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diff --git a/ECOMP-PDP/src/test/java/org/openecomp/policy/pdp/test/FunctionDefinitionNumberTypeConversionTest.java b/ECOMP-PDP/src/test/java/org/openecomp/policy/pdp/test/FunctionDefinitionNumberTypeConversionTest.java
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index 000000000..2b7dbf4e2
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+++ b/ECOMP-PDP/src/test/java/org/openecomp/policy/pdp/test/FunctionDefinitionNumberTypeConversionTest.java
@@ -0,0 +1,119 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ECOMP-PDP
+ * ================================================================================
+ * 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.pdp.test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import java.math.BigInteger;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.junit.Test;
+
+import com.att.research.xacml.api.XACML3;
+import com.att.research.xacml.std.datatypes.DataTypes;
+import com.att.research.xacmlatt.pdp.policy.ExpressionResult;
+import com.att.research.xacmlatt.pdp.policy.FunctionArgument;
+import com.att.research.xacmlatt.pdp.policy.FunctionArgumentAttributeValue;
+import com.att.research.xacmlatt.pdp.std.StdFunctions;
+import com.att.research.xacmlatt.pdp.std.functions.*;
+
+/**
+ * Tests for various classes containing only one function.
+ *
+ * TO RUN - use jUnit
+ * In Eclipse select this file or the enclosing directory, right-click and select Run As/JUnit Test
+ *
+ *
+ */
+public class FunctionDefinitionNumberTypeConversionTest {
+
+ /*
+ * variables useful in the following tests
+ */
+ List<FunctionArgument> arguments = new ArrayList<FunctionArgument>();
+
+ @Test
+ public void testDouble_to_integer() {
+ FunctionArgumentAttributeValue attr1 = null;
+ try {
+ attr1 = new FunctionArgumentAttributeValue(DataTypes.DT_DOUBLE.createAttributeValue(5.432));
+
+ } catch (Exception e) {
+ fail("creating attribute e="+ e);
+ }
+
+ FunctionDefinitionNumberTypeConversion<?, ?> fd = (FunctionDefinitionNumberTypeConversion<?, ?>) StdFunctions.FD_DOUBLE_TO_INTEGER;
+
+ // check identity and type of the thing created
+ assertEquals(XACML3.ID_FUNCTION_DOUBLE_TO_INTEGER, fd.getId());
+ assertEquals(DataTypes.DT_DOUBLE.getId(), fd.getDataTypeArgs().getId());
+ assertEquals(DataTypes.DT_INTEGER.getId(), fd.getDataTypeId());
+
+ // just to be safe... If tests take too long these can probably be eliminated
+ assertFalse(fd.returnsBag());
+ assertEquals(new Integer(1), fd.getNumArgs());
+
+
+ // test normal add
+ arguments.add(attr1);
+ ExpressionResult res = fd.evaluate(null, arguments);
+ assertTrue(res.isOk());
+ BigInteger resValue = (BigInteger)res.getValue().getValue();
+ assertEquals(BigInteger.valueOf(5), resValue);
+ }
+
+
+ @Test
+ public void testInteger_to_double() {
+ FunctionArgumentAttributeValue attr1 = null;
+ try {
+ attr1 = new FunctionArgumentAttributeValue(DataTypes.DT_INTEGER.createAttributeValue(5));
+
+ } catch (Exception e) {
+ fail("creating attribute e="+ e);
+ }
+
+ FunctionDefinitionNumberTypeConversion<?, ?> fd = (FunctionDefinitionNumberTypeConversion<?, ?>) StdFunctions.FD_INTEGER_TO_DOUBLE;
+
+ // check identity and type of the thing created
+ assertEquals(XACML3.ID_FUNCTION_INTEGER_TO_DOUBLE, fd.getId());
+ assertEquals(DataTypes.DT_INTEGER.getId(), fd.getDataTypeArgs().getId());
+ assertEquals(DataTypes.DT_DOUBLE.getId(), fd.getDataTypeId());
+
+ // just to be safe... If tests take too long these can probably be eliminated
+ assertFalse(fd.returnsBag());
+ assertEquals(new Integer(1), fd.getNumArgs());
+
+
+ // test normal add
+ arguments.add(attr1);
+ ExpressionResult res = fd.evaluate(null, arguments);
+ assertTrue(res.isOk());
+ Double resValue = (Double)res.getValue().getValue();
+ assertEquals(new Double(5.0), resValue);
+ }
+
+
+}