1 files changed, 180 insertions, 0 deletions
diff --git a/app-c/appc/appc-adapters/appc-rest-adapter/appc-rest-adapter-bundle/src/test/java/org/openecomp/appc/test/ExecutorHarness.java b/app-c/appc/appc-adapters/appc-rest-adapter/appc-rest-adapter-bundle/src/test/java/org/openecomp/appc/test/ExecutorHarness.java
new file mode 100644
index 000000000..c21435d2e
--- /dev/null
+++ b/app-c/appc/appc-adapters/appc-rest-adapter/appc-rest-adapter-bundle/src/test/java/org/openecomp/appc/test/ExecutorHarness.java
@@ -0,0 +1,180 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : APP-C
+ * ================================================================================
+ * 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.appc.test;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.openecomp.appc.test.InterceptLogger;
+
+import org.openecomp.sdnc.sli.SvcLogicContext;
+import org.openecomp.sdnc.sli.SvcLogicJavaPlugin;
+
+/**
+ * This class is used as a test harness to wrap the call to an executor node.
+ */
+
+public class ExecutorHarness {
+
+    /**
+     * The executor to be tested
+     */
+    private SvcLogicJavaPlugin executor;
+
+    /**
+     * The collection of all exec methods found on the class
+     */
+    private Map<String, Method> methods;
+
+    /**
+     * The field of the class being tested that contains the reference to the logger to be used. This is modified to
+     * point to our interception logger for the test.
+     */
+    private Field contextLogger;
+
+    /**
+     * The interception logger that buffers all messages logged and allows us to look at them as part of the test case.
+     */
+    private InterceptLogger logger;
+
+    /**
+     * Create the harness and initialize it
+     * 
+     * @throws SecurityException
+     *             If a security manager, s, is present and any of the following conditions is met:
+     *             <ul>
+     *             <li>invocation of s.checkMemberAccess(this, Member.DECLARED) denies access to the declared field</li>
+     *             <li>the caller's class loader is not the same as or an ancestor of the class loader for the current
+     *             class and invocation of s.checkPackageAccess() denies access to the package of this class</li>
+     *             </ul>
+     * @throws NoSuchFieldException
+     *             if a field with the specified name is not found.
+     * @throws IllegalAccessException
+     *             if this Field object is enforcing Java language access control and the underlying field is either
+     *             inaccessible or final.
+     * @throws IllegalArgumentException
+     *             if the specified object is not an instance of the class or interface declaring the underlying field
+     *             (or a subclass or implementor thereof), or if an unwrapping conversion fails.
+     */
+    @SuppressWarnings("nls")
+    public ExecutorHarness() throws NoSuchFieldException, SecurityException, IllegalArgumentException,
+                    IllegalAccessException {
+        methods = new HashMap<>();
+        new SvcLogicContext();
+
+        Class<?> contextClass = SvcLogicContext.class;
+        contextLogger = contextClass.getDeclaredField("LOG");
+        contextLogger.setAccessible(true);
+        logger = new InterceptLogger();
+        contextLogger.set(null, logger);
+    }
+
+    /**
+     * Convenience constructor
+     * 
+     * @param executor
+     *            The executor to be tested by the harness
+     * @throws SecurityException
+     *             If a security manager, s, is present and any of the following conditions is met:
+     *             <ul>
+     *             <li>invocation of s.checkMemberAccess(this, Member.DECLARED) denies access to the declared field</li>
+     *             <li>the caller's class loader is not the same as or an ancestor of the class loader for the current
+     *             class and invocation of s.checkPackageAccess() denies access to the package of this class</li>
+     *             </ul>
+     * @throws NoSuchFieldException
+     *             if a field with the specified name is not found.
+     * @throws IllegalAccessException
+     *             if this Field object is enforcing Java language access control and the underlying field is either
+     *             inaccessible or final.
+     * @throws IllegalArgumentException
+     *             if the specified object is not an instance of the class or interface declaring the underlying field
+     *             (or a subclass or implementor thereof), or if an unwrapping conversion fails.
+     */
+    public ExecutorHarness(SvcLogicJavaPlugin executor) throws NoSuchFieldException, SecurityException,
+                    IllegalArgumentException, IllegalAccessException {
+        this();
+        setExecutor(executor);
+    }
+
+    /**
+     * @param executor
+     *            The java plugin class to be executed
+     */
+    public void setExecutor(SvcLogicJavaPlugin executor) {
+        this.executor = executor;
+        scanExecutor();
+    }
+
+    /**
+     * @return The java plugin class to be executed
+     */
+    public SvcLogicJavaPlugin getExecutor() {
+        return executor;
+    }
+
+    /**
+     * @return The set of all methods that meet the signature requirements
+     */
+    public List<String> getExecMethodNames() {
+        List<String> names = new ArrayList<>();
+        names.addAll(methods.keySet());
+        return names;
+    }
+
+    /**
+     * Returns an indication if the named method is a valid executor method that could be called from a DG execute node
+     * 
+     * @param methodName
+     *            The method name to be validated
+     * @return True if the method name meets the signature requirements, false if the method either does not exist or
+     *         does not meet the requirements.
+     */
+    public boolean isExecMethod(String methodName) {
+        return methods.containsKey(methodName);
+    }
+
+    /**
+     * This method scans the executor class hierarchy to locate all methods that match the required signature of the
+     * executor and records these methods in a map.
+     */
+    private void scanExecutor() {
+        methods.clear();
+        Class<?> executorClass = executor.getClass();
+        Method[] publicMethods = executorClass.getMethods();
+        for (Method method : publicMethods) {
+            if (method.getReturnType().equals(Void.class)) {
+                Class<?>[] paramTypes = method.getParameterTypes();
+                if (paramTypes.length == 2) {
+                    if (Map.class.isAssignableFrom(paramTypes[0])
+                        && SvcLogicContext.class.isAssignableFrom(paramTypes[1])) {
+                        methods.put(method.getName(), method);
+                    }
+                }
+            }
+        }
+    }
+}