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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.IO;
using System.Linq;
using System.Text;
using System.Web.WebPages.Administration.PackageManager;
using System.Xml.Linq;
using Xunit;
namespace System.Web.WebPages.Administration.Test
{
public class PackagesSourceFileTest
{
[Fact]
public void PackagesSourceFileThrowsIfTheXmlElementDoesNotContainNameAndUrl()
{
// Arrange
var element = new XElement("source");
// Act and Assert
Assert.Throws<FormatException>(() => PackageSourceFile.ParsePackageSource(element));
}
[Fact]
public void PackagesSourceFileThrowsIfTheXmlElementDoesNotContainUrl()
{
// Arrange
var element = new XElement("source", new XAttribute("displayname", "foo"), new XAttribute("filterpreferred", false));
// Act and Assert
Assert.Throws<FormatException>(() => PackageSourceFile.ParsePackageSource(element));
}
[Fact]
public void PackagesSourceFileThrowsIfTheXmlElementDoesNotContainName()
{
// Arrange
var element = new XElement("source", new XAttribute("url", "http://microsoft.com"), new XAttribute("filterpreferred", false));
// Act and Assert
Assert.Throws<FormatException>(() => PackageSourceFile.ParsePackageSource(element));
}
[Fact]
public void PackagesSourceFileDoesNotThrowIfXmlElementDoesNotContainPreferred()
{
// Arrange
var element = new XElement("source", new XAttribute("displayname", "foo"), new XAttribute("url", "http://microsoft.com"));
// Act
var item = PackageSourceFile.ParsePackageSource(element);
// Assert
Assert.NotNull(item);
}
[Fact]
public void PackagesSourceFileThrowsIfTheFeedUrlIsMalformed()
{
// Arrange
var element = new XElement("source",
new XAttribute("displayname", "foo"),
new XAttribute("url", "bad-url.com"),
new XAttribute("filterpreferred", false)
);
// Act and Assert
Assert.Throws<FormatException>(() => PackageSourceFile.ParsePackageSource(element));
}
[Fact]
public void PackagesSourceFileParsesXElement()
{
// Arrange
var element = new XElement("source",
new XAttribute("displayname", "foo"),
new XAttribute("url", "http://www.microsoft.com"),
new XAttribute("filterpreferred", true)
);
// Act
var WebPackageSource = PackageSourceFile.ParsePackageSource(element);
// Assert
Assert.Equal("foo", WebPackageSource.Name);
Assert.Equal("http://www.microsoft.com", WebPackageSource.Source);
Assert.True(WebPackageSource.FilterPreferredPackages);
}
[Fact]
public void PackagesSourceFileReadsAllFeedsFromStream()
{
// Arrange
var document = new XDocument(
new XElement("sources",
new XElement("source", new XAttribute("displayname", "Feed1"), new XAttribute("url", "http://www.microsoft.com/feed1"), new XAttribute("filterpreferred", true)),
new XElement("source", new XAttribute("displayname", "Feed2"), new XAttribute("url", "http://www.microsoft.com/feed2"), new XAttribute("filterpreferred", true))
));
var stream = new MemoryStream();
document.Save(stream);
stream = new MemoryStream(stream.ToArray());
string xml = new StreamReader(stream).ReadToEnd().TrimEnd('\0');
// Act
var result = PackageSourceFile.ReadFeeds(() => new MemoryStream(Encoding.Default.GetBytes(xml)));
// Assert
Assert.Equal(2, result.Count());
Assert.Equal("Feed1", result.First().Name);
Assert.Equal("Feed2", result.Last().Name);
}
[Fact]
public void PackagesSourceFileWritesAllFeedsToStream()
{
// Arrange
var packagesSources = new[]
{
new WebPackageSource(name: "Feed1", source: "http://www.microsoft.com/Feed1"),
new WebPackageSource(name: "Feed2", source: "http://www.microsoft.com/Feed2") { FilterPreferredPackages = true }
};
var stream = new MemoryStream();
// Act
PackageSourceFile.WriteFeeds(packagesSources, () => stream);
stream = new MemoryStream(stream.ToArray());
string result = new StreamReader(stream).ReadToEnd().TrimEnd('\0');
// Assert
var document = XDocument.Parse(result);
Assert.Equal(document.Root.Name, "sources");
Assert.Equal(document.Root.Elements().Count(), 2);
var firstFeed = document.Root.Elements().First();
Assert.Equal(firstFeed.Name, "source");
Assert.Equal(firstFeed.Attribute("displayname").Value, "Feed1");
Assert.Equal(firstFeed.Attribute("url").Value, "http://www.microsoft.com/Feed1");
Assert.Equal(firstFeed.Attribute("filterpreferred").Value, "false");
var secondFeed = document.Root.Elements().Last();
Assert.Equal(secondFeed.Name, "source");
Assert.Equal(secondFeed.Attribute("displayname").Value, "Feed2");
Assert.Equal(secondFeed.Attribute("url").Value, "http://www.microsoft.com/Feed2");
Assert.Equal(secondFeed.Attribute("filterpreferred").Value, "true");
}
}
}
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