public void Test_ComplexType_Conversion(bool withSchema)
{
dynamic instance = new ShapeBasket
{
Shapes = new List <IShape>
{
new Circle(),
new Circle {
Name = "Red Dot", Radius = 15, Color = BasicColor.Red
},
new Square {
Name = "Blue Square", Width = 20, Color = BasicColor.Blue
},
new Triangle
{
Name = "Bermuda Triangle", SideA = 10, SideB = 20, SideC = 30, Color = BasicColor.Indigo
},
new StrangeShape
{
Name = "Blob",
ChildShape = new StrangeShape
{
Name = "Child Blob", ChildShape = new Square {
Name = "Child Square", Width = 50
}
}
}
}
};
var schema = Resources.ShapeBasket_v1_0;
var convertedInstance = withSchema
? ((object)instance).ToAvroRecord(schema)
: ((object)instance).ToAvroRecord();
dynamic target = withSchema
? convertedInstance.FromAvroRecord <ShapeBasket>(schema)
: convertedInstance.FromAvroRecord <ShapeBasket>();
Assert.AreEqual(instance.Shapes[0].Name, target.Shapes[0].Name);
Assert.AreEqual(instance.Shapes[1].Name, target.Shapes[1].Name);
Assert.AreEqual(instance.Shapes[1].Radius, target.Shapes[1].Radius);
Assert.AreEqual(instance.Shapes[1].Color, target.Shapes[1].Color);
Assert.AreEqual(instance.Shapes[2].Name, target.Shapes[2].Name);
Assert.AreEqual(instance.Shapes[2].Width, target.Shapes[2].Width);
Assert.AreEqual(instance.Shapes[2].Color, target.Shapes[2].Color);
Assert.AreEqual(instance.Shapes[3].Name, target.Shapes[3].Name);
Assert.AreEqual(instance.Shapes[3].SideA, target.Shapes[3].SideA);
Assert.AreEqual(instance.Shapes[3].SideB, target.Shapes[3].SideB);
Assert.AreEqual(instance.Shapes[3].SideC, target.Shapes[3].SideC);
Assert.AreEqual(instance.Shapes[3].Color, target.Shapes[3].Color);
Assert.AreEqual(instance.Shapes[4].Name, target.Shapes[4].Name);
Assert.AreEqual(instance.Shapes[4].ChildShape.Name, target.Shapes[4].ChildShape.Name);
Assert.AreEqual(instance.Shapes[4].ChildShape.ChildShape.Name, target.Shapes[4].ChildShape.ChildShape.Name);
Assert.AreEqual(instance.Shapes[4].ChildShape.ChildShape.Width,
target.Shapes[4].ChildShape.ChildShape.Width);
}
public void Test_ComplexType_Schema_Evolution()
{
dynamic instance = new ShapeBasket
{
Shapes = new List <IShape>
{
// the schema for Circle allows for Names and Radius to be null
new Circle(),
new Circle {
Name = "Red Dot", Radius = 15, Color = BasicColor.Red
},
new Square {
Name = "Blue Square", Width = 20, Color = BasicColor.Blue
},
new Triangle
{
Name = "Bermuda Triangle", SideA = 10, SideB = 20, SideC = 30, Color = BasicColor.Indigo
},
new StrangeShape
{
Name = "Blob",
ChildShape = new StrangeShape
{
Name = "Child Blob", ChildShape = new Square {
Name = "Child Square", Width = 50
}
}
}
}
};
var schemaV1 = Resources.ShapeBasket_v1_0;
var schemaV2 = Resources.ShapeBasket_v2_0;
// encode using v1 schema
var convertedInstance = ((object)instance).ToAvroRecord(schemaV1);
// restore using v2 schema
dynamic target = convertedInstance.FromAvroRecord <ShapeBasket>(schemaV2);
Assert.AreEqual(instance.Shapes[0].Name, target.Shapes[0].Name);
Assert.AreEqual(instance.Shapes[1].Name, target.Shapes[1].Name);
Assert.AreEqual(instance.Shapes[1].Radius, target.Shapes[1].Radius);
Assert.AreEqual(instance.Shapes[1].Color, target.Shapes[1].Color);
Assert.AreEqual(instance.Shapes[2].Name, target.Shapes[2].Name);
Assert.AreEqual(instance.Shapes[2].Width, target.Shapes[2].Width);
Assert.AreEqual(instance.Shapes[2].Color, target.Shapes[2].Color);
Assert.AreEqual(instance.Shapes[3].Name, target.Shapes[3].Name);
Assert.AreEqual(instance.Shapes[3].SideA, target.Shapes[3].SideA);
Assert.AreEqual(instance.Shapes[3].SideB, target.Shapes[3].SideB);
Assert.AreEqual(instance.Shapes[3].SideC, target.Shapes[3].SideC);
Assert.AreEqual(instance.Shapes[3].Color, target.Shapes[3].Color);
Assert.AreEqual(instance.Shapes[4].Name, target.Shapes[4].Name);
Assert.AreEqual(instance.Shapes[4].ChildShape.Name, target.Shapes[4].ChildShape.Name);
Assert.AreEqual(instance.Shapes[4].ChildShape.ChildShape.Name, target.Shapes[4].ChildShape.ChildShape.Name);
Assert.AreEqual(instance.Shapes[4].ChildShape.ChildShape.Width,
target.Shapes[4].ChildShape.ChildShape.Width);
}
public void Test_ComplexType_Serialization_To_Stream()
{
dynamic instance = new ShapeBasket
{
Shapes = new List <IShape>
{
// the schema for Circle allows for Names and Radius to be null
new Circle(),
new Circle {
Name = "Red Dot", Radius = 15, Color = BasicColor.Red
},
new Square {
Name = "Blue Square", Width = 20, Color = BasicColor.Blue
},
new Triangle
{
Name = "Bermuda Triangle", SideA = 10, SideB = 20, SideC = 30, Color = BasicColor.Indigo
},
new StrangeShape
{
Name = "Blob",
ChildShape = new StrangeShape
{
Name = "Child Blob", ChildShape = new Square {
Name = "Child Square", Width = 50
}
}
}
}
};
var schema = Resources.ShapeBasket_v1_0;
var avroFile = Path.GetTempFileName();
// serialize
using (var fs = new FileStream(avroFile, FileMode.Create))
{
using var writer = AvroContainer.CreateGenericWriter(schema, fs, Codec.Deflate);
using var sequentialWriter = new SequentialWriter <object>(writer, 1);
sequentialWriter.Write(((object)instance).ToAvroRecord(schema));
}
dynamic target;
// deserialize
using (var fs = new FileStream(avroFile, FileMode.Open))
{
using var reader = AvroContainer.CreateGenericReader(fs);
using var sequentialReader = new SequentialReader <object>(reader);
target = sequentialReader.Objects.Cast <AvroRecord>().Select(r => r.FromAvroRecord <ShapeBasket>())
.FirstOrDefault();
}
File.Delete(avroFile);
Assert.AreEqual(instance.Shapes[0].Name, target.Shapes[0].Name);
Assert.AreEqual(instance.Shapes[1].Name, target.Shapes[1].Name);
Assert.AreEqual(instance.Shapes[1].Radius, target.Shapes[1].Radius);
Assert.AreEqual(instance.Shapes[1].Color, target.Shapes[1].Color);
Assert.AreEqual(instance.Shapes[2].Name, target.Shapes[2].Name);
Assert.AreEqual(instance.Shapes[2].Width, target.Shapes[2].Width);
Assert.AreEqual(instance.Shapes[2].Color, target.Shapes[2].Color);
Assert.AreEqual(instance.Shapes[3].Name, target.Shapes[3].Name);
Assert.AreEqual(instance.Shapes[3].SideA, target.Shapes[3].SideA);
Assert.AreEqual(instance.Shapes[3].SideB, target.Shapes[3].SideB);
Assert.AreEqual(instance.Shapes[3].SideC, target.Shapes[3].SideC);
Assert.AreEqual(instance.Shapes[3].Color, target.Shapes[3].Color);
Assert.AreEqual(instance.Shapes[4].Name, target.Shapes[4].Name);
Assert.AreEqual(instance.Shapes[4].ChildShape.Name, target.Shapes[4].ChildShape.Name);
Assert.AreEqual(instance.Shapes[4].ChildShape.ChildShape.Name, target.Shapes[4].ChildShape.ChildShape.Name);
Assert.AreEqual(instance.Shapes[4].ChildShape.ChildShape.Width,
target.Shapes[4].ChildShape.ChildShape.Width);
}