SLING-704 Add integration tests for SlingScriptHelper.forward

git-svn-id: https://svn.apache.org/repos/asf/incubator/sling/trunk@737674 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/test/java/org/apache/sling/launchpad/webapp/integrationtest/ForwardTest.java b/src/test/java/org/apache/sling/launchpad/webapp/integrationtest/ForwardTest.java
new file mode 100644
index 0000000..0e19aea
--- /dev/null
+++ b/src/test/java/org/apache/sling/launchpad/webapp/integrationtest/ForwardTest.java
@@ -0,0 +1,143 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.sling.launchpad.webapp.integrationtest;
+
+import java.io.IOException;
+import java.net.URL;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+
+import org.apache.commons.httpclient.methods.GetMethod;
+import org.apache.sling.commons.testing.integration.HttpTestBase;
+import org.apache.sling.servlets.post.SlingPostConstants;
+
+
+/** Test the {link ScriptHelper#forward) functionality */
+ public class ForwardTest extends HttpTestBase {
+
+    private String nodeUrlA;
+    private String testTextA;
+    private String nodeUrlB;
+    private String testTextB;
+    private String nodeUrlC;
+    private String nodeUrlD;
+    private String nodeUrlE;
+    private String scriptPath;
+    private String forcedResourceType;
+    private Set<String> toDelete = new HashSet<String>();
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+
+        // Create the test nodes under a path that's specific to this class to
+        // allow collisions
+        final String url = HTTP_BASE_URL + "/" + getClass().getSimpleName() + "/" + System.currentTimeMillis() + SlingPostConstants.DEFAULT_CREATE_SUFFIX;
+        final Map<String,String> props = new HashMap<String,String>();
+
+        // Create two test nodes and store their paths
+        testTextA = "Text A " + System.currentTimeMillis();
+        props.put("text", testTextA);
+        nodeUrlA = testClient.createNode(url, props);
+
+        // Node B stores the path of A, so that the test script can
+        // forward A when rendering B
+        testTextB = "Text B " + System.currentTimeMillis();
+        props.put("text", testTextB);
+        props.put("pathToInclude", new URL(nodeUrlA).getPath());
+        nodeUrlB = testClient.createNode(url, props);
+
+        // Node E is like B but with an extension on the forward path
+        props.put("pathToInclude", new URL(nodeUrlA).getPath() + ".html");
+        nodeUrlE = testClient.createNode(url, props);
+
+        // Node C is used for the infinite loop detection test
+        props.remove("pathToInclude");
+        props.put("testInfiniteLoop","true");
+        nodeUrlC = testClient.createNode(url, props);
+
+        // Node D is used for the "force resource type" test
+        forcedResourceType = getClass().getSimpleName() + "/" + System.currentTimeMillis();
+        props.remove("testInfiniteLoop");
+        props.put("forceResourceType", forcedResourceType);
+        props.put("pathToInclude", new URL(nodeUrlA).getPath());
+        nodeUrlD = testClient.createNode(url, props);
+
+        // Script for forced resource type
+        scriptPath = "/apps/" + forcedResourceType;
+        testClient.mkdirs(WEBDAV_BASE_URL, scriptPath);
+        toDelete.add(uploadTestScript(scriptPath,"forward-forced.esp","html.esp"));
+
+        // The main rendering script goes under /apps in the repository
+        scriptPath = "/apps/nt/unstructured";
+        testClient.mkdirs(WEBDAV_BASE_URL, scriptPath);
+        toDelete.add(uploadTestScript(scriptPath,"forward-test.esp","html.esp"));
+    }
+
+    @Override
+    protected void tearDown() throws Exception {
+        super.tearDown();
+        for(String script : toDelete) {
+            testClient.delete(script);
+        }
+    }
+
+    public void testWithoutForward() throws IOException {
+        final String content = getContent(nodeUrlA + ".html", CONTENT_TYPE_HTML);
+        assertTrue("Content includes ESP marker",content.contains("ESP template"));
+        assertTrue("Content contains formatted test text",content.contains("<p class=\"main\">" + testTextA + "</p>"));
+    }
+
+    public void testWithForward() throws IOException {
+        final String content = getContent(nodeUrlB + ".html", CONTENT_TYPE_HTML);
+        assertTrue("Content includes ESP marker",content.contains("ESP template"));
+        assertTrue("Content contains formatted test text",content.contains("<p class=\"main\">" + testTextA + "</p>"));
+        assertTrue("Text of node A is not included (" + content + ")",!content.contains(testTextB));
+    }
+
+    public void testWithForwardAndExtension() throws IOException {
+        final String content = getContent(nodeUrlE + ".html", CONTENT_TYPE_HTML);
+        assertTrue("Content includes ESP marker",content.contains("ESP template"));
+        assertTrue("Content contains formatted test text",content.contains("<p class=\"main\">" + testTextA + "</p>"));
+        assertTrue("Text of node A is not included (" + content + ")",!content.contains(testTextB));
+    }
+
+    public void xtestInfiniteLoopDetection() throws IOException {
+        // Node C has a property that causes an infinite include loop,
+        // Sling must indicate the problem in its response
+        final GetMethod get = new GetMethod(nodeUrlC + ".html");
+        httpClient.executeMethod(get);
+        final String content = get.getResponseBodyAsString();
+        assertTrue("Response contains infinite loop error message",
+                content.contains("InfiniteIncludeLoopException"));
+
+        // TODO: SLING-515, status is 500 when running the tests as part of the maven build
+        // but 200 if running tests against a separate instance started with mvn jetty:run
+        // final int status = get.getStatusCode();
+        // assertEquals("Status is 500 for infinite loop",HttpServletResponse.SC_INTERNAL_SERVER_ERROR, status);
+    }
+
+    public void testForcedResourceType() throws IOException {
+        final String content = getContent(nodeUrlD + ".html", CONTENT_TYPE_HTML);
+        assertTrue("Content includes ESP marker",content.contains("ESP template"));
+        assertTrue("Content contains formatted test text",content.contains("<p class=\"main\">" + testTextA + "</p>"));
+        assertTrue("Text of node A is included (" + content + ")",!content.contains(testTextB));
+        assertTrue("Resource type has been forced (" + content + ")",content.contains("Forced resource type:" + forcedResourceType));
+    }
+}
diff --git a/src/test/resources/integration-test/forward-forced.esp b/src/test/resources/integration-test/forward-forced.esp
new file mode 100644
index 0000000..90670f5
--- /dev/null
+++ b/src/test/resources/integration-test/forward-forced.esp
@@ -0,0 +1,31 @@
+<%
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+ 
+// used by ForwardTest
+%><html>
+	<body>
+		<h1>ESP template</h1>
+		<p class="main"><%= currentNode.text %></p>
+		<div>
+		  Forced resource type:<%= resource.resourceType %></p>. 
+		</div>
+	</body>
+</html>
\ No newline at end of file
diff --git a/src/test/resources/integration-test/forward-test.esp b/src/test/resources/integration-test/forward-test.esp
new file mode 100644
index 0000000..fcf29d6
--- /dev/null
+++ b/src/test/resources/integration-test/forward-test.esp
@@ -0,0 +1,53 @@
+<%
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+ 
+// used by ForwardTest
+
+// Test 3: Forced Resource Type
+if(currentNode.pathToInclude && currentNode.forceResourceType) {
+  sling.forward(currentNode.pathToInclude, currentNode.forceResourceType);
+}
+
+else
+
+// Test 1: Simple Forward 
+if(currentNode.pathToInclude) {
+  sling.forward(currentNode.pathToInclude);
+}
+
+else
+
+// Test 2: Infinite Loop
+if(currentNode.testInfiniteLoop) {
+  // try to include the item itself, to cause an infinite loop
+  sling.forward(resource.getPath());
+} else {
+
+// Test 0: No Forward
+%><html>
+	<body>
+		<h1>ESP template</h1>
+		<p class="main"><%= currentNode.text %></p>
+	</body>
+</html><%
+
+}
+%>
\ No newline at end of file