diff --git a/src/test/java/org/apache/sling/launchpad/webapp/integrationtest/accessManager/AbstractAccessManagerTest.java b/src/test/java/org/apache/sling/launchpad/webapp/integrationtest/accessManager/AbstractAccessManagerTest.java
index 2ce7106..fa3994e 100644
--- a/src/test/java/org/apache/sling/launchpad/webapp/integrationtest/accessManager/AbstractAccessManagerTest.java
+++ b/src/test/java/org/apache/sling/launchpad/webapp/integrationtest/accessManager/AbstractAccessManagerTest.java
@@ -21,6 +21,7 @@
 import java.net.URL;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Random;
 
 import javax.servlet.http.HttpServletResponse;
 
@@ -151,12 +152,12 @@
     }
     
     
-    protected static int counter = 1;
+    protected static Random random = new Random(System.currentTimeMillis());
     
 	protected String createTestUser() throws IOException {
         String postUrl = HTTP_BASE_URL + "/system/userManager/user.create.html";
 
-		String testUserId = "testUser" + (counter++);
+		String testUserId = "testUser" + random.nextInt();
 		List<NameValuePair> postParams = new ArrayList<NameValuePair>();
 		postParams.add(new NameValuePair(":name", testUserId));
 		postParams.add(new NameValuePair("pwd", "testPwd"));
@@ -169,7 +170,7 @@
 	protected String createTestGroup() throws IOException {
         String postUrl = HTTP_BASE_URL + "/system/userManager/group.create.html";
 
-		String testGroupId = "testGroup" + (counter++);
+		String testGroupId = "testGroup" + random.nextInt();
 		List<NameValuePair> postParams = new ArrayList<NameValuePair>();
 		postParams.add(new NameValuePair(":name", testGroupId));
 		
@@ -181,7 +182,7 @@
 	}
 	
 	protected String createTestFolder() throws IOException {
-        String postUrl = HTTP_BASE_URL + TEST_BASE_PATH + "/" + "testFolder" + (counter++);
+        String postUrl = HTTP_BASE_URL + TEST_BASE_PATH + "/" + "testFolder" + random.nextInt();
 
         final String location = testClient.createNode(postUrl + SlingPostConstants.DEFAULT_CREATE_SUFFIX, null);
         assertHttpStatus(location + DEFAULT_EXT, HttpServletResponse.SC_OK,
diff --git a/src/test/java/org/apache/sling/launchpad/webapp/integrationtest/accessManager/PrivilegesInfoTest.java b/src/test/java/org/apache/sling/launchpad/webapp/integrationtest/accessManager/PrivilegesInfoTest.java
new file mode 100644
index 0000000..ef33db2
--- /dev/null
+++ b/src/test/java/org/apache/sling/launchpad/webapp/integrationtest/accessManager/PrivilegesInfoTest.java
@@ -0,0 +1,320 @@
+/*
+ * 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.accessManager;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.commons.httpclient.Credentials;
+import org.apache.commons.httpclient.NameValuePair;
+import org.apache.commons.httpclient.UsernamePasswordCredentials;
+import org.apache.sling.commons.json.JSONException;
+import org.apache.sling.commons.json.JSONObject;
+import org.apache.sling.servlets.post.SlingPostConstants;
+
+/**
+ * Tests for the PrivilegesInfo Script Helper
+ */
+public class PrivilegesInfoTest extends AbstractAccessManagerTest {
+	
+	String testUserId = null;
+	String testGroupId = null;
+	String testFolderUrl = null;
+    Set<String> toDelete = new HashSet<String>();
+	
+	@Override
+	protected void setUp() throws Exception {
+		super.setUp();
+
+        // Script for server-side PrivilegeInfo calculations
+        String scriptPath = "/apps/nt/unstructured";
+        testClient.mkdirs(WEBDAV_BASE_URL, scriptPath);
+        toDelete.add(uploadTestScript(scriptPath,
+        				"accessmanager/privileges-info.json.esp",
+        				"privileges-info.json.esp"));
+	}
+
+	@Override
+	protected void tearDown() throws Exception {
+		super.tearDown();
+
+		Credentials creds = new UsernamePasswordCredentials("admin", "admin");
+
+		if (testFolderUrl != null) {
+			//remove the test user if it exists.
+			String postUrl = testFolderUrl;
+			List<NameValuePair> postParams = new ArrayList<NameValuePair>();
+			postParams.add(new NameValuePair(":operation", "delete"));
+			assertAuthenticatedPostStatus(creds, postUrl, HttpServletResponse.SC_OK, postParams, null);
+		}
+		if (testGroupId != null) {
+			//remove the test user if it exists.
+			String postUrl = HTTP_BASE_URL + "/system/userManager/group/" + testGroupId + ".delete.html";
+			List<NameValuePair> postParams = new ArrayList<NameValuePair>();
+			assertAuthenticatedPostStatus(creds, postUrl, HttpServletResponse.SC_OK, postParams, null);
+		}
+		if (testUserId != null) {
+			//remove the test user if it exists.
+			String postUrl = HTTP_BASE_URL + "/system/userManager/user/" + testUserId + ".delete.html";
+			List<NameValuePair> postParams = new ArrayList<NameValuePair>();
+			assertAuthenticatedPostStatus(creds, postUrl, HttpServletResponse.SC_OK, postParams, null);
+		}
+		
+        for(String script : toDelete) {
+            testClient.delete(script);
+        }
+	}
+	
+	/*
+	 * testuser granted read / denied write
+	 */
+	public void testDeniedWriteForUser() throws IOException, JSONException {
+		testUserId = createTestUser();
+		testFolderUrl = createTestFolder();
+		
+		//assign some privileges
+        String postUrl = testFolderUrl + ".modifyAce.html";
+
+		List<NameValuePair> postParams = new ArrayList<NameValuePair>();
+		postParams.add(new NameValuePair("principalId", testUserId));
+		postParams.add(new NameValuePair("privilege@jcr:read", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:readAccessControl", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:write", "denied"));
+		
+		Credentials adminCreds = new UsernamePasswordCredentials("admin", "admin");
+		assertAuthenticatedPostStatus(adminCreds, postUrl, HttpServletResponse.SC_OK, postParams, null);
+		
+		String getUrl = testFolderUrl + ".privileges-info.json";
+
+		//fetch the JSON for the test page to verify the settings.
+		Credentials testUserCreds = new UsernamePasswordCredentials(testUserId, "testPwd");
+
+		String json = getAuthenticatedContent(testUserCreds, getUrl, CONTENT_TYPE_JSON, null, HttpServletResponse.SC_OK);
+		assertNotNull(json);
+		JSONObject jsonObj = new JSONObject(json);
+		
+		assertEquals(false, jsonObj.getBoolean("canAddChildren"));
+		assertEquals(false, jsonObj.getBoolean("canDeleteChildren"));
+		assertEquals(false, jsonObj.getBoolean("canDelete"));
+		assertEquals(false, jsonObj.getBoolean("canModifyProperties"));
+		assertEquals(true, jsonObj.getBoolean("canReadAccessControl"));
+		assertEquals(false, jsonObj.getBoolean("canModifyAccessControl"));
+	}
+
+	/*
+	 * testuser granted read / granted write
+	 */
+	public void testGrantedWriteForUser() throws IOException, JSONException {
+		testUserId = createTestUser();
+		testFolderUrl = createTestFolder();
+		
+		//assign some privileges
+        String postUrl = testFolderUrl + ".modifyAce.html";
+
+		List<NameValuePair> postParams = new ArrayList<NameValuePair>();
+		postParams.add(new NameValuePair("principalId", testUserId));
+		postParams.add(new NameValuePair("privilege@jcr:read", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:write", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:readAccessControl", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:modifyAccessControl", "granted"));
+		
+		Credentials adminCreds = new UsernamePasswordCredentials("admin", "admin");
+		assertAuthenticatedPostStatus(adminCreds, postUrl, HttpServletResponse.SC_OK, postParams, null);
+
+		String getUrl = testFolderUrl + ".privileges-info.json";
+
+		//fetch the JSON for the test page to verify the settings.
+		Credentials testUserCreds = new UsernamePasswordCredentials(testUserId, "testPwd");
+
+		String json = getAuthenticatedContent(testUserCreds, getUrl, CONTENT_TYPE_JSON, null, HttpServletResponse.SC_OK);
+		assertNotNull(json);
+		JSONObject jsonObj = new JSONObject(json);
+		
+		assertEquals(true, jsonObj.getBoolean("canAddChildren"));
+		assertEquals(true, jsonObj.getBoolean("canDeleteChildren"));
+		//the parent node must also have jcr:removeChildren granted for 'canDelete' to be true
+		assertEquals(false, jsonObj.getBoolean("canDelete"));  
+		assertEquals(true, jsonObj.getBoolean("canModifyProperties"));
+		assertEquals(true, jsonObj.getBoolean("canReadAccessControl"));
+		assertEquals(true, jsonObj.getBoolean("canModifyAccessControl"));
+		
+		//add a child node to verify the 'canDelete' use case
+        String childFolderUrl = testClient.createNode(testFolderUrl + "/testFolder" + random.nextInt() + SlingPostConstants.DEFAULT_CREATE_SUFFIX, null);
+        String childPostUrl = childFolderUrl + ".modifyAce.html";
+
+		postParams = new ArrayList<NameValuePair>();
+		postParams.add(new NameValuePair("principalId", testUserId));
+		postParams.add(new NameValuePair("privilege@jcr:read", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:removeNode", "granted"));
+		assertAuthenticatedPostStatus(adminCreds, childPostUrl, HttpServletResponse.SC_OK, postParams, null);
+		
+		String childGetUrl = childFolderUrl + ".privileges-info.json";
+		String childJson = getAuthenticatedContent(testUserCreds, childGetUrl, CONTENT_TYPE_JSON, null, HttpServletResponse.SC_OK);
+		assertNotNull(childJson);
+		JSONObject childJsonObj = new JSONObject(childJson);
+		assertEquals(true, childJsonObj.getBoolean("canDelete"));
+	}
+
+	
+	
+	/*
+	 * group testuser granted read / denied write
+	 */
+	public void testDeniedWriteForGroup() throws IOException, JSONException {
+		testGroupId = createTestGroup();
+		testUserId = createTestUser();
+		testFolderUrl = createTestFolder();
+
+		Credentials adminCreds = new UsernamePasswordCredentials("admin", "admin");
+
+		//add testUserId to testGroup
+        String groupPostUrl = HTTP_BASE_URL + "/system/userManager/group/" + testGroupId + ".update.html";
+		List<NameValuePair> groupPostParams = new ArrayList<NameValuePair>();
+		groupPostParams.add(new NameValuePair(":member", testUserId));
+		assertAuthenticatedPostStatus(adminCreds, groupPostUrl, HttpServletResponse.SC_OK, groupPostParams, null);
+		
+		//assign some privileges
+        String postUrl = testFolderUrl + ".modifyAce.html";
+
+		List<NameValuePair> postParams = new ArrayList<NameValuePair>();
+		postParams.add(new NameValuePair("principalId", testGroupId));
+		postParams.add(new NameValuePair("privilege@jcr:read", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:readAccessControl", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:write", "denied"));
+		
+		assertAuthenticatedPostStatus(adminCreds, postUrl, HttpServletResponse.SC_OK, postParams, null);
+		
+		String getUrl = testFolderUrl + ".privileges-info.json";
+
+		//fetch the JSON for the test page to verify the settings.
+		Credentials testUserCreds = new UsernamePasswordCredentials(testUserId, "testPwd");
+
+		String json = getAuthenticatedContent(testUserCreds, getUrl, CONTENT_TYPE_JSON, null, HttpServletResponse.SC_OK);
+		assertNotNull(json);
+		JSONObject jsonObj = new JSONObject(json);
+		
+		assertEquals(false, jsonObj.getBoolean("canAddChildren"));
+		assertEquals(false, jsonObj.getBoolean("canDeleteChildren"));
+		assertEquals(false, jsonObj.getBoolean("canDelete"));
+		assertEquals(false, jsonObj.getBoolean("canModifyProperties"));
+		assertEquals(true, jsonObj.getBoolean("canReadAccessControl"));
+		assertEquals(false, jsonObj.getBoolean("canModifyAccessControl"));
+	}
+
+	/*
+	 * group testuser granted read / granted write
+	 */
+	public void testGrantedWriteForGroup() throws IOException, JSONException {
+		testGroupId = createTestGroup();
+		testUserId = createTestUser();
+		testFolderUrl = createTestFolder();
+
+		Credentials adminCreds = new UsernamePasswordCredentials("admin", "admin");
+
+		//add testUserId to testGroup
+        String groupPostUrl = HTTP_BASE_URL + "/system/userManager/group/" + testGroupId + ".update.html";
+		List<NameValuePair> groupPostParams = new ArrayList<NameValuePair>();
+		groupPostParams.add(new NameValuePair(":member", testUserId));
+		assertAuthenticatedPostStatus(adminCreds, groupPostUrl, HttpServletResponse.SC_OK, groupPostParams, null);
+
+		//assign some privileges
+        String postUrl = testFolderUrl + ".modifyAce.html";
+
+		List<NameValuePair> postParams = new ArrayList<NameValuePair>();
+		postParams.add(new NameValuePair("principalId", testGroupId));
+		postParams.add(new NameValuePair("privilege@jcr:read", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:write", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:readAccessControl", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:modifyAccessControl", "granted"));
+		
+		assertAuthenticatedPostStatus(adminCreds, postUrl, HttpServletResponse.SC_OK, postParams, null);
+
+		String getUrl = testFolderUrl + ".privileges-info.json";
+
+		//fetch the JSON for the test page to verify the settings.
+		Credentials testUserCreds = new UsernamePasswordCredentials(testUserId, "testPwd");
+
+		String json = getAuthenticatedContent(testUserCreds, getUrl, CONTENT_TYPE_JSON, null, HttpServletResponse.SC_OK);
+		assertNotNull(json);
+		JSONObject jsonObj = new JSONObject(json);
+		
+		assertEquals(true, jsonObj.getBoolean("canAddChildren"));
+		assertEquals(true, jsonObj.getBoolean("canDeleteChildren"));
+		//the parent node must also have jcr:removeChildren granted for 'canDelete' to be true
+		assertEquals(false, jsonObj.getBoolean("canDelete"));
+		assertEquals(true, jsonObj.getBoolean("canModifyProperties"));
+		assertEquals(true, jsonObj.getBoolean("canReadAccessControl"));
+		assertEquals(true, jsonObj.getBoolean("canModifyAccessControl"));
+		
+
+		//add a child node to verify the 'canDelete' use case
+        String childFolderUrl = testClient.createNode(testFolderUrl + "/testFolder" + random.nextInt() + SlingPostConstants.DEFAULT_CREATE_SUFFIX, null);
+        String childPostUrl = childFolderUrl + ".modifyAce.html";
+
+		postParams = new ArrayList<NameValuePair>();
+		postParams.add(new NameValuePair("principalId", testGroupId));
+		postParams.add(new NameValuePair("privilege@jcr:read", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:removeNode", "granted"));
+		assertAuthenticatedPostStatus(adminCreds, childPostUrl, HttpServletResponse.SC_OK, postParams, null);
+		
+		String childGetUrl = childFolderUrl + ".privileges-info.json";
+		String childJson = getAuthenticatedContent(testUserCreds, childGetUrl, CONTENT_TYPE_JSON, null, HttpServletResponse.SC_OK);
+		assertNotNull(childJson);
+		JSONObject childJsonObj = new JSONObject(childJson);
+		assertEquals(true, childJsonObj.getBoolean("canDelete"));
+	}
+	
+
+	/**
+	 * Test the fix for SLING-1090
+	 */
+	public void testSLING_1090() throws Exception {
+		testUserId = createTestUser();
+
+        //grant jcr: removeChildNodes to the root node
+        ArrayList<NameValuePair> postParams = new ArrayList<NameValuePair>();
+		postParams.add(new NameValuePair("principalId", testUserId));
+		postParams.add(new NameValuePair("privilege@jcr:read", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:removeChildNodes", "granted"));
+		Credentials adminCreds = new UsernamePasswordCredentials("admin", "admin");
+		assertAuthenticatedPostStatus(adminCreds, HTTP_BASE_URL + "/.modifyAce.html", HttpServletResponse.SC_OK, postParams, null);
+
+		//create a node as a child of the root folder
+		testFolderUrl = testClient.createNode(HTTP_BASE_URL + "/testFolder" + random.nextInt() + SlingPostConstants.DEFAULT_CREATE_SUFFIX, null);
+        String postUrl = testFolderUrl + ".modifyAce.html";
+        
+        //grant jcr:removeNode to the test node
+        postParams = new ArrayList<NameValuePair>();
+		postParams.add(new NameValuePair("principalId", testUserId));
+		postParams.add(new NameValuePair("privilege@jcr:read", "granted"));
+		postParams.add(new NameValuePair("privilege@jcr:removeNode", "granted"));
+		assertAuthenticatedPostStatus(adminCreds, postUrl, HttpServletResponse.SC_OK, postParams, null);
+		
+		//fetch the JSON for the test page to verify the settings.
+		String getUrl = testFolderUrl + ".privileges-info.json";
+		Credentials testUserCreds = new UsernamePasswordCredentials(testUserId, "testPwd");
+		String json = getAuthenticatedContent(testUserCreds, getUrl, CONTENT_TYPE_JSON, null, HttpServletResponse.SC_OK);
+		assertNotNull(json);
+		JSONObject jsonObj = new JSONObject(json);
+		assertEquals(true, jsonObj.getBoolean("canDelete"));
+	}
+}
diff --git a/src/test/resources/integration-test/accessmanager/privileges-info.json.esp b/src/test/resources/integration-test/accessmanager/privileges-info.json.esp
new file mode 100644
index 0000000..8034c1b
--- /dev/null
+++ b/src/test/resources/integration-test/accessmanager/privileges-info.json.esp
@@ -0,0 +1,11 @@
+{
+<% 
+   var privilegesInfo = new Packages.org.apache.sling.jcr.jackrabbit.accessmanager.PrivilegesInfo();
+%>
+	"canAddChildren" : <%=privilegesInfo.canAddChildren(currentNode)%>,
+	"canDeleteChildren" : <%=privilegesInfo.canDeleteChildren(currentNode)%>,
+	"canDelete" : <%=privilegesInfo.canDelete(currentNode)%>,
+	"canModifyProperties" : <%=privilegesInfo.canModifyProperties(currentNode)%>,
+	"canReadAccessControl" : <%=privilegesInfo.canReadAccessControl(currentNode)%>,
+	"canModifyAccessControl" : <%=privilegesInfo.canModifyAccessControl(currentNode)%>
+}