Add junit for more APPC client-lib classes

[appc.git] / appc-client / client-lib / src / test / java / org / onap / appc / client / impl / core / CoreRegistryTest.java

diff --git a/appc-client/client-lib/src/test/java/org/onap/appc/client/impl/core/CoreRegistryTest.java b/appc-client/client-lib/src/test/java/org/onap/appc/client/impl/core/CoreRegistryTest.java
new file mode 100644 (file)
index 0000000..730f88f
--- /dev/null
+++ b/appc-client/client-lib/src/test/java/org/onap/appc/client/impl/core/CoreRegistryTest.java
@@ -0,0 +1,77 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright 2018 AT&T
+ * =================================================================================
+ * 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.appc.client.impl.core;
+
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.appc.client.impl.core.CoreRegistry.EmptyRegistryCallback;
+
+public class CoreRegistryTest {
+    
+    private boolean erCalledBack;
+    private CoreRegistry<String> registry;
+    
+    @Before
+    public void beforeTest() throws Exception {
+        erCalledBack = false;
+        registry = new CoreRegistry<>(
+                new EmptyRegistryCallback() {
+
+                    @Override
+                    public void emptyCallback() {
+                        erCalledBack = true;
+                    }
+                });
+    }
+
+    @Test
+    public void testRegister() {
+        registry.register("1", "a");
+        assertEquals("a", registry.get("1"));
+        registry.register("1", "b");
+        assertEquals("b", registry.get("1"));
+    }
+
+    @Test
+    public void testUnregister() {
+        registry.register("3", "c");
+        registry.unregister("3");
+        assertFalse(registry.isExist("3"));
+    }
+
+    @Test
+    public void testEmptyCallbackNotCalledOnNewRegistry() {
+        assertFalse(erCalledBack);
+    }
+
+    @Test
+    public void testEmptyCallbackAndIsEmpty() {
+        registry.register("3", "c");
+        registry.unregister("3");
+        assertTrue(registry.isEmpty());
+        assertTrue(erCalledBack);
+    }
+}