public void ThrowsOnArrayWriteWhenValueExpected()
{
var elements = new List <PlyElement>()
{
new PlyElement("vertex", 1, new List <PlyProperty>()
{
new PlyProperty("x", PlyType.Float),
}),
new PlyElement("face", 1, new List <PlyProperty>()
{
new PlyArrayProperty("vertex_index", PlyType.Int, PlyType.Int)
})
};
var header = new PlyHeader(PlyFormat.Ascii, elements);
using (var stream = new MemoryStream())
{
var writer = new PlyAsciiWriter(stream, header);
Assert.Throws <UnexpectedDataTypeException>(() => writer.WriteArray(1, 2, 3));
Assert.DoesNotThrow(() => writer.WriteValue(1.2f));
Assert.Throws <UnexpectedDataTypeException>(() => writer.WriteValue(12.0f));
Assert.Throws <InvalidOperationException>(() => writer.Dispose());
Assert.DoesNotThrow(() => writer.WriteArray(1, 2, 3));
Assert.DoesNotThrow(() => writer.Dispose());
}
}
public void ThrowsWhenTooManyValuesWritten()
{
var elements = new List <PlyElement>()
{
new PlyElement("vertex", 1, new List <PlyProperty>()
{
new PlyProperty("x", PlyType.Float),
}),
new PlyElement("face", 1, new List <PlyProperty>()
{
new PlyArrayProperty("vertex_index", PlyType.Int, PlyType.Int)
})
};
var header = new PlyHeader(PlyFormat.Ascii, elements);
using (var stream = new MemoryStream())
{
using (var writer = new PlyAsciiWriter(stream, header))
{
writer.WriteValue(1.0f);
writer.WriteArray(new int[] { 12, 16, 45 });
Assert.Throws <InvalidOperationException>(() => writer.WriteArray(new int[] { 1, 2, 3 }));
}
}
}
private string GetWriterOutput(PlyHeader header, Action <PlyWriter> populateWriterFunc)
{
using (var stream = new MemoryStream())
{
using (var writer = new PlyAsciiWriter(stream, header))
{
populateWriterFunc(writer);
}
stream.Position = 0;
using (var reader = new StreamReader(stream))
{
var actual = reader.ReadToEnd();
return(actual);
}
}
}
public void ThrowsOnUnexpectedDataType()
{
var elements = new List <PlyElement>()
{
new PlyElement("vertex", 1, new List <PlyProperty>()
{
new PlyProperty("x", PlyType.Float),
})
};
var header = new PlyHeader(PlyFormat.Ascii, elements);
using (var stream = new MemoryStream())
{
var writer = new PlyAsciiWriter(stream, header);
Assert.Throws <UnexpectedDataTypeException>(() => writer.WriteValue(12));
writer.ForceDispose();
}
}
public void ThrowsWhenNotAllValuesWritten()
{
var elements = new List <PlyElement>()
{
new PlyElement("vertex", 1, new List <PlyProperty>()
{
new PlyProperty("x", PlyType.Float),
}),
new PlyElement("face", 1, new List <PlyProperty>()
{
new PlyArrayProperty("vertex_index", PlyType.Int, PlyType.Int)
})
};
var header = new PlyHeader(PlyFormat.Ascii, elements);
using (var stream = new MemoryStream())
{
var writer = new PlyAsciiWriter(stream, header);
writer.WriteValue(1.0f);
Assert.Throws <InvalidOperationException>(() => writer.Dispose());
writer.ForceDispose();
}
}
