back-filled unit test

core/src/test/java/org/jclouds/http/functions/ParseSaxTest.java

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+/**
+ *
+ * Copyright (C) 2010 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * 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.
+ * ====================================================================
+ */
+
+package org.jclouds.http.functions;
+
+import static org.easymock.EasyMock.expect;
+import static org.easymock.classextension.EasyMock.createMock;
+import static org.easymock.classextension.EasyMock.replay;
+import static org.easymock.classextension.EasyMock.verify;
+import static org.testng.Assert.assertEquals;
+
+import java.io.IOException;
+import java.net.URI;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.TimeoutException;
+
+import org.jclouds.http.HttpRequest;
+import org.jclouds.http.HttpResponse;
+import org.testng.annotations.Test;
+import org.xml.sax.Locator;
+import org.xml.sax.SAXParseException;
+
+public class ParseSaxTest extends BaseHandlerTest {
+   public static class TestHandler extends ParseSax.HandlerWithResult<String> {
+      @Override
+      public String getResult() {
+         return "";
+      }
+   }
+
+   ParseSax<String> createParser() {
+      return factory.create(injector.getInstance(TestHandler.class));
+   }
+
+   @Test
+   public void testAddDetailsAndPropagateOkWhenRequestWithNoDataAndRuntimeExceptionThrowsOriginalException()
+         throws ExecutionException, InterruptedException, TimeoutException, IOException {
+
+      ParseSax<String> parser = createParser();
+      Exception input = new RuntimeException("foo");
+
+      try {
+         parser.addDetailsAndPropagate(null, input);
+      } catch (RuntimeException e) {
+         assertEquals(e, input);
+      }
+   }
+
+   @Test
+   public void testAddDetailsAndPropagateOkWhenRequestWithNoDataAndExceptionPropagates() throws ExecutionException,
+         InterruptedException, TimeoutException, IOException {
+
+      ParseSax<String> parser = createParser();
+      Exception input = new Exception("foo");
+
+      try {
+         parser.addDetailsAndPropagate(null, input);
+      } catch (RuntimeException e) {
+         assertEquals(e.getMessage(), "java.lang.Exception: foo");
+         assertEquals(e.getCause(), input);
+      }
+   }
+
+   @Test
+   public void testAddDetailsAndPropagateOkWhenRequestIsNotNullAndResponseIsNull() throws ExecutionException,
+         InterruptedException, TimeoutException, IOException {
+
+      ParseSax<String> parser = createParser();
+      HttpRequest request = new HttpRequest("GET", URI.create("http://foohost"));
+      Exception input = new Exception("foo");
+
+      try {
+         parser.setContext(request);
+         parser.addDetailsAndPropagate(null, input);
+      } catch (RuntimeException e) {
+         assertEquals(e.getMessage(), "request: GET http://foohost HTTP/1.1; cause: java.lang.Exception: foo");
+         assertEquals(e.getCause(), input);
+      }
+   }
+
+   @Test
+   public void testAddDetailsAndPropagateOkWithValidRequestResponse() throws ExecutionException, InterruptedException,
+         TimeoutException, IOException {
+
+      ParseSax<String> parser = createParser();
+      HttpRequest request = new HttpRequest("GET", URI.create("http://foohost"));
+      HttpResponse response = new HttpResponse(304, "Not Modified", null);
+      Exception input = new Exception("foo");
+
+      try {
+         parser.setContext(request);
+         parser.addDetailsAndPropagate(response, input);
+      } catch (RuntimeException e) {
+         assertEquals(e.getMessage(), "request: GET http://foohost HTTP/1.1; response: HTTP/1.1 304 Not Modified; cause: java.lang.Exception: foo");
+         assertEquals(e.getCause(), input);
+      }
+   }
+
+   @Test
+   public void testAddDetailsAndPropagateOkWithValidRequestResponseWithSAXParseException() throws ExecutionException,
+         InterruptedException, TimeoutException, IOException {
+
+      ParseSax<String> parser = createParser();
+      HttpRequest request = new HttpRequest("GET", URI.create("http://foohost"));
+      HttpResponse response = new HttpResponse(304, "Not Modified", null);
+      Locator locator = createMock(Locator.class);
+      expect(locator.getColumnNumber()).andReturn(1);
+      expect(locator.getLineNumber()).andReturn(1);
+      expect(locator.getPublicId()).andReturn("publicId");
+      expect(locator.getSystemId()).andReturn("systemId");
+      replay(locator);
+      Exception input = new SAXParseException("foo", locator);
+      verify(locator);
+
+      try {
+         parser.setContext(request);
+         parser.addDetailsAndPropagate(response, input);
+      } catch (RuntimeException e) {
+         assertEquals(e.getMessage(),
+               "request: GET http://foohost HTTP/1.1; response: HTTP/1.1 304 Not Modified; error at 1:1 in document systemId; cause: org.xml.sax.SAXParseException: foo");
+         assertEquals(e.getCause(), input);
+      }
+   }
+
+}