Add escaping test for html renderer servlet

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1800667 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/test/java/org/apache/sling/servlets/get/impl/helpers/HtmlRendererServletTest.java b/src/test/java/org/apache/sling/servlets/get/impl/helpers/HtmlRendererServletTest.java
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+++ b/src/test/java/org/apache/sling/servlets/get/impl/helpers/HtmlRendererServletTest.java
@@ -0,0 +1,73 @@
+/*
+ * 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.servlets.get.impl.helpers;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.servlet.ServletException;
+
+import org.apache.sling.api.SlingHttpServletRequest;
+import org.apache.sling.api.SlingHttpServletResponse;
+import org.apache.sling.api.resource.Resource;
+import org.apache.sling.api.resource.ResourceResolver;
+import org.apache.sling.xss.XSSAPI;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mockito;
+
+public class HtmlRendererServletTest {
+
+    private SlingHttpServletRequest request;
+    private SlingHttpServletResponse response;
+
+    @Before
+    public void setup() throws IOException {
+        request = Mockito.mock(SlingHttpServletRequest.class);
+
+        final ResourceResolver resolver = Mockito.mock(ResourceResolver.class);
+        Mockito.when(request.getResourceResolver()).thenReturn(resolver);
+
+        final Resource resource = Mockito.mock(Resource.class);
+        Mockito.when(request.getResource()).thenReturn(resource);
+        Mockito.when(resource.getResourceResolver()).thenReturn(resolver);
+
+        final Map<String, Object> props = new HashMap<>();
+        props.put("key", "<script>alert(1);</script>");
+        Mockito.when(resource.adaptTo(Map.class)).thenReturn(props);
+
+        response = Mockito.mock(SlingHttpServletResponse.class);
+
+        Mockito.when(response.getWriter()).thenReturn(new PrintWriter(new StringWriter()));
+    }
+
+    @Test
+    public void testEscaping() throws ServletException, IOException {
+        XSSAPI xss = Mockito.mock(XSSAPI.class);
+
+        final HtmlRendererServlet servlet = new HtmlRendererServlet(xss);
+
+        servlet.doGet(request, response);
+
+        Mockito.verify(xss).encodeForHTML("<script>alert(1);</script>");
+    }
+}
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