forked from samus/mongodb-csharp
/
TestMongoRegex.cs
142 lines (119 loc) · 4.9 KB
/
TestMongoRegex.cs
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using System.IO;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text.RegularExpressions;
using System.Xml.Serialization;
using NUnit.Framework;
namespace MongoDB.UnitTests
{
[TestFixture]
public class TestMongoRegex
{
[Test]
public void CanBeCunstructedFromNullExpressionAndOptions()
{
var regex = new MongoRegex(null, null);
Assert.IsNull(regex.Expression);
Assert.IsNull(regex.RawOptions);
}
[Test]
public void CanBeConstructed()
{
var regex = new MongoRegex("expression");
Assert.AreEqual("expression", regex.Expression);
Assert.AreEqual(string.Empty, regex.RawOptions);
}
[Test]
public void CanBeConstructedWithOption()
{
var regex = new MongoRegex("expression", "options");
Assert.AreEqual("expression",regex.Expression);
Assert.AreEqual("options",regex.RawOptions);
}
[Test]
public void CanBeConstructedFromRegex()
{
const RegexOptions options = RegexOptions.IgnoreCase |
RegexOptions.IgnorePatternWhitespace |
RegexOptions.Multiline;
var regex = new MongoRegex(new Regex("expression", options));
Assert.AreEqual("expression", regex.Expression);
Assert.AreEqual("img", regex.RawOptions);
}
[Test]
public void MongoRegexOptionFlagsAreIndependent()
{
var regex = new MongoRegex("expression", MongoRegexOption.IgnoreCase);
Assert.AreEqual("expression", regex.Expression);
Assert.AreEqual("i", regex.RawOptions);
}
[Test]
public void CanBeConstructedWithMongoRegexOption()
{
var regex = new MongoRegex("expression", MongoRegexOption.IgnoreCase | MongoRegexOption.IgnorePatternWhitespace | MongoRegexOption.Multiline);
Assert.AreEqual("expression", regex.Expression);
Assert.AreEqual("img", regex.RawOptions);
}
[Test]
public void CanBeConstructedWithRegexOptions()
{
var regex = new MongoRegex("expression", RegexOptions.IgnoreCase | RegexOptions.Multiline);
Assert.AreEqual("expression", regex.Expression);
Assert.AreEqual("im", regex.RawOptions);
}
[Test]
public void CanReadOptions()
{
var regex = new MongoRegex("expression", "img");
Assert.AreEqual(MongoRegexOption.IgnoreCase | MongoRegexOption.IgnorePatternWhitespace | MongoRegexOption.Multiline, regex.Options);
}
[Test]
public void CanSetOptions()
{
var regex = new MongoRegex("expression", null)
{
Options = MongoRegexOption.IgnoreCase & MongoRegexOption.IgnorePatternWhitespace
};
Assert.AreEqual("ig",regex.RawOptions);
}
[Test]
public void CanBeBinarySerialized()
{
var source = new MongoRegex("exp", "opt");
var formatter = new BinaryFormatter();
var mem = new MemoryStream();
formatter.Serialize(mem, source);
mem.Position = 0;
var dest = (MongoRegex)formatter.Deserialize(mem);
Assert.AreEqual(source, dest);
}
[Test]
public void CanBeXmlSerialized()
{
var source = new MongoRegex("exp", "opt");
var serializer = new XmlSerializer(typeof(MongoRegex));
var writer = new StringWriter();
serializer.Serialize(writer, source);
var dest = (MongoRegex)serializer.Deserialize(new StringReader(writer.ToString()));
Assert.AreEqual(source, dest);
}
[Test]
public void CanBeXmlSerializedWhenNullPropertys()
{
var source = new MongoRegex(null, null);
var serializer = new XmlSerializer(typeof(MongoRegex));
var writer = new StringWriter();
serializer.Serialize(writer, source);
var dest = (MongoRegex)serializer.Deserialize(new StringReader(writer.ToString()));
Assert.AreEqual(source, dest);
}
[Test]
public void CanBuildNetRegex()
{
var regex = new MongoRegex("expression", MongoRegexOption.IgnoreCase|MongoRegexOption.IgnorePatternWhitespace|MongoRegexOption.Multiline);
var netRegex = regex.BuildRegex();
Assert.IsNotNull(netRegex);
Assert.AreEqual("expression",netRegex.ToString());
Assert.AreEqual(RegexOptions.IgnorePatternWhitespace | RegexOptions.IgnoreCase | RegexOptions.Multiline, netRegex.Options);
}
}
}