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//
// System.Xml.XmlReaderSettingsTests.cs
//
// Authors:
// Atsushi Enomoto <atsushi@ximian.com>
//
// (C)2004 Novell Inc.
//
using System;
using System.IO;
using System.Net;
using System.Text;
using System.Xml;
using System.Xml.Schema;
using NUnit.Framework;
using ValidationFlags = System.Xml.Schema.XmlSchemaValidationFlags;
using AssertType = NUnit.Framework.Assert;
namespace MonoTests.System.Xml
{
[TestFixture]
public class XmlReaderSettingsTests
{
public Stream CreateStream (string xml)
{
return new MemoryStream (Encoding.UTF8.GetBytes (xml));
}
[Test]
public void DefaultValue ()
{
XmlReaderSettings s = new XmlReaderSettings ();
Assert.AreEqual (true, s.CheckCharacters, "CheckCharacters");
Assert.AreEqual (ConformanceLevel.Document, s.ConformanceLevel, "ConformanceLevel");
Assert.AreEqual (ValidationType.None, s.ValidationType, "ValidationType");
Assert.AreEqual (false, s.IgnoreComments, "IgnoreComments");
Assert.IsTrue (0 == (s.ValidationFlags &
ValidationFlags.ProcessInlineSchema), "ProcessInlineSchema");
Assert.AreEqual (false, s.IgnoreProcessingInstructions, "IgnorePI");
Assert.IsTrue (0 == (s.ValidationFlags &
ValidationFlags.ProcessSchemaLocation), "ProcessSchemaLocation");
Assert.IsTrue (0 == (s.ValidationFlags &
ValidationFlags.ReportValidationWarnings), "ReportValidationWarnings");
Assert.IsTrue (0 != (s.ValidationFlags &
ValidationFlags.ProcessIdentityConstraints), "ProcessIdentityConstraints");
// No one should use this flag BTW if someone wants
// code to be conformant to W3C XML Schema standard.
Assert.IsTrue (0 != (s.ValidationFlags &
ValidationFlags.AllowXmlAttributes), "AllowXmlAttributes");
Assert.AreEqual (false, s.IgnoreWhitespace, "IgnoreWhitespace");
Assert.AreEqual (0, s.LineNumberOffset, "LineNumberOffset");
Assert.AreEqual (0, s.LinePositionOffset, "LinePositionOffset");
Assert.IsNull (s.NameTable, "NameTable");
Assert.AreEqual (0, s.Schemas.Count, "Schemas.Count");
}
[Test]
public void SetSchemas ()
{
XmlReaderSettings s = new XmlReaderSettings ();
s.Schemas = new XmlSchemaSet ();
}
[Test]
public void SetSchemasNull ()
{
XmlReaderSettings s = new XmlReaderSettings ();
s.Schemas = null;
}
[Test]
public void CloseInput ()
{
StringReader sr = new StringReader ("<root/><root/>");
XmlReader xtr = XmlReader.Create (sr); // default false
xtr.Read ();
xtr.Close ();
// It should without error, unlike usual XmlTextReader.
sr.ReadLine ();
}
[Test]
public void CreateAndNormalization ()
{
StringReader sr = new StringReader (
"<root attr=' value '>test\rstring</root>");
XmlReaderSettings settings = new XmlReaderSettings ();
settings.CheckCharacters = false;
XmlReader xtr = XmlReader.Create (
sr, settings);
xtr.Read ();
xtr.MoveToFirstAttribute ();
Assert.AreEqual (" value ", xtr.Value);
xtr.Read ();
// Text string is normalized
Assert.AreEqual ("test\nstring", xtr.Value);
}
[Test]
public void CheckCharactersAndNormalization ()
{
// It should *not* raise an error (even Normalization
// is set by default).
StringReader sr = new StringReader (
"<root attr='�'>�</root>");
XmlReaderSettings settings = new XmlReaderSettings ();
settings.CheckCharacters = false;
XmlReader xtr = XmlReader.Create (
sr, settings);
// After creation, changes on source XmlReaderSettings
// does not matter.
settings.CheckCharacters = false;
xtr.Read ();
xtr.MoveToFirstAttribute ();
Assert.AreEqual ("\0", xtr.Value);
xtr.Read ();
Assert.AreEqual ("\0", xtr.Value);
}
// Hmm, does it really make sense? :-/
[Test]
public void CheckCharactersForNonTextReader ()
{
// It should *not* raise an error (even Normalization
// is set by default).
StringReader sr = new StringReader (
"<root attr='�'>�</root>");
XmlReaderSettings settings = new XmlReaderSettings ();
settings.CheckCharacters = false;
XmlReader xr = XmlReader.Create (
sr, settings);
// Enable character checking for XmlNodeReader.
settings.CheckCharacters = true;
XmlDocument doc = new XmlDocument ();
doc.Load (xr);
xr = XmlReader.Create (new XmlNodeReader (doc), settings);
// But it won't work against XmlNodeReader.
xr.Read ();
xr.MoveToFirstAttribute ();
Assert.AreEqual ("\0", xr.Value);
xr.Read ();
Assert.AreEqual ("\0", xr.Value);
}
[Test]
public void CreateAndSettings ()
{
Assert.IsNotNull (XmlReader.Create (CreateStream ("<xml/>")).Settings);
Assert.IsNotNull (XmlReader.Create ("Test/XmlFiles/simple.xml").Settings);
}
[Test]
public void CreateAndNameTable ()
{
// By default NameTable is null, but some of
// XmlReader.Create() should not result in null
// reference exceptions.
XmlReaderSettings s = new XmlReaderSettings ();
XmlReader.Create (new StringReader ("<root/>"), s, String.Empty)
.Read ();
XmlReader.Create (new StringReader ("<root/>"), s, (XmlParserContext) null)
.Read ();
XmlReader.Create (CreateStream ("<root/>"), s, String.Empty)
.Read ();
XmlReader.Create (CreateStream ("<root/>"), s, (XmlParserContext) null)
.Read ();
}
#region ConformanceLevel
[Test]
public void InferConformanceLevel ()
{
XmlReader xr = XmlReader.Create (new StringReader ("<foo/><bar/>"));
AssertType.AreEqual (ConformanceLevel.Document, xr.Settings.ConformanceLevel);
}
[Test]
public void InferWrappedReaderConformance ()
{
// Actually this test is weird, since XmlTextReader
// instance here does not have XmlReaderSettings.
XmlReaderSettings settings = new XmlReaderSettings ();
settings.ConformanceLevel = ConformanceLevel.Auto;
XmlReader xr = XmlReader.Create (
XmlReader.Create (new StringReader ("<foo/><bar/>")),
settings);
AssertType.AreEqual (ConformanceLevel.Document, xr.Settings.ConformanceLevel);
}
[Test]
[ExpectedException (typeof (XmlException))]
public void CreateConformanceDocument ()
{
XmlReaderSettings s = new XmlReaderSettings ();
s.ConformanceLevel = ConformanceLevel.Document;
XmlReader xr = XmlReader.Create (new StringReader (
"<foo/><bar/>"), s);
while (!xr.EOF)
xr.Read ();
}
[Test]
public void CreateConformanceFragment ()
{
XmlReaderSettings settings = new XmlReaderSettings ();
settings.ConformanceLevel = ConformanceLevel.Fragment;
XmlReader xr = XmlReader.Create (new StringReader (
"<foo/><bar/>"), settings);
while (!xr.EOF)
xr.Read ();
}
[Test]
[ExpectedException (typeof (InvalidOperationException))]
public void CreateConformanceChangeToDocument ()
{
// Actually this test is weird, since XmlTextReader
// instance here does not have XmlReaderSettings.
XmlReaderSettings settings = new XmlReaderSettings ();
settings.ConformanceLevel = ConformanceLevel.Document;
XmlReader xr = XmlReader.Create (
new XmlTextReader ("<foo/><bar/>", XmlNodeType.Element, null),
settings);
while (!xr.EOF)
xr.Read ();
}
[Test]
[ExpectedException (typeof (InvalidOperationException))]
public void CreateConformanceChangeToFragment ()
{
// Actually this test is weird, since XmlTextReader
// instance here does not have XmlReaderSettings.
XmlReaderSettings settings = new XmlReaderSettings ();
settings.ConformanceLevel = ConformanceLevel.Fragment;
XmlReader xr = XmlReader.Create (
new XmlTextReader ("<foo/>", XmlNodeType.Document, null),
settings);
while (!xr.EOF)
xr.Read ();
}
[Test]
public void CreateConformanceLevelExplicitAuto ()
{
// Even if we specify ConformanceLevel.Auto explicitly,
// XmlTextReader's ConformanceLevel becomes .Document.
XmlReaderSettings settings = new XmlReaderSettings ();
settings.ConformanceLevel = ConformanceLevel.Auto;
XmlReader xr = XmlReader.Create (
new XmlTextReader ("<foo/>", XmlNodeType.Document, null),
settings);
AssertType.AreEqual (ConformanceLevel.Document, xr.Settings.ConformanceLevel);
}
[Test]
public void CreateKeepConformance ()
{
XmlReaderSettings settings;
XmlReader xr;
// Fragment -> Fragment
settings = new XmlReaderSettings ();
settings.ConformanceLevel = ConformanceLevel.Fragment;
xr = XmlReader.Create (
XmlReader.Create (new StringReader ("<foo/>"), settings),
settings);
while (!xr.EOF)
xr.Read ();
// Document -> Document
settings.ConformanceLevel = ConformanceLevel.Document;
xr = XmlReader.Create (
XmlReader.Create (new StringReader ("<foo/>"), settings),
settings);
while (!xr.EOF)
xr.Read ();
}
#endregion
[Test]
public void CreateClonesSettings ()
{
XmlReaderSettings settings = new XmlReaderSettings ();
XmlReader xr = XmlReader.Create (new StringReader ("<doc/>"), settings);
AssertType.IsFalse (Object.ReferenceEquals (settings, xr.Settings));
}
[Test]
public void CreateValidatorFromNonIXmlNamespaceResolver ()
{
XmlReaderSettings settings = new XmlReaderSettings ();
settings.Schemas.Add (null, "Test/XmlFiles/xsd/xml.xsd");
settings.ValidationType = ValidationType.Schema;
XmlReader xr = XmlReader.Create (new StringReader ("<root/>"));
XmlReader dr = new Commons.Xml.XmlDefaultReader (xr);
// XmlDefaultReader does not implement IXmlNamespaceResolver
// but don't reject because of that fact.
XmlReader r = XmlReader.Create (dr, settings);
}
[Test]
public void NullResolver ()
{
XmlReaderSettings settings = new XmlReaderSettings ();
settings.XmlResolver = null;
using (XmlReader xr = XmlReader.Create ("Test/XmlFiles/simple.xml", settings)) {
while (!xr.EOF)
xr.Read ();
}
}
class ThrowExceptionResolver : XmlResolver
{
public override ICredentials Credentials {
set { }
}
public override object GetEntity (Uri uri, string type, Type expected)
{
throw new ApplicationException ("error");
}
}
[Test]
[ExpectedException (typeof (ApplicationException))]
public void CustomResolverUsedForXmlStream ()
{
XmlReaderSettings settings = new XmlReaderSettings ();
settings.XmlResolver = new ThrowExceptionResolver ();
using (XmlReader xr = XmlReader.Create ("Test/XmlFiles/simple.xml", settings)) {
while (!xr.EOF)
xr.Read ();
}
}
[Test]
[ExpectedException (typeof (ApplicationException))]
public void ValidationEventHandler ()
{
XmlReaderSettings settings = new XmlReaderSettings ();
settings.Schemas.Add (new XmlSchema ());
settings.ValidationType = ValidationType.Schema;
settings.ValidationEventHandler += delegate (object o, ValidationEventArgs e) {
throw new ApplicationException ();
};
XmlReader r = XmlReader.Create (
new StringReader ("<root/>"), settings);
while (!r.EOF)
r.Read ();
}
[Test]
[ExpectedException (typeof (XmlSchemaValidationException))]
// make sure that Create(string,XmlReaderSettings) returns
// validating XmlReader.
public void CreateFromUrlWithValidation ()
{
XmlReaderSettings settings = new XmlReaderSettings();
XmlSchema xs = new XmlSchema ();
settings.Schemas.Add (xs);
settings.ValidationType = ValidationType.Schema;
using (XmlReader r = XmlReader.Create ("Test/XmlFiles/simple.xml", settings)) {
r.Read ();
}
}
[Test]
public void ResolveEntities () // bug #81000
{
XmlReaderSettings s = new XmlReaderSettings ();
s.ProhibitDtd = false;
s.XmlResolver = new XmlResolver81000 ();
string xml = "<!DOCTYPE root SYSTEM \"foo.dtd\"><root>α</root>";
XmlReader r = XmlReader.Create (new StringReader (xml), s);
r.Read ();
r.Read ();
r.Read ();
// not EntityReference but Text
Assert.AreEqual (XmlNodeType.Text, r.NodeType, "#1");
r.Read ();
Assert.AreEqual (XmlNodeType.EndElement, r.NodeType, "#2");
}
public class XmlResolver81000 : XmlResolver
{
public override ICredentials Credentials { set {} }
public override object GetEntity (Uri uri, string role, Type type)
{
return new MemoryStream (Encoding.UTF8.GetBytes ("<!ENTITY alpha \"bravo\">"));
}
}
[Test]
public void IgnoreComments () // Bug #82062.
{
string xml = "<root><!-- ignore --></root>";
XmlReaderSettings s = new XmlReaderSettings ();
s.IgnoreComments = true;
XmlReader r = XmlReader.Create (new StringReader (xml), s);
r.Read ();
r.Read ();
Assert.AreEqual (String.Empty, r.Value); // should not be at the comment node.
}
[Test]
public void CreateSetsBaseUri () // bug #392385
{
XmlReader r = XmlReader.Create (new StringReader ("<x/>"), new XmlReaderSettings (), "urn:foo");
Assert.AreEqual ("urn:foo", r.BaseURI);
}
#if NET_4_5
[Test]
[ExpectedException (typeof (XmlException))]
public void ReadonlyAsync ()
{
var s = new XmlReaderSettings ();
var r = XmlReader.Create (new StringReader ("<root/>"), s);
r.Settings.Async = true;
}
[Test]
public void AsyncPropagation ()
{
var s = new XmlReaderSettings ();
s.Async = true;
var r = XmlReader.Create (new StringReader ("<root/>"), s);
var c = s.Clone ();
Assert.IsTrue (c.Async);
c.Reset ();
Assert.IsFalse (c.Async);
var r2 = XmlReader.Create (r, c);
Assert.IsTrue (r2.Settings.Async);
}
#endif
}
}
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