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-rw-r--r--core/core-infrastructure/src/test/java/org/onap/policy/apex/core/infrastructure/xml/XPathReaderTest.java74
-rw-r--r--core/core-infrastructure/src/test/resources/xmlTestFile.xml20
2 files changed, 94 insertions, 0 deletions
diff --git a/core/core-infrastructure/src/test/java/org/onap/policy/apex/core/infrastructure/xml/XPathReaderTest.java b/core/core-infrastructure/src/test/java/org/onap/policy/apex/core/infrastructure/xml/XPathReaderTest.java
new file mode 100644
index 000000000..a3395ae1f
--- /dev/null
+++ b/core/core-infrastructure/src/test/java/org/onap/policy/apex/core/infrastructure/xml/XPathReaderTest.java
@@ -0,0 +1,74 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2020 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.apex.core.infrastructure.xml;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+
+import java.io.IOException;
+import java.net.URL;
+import javax.xml.xpath.XPathConstants;
+import org.junit.Test;
+
+public class XPathReaderTest {
+
+ final URL testResource = getClass().getClassLoader().getResource("xmlTestFile.xml");
+
+ @Test
+ public void canConstructWithFromFile() {
+ final XPathReader objectUnderTest = new XPathReader(testResource.getFile());
+ assertNotNull(objectUnderTest);
+ }
+
+ @Test
+ public void canConstructWithStream() throws IOException {
+ final XPathReader objectUnderTest = new XPathReader(testResource.openStream());
+ assertNotNull(objectUnderTest);
+ }
+
+ @Test
+ public void canConstructWithNull() {
+ final XPathReader objectUnderTest = new XPathReader((String) null);
+ assertNotNull(objectUnderTest);
+ }
+
+ @Test
+ public void canConstructWithInvalidFileName() {
+ final XPathReader objectUnderTest = new XPathReader("");
+ assertNotNull(objectUnderTest);
+ }
+
+ @Test
+ public void readReturnsCorrectValueWhenUsingCorrectXpath() throws IOException {
+ final XPathReader objectUnderTest = new XPathReader(testResource.openStream());
+ final String validXPathExpression = "/example/name";
+ final Object result = objectUnderTest.read(validXPathExpression, XPathConstants.STRING);
+ assertEquals("This is my name", result);
+ }
+
+ @Test
+ public void readReturnsNullWhenUsingInvalidXpath() throws IOException {
+ final XPathReader objectUnderTest = new XPathReader(testResource.openStream());
+ final String invalidXPathExpression = "";
+ assertNull(objectUnderTest.read(invalidXPathExpression, XPathConstants.STRING));
+ }
+
+}
diff --git a/core/core-infrastructure/src/test/resources/xmlTestFile.xml b/core/core-infrastructure/src/test/resources/xmlTestFile.xml
new file mode 100644
index 000000000..73359a1d6
--- /dev/null
+++ b/core/core-infrastructure/src/test/resources/xmlTestFile.xml
@@ -0,0 +1,20 @@
+<?xml version='1.0'?>
+<!--
+ ============LICENSE_START=======================================================
+ Copyright (C) 2020 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=========================================================
+-->
+<example>
+ <name>This is my name</name>
+</example>