Assertion class for DAO code

This class is used by the DAO model code being moved from
the APEX PDP to policy-models for generic DAO handling in the
Policy Framework

Issue-ID: POLICY-1264
Change-Id: I67cca540d9357f9ab16532090cb2edf397b332be
Signed-off-by: liamfallon <liam.fallon@est.tech>

1 files changed, 98 insertions, 0 deletions

diff --git a/utils/src/test/java/org/onap/policy/common/utils/validation/AssertionsTest.java b/utils/src/test/java/org/onap/policy/common/utils/validation/AssertionsTest.java
new file mode 100644
index 00000000..e39058bd
--- /dev/null
+++ b/utils/src/test/java/org/onap/policy/common/utils/validation/AssertionsTest.java
@@ -0,0 +1,98 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
+ *  Modifications Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.utils.validation;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+import org.junit.Test;
+
+/**
+ * The Class ResourceUtilsTest.
+ *
+ * @author Liam Fallon (liam.fallon@ericsson.com)
+ */
+public class AssertionsTest {
+    @Test
+    public void testAssertions() {
+        Assertions.argumentNotFalse(true, "it is true");
+
+        try {
+            Assertions.argumentNotFalse(false, "it is false");
+        } catch (IllegalArgumentException e) {
+            assertEquals("it is false", e.getMessage());
+        }
+
+        Assertions.argumentOfClassNotFalse(true, ArithmeticException.class, "it is true");
+
+        try {
+            Assertions.argumentOfClassNotFalse(false, ArithmeticException.class, "it is false");
+        } catch (Exception e) {
+            assertEquals("it is false", e.getMessage());
+        }
+
+        Assertions.argumentNotNull("Hello", "it is OK");
+
+        try {
+            Assertions.argumentNotNull(null, "it is null");
+        } catch (IllegalArgumentException e) {
+            assertEquals("it is null", e.getMessage());
+        }
+
+        Assertions.argumentOfClassNotNull(true, ArithmeticException.class, "it is OK");
+
+        try {
+            Assertions.argumentOfClassNotNull(null, ArithmeticException.class, "it is null");
+        } catch (Exception e) {
+            assertEquals("it is null", e.getMessage());
+        }
+
+        Assertions.assignableFrom(java.util.TreeMap.class, java.util.Map.class);
+
+        try {
+            Assertions.assignableFrom(java.util.Map.class, java.util.TreeMap.class);
+        } catch (IllegalArgumentException e) {
+            assertEquals("java.util.Map is not an instance of java.util.TreeMap", e.getMessage());
+        }
+
+        Assertions.instanceOf("Hello", String.class);
+
+        try {
+            Assertions.instanceOf(100, String.class);
+        } catch (IllegalArgumentException e) {
+            assertEquals("java.lang.Integer is not an instance of java.lang.String", e.getMessage());
+        }
+
+        Assertions.validateStringParameter("name", "MyName", "^M.*e$");
+
+        try {
+            Assertions.validateStringParameter("name", "MyName", "^M.*f$");
+        } catch (IllegalArgumentException e) {
+            assertEquals("parameter \"name\": value \"MyName\", does not match regular expression \"^M.*f$\"",
+                    e.getMessage());
+        }
+
+        assertNull(Assertions.getStringParameterValidationMessage("Greeting", "Hello", "^H.*o$"));
+        assertEquals("parameter Greeting with value Hello does not match regular expression Goodbye",
+                Assertions.getStringParameterValidationMessage("Greeting", "Hello", "Goodbye"));
+    }
+}