(e.getMessage());
-		assertNotNull(e.getCause());
-	}
-
-}
diff --git a/integrity-audit/src/test/java/org/onap/policy/common/ia/DbDaoTransactionExceptionTest.java b/integrity-audit/src/test/java/org/onap/policy/common/ia/DbDaoTransactionExceptionTest.java
deleted file mode 100644
index d93576e0..00000000
--- a/integrity-audit/src/test/java/org/onap/policy/common/ia/DbDaoTransactionExceptionTest.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * Integrity Audit
- * ================================================================================
- * Copyright (C) 2018 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.onap.policy.common.ia;
-
-import static org.junit.Assert.*;
-
-import org.junit.Test;
-
-public class DbDaoTransactionExceptionTest {
-
-	@Test
-	public void test() {
-		DbDaoTransactionException e = new DbDaoTransactionException();
-		assertNull(e.getMessage());
-		e = new DbDaoTransactionException("");
-		assertNotNull(e.getMessage());
-		e = new DbDaoTransactionException(new Throwable());
-		assertNotNull(e.getCause());
-		e = new DbDaoTransactionException("", new Throwable());
-		assertNotNull(e.getMessage());
-		assertNotNull(e.getCause());
-	}
-
-}
diff --git a/integrity-audit/src/test/java/org/onap/policy/common/ia/IntegrityAuditExceptionTest.java b/integrity-audit/src/test/java/org/onap/policy/common/ia/IntegrityAuditExceptionTest.java
deleted file mode 100644
index b39e3986..00000000
--- a/integrity-audit/src/test/java/org/onap/policy/common/ia/IntegrityAuditExceptionTest.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * Integrity Audit
- * ================================================================================
- * Copyright (C) 2018 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.onap.policy.common.ia;
-
-import static org.junit.Assert.*;
-
-import org.junit.Test;
-
-public class IntegrityAuditExceptionTest {
-
-	@Test
-	public void test() {
-		IntegrityAuditException e = new IntegrityAuditException();
-		assertNull(e.getMessage());
-		e = new IntegrityAuditException("");
-		assertNotNull(e.getMessage());
-		e = new IntegrityAuditException(new Throwable());
-		assertNotNull(e.getCause());
-		e = new IntegrityAuditException("", new Throwable());
-		assertNotNull(e.getMessage());
-		assertNotNull(e.getCause());
-	}
-
-}
diff --git a/integrity-audit/src/test/java/org/onap/policy/common/ia/IntegrityAuditPropertiesExceptionTest.java b/integrity-audit/src/test/java/org/onap/policy/common/ia/IntegrityAuditPropertiesExceptionTest.java
deleted file mode 100644
index 9c2b1196..00000000
--- a/integrity-audit/src/test/java/org/onap/policy/common/ia/IntegrityAuditPropertiesExceptionTest.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * Integrity Audit
- * ================================================================================
- * Copyright (C) 2018 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.onap.policy.common.ia;
-
-import static org.junit.Assert.*;
-
-import org.junit.Test;
-
-public class IntegrityAuditPropertiesExceptionTest {
-
-	@Test
-	public void test() {
-		IntegrityAuditPropertiesException e = new IntegrityAuditPropertiesException();
-		assertNull(e.getMessage());
-		e = new IntegrityAuditPropertiesException("");
-		assertNotNull(e.getMessage());
-		e = new IntegrityAuditPropertiesException(new Throwable());
-		assertNotNull(e.getCause());
-		e = new IntegrityAuditPropertiesException("", new Throwable());
-		assertNotNull(e.getMessage());
-		assertNotNull(e.getCause());
-	}
-
-}
diff --git a/integrity-audit/src/test/java/org/onap/policy/common/ia/test/ExceptionsTest.java b/integrity-audit/src/test/java/org/onap/policy/common/ia/test/ExceptionsTest.java
new file mode 100644
index 00000000..af4a8ceb
--- /dev/null
+++ b/integrity-audit/src/test/java/org/onap/policy/common/ia/test/ExceptionsTest.java
@@ -0,0 +1,56 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Integrity Monitor
+ * ================================================================================
+ * Copyright (C) 2018 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.onap.policy.common.ia.test;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+import org.onap.policy.common.ia.DbAuditException;
+import org.onap.policy.common.ia.DbDaoTransactionException;
+import org.onap.policy.common.ia.IntegrityAuditException;
+import org.onap.policy.common.ia.IntegrityAuditPropertiesException;
+import org.onap.policy.common.utils.test.ExceptionsTester;
+
+/**
+ * Tests various Exception subclasses.
+ */
+public class ExceptionsTest extends ExceptionsTester {
+
+	@Test
+	public void testDbAuditException() throws Exception {
+		assertEquals(4, test(DbAuditException.class));
+	}
+
+	@Test
+	public void testDbDaoTransactionException() throws Exception {
+		assertEquals(4, test(DbDaoTransactionException.class));
+	}
+
+	@Test
+	public void testIntegrityAuditException() throws Exception {
+		assertEquals(4, test(IntegrityAuditException.class));
+	}
+
+	@Test
+	public void testIntegrityAuditPropertiesException() throws Exception {
+		assertEquals(4, test(IntegrityAuditPropertiesException.class));
+	}
+}
diff --git a/integrity-monitor/pom.xml b/integrity-monitor/pom.xml
index 3ee95c71..67b035aa 100644
--- a/integrity-monitor/pom.xml
+++ b/integrity-monitor/pom.xml
@@ -46,7 +46,13 @@
 			<artifactId>junit</artifactId>
 			<version>4.11</version>
 			<scope>test</scope>
-		</dependency>	
+		</dependency>
+		<dependency>
+			<groupId>org.onap.policy.common</groupId>
+			<artifactId>utils-test</artifactId>
+			 <version>${project.version}</version>
+			<scope>test</scope>
+		</dependency>
 		<dependency>
 			<groupId>commons-logging</groupId>
 			<artifactId>commons-logging</artifactId>
diff --git a/integrity-monitor/src/test/java/org/onap/policy/common/im/test/ExceptionsTest.java b/integrity-monitor/src/test/java/org/onap/policy/common/im/test/ExceptionsTest.java
new file mode 100644
index 00000000..a5c5c910
--- /dev/null
+++ b/integrity-monitor/src/test/java/org/onap/policy/common/im/test/ExceptionsTest.java
@@ -0,0 +1,86 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Integrity Monitor
+ * ================================================================================
+ * Copyright (C) 2018 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.onap.policy.common.im.test;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+import org.onap.policy.common.im.AdministrativeStateException;
+import org.onap.policy.common.im.AllSeemsWellException;
+import org.onap.policy.common.im.ForwardProgressException;
+import org.onap.policy.common.im.IntegrityMonitorException;
+import org.onap.policy.common.im.IntegrityMonitorPropertiesException;
+import org.onap.policy.common.im.StandbyStatusException;
+import org.onap.policy.common.im.StateManagementException;
+import org.onap.policy.common.im.StateTransitionException;
+import org.onap.policy.common.im.jmx.ComponentAdminException;
+import org.onap.policy.common.utils.test.ExceptionsTester;
+
+/**
+ * Tests various Exception subclasses.
+ */
+public class ExceptionsTest extends ExceptionsTester {
+
+	@Test
+	public void testStateTransitionException() throws Exception {
+		assertEquals(4, test(StateTransitionException.class));
+	}
+
+	@Test
+	public void testStateManagementException() throws Exception {
+		assertEquals(4, test(StateManagementException.class));
+	}
+
+	@Test
+	public void testStandbyStatusException() throws Exception {
+		assertEquals(5, test(StandbyStatusException.class));
+	}
+
+	@Test
+	public void testIntegrityMonitorPropertiesException() throws Exception {
+		assertEquals(4, test(IntegrityMonitorPropertiesException.class));
+	}
+
+	@Test
+	public void testIntegrityMonitorException() throws Exception {
+		assertEquals(4, test(IntegrityMonitorException.class));
+	}
+
+	@Test
+	public void testForwardProgressException() throws Exception {
+		assertEquals(4, test(ForwardProgressException.class));
+	}
+
+	@Test
+	public void testAllSeemsWellException() throws Exception {
+		assertEquals(4, test(AllSeemsWellException.class));
+	}
+
+	@Test
+	public void testAdministrativeStateException() throws Exception {
+		assertEquals(4, test(AdministrativeStateException.class));
+	}
+
+	@Test
+	public void testComponentAdminException() throws Exception {
+		assertEquals(4, test(ComponentAdminException.class));
+	}
+}
diff --git a/pom.xml b/pom.xml
index 5785b692..67454f39 100644
--- a/pom.xml
+++ b/pom.xml
@@ -51,6 +51,7 @@
 
 
 	<modules>
+		<module>utils-test</module>
 		<module>common-logging</module>
 		<module>integrity-audit</module>
 		<module>integrity-monitor</module>
diff --git a/utils-test/pom.xml b/utils-test/pom.xml
new file mode 100644
index 00000000..f9b314f6
--- /dev/null
+++ b/utils-test/pom.xml
@@ -0,0 +1,79 @@
+<!--
+  ============LICENSE_START=======================================================
+  ONAP Policy Engine - Common Modules
+  ================================================================================
+  Copyright (C) 2018 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=========================================================
+  -->
+
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	
+  	<parent>
+		<groupId>org.onap.policy.common</groupId>
+		<artifactId>common-modules</artifactId>
+		<version>1.2.0-SNAPSHOT</version>
+	</parent>
+	
+	<artifactId>utils-test</artifactId>
+	<description>Common Utilities to facilitate testing via JUnit</description>
+	<packaging>jar</packaging>
+  
+	<dependencies>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>4.11</version>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<pluginManagement>
+			<plugins>
+				<!--This plugin's configuration is used to store Eclipse m2e settings 
+					only. It has no influence on the Maven build itself. -->
+				<plugin>
+					<groupId>org.eclipse.m2e</groupId>
+					<artifactId>lifecycle-mapping</artifactId>
+					<version>1.0.0</version>
+					<configuration>
+						<lifecycleMappingMetadata>
+							<pluginExecutions>
+								<pluginExecution>
+									<pluginExecutionFilter>
+										<groupId>org.jacoco</groupId>
+										<artifactId>
+											jacoco-maven-plugin
+										</artifactId>
+										<versionRange>
+											[0.7.1.201405082137,)
+										</versionRange>
+										<goals>
+											<goal>prepare-agent</goal>
+										</goals>
+									</pluginExecutionFilter>
+									<action>
+										<ignore></ignore>
+									</action>
+								</pluginExecution>
+							</pluginExecutions>
+						</lifecycleMappingMetadata>
+					</configuration>
+				</plugin>
+			</plugins>
+		</pluginManagement>
+	</build>
+</project>
diff --git a/utils-test/src/main/java/org/onap/policy/common/utils/test/ExceptionsTester.java b/utils-test/src/main/java/org/onap/policy/common/utils/test/ExceptionsTester.java
new file mode 100644
index 00000000..8705c48c
--- /dev/null
+++ b/utils-test/src/main/java/org/onap/policy/common/utils/test/ExceptionsTester.java
@@ -0,0 +1,588 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Integrity Monitor
+ * ================================================================================
+ * Copyright (C) 2018 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.onap.policy.common.utils.test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+import java.lang.reflect.Constructor;
+
+/**
+ * Used to test various Exception subclasses. Uses reflection to identify the
+ * constructors that the subclass supports.
+ */
+public class ExceptionsTester {
+
+	/**
+	 * Runs tests, on an Exception subclass, for all of the standard
+	 * constructors. If the Exception subclass does not support a given type of
+	 * constructor, then it skips that test.
+	 * 
+	 * @param claz
+	 *            subclass to be tested
+	 * @return the number of constructors that the test found/tested
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> int test(Class<T> claz) throws Exception {
+		int ncons = 0;
+
+		ncons += testDefault(claz);
+		ncons += testString(claz);
+		ncons += testThrowable(claz);
+		ncons += testException(claz);
+		ncons += testStringThrowable(claz);
+		ncons += testStringException(claz);
+		ncons += testStringThrowableBooleanBoolean(claz);
+		ncons += testStringExceptionBooleanBoolean(claz);
+		
+		assertTrue(ncons > 0);
+
+		return ncons;
+	}
+
+	/**
+	 * Tests exceptions created via the default constructor. Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns null</li>
+	 * <li><i>getCause()</i> returns null</li>
+	 * </ul>
+	 * 
+	 * If the Exception subclass does not support this type of constructor, then
+	 * this method simply returns.
+	 * 
+	 * @param claz
+	 *            subclass to be tested
+	 * @return {@code 1}, if the subclass supports this type of constructor,
+	 *         {@code 0} otherwise
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> int testDefault(Class<T> claz) throws Exception {
+		Constructor<T> cons;
+
+		try {
+			cons = claz.getConstructor();
+
+		} catch (NoSuchMethodException | SecurityException e) {
+			// this constructor is not defined so nothing to test
+			return 0;
+		}
+
+		T ex = cons.newInstance();
+
+		assertNotNull(ex.toString());
+		assertNull(ex.getMessage());
+		assertNull(ex.getCause());
+
+		return 1;
+	}
+
+	/**
+	 * Tests exceptions created via the constructor that takes just a String.
+	 * Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns the original message passed to the
+	 * constructor</li>
+	 * <li><i>getCause()</i> returns null</li>
+	 * </ul>
+	 * 
+	 * If the Exception subclass does not support this type of constructor, then
+	 * this method simply returns.
+	 * 
+	 * @param claz
+	 *            subclass to be tested
+	 * @return {@code 1}, if the subclass supports this type of constructor,
+	 *         {@code 0} otherwise
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> int testString(Class<T> claz) throws Exception {
+		Constructor<T> cons;
+
+		try {
+			cons = claz.getConstructor(String.class);
+
+		} catch (NoSuchMethodException | SecurityException e) {
+			// this constructor is not defined so nothing to test
+			return 0;
+		}
+
+		T ex = cons.newInstance("hello");
+
+		assertNotNull(ex.toString());
+		assertEquals("hello", ex.getMessage());
+		assertNull(ex.getCause());
+
+		return 1;
+	}
+
+	/**
+	 * Tests exceptions created via the constructor that takes just a Throwable.
+	 * Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns the cause's message</li>
+	 * <li><i>getCause()</i> returns the original cause passed to the
+	 * constructor</li>
+	 * </ul>
+	 * 
+	 * If the Exception subclass does not support this type of constructor, then
+	 * this method simply returns.
+	 * 
+	 * @param claz
+	 *            subclass to be tested
+	 * @return {@code 1}, if the subclass supports this type of constructor,
+	 *         {@code 0} otherwise
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> int testThrowable(Class<T> claz) throws Exception {
+		Constructor<T> cons;
+
+		try {
+			cons = claz.getConstructor(Throwable.class);
+
+		} catch (NoSuchMethodException | SecurityException e) {
+			// this constructor is not defined so nothing to test
+			return 0;
+		}
+
+		Throwable cause = new Throwable("expected exception");
+		T ex = cons.newInstance(cause);
+
+		assertEquals(ex.getMessage(), ex.getMessage());
+		assertNotNull(ex.toString());
+		assertEquals(cause, ex.getCause());
+
+		return 1;
+	}
+
+	/**
+	 * Tests exceptions created via the constructor that takes just an
+	 * Exception. Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns the cause's message</li>
+	 * <li><i>getCause()</i> returns the original cause passed to the
+	 * constructor</li>
+	 * </ul>
+	 * 
+	 * If the Exception subclass does not support this type of constructor, then
+	 * this method simply returns.
+	 * 
+	 * @param claz
+	 *            subclass to be tested
+	 * @return {@code 1}, if the subclass supports this type of constructor,
+	 *         {@code 0} otherwise
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> int testException(Class<T> claz) throws Exception {
+		Constructor<T> cons;
+
+		try {
+			cons = claz.getConstructor(Exception.class);
+
+		} catch (NoSuchMethodException | SecurityException e) {
+			// this constructor is not defined so nothing to test
+			return 0;
+		}
+
+		Exception cause = new Exception("expected exception");
+		T ex = cons.newInstance(cause);
+
+		assertNotNull(ex.toString());
+		assertEquals(ex.getMessage(), ex.getMessage());
+		assertEquals(cause, ex.getCause());
+
+		return 1;
+	}
+
+	/**
+	 * Tests exceptions created via the constructor that takes a String and a
+	 * Throwable. Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns the original message passed to the
+	 * constructor</li>
+	 * <li><i>getCause()</i> returns the original cause passed to the
+	 * constructor</li>
+	 * </ul>
+	 * 
+	 * If the Exception subclass does not support this type of constructor, then
+	 * this method simply returns.
+	 * 
+	 * @param claz
+	 *            subclass to be tested
+	 * @return {@code 1}, if the subclass supports this type of constructor,
+	 *         {@code 0} otherwise
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> int testStringThrowable(Class<T> claz) throws Exception {
+		Constructor<T> cons;
+
+		try {
+			cons = claz.getConstructor(String.class, Throwable.class);
+
+		} catch (NoSuchMethodException | SecurityException e) {
+			// this constructor is not defined so nothing to test
+			return 0;
+		}
+
+		Throwable cause = new Throwable("expected exception");
+		T ex = cons.newInstance("world", cause);
+
+		assertNotNull(ex.toString());
+		assertEquals("world", ex.getMessage());
+		assertEquals(cause, ex.getCause());
+
+		return 1;
+	}
+
+	/**
+	 * Tests exceptions created via the constructor that takes a String and an
+	 * Exception. Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns the original message passed to the
+	 * constructor</li>
+	 * <li><i>getCause()</i> returns the original cause passed to the
+	 * constructor</li>
+	 * </ul>
+	 * 
+	 * If the Exception subclass does not support this type of constructor, then
+	 * this method simply returns.
+	 * 
+	 * @param claz
+	 *            subclass to be tested
+	 * @return {@code 1}, if the subclass supports this type of constructor,
+	 *         {@code 0} otherwise
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> int testStringException(Class<T> claz) throws Exception {
+		Constructor<T> cons;
+
+		try {
+			cons = claz.getConstructor(String.class, Exception.class);
+
+		} catch (NoSuchMethodException | SecurityException e) {
+			// this constructor is not defined so nothing to test
+			return 0;
+		}
+
+		Exception cause = new Exception("expected exception");
+		T ex = cons.newInstance("world", cause);
+
+		assertNotNull(ex.toString());
+		assertEquals("world", ex.getMessage());
+		assertEquals(cause, ex.getCause());
+
+		return 1;
+	}
+
+	/**
+	 * Tests exceptions created via the constructor that takes a String, a
+	 * Throwable, and two booleans. Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns the original message passed to the
+	 * constructor</li>
+	 * <li><i>getCause()</i> returns the original cause passed to the
+	 * constructor</li>
+	 * <li>suppressed exceptions can be added, if enabled</li>
+	 * <li>the stack trace can be added, if enabled</li>
+	 * </ul>
+	 * 
+	 * If the Exception subclass does not support this type of constructor, then
+	 * this method simply returns.
+	 * 
+	 * @param claz
+	 *            subclass to be tested
+	 * @return {@code 1}, if the subclass supports this type of constructor,
+	 *         {@code 0} otherwise
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> int testStringThrowableBooleanBoolean(Class<T> claz) throws Exception {
+		Constructor<T> cons;
+
+		try {
+			cons = claz.getConstructor(String.class, Throwable.class, Boolean.TYPE, Boolean.TYPE);
+
+		} catch (NoSuchMethodException | SecurityException e) {
+			// this constructor is not defined so nothing to test
+			return 0;
+		}
+
+		// test each combination of "message" and "cause"
+		testMessageCauseCombos(cons);
+
+		// test each combination of the boolean flags
+		testSuppressStack(cons);
+		testSuppressNoStack(cons);
+		testNoSuppressStack(cons);
+		testNoSuppressNoStack(cons);
+
+		return 1;
+	}
+
+	/**
+	 * Tests exceptions created via the constructor that takes a String, an
+	 * Exception, and two booleans. Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns the original message passed to the
+	 * constructor</li>
+	 * <li><i>getCause()</i> returns the original cause passed to the
+	 * constructor</li>
+	 * <li>suppressed exceptions can be added, if enabled</li>
+	 * <li>the stack trace can be added, if enabled</li>
+	 * </ul>
+	 * 
+	 * If the Exception subclass does not support this type of constructor, then
+	 * this method simply returns.
+	 * 
+	 * @param claz
+	 *            subclass to be tested
+	 * @return {@code 1}, if the subclass supports this type of constructor,
+	 *         {@code 0} otherwise
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> int testStringExceptionBooleanBoolean(Class<T> claz) throws Exception {
+		Constructor<T> cons;
+
+		try {
+			cons = claz.getConstructor(String.class, Exception.class, Boolean.TYPE, Boolean.TYPE);
+
+		} catch (NoSuchMethodException | SecurityException e) {
+			// this constructor is not defined so nothing to test
+			return 0;
+		}
+
+		// test each combination of "message" and "cause"
+		testMessageCauseCombos(cons);
+
+		// test each combination of the boolean flags
+		testFlagCombos(cons);
+
+		return 1;
+	}
+
+	/**
+	 * Tests each combination of values for the "message" and the "cause" when
+	 * using the constructor that takes a String, a Throwable/Exception, and two
+	 * booleans. Verifies that expected values are returned by <i>toString()/i>,
+	 * <i>getMessage()</i>, and <i>getCause()</i>.
+	 * </ul>
+	 * 
+	 * @param cons
+	 *            constructor to be invoked
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	private <T extends Exception> void testMessageCauseCombos(Constructor<T> cons) throws Exception {
+		T ex;
+		Exception cause = new Exception("expected throwable");
+
+		ex = cons.newInstance(null, null, true, true);
+		assertNotNull(ex.toString());
+		assertNull(ex.getMessage());
+		assertNull(ex.getCause());
+
+		ex = cons.newInstance("abc", null, true, true);
+		assertNotNull(ex.toString());
+		assertEquals("abc", ex.getMessage());
+		assertNull(ex.getCause());
+
+		ex = cons.newInstance(null, cause, true, true);
+		assertNotNull(ex.toString());
+		assertNull(ex.getMessage());
+		assertEquals(cause, ex.getCause());
+
+		ex = cons.newInstance("xyz", cause, true, true);
+		assertNotNull(ex.toString());
+		assertEquals("xyz", ex.getMessage());
+		assertEquals(cause, ex.getCause());
+	}
+
+	/**
+	 * Tests each combination of values for the "message" and the "cause" when
+	 * using the constructor that takes a String, a Throwable/Exception, and two
+	 * booleans. Verifies that expected values are returned by <i>toString()/i>,
+	 * <i>getMessage()</i>, and <i>getCause()</i>.
+	 * </ul>
+	 * 
+	 * @param cons
+	 *            constructor to be invoked
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> void testFlagCombos(Constructor<T> cons) throws Exception {
+		testSuppressStack(cons);
+		testSuppressNoStack(cons);
+		testNoSuppressStack(cons);
+		testNoSuppressNoStack(cons);
+	}
+
+	/**
+	 * Tests exceptions constructed with {@code enableSuppression=true} and
+	 * {@code writableStackTrace=true}. Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns the original message passed to the
+	 * constructor</li>
+	 * <li><i>getCause()</i> returns the original cause passed to the
+	 * constructor</li>
+	 * <li>suppressed exceptions are added</li>
+	 * <li>the stack trace is added</li>
+	 * </ul>
+	 * 
+	 * @param cons
+	 *            the exception's class constructor
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> void testSuppressStack(Constructor<T> cons) throws Exception {
+		Exception cause = new Exception("expected exception");
+		Throwable supr = new Throwable("expected suppressed exception");
+		T ex = cons.newInstance("yes,yes", cause, true, true);
+
+		ex.addSuppressed(supr);
+
+		assertNotNull(ex.toString());
+		assertEquals("yes,yes", ex.getMessage());
+		assertEquals(cause, ex.getCause());
+
+		assertEquals(1, ex.getSuppressed().length);
+		assertEquals(supr, ex.getSuppressed()[0]);
+
+		assertTrue(ex.getStackTrace().length > 0);
+	}
+
+	/**
+	 * Tests exceptions constructed with {@code enableSuppression=true} and
+	 * {@code writableStackTrace=false}. Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns the original message passed to the
+	 * constructor</li>
+	 * <li><i>getCause()</i> returns the original cause passed to the
+	 * constructor</li>
+	 * <li>suppressed exceptions are added</li>
+	 * <li>the stack trace is <i>not</i> added</li>
+	 * </ul>
+	 * 
+	 * @param cons
+	 *            the exception's class constructor
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> void testSuppressNoStack(Constructor<T> cons) throws Exception {
+		Exception cause = new Exception("expected exception");
+		Throwable supr = new Throwable("expected suppressed exception");
+		T ex = cons.newInstance("yes,no", cause, true, false);
+
+		ex.addSuppressed(supr);
+
+		assertNotNull(ex.toString());
+		assertEquals("yes,no", ex.getMessage());
+		assertEquals(cause, ex.getCause());
+
+		assertEquals(1, ex.getSuppressed().length);
+		assertEquals(supr, ex.getSuppressed()[0]);
+
+		assertEquals(0, ex.getStackTrace().length);
+	}
+
+	/**
+	 * Tests exceptions constructed with {@code enableSuppression=false} and
+	 * {@code writableStackTrace=true}. Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns the original message passed to the
+	 * constructor</li>
+	 * <li><i>getCause()</i> returns the original cause passed to the
+	 * constructor</li>
+	 * <li>suppressed exceptions are <i>not</i> added</li>
+	 * <li>the stack trace is added</li>
+	 * </ul>
+	 * 
+	 * @param cons
+	 *            the exception's class constructor
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> void testNoSuppressStack(Constructor<T> cons) throws Exception {
+		Exception cause = new Exception("expected exception");
+		Throwable supr = new Throwable("expected suppressed exception");
+		T ex = cons.newInstance("no,yes", cause, false, true);
+
+		ex.addSuppressed(supr);
+
+		assertNotNull(ex.toString());
+		assertEquals("no,yes", ex.getMessage());
+		assertEquals(cause, ex.getCause());
+
+		assertEquals(0, ex.getSuppressed().length);
+
+		assertTrue(ex.getStackTrace().length > 0);
+	}
+
+	/**
+	 * Tests exceptions constructed with {@code enableSuppression=false} and
+	 * {@code writableStackTrace=false}. Verifies that:
+	 * <ul>
+	 * <li><i>toString()</i> returns a non-null value</li>
+	 * <li><i>getMessage()</i> returns the original message passed to the
+	 * constructor</li>
+	 * <li><i>getCause()</i> returns the original cause passed to the
+	 * constructor</li>
+	 * <li>suppressed exceptions are <i>not</i> added</li>
+	 * <li>the stack trace is <i>not</i> added</li>
+	 * 
+	 * @param cons
+	 *            the exception's class constructor
+	 * @throws Exception
+	 *             if the Exception cannot be constructed
+	 */
+	public <T extends Exception> void testNoSuppressNoStack(Constructor<T> cons) throws Exception {
+		Exception cause = new Exception("expected exception");
+		Throwable supr = new Throwable("expected suppressed exception");
+		T ex = cons.newInstance("no,no", cause, false, false);
+
+		ex.addSuppressed(supr);
+
+		assertNotNull(ex.toString());
+		assertEquals("no,no", ex.getMessage());
+		assertEquals(cause, ex.getCause());
+
+		assertEquals(0, ex.getSuppressed().length);
+		assertEquals(0, ex.getStackTrace().length);
+	}
+}
diff --git a/utils-test/src/test/java/org/onap/policy/common/utils/test/ExceptionsTesterTest.java b/utils-test/src/test/java/org/onap/policy/common/utils/test/ExceptionsTesterTest.java
new file mode 100644
index 00000000..c6af77a2
--- /dev/null
+++ b/utils-test/src/test/java/org/onap/policy/common/utils/test/ExceptionsTesterTest.java
@@ -0,0 +1,207 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Integrity Monitor
+ * ================================================================================
+ * Copyright (C) 2018 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.onap.policy.common.utils.test;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+
+public class ExceptionsTesterTest {
+
+	@Test
+	public void test() throws Exception {
+		assertEquals(2, new ExceptionsTester().test(SimpleException.class));
+		assertEquals(8, new ExceptionsTester().test(StaticException.class));
+	}
+
+	@Test(expected = AssertionError.class)
+	public void testIgnoreMessageException() throws Exception {
+		new ExceptionsTester().test(IgnoreMessageException.class);
+	}
+
+	@Test(expected = AssertionError.class)
+	public void testIgnoreCauseException() throws Exception {
+		new ExceptionsTester().test(IgnoreCauseException.class);
+	}
+
+	@Test(expected = AssertionError.class)
+	public void testNonStaticException() throws Exception {
+		new ExceptionsTester().test(NoConstructorsException.class);
+	}
+
+	@Test(expected = AssertionError.class)
+	public void testAlwaysSuppressException() throws Exception {
+		new ExceptionsTester().test(AlwaysSuppressException.class);
+	}
+
+	@Test(expected = AssertionError.class)
+	public void testNeverSuppressException() throws Exception {
+		new ExceptionsTester().test(NeverSuppressException.class);
+	}
+
+	@Test(expected = AssertionError.class)
+	public void testAlwaysWritableException() throws Exception {
+		new ExceptionsTester().test(AlwaysWritableException.class);
+	}
+
+	@Test(expected = AssertionError.class)
+	public void testNeverWritableException() throws Exception {
+		new ExceptionsTester().test(NeverWritableException.class);
+	}
+
+	/**
+	 * Used to test a failure case - message text is ignored.
+	 */
+	public static class IgnoreMessageException extends Exception {
+		private static final long serialVersionUID = 1L;
+
+		public IgnoreMessageException(String message) {
+			super("bogus");
+		}
+	}
+
+	/**
+	 * Used to test a failure case - cause is ignored.
+	 */
+	public static class IgnoreCauseException extends Exception {
+		private static final long serialVersionUID = 1L;
+
+		public IgnoreCauseException(Throwable cause) {
+			super(new Exception("another cause"));
+		}
+	}
+
+	/**
+	 * Used to test a failure case - this has no standard constructions.
+	 */
+	public static class NoConstructorsException extends Exception {
+		private static final long serialVersionUID = 1L;
+
+		public NoConstructorsException(int value) {
+			super(String.valueOf(value));
+		}
+	}
+
+	/**
+	 * Used to test a failure case - always suppresses.
+	 */
+	public static class AlwaysSuppressException extends Exception {
+		private static final long serialVersionUID = 1L;
+
+		public AlwaysSuppressException(String message, Throwable cause, boolean enableSuppression,
+				boolean writableStackTrace) {
+			super(message, cause, true, writableStackTrace);
+		}
+	}
+
+	/**
+	 * Used to test a failure case - never suppresses.
+	 */
+	public static class NeverSuppressException extends Exception {
+		private static final long serialVersionUID = 1L;
+
+		public NeverSuppressException(String message, Throwable cause, boolean enableSuppression,
+				boolean writableStackTrace) {
+			super(message, cause, false, writableStackTrace);
+		}
+	}
+
+	/**
+	 * Used to test a failure case - always allows stack writes.
+	 */
+	public static class AlwaysWritableException extends Exception {
+		private static final long serialVersionUID = 1L;
+
+		public AlwaysWritableException(String message, Throwable cause, boolean enableSuppression,
+				boolean writableStackTrace) {
+			super(message, cause, enableSuppression, true);
+		}
+	}
+
+	/**
+	 * Used to test a failure case - never allows stack writes.
+	 */
+	public static class NeverWritableException extends Exception {
+		private static final long serialVersionUID = 1L;
+
+		public NeverWritableException(String message, Throwable cause, boolean enableSuppression,
+				boolean writableStackTrace) {
+			super(message, cause, enableSuppression, false);
+		}
+	}
+
+	/**
+	 * Used to test a simple success case.
+	 */
+	public static class SimpleException extends Exception {
+		private static final long serialVersionUID = 1L;
+
+		public SimpleException() {
+			super();
+		}
+
+		public SimpleException(String message) {
+			super(message);
+		}
+	}
+
+	/**
+	 * Used to test the exhaustive success case.
+	 */
+	public static class StaticException extends Exception {
+		private static final long serialVersionUID = 1L;
+
+		public StaticException() {
+			super();
+		}
+
+		public StaticException(String message) {
+			super(message);
+		}
+
+		public StaticException(Throwable cause) {
+			super(cause);
+		}
+
+		public StaticException(String message, Throwable cause) {
+			super(message, cause);
+		}
+
+		public StaticException(String message, Throwable cause, boolean enableSuppression, boolean writableStackTrace) {
+			super(message, cause, enableSuppression, writableStackTrace);
+		}
+
+		// same as above, but with Exceptions substituted for Throwables
+
+		public StaticException(Exception cause) {
+			super(cause);
+		}
+
+		public StaticException(String message, Exception cause) {
+			super(message, cause);
+		}
+
+		public StaticException(String message, Exception cause, boolean enableSuppression, boolean writableStackTrace) {
+			super(message, cause, enableSuppression, writableStackTrace);
+		}
+	}
+
+}