Improve coverage of Cadi/client

Issue-ID: AAF-224
Change-Id: I26f487429bd46ab176ab6af76942baa068933943
Signed-off-by: IanHowell <ian.howell@att.com>

6 files changed, 614 insertions, 0 deletions

diff --git a/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_AbsAuthentication.java b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_AbsAuthentication.java
new file mode 100644
index 00000000..cc67946e
--- /dev/null
+++ b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_AbsAuthentication.java
@@ -0,0 +1,103 @@
+/**
+ * ============LICENSE_START====================================================
+ * org.onap.aaf
+ * ===========================================================================
+ * Copyright (c) 2018 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.onap.aaf.cadi.client.test;
+
+import static org.junit.Assert.*;
+import static org.hamcrest.CoreMatchers.*;
+import org.junit.*;
+import org.onap.aaf.cadi.CadiException;
+import org.onap.aaf.cadi.client.AbsAuthentication;
+import org.onap.aaf.cadi.config.SecurityInfoC;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.PrintStream;
+import java.net.HttpURLConnection;
+
+public class JU_AbsAuthentication {
+	
+	private final static String ID = "id";
+	private final static String PASSWORD = "password";
+	private final static String WARNING = "Your service has 1000 consecutive bad service " +
+											"logins to AAF. AAF Access will be disabled after 10000\n";
+	
+	private static ByteArrayOutputStream errStream;
+	
+	@Before
+	public void setup() {
+		errStream = new ByteArrayOutputStream();
+		System.setErr(new PrintStream(errStream));
+	}
+	
+	@After
+	public void tearDown() {
+		System.setErr(System.err);
+	}
+
+	@Test
+	public void test() throws IOException, InterruptedException {
+		AuthStub stub = new AuthStub(null, null, null);
+		assertThat(stub.getID(), is(nullValue()));
+		assertThat(stub.headValue(), is(""));
+		assertThat(stub.count(), is(0));
+		
+		stub.setUser(ID);
+		assertThat(stub.getID(), is(ID));
+
+		stub = new AuthStub(null, ID, PASSWORD.getBytes());
+		assertThat(stub.getID(), is(ID));
+		assertThat(stub.headValue(), is(PASSWORD));
+		assertThat(stub.count(), is(0));
+		
+		assertThat(stub.setLastResponse(200), is(0));
+		assertThat(stub.isDenied(), is(false));
+
+		for (int i = 1; i <= 10; i++) {
+			assertThat(stub.setLastResponse(401), is(i));
+			assertThat(stub.isDenied(), is(false));
+		}
+		assertThat(stub.setLastResponse(401), is(11));
+		assertThat(stub.isDenied(), is(true));
+
+		stub.setCount(999);
+		assertThat(stub.setLastResponse(401), is(1000));
+		assertThat(errStream.toString(), is(WARNING));
+		
+		// coverage...
+		stub.setLastMiss(1);
+		assertThat(stub.isDenied(), is(false));
+	}
+	
+	private class AuthStub extends AbsAuthentication<HttpURLConnection> {
+
+		public AuthStub(SecurityInfoC<HttpURLConnection> securityInfo, String user, byte[] headValue)
+				throws IOException { super(securityInfo, user, headValue); }
+
+		@Override public void setSecurity(HttpURLConnection client) throws CadiException { }
+		@Override public void setUser(String id) { super.setUser(id); }
+		@Override public String headValue() throws IOException { return super.headValue(); }
+		
+		public void setLastMiss(long lastMiss) { this.lastMiss = lastMiss; }
+		public void setCount(int count) { this.count = count; }
+	}
+
+}
diff --git a/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_AbsTransferSS.java b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_AbsTransferSS.java
new file mode 100644
index 00000000..507f90f4
--- /dev/null
+++ b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_AbsTransferSS.java
@@ -0,0 +1,72 @@
+/**
+ * ============LICENSE_START====================================================
+ * org.onap.aaf
+ * ===========================================================================
+ * Copyright (c) 2018 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.onap.aaf.cadi.client.test;
+
+import static org.junit.Assert.*;
+import static org.hamcrest.CoreMatchers.*;
+import static org.mockito.Mockito.*;
+import org.junit.*;
+import org.mockito.*;
+import org.onap.aaf.cadi.CadiException;
+import org.onap.aaf.cadi.client.AbsTransferSS;
+import org.onap.aaf.cadi.config.SecurityInfoC;
+import org.onap.aaf.cadi.principal.TaggedPrincipal;
+
+import java.net.HttpURLConnection;
+
+public class JU_AbsTransferSS {
+	
+	@Mock TaggedPrincipal princMock;
+	@Mock SecurityInfoC<HttpURLConnection> siMock;
+	
+	private static final String princName = "name";
+	private static final String princTag = "tag";
+	private static final String app = "app";
+	
+	@Before
+	public void setup() {
+		MockitoAnnotations.initMocks(this);
+		
+		when(princMock.getName()).thenReturn(princName);
+		when(princMock.tag()).thenReturn(princTag);
+	}
+
+	@Test
+	public void test() {
+		TransferSSStub stub = new TransferSSStub(princMock, app);
+		assertThat(stub.getID(), is(princName));
+		assertThat(stub.getValue(), is(princName + ':' + app + ':' + princTag + ':' + "AS"));
+		
+		stub = new TransferSSStub(null, app, siMock);
+		assertThat(stub.getID(), is(""));
+		assertThat(stub.getValue(), is(nullValue()));
+	}
+	
+	private class TransferSSStub extends AbsTransferSS<HttpURLConnection> {
+		public TransferSSStub(TaggedPrincipal principal, String app) { super(principal, app); }
+		public TransferSSStub(TaggedPrincipal principal, String app, SecurityInfoC<HttpURLConnection> si) { super(principal, app, si); }
+		@Override public void setSecurity(HttpURLConnection client) throws CadiException { }
+		@Override public int setLastResponse(int respCode) { return 0; }
+		public String getValue() { return value; }
+	}
+
+}
diff --git a/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Future.java b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Future.java
new file mode 100644
index 00000000..ad0bd535
--- /dev/null
+++ b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Future.java
@@ -0,0 +1,45 @@
+/**
+ * ============LICENSE_START====================================================
+ * org.onap.aaf
+ * ===========================================================================
+ * Copyright (c) 2018 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.onap.aaf.cadi.client.test;
+
+import org.junit.Test;
+import org.onap.aaf.cadi.CadiException;
+import org.onap.aaf.cadi.client.Future;
+
+// This class exists purely to instantiate (and therefore attain coverage of) the Future class
+
+public class JU_Future {
+
+	@Test
+	public void test() {
+		@SuppressWarnings("unused")
+		Future<Integer> f = new FutureStub();
+	}
+	
+	private class FutureStub extends Future<Integer> {
+		@Override public boolean get(int timeout) throws CadiException { return false; } 
+		@Override public int code() { return 0; } 
+		@Override public String body() { return null; } 
+		@Override public String header(String tag) { return null; }
+	}
+
+}
diff --git a/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Rcli.java b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Rcli.java
new file mode 100644
index 00000000..f957878b
--- /dev/null
+++ b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Rcli.java
@@ -0,0 +1,284 @@
+/**
+ * ============LICENSE_START====================================================
+ * org.onap.aaf
+ * ===========================================================================
+ * Copyright (c) 2018 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.onap.aaf.cadi.client.test;
+
+import static org.junit.Assert.*;
+import static org.mockito.Mockito.*;
+import static org.hamcrest.CoreMatchers.*;
+import org.junit.*;
+import org.mockito.*;
+
+import org.onap.aaf.cadi.CadiException;
+import org.onap.aaf.cadi.SecuritySetter;
+import org.onap.aaf.cadi.client.EClient;
+import org.onap.aaf.cadi.client.Future;
+import org.onap.aaf.cadi.client.Rcli;
+import org.onap.aaf.misc.env.APIException;
+import org.onap.aaf.misc.env.Data;
+import org.onap.aaf.misc.env.Data.TYPE;
+import org.onap.aaf.misc.rosetta.env.RosettaDF;
+import org.onap.aaf.misc.rosetta.env.RosettaData;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.PrintStream;
+import java.net.HttpURLConnection;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.Enumeration;
+
+import javax.servlet.ServletInputStream;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+public class JU_Rcli {
+
+	@Mock RosettaDF<HttpURLConnection> dfMock;
+	@Mock RosettaData<HttpURLConnection> dataMock;
+	@Mock HttpURLConnection conMock;
+	@Mock HttpServletRequest reqMock;
+	@Mock HttpServletResponse respMock;
+	@Mock ServletInputStream isMock;
+	
+	private final static String uriString = "example.com";
+	private final static String apiVersion = "v1.0";
+	private final static String fragment = "framgent";
+	private final static String queryParams = "queryParams";
+	private final static String contentType = "contentType";
+	
+	private static URI uri;
+	private static Enumeration<String> enumeration;
+
+	private Client client;
+	
+	@Before
+	public void setup() throws URISyntaxException, IOException {
+		MockitoAnnotations.initMocks(this);
+		
+		when(dfMock.getTypeClass()).thenReturn(HttpURLConnection.class);
+		when(dfMock.newData()).thenReturn(dataMock);
+		when(dataMock.out((TYPE) any())).thenReturn(dataMock);
+		
+		when(reqMock.getInputStream()).thenReturn(isMock);
+		when(isMock.read((byte[]) any())).thenReturn(-1);
+
+		uri = new URI(uriString);
+		enumeration = new CustomEnumeration();
+		client = new Client();
+	}
+	
+	@Test
+	public void createTest() throws APIException, CadiException {
+		RcliStub rcli = new RcliStub(uri);
+		rcli.type(Data.TYPE.XML);
+
+		rcli.create(null, contentType, dfMock, conMock);
+		rcli.create("No question mark", contentType, dfMock, conMock);
+		rcli.create("question?mark", contentType, dfMock, conMock);
+
+		rcli.create(null, dfMock, conMock);
+		rcli.create("No question mark", dfMock, conMock);
+		rcli.create("question?mark", dfMock, conMock);
+
+		rcli.create(null, HttpURLConnection.class, dfMock, conMock);
+		rcli.create("No question mark", HttpURLConnection.class, dfMock, conMock);
+		rcli.create("question?mark", HttpURLConnection.class, dfMock, conMock);
+
+		rcli.create(null, HttpURLConnection.class);
+		rcli.create("No question mark", HttpURLConnection.class);
+		rcli.create("question?mark", HttpURLConnection.class);
+
+		rcli.create(null, contentType);
+		rcli.create("No question mark", contentType);
+		rcli.create("question?mark", contentType);
+	}
+	
+	@Test
+	public void postFormTest() throws APIException, CadiException {
+		RcliStub rcli = new RcliStub(uri);
+
+		rcli.type(Data.TYPE.DEFAULT);
+		rcli.postForm(null, dfMock);
+		rcli.postForm("No question mark", dfMock);
+		rcli.postForm("question?mark", dfMock);
+		
+		rcli.type(Data.TYPE.JSON);
+		rcli.postForm("question?mark", dfMock);
+
+		rcli.type(Data.TYPE.XML);
+		rcli.postForm("question?mark", dfMock);
+
+	}
+
+	@Test
+	public void readPostTest() throws APIException, CadiException {
+		RcliStub rcli = new RcliStub(uri);
+		rcli.type(Data.TYPE.DEFAULT);
+
+		rcli.readPost(null, dfMock, conMock);
+		rcli.readPost("No question mark", dfMock, conMock);
+		rcli.readPost("question?mark", dfMock, conMock);
+
+		rcli.readPost(null, dfMock, conMock, dfMock);
+		rcli.readPost("No question mark", dfMock, conMock, dfMock);
+		rcli.readPost("question?mark", dfMock, conMock, dfMock);
+
+		rcli.readPost("First string", "Second string");
+	}
+	
+	@Test
+	public void readTest() throws APIException, CadiException {
+		RcliStub rcli = new RcliStub(uri);
+		rcli.type(Data.TYPE.DEFAULT);
+
+		rcli.read("First string", "Second string", "Third string", "Fourth string");
+		rcli.read("First string", "Second string", dfMock, "Third string", "Fourth string");
+		rcli.read("First string", dfMock, "Third string", "Fourth string");
+		rcli.read("First string", HttpURLConnection.class ,dfMock);
+	}
+
+	@Test
+	public void updateTest() throws APIException, CadiException {
+		RcliStub rcli = new RcliStub(uri);
+		rcli.type(Data.TYPE.DEFAULT);
+
+		rcli.update("First string", "Second string", dfMock, conMock);
+		rcli.update("First string", dfMock, conMock);
+		rcli.update("First string", HttpURLConnection.class, dfMock, conMock);
+		rcli.update("First string");
+		rcli.updateRespondString("First string", dfMock, conMock);
+	}
+
+	@Test
+	public void deleteTest() throws APIException, CadiException {
+		RcliStub rcli = new RcliStub(uri);
+		rcli.type(Data.TYPE.DEFAULT);
+
+		rcli.delete("First string", "Second string", dfMock, conMock);
+		rcli.delete("First string", dfMock, conMock);
+		rcli.delete("First string", HttpURLConnection.class, dfMock, conMock);
+		rcli.delete("First string", HttpURLConnection.class);
+		rcli.delete("First string", "Second string");
+	}
+
+	@Test
+	public void transferTest() throws APIException, CadiException {
+		RcliStub rcli = new RcliStub(uri);
+		rcli.type(Data.TYPE.DEFAULT);
+
+		when(reqMock.getRequestURI()).thenReturn(uriString);
+		when(reqMock.getHeaderNames()).thenReturn(enumeration);
+		rcli.transfer(reqMock, respMock, "string", 200);
+		
+		// coverage...
+		when(reqMock.getMethod()).thenReturn("GET");
+		rcli.transfer(reqMock, respMock, "string", 200);
+	}
+
+	@Test(expected = CadiException.class)
+	public void transferThrowsTest() throws APIException, CadiException {
+		RcliStub rcli = new RcliStub(uri);
+		rcli.type(Data.TYPE.DEFAULT);
+
+		rcli.transfer(reqMock, respMock, "string", 200);
+	}
+
+	@Test
+	public void accessorMutatorTest() throws URISyntaxException {
+		RcliStub rcli = new RcliStub();
+		Rcli<?> rcliClone = rcli.forUser(null);
+		
+		rcli = new RcliStub(uri);
+		assertThat(rcli.toString(), is(uriString));
+		assertThat(rcli.getURI(), is(uri));
+		assertThat(rcli.getReadTimeout(), is(5000));
+		assertThat(rcli.getConnectionTimeout(), is(3000));
+		
+		rcli.connectionTimeout(3001);
+		assertThat(rcli.getConnectionTimeout(), is(3001));
+		rcli.readTimeout(5001);
+		assertThat(rcli.getReadTimeout(), is(5001));
+		rcli.apiVersion(apiVersion);
+		assertThat(rcli.isApiVersion(apiVersion), is(true));
+		rcli.type(Data.TYPE.XML);
+		assertThat(rcli.typeString(HttpURLConnection.class), is("application/HttpURLConnection+xml;version=" + apiVersion));
+		rcli.apiVersion(null);
+		assertThat(rcli.typeString(HttpURLConnection.class), is("application/HttpURLConnection+xml"));
+		
+		rcli.setFragment(fragment);
+		rcli.setQueryParams(queryParams);
+
+		rcliClone = rcli.forUser(null);
+		assertThat(rcliClone.toString(), is(uriString));
+	}
+
+	private class RcliStub extends Rcli<HttpURLConnection> {
+		public RcliStub() { super(); }
+		public RcliStub(URI uri) { this.uri = uri; }
+		@Override public void setSecuritySetter(SecuritySetter<HttpURLConnection> ss) { } 
+		@Override public SecuritySetter<HttpURLConnection> getSecuritySetter() { return null; } 
+		@Override protected Rcli<HttpURLConnection> clone(URI uri, SecuritySetter<HttpURLConnection> ss) { return this; } 
+		@Override public void invalidate() throws CadiException { } 
+		@Override protected EClient<HttpURLConnection> client() throws CadiException { return client; } 
+		public int getReadTimeout() { return readTimeout; }
+		public int getConnectionTimeout() { return connectionTimeout; }
+	}
+	
+	private class CustomEnumeration implements Enumeration<String> {
+		private int idx = 0;
+		private final String[] elements = {"This", "is", "a", "test"};
+		@Override
+		public String nextElement() {
+			return idx >= elements.length ? null : elements[idx++];
+		}
+		@Override
+		public boolean hasMoreElements() {
+			return idx < elements.length;
+		}
+	}
+
+	private class Client implements EClient<HttpURLConnection> {
+		private Transfer transfer;
+		@Override public void setPayload(Transfer transfer) { this.transfer = transfer; }
+		@Override public void setMethod(String meth) { } 
+		@Override public void setPathInfo(String pathinfo) { } 
+		@Override public void addHeader(String tag, String value) { } 
+		@Override public void setQueryParams(String q) { } 
+		@Override public void setFragment(String f) { } 
+		@Override public void send() throws APIException {
+			try {
+				if (transfer != null) {
+					transfer.transfer(new PrintStream(new ByteArrayOutputStream()));
+				}
+			} catch (IOException e) {
+			}
+		} 
+		@Override public <T> Future<T> futureCreate(Class<T> t) { return null; } 
+		@Override public Future<String> futureReadString() { return null; } 
+		@Override public <T> Future<T> futureRead(RosettaDF<T> df, TYPE type) { return null; } 
+		@Override public <T> Future<T> future(T t) { return null; } 
+		@Override public Future<Void> future(HttpServletResponse resp, int expected) throws APIException { return null; } 
+	}
+	
+	//private class FutureStub implements Future<String> {
+	//}
+}
diff --git a/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Result.java b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Result.java
new file mode 100644
index 00000000..05ca27f3
--- /dev/null
+++ b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Result.java
@@ -0,0 +1,51 @@
+/**
+ * ============LICENSE_START====================================================
+ * org.onap.aaf
+ * ===========================================================================
+ * Copyright (c) 2018 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.onap.aaf.cadi.client.test;
+
+import static org.junit.Assert.*;
+import static org.hamcrest.CoreMatchers.*;
+import org.junit.*;
+
+import org.onap.aaf.cadi.client.Result;
+
+public class JU_Result {
+	
+	private static final int OK = 200;
+	private static final int NOT_FOUND = 404;
+
+	@Test
+	public void test() {
+		Result<Integer> result;
+		result = Result.ok(OK, 10);
+		assertThat(result.toString(), is("Code: 200"));
+		assertThat(result.isOK(), is(true));
+		
+		result = Result.err(NOT_FOUND, "File not found");
+		assertThat(result.toString(), is("Code: 404 = File not found"));
+		assertThat(result.isOK(), is(false));
+
+		result = Result.err(result);
+		assertThat(result.toString(), is("Code: 404 = File not found"));
+		assertThat(result.isOK(), is(false));
+	}
+	
+}
diff --git a/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Retryable.java b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Retryable.java
new file mode 100644
index 00000000..84863744
--- /dev/null
+++ b/cadi/client/src/test/java/org/onap/aaf/cadi/client/test/JU_Retryable.java
@@ -0,0 +1,59 @@
+/**
+ * ============LICENSE_START====================================================
+ * org.onap.aaf
+ * ===========================================================================
+ * Copyright (c) 2018 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.onap.aaf.cadi.client.test;
+
+import static org.junit.Assert.*;
+import static org.hamcrest.CoreMatchers.*;
+import org.junit.*;
+
+import java.net.ConnectException;
+
+import org.onap.aaf.cadi.CadiException;
+import org.onap.aaf.cadi.Locator;
+import org.onap.aaf.cadi.client.Rcli;
+import org.onap.aaf.cadi.client.Retryable;
+import org.onap.aaf.misc.env.APIException;
+
+public class JU_Retryable {
+
+	@Test
+	public void test() {
+		RetryableStub retry = new RetryableStub();
+		assertThat(retry.item(), is(nullValue()));
+		assertThat(retry.lastClient(), is(nullValue()));
+		
+		Locator.Item item = null;
+		assertThat(retry.item(item), is(item));
+		
+		retry = new RetryableStub(retry);
+		assertThat(retry.item(), is(nullValue()));
+		assertThat(retry.lastClient(), is(nullValue()));
+		assertThat(retry.item(item), is(item));
+	}
+
+	private class RetryableStub extends Retryable<Integer> {
+		public RetryableStub() { super(); }
+		public RetryableStub(Retryable<?> ret) { super(ret); }
+		@Override public Integer code(Rcli<?> client) throws CadiException, ConnectException, APIException { return null; }
+	}
+
+}