public void EnsureModelRelationshipEntryInSavedFileTest()
{
var file = new ThreeMfFile();
using (var ms = new MemoryStream())
{
file.Save(ms);
ms.Seek(0, SeekOrigin.Begin);
file = ThreeMfFile.Load(ms);
Assert.Equal(0, file.Models.Count);
}
file.Models.Add(new ThreeMfModel());
using (var ms = new MemoryStream())
{
file.Save(ms);
ms.Seek(0, SeekOrigin.Begin);
file = ThreeMfFile.Load(ms);
Assert.Equal(1, file.Models.Count);
}
file.Models.Add(new ThreeMfModel());
using (var ms = new MemoryStream())
{
file.Save(ms);
ms.Seek(0, SeekOrigin.Begin);
file = ThreeMfFile.Load(ms);
Assert.Equal(2, file.Models.Count);
}
}
private ZipArchive GetArchiveFromFile(ThreeMfFile file)
{
var ms = new MemoryStream();
file.Save(ms);
ms.Seek(0, SeekOrigin.Begin);
return(GetArchiveFromStream(ms));
}
public static ThreeMfFile RoundTripFile(ThreeMfFile file)
{
using (var ms = new MemoryStream())
{
file.Save(ms);
ms.Seek(0, SeekOrigin.Begin);
var file2 = ThreeMfFile.Load(ms);
return(file2);
}
}
public void FileSystemAPITest()
{
var filePath = Path.GetTempFileName();
var file = new ThreeMfFile();
file.Save(filePath);
var roundTripFile = ThreeMfFile.Load(filePath);
try
{
File.Delete(filePath);
}
catch
{
}
}
public void EnsureThumbnailRelationshipsArePresentTest()
{
var file = new ThreeMfFile();
var model = new ThreeMfModel();
model.Resources.Add(new ThreeMfObject()
{
ThumbnailData = new byte[0], ThumbnailContentType = ThreeMfImageContentType.Jpeg
});
model.Resources.Add(new ThreeMfObject()
{
ThumbnailData = new byte[0], ThumbnailContentType = ThreeMfImageContentType.Png
});
file.Models.Add(model);
using (var zipStream = new MemoryStream())
using (var packageStream = new MemoryStream())
{
// save file to stream and duplicate it so it can be re-opened as both a simple zip file and a package to validate structure
file.Save(zipStream);
zipStream.Seek(0, SeekOrigin.Begin);
zipStream.CopyTo(packageStream);
zipStream.Seek(0, SeekOrigin.Begin);
packageStream.Seek(0, SeekOrigin.Begin);
using (var archive = GetArchiveFromStream(zipStream))
using (var package = Package.Open(packageStream))
{
// get the actual thumbnail paths
var jpegPath = "/" + archive.Entries.Single(e => e.Name.EndsWith(".jpg")).FullName;
var pngPath = "/" + archive.Entries.Single(e => e.Name.EndsWith(".png")).FullName;
var modelPart = package.GetPart(new Uri("/3D/3dmodel.model", UriKind.RelativeOrAbsolute));
var rels = modelPart.GetRelationships().ToList();
Assert.Equal(2, rels.Count);
Assert.Equal(jpegPath, rels[0].TargetUri.ToString());
Assert.Equal(pngPath, rels[1].TargetUri.ToString());
}
}
}