set entity expansion limit to 2048 due to failing  tests

git-svn-id: https://svn.apache.org/repos/asf/xmlbeans/trunk@1838325 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/common/org/apache/xmlbeans/impl/common/Sax2Dom.java b/src/common/org/apache/xmlbeans/impl/common/Sax2Dom.java
index 989eafc..d985e25 100644
--- a/src/common/org/apache/xmlbeans/impl/common/Sax2Dom.java
+++ b/src/common/org/apache/xmlbeans/impl/common/Sax2Dom.java
@@ -48,7 +48,7 @@
 
     public Sax2Dom() throws ParserConfigurationException
     {
-        _document = DocumentHelper.newDocumentBuilder().newDocument();
+        _document = DocumentHelper.createDocument();
         _root = _document;
     }
 
@@ -65,7 +65,7 @@
         }
         else
         {
-            _document = DocumentHelper.newDocumentBuilder().newDocument();
+            _document = DocumentHelper.createDocument();
             _root = _document;
         }
     }
diff --git a/src/common/org/apache/xmlbeans/impl/common/XMLBeansConstants.java b/src/common/org/apache/xmlbeans/impl/common/XMLBeansConstants.java
index ed49cb2..5eaacbb 100644
--- a/src/common/org/apache/xmlbeans/impl/common/XMLBeansConstants.java
+++ b/src/common/org/apache/xmlbeans/impl/common/XMLBeansConstants.java
@@ -19,19 +19,19 @@
     public static final String PROPERTY_ENTITY_EXPANSION_LIMIT = "xmlbeans.entity.expansion.limit";
     public static final String PROPERTY_LOAD_DTD_GRAMMAR = "xmlbeans.load.dtd.grammar";
     public static final String PROPERTY_LOAD_EXTERNAL_DTD = "xmlbeans.load.external.dtd";
-    public static final int DEFAULT_ENTITY_EXPANSION_LIMIT = 1;
+    public static final int DEFAULT_ENTITY_EXPANSION_LIMIT = 2048;
     public static final String XML_PROPERTY_ENTITY_EXPANSION_LIMIT = "http://www.oracle.com/xml/jaxp/properties/entityExpansionLimit";
     public static final String XML_PROPERTY_SECURITY_MANAGER = "http://apache.org/xml/properties/security-manager";
     public static final String FEATURE_LOAD_DTD_GRAMMAR = "http://apache.org/xml/features/nonvalidating/load-dtd-grammar";
     public static final String FEATURE_LOAD_EXTERNAL_DTD = "http://apache.org/xml/features/nonvalidating/load-external-dtd";
 
-    static int getEntityExpansionLimit() {
+    public static int getEntityExpansionLimit() {
         return Integer.getInteger(PROPERTY_ENTITY_EXPANSION_LIMIT, DEFAULT_ENTITY_EXPANSION_LIMIT);
     }
-    static boolean isLoadDtdGrammar() {
+    public static boolean isLoadDtdGrammar() {
         return Boolean.getBoolean(PROPERTY_LOAD_DTD_GRAMMAR);
     }
-    static boolean isLoadExternalDtd() {
+    public static boolean isLoadExternalDtd() {
         return Boolean.getBoolean(PROPERTY_LOAD_EXTERNAL_DTD);
     }
 }
diff --git a/test/src/dom/checkin/ParserTest.java b/test/src/dom/checkin/ParserTest.java
new file mode 100755
index 0000000..c3a3e9d
--- /dev/null
+++ b/test/src/dom/checkin/ParserTest.java
@@ -0,0 +1,72 @@
+/*   Copyright 2018 The Apache Software Foundation
+ *
+ *   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 dom.checkin;
+
+import javax.xml.stream.XMLInputFactory;
+
+import junit.framework.*;
+
+import org.apache.xmlbeans.impl.common.*;
+
+/**
+ * Tests for XML Parser settings
+ */
+
+public class ParserTest extends TestCase {
+
+    public void testXMLBeansConstantsDefaults() {
+        assertEquals(2048, XMLBeansConstants.getEntityExpansionLimit());
+        assertFalse(XMLBeansConstants.isLoadDtdGrammar());
+        assertFalse(XMLBeansConstants.isLoadExternalDtd());
+    }
+
+    public void testXMLBeansConstantsOverrides() {
+        try {
+            System.setProperty(XMLBeansConstants.PROPERTY_ENTITY_EXPANSION_LIMIT, "1");
+            System.setProperty(XMLBeansConstants.PROPERTY_LOAD_DTD_GRAMMAR, "true");
+            System.setProperty(XMLBeansConstants.PROPERTY_LOAD_EXTERNAL_DTD, "true");
+            assertEquals(1, XMLBeansConstants.getEntityExpansionLimit());
+            assertTrue(XMLBeansConstants.isLoadDtdGrammar());
+            assertTrue(XMLBeansConstants.isLoadExternalDtd());
+        } finally {
+            System.clearProperty(XMLBeansConstants.PROPERTY_ENTITY_EXPANSION_LIMIT);
+            System.clearProperty(XMLBeansConstants.PROPERTY_LOAD_DTD_GRAMMAR);
+            System.clearProperty(XMLBeansConstants.PROPERTY_LOAD_EXTERNAL_DTD);
+        }
+    }
+
+    public void testXmlInputFactoryPropertyDefaults() {
+        XMLInputFactory factory = StaxHelper.newXMLInputFactory();
+        assertEquals(true, factory.getProperty(XMLInputFactory.IS_NAMESPACE_AWARE));
+        assertEquals(false, factory.getProperty(XMLInputFactory.IS_VALIDATING));
+        assertEquals(false, factory.getProperty(XMLInputFactory.SUPPORT_DTD));
+        assertEquals(false, factory.getProperty(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES));
+    }
+
+    public void testXmlInputFactoryPropertyOverrides() {
+        try {
+            System.setProperty(XMLBeansConstants.PROPERTY_LOAD_DTD_GRAMMAR, "true");
+            System.setProperty(XMLBeansConstants.PROPERTY_LOAD_EXTERNAL_DTD, "true");
+            XMLInputFactory factory = StaxHelper.newXMLInputFactory();
+            assertEquals(true, factory.getProperty(XMLInputFactory.SUPPORT_DTD));
+            assertEquals(true, factory.getProperty(XMLInputFactory.IS_SUPPORTING_EXTERNAL_ENTITIES));
+        } finally {
+            System.clearProperty(XMLBeansConstants.PROPERTY_LOAD_DTD_GRAMMAR);
+            System.clearProperty(XMLBeansConstants.PROPERTY_LOAD_EXTERNAL_DTD);
+        }
+    }
+}