Additional JUnit tests for code coverage

Improve code coverage to address Sonar code smells.
Include a dummy keystore file to allow the Spring Boot Application to
start up without error.

Change-Id: Ifab33a67e5d051baacfad91d3f317a8fb8b0a669
Issue-ID: AAI-2212
Signed-off-by: mark.j.leonard <mark.j.leonard@gmail.com>

3 files changed, 160 insertions, 0 deletions

diff --git a/src/test/java/org/onap/aai/babel/TestApplication.java b/src/test/java/org/onap/aai/babel/TestApplication.java
new file mode 100644
index 0000000..2821dc1
--- /dev/null
+++ b/src/test/java/org/onap/aai/babel/TestApplication.java
@@ -0,0 +1,105 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright (c) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Copyright (c) 2017-2019 European Software Marketing Ltd.
+ * ================================================================================
+ * 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.aai.babel;
+
+import java.io.IOException;
+import org.hamcrest.Description;
+import org.hamcrest.TypeSafeMatcher;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest(classes = BabelApplication.class)
+public class TestApplication {
+
+    @Rule
+    public ExpectedException expectedEx = ExpectedException.none();
+
+    @Before
+    public void init() {
+        System.setProperty("APP_HOME", ".");
+        System.setProperty("CONFIG_HOME", "src/test/resources");
+        System.setProperty("server.ssl.key-store", "src/test/resources/auth/keystore.jks");
+    }
+
+    @Test
+    public void testApplicationStarts() {
+        System.setProperty("KEY_STORE_PASSWORD", "password");
+        BabelApplication.main(new String[] {});
+    }
+
+    @Test
+    public void testApplicationWithNullArgs() {
+        System.setProperty("KEY_STORE_PASSWORD", "test");
+        expectedEx.expect(IllegalArgumentException.class);
+        expectedEx.expectMessage("Args must not be null");
+        BabelApplication.main(null);
+    }
+
+    @Test
+    public void testApplicationWithEmptyKeyStorePassword() {
+        System.setProperty("KEY_STORE_PASSWORD", "");
+        expectedEx.expect(IllegalArgumentException.class);
+        expectedEx.expectMessage("roperty KEY_STORE_PASSWORD not set");
+        BabelApplication.main(new String[] {});
+    }
+
+    @Test
+    public void testApplicationWithNullKeyStorePassword() {
+        System.clearProperty("KEY_STORE_PASSWORD");
+        expectedEx.expect(IllegalArgumentException.class);
+        expectedEx.expectMessage("roperty KEY_STORE_PASSWORD not set");
+        BabelApplication.main(new String[] {});
+    }
+
+    @Test
+    public void testApplicationWithIncorrectKeyStorePassword() {
+        System.setProperty("KEY_STORE_PASSWORD", "test");
+        final CauseMatcher expectedCause = new CauseMatcher(IOException.class, "password was incorrect");
+        expectedEx.expectCause(expectedCause);
+        BabelApplication.main(new String[] {});
+    }
+
+    private static class CauseMatcher extends TypeSafeMatcher<Throwable> {
+
+        private final Class<? extends Throwable> type;
+        private final String expectedMessage;
+
+        public CauseMatcher(Class<? extends Throwable> type, String expectedMessage) {
+            this.type = type;
+            this.expectedMessage = expectedMessage;
+        }
+
+        @Override
+        protected boolean matchesSafely(Throwable item) {
+            return item.getClass().isAssignableFrom(type) && item.getMessage().contains(expectedMessage);
+        }
+
+        @Override
+        public void describeTo(Description description) {
+            description.appendValue(type).appendText(" and message ").appendValue(expectedMessage);
+        }
+    }
+
+}
diff --git a/src/test/java/org/onap/aai/babel/xml/generator/TestModelGenerator.java b/src/test/java/org/onap/aai/babel/xml/generator/TestModelGenerator.java
new file mode 100644
index 0000000..404fb19
--- /dev/null
+++ b/src/test/java/org/onap/aai/babel/xml/generator/TestModelGenerator.java
@@ -0,0 +1,55 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright (c) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Copyright (c) 2017-2019 European Software Marketing Ltd.
+ * ================================================================================
+ * 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.aai.babel.xml.generator;
+
+import java.io.IOException;
+import java.util.Collections;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.aai.babel.testdata.CsarTest;
+import org.onap.aai.babel.util.ArtifactTestUtils;
+import org.onap.aai.babel.xml.generator.data.Artifact;
+
+/**
+ * Direct tests of the @{link ModelGenerator} implementation class (to improve code coverage). Not all methods are
+ * tested here. Most use cases are covered by direct tests of @{link CsarToXmlConverter}.
+ */
+public class TestModelGenerator {
+
+    static {
+        System.setProperty("APP_HOME", ".");
+    }
+
+    @Before
+    public void setup() {
+        new ArtifactTestUtils().setGeneratorSystemProperties();
+    }
+
+    @Test
+    public void testDefaultServiceVersion() throws XmlArtifactGenerationException, IOException {
+        Artifact ymlFile = new Artifact(null, null, null, null);
+        new ModelGenerator().generateArtifacts(CsarTest.SD_WAN_CSAR_FILE.getContent(),
+                Collections.singletonList(ymlFile));
+    }
+
+
+}
diff --git a/src/test/resources/auth/keystore.jks b/src/test/resources/auth/keystore.jks
new file mode 100644
index 0000000..037769b
--- /dev/null
+++ b/src/test/resources/auth/keystore.jks