public void HeterogeneousTest()
{
var heterogeneousSchema = @"
[
""string"",
""null"",
{ ""type"" : ""record"", ""name"" : ""Dervied2"", ""fields"" :
[
{ ""name"" : ""A"", ""type"" : ""string""},
{ ""name"" : ""C"", ""type"" : ""double""}
]
},
]
";
var schema = Schema.Parse(heterogeneousSchema);
var derived2write = new Derived2()
{
A = "derived2", C = 3.14
};
// union types (except for [null, type]) need to be manually registered
var unionSchema = schema as UnionSchema;
var cache = new ClassCache();
cache.LoadClassCache(typeof(Derived2), unionSchema[2]);
var writer = new ReflectWriter <object>(schema, cache);
var reader = new ReflectReader <object>(schema, schema, cache);
using (var stream = new MemoryStream(256))
{
var encoder = new BinaryEncoder(stream);
writer.Write(derived2write, encoder);
writer.Write("string value", encoder);
writer.Write(null, encoder);
stream.Seek(0, SeekOrigin.Begin);
var decoder = new BinaryDecoder(stream);
var derived2read = (Derived2)reader.Read(decoder);
var stringRead = (string)reader.Read(decoder);
var nullRead = reader.Read(decoder);
Assert.AreEqual(derived2read.A, derived2write.A);
Assert.AreEqual(derived2read.C, derived2write.C);
Assert.AreEqual(stringRead, "string value");
Assert.IsNull(nullRead);
}
}
public void ByteArray()
{
var schema = Schema.Parse(_fixedSchema);
var fixedRecWrite = new ByteArrayFixedRec()
{
myFixed = new byte[16] {
1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6
}
};
var fixedRecBad = new ByteArrayFixedRec()
{
myFixed = new byte[10]
};
ByteArrayFixedRec fixedRecRead = null;
var writer = new ReflectWriter <ByteArrayFixedRec>(schema);
var reader = new ReflectReader <ByteArrayFixedRec>(schema, schema);
Assert.Throws(typeof(AvroException), () => {
using (var stream = new MemoryStream(256))
{
writer.Write(fixedRecBad, new BinaryEncoder(stream));
}
});
using (var stream = new MemoryStream(256))
{
writer.Write(fixedRecWrite, new BinaryEncoder(stream));
stream.Seek(0, SeekOrigin.Begin);
fixedRecRead = reader.Read(null, new BinaryDecoder(stream));
Assert.IsTrue(fixedRecRead.myFixed.Length == 16);
Assert.IsTrue(fixedRecWrite.myFixed.SequenceEqual(fixedRecRead.myFixed));
}
}
private static void checkAlternateDeserializers <S>(S expected, Stream input, long startPos, Schema ws, Schema rs) where S : class
{
input.Position = startPos;
var reader = new ReflectReader <S>(ws, rs);
Decoder d = new BinaryDecoder(input);
S output = reader.Read(null, d);
Assert.AreEqual(input.Length, input.Position); // Ensure we have read everything.
AssertReflectRecordEqual(rs, expected, ws, output, reader.Reader.ClassCache);
}
private static S deserialize <S>(Stream ms, Schema ws, Schema rs) where S : class
{
long initialPos = ms.Position;
var r = new ReflectReader <S>(ws, rs);
Decoder d = new BinaryDecoder(ms);
S output = r.Read(null, d);
Assert.AreEqual(ms.Length, ms.Position); // Ensure we have read everything.
checkAlternateDeserializers(output, ms, initialPos, ws, rs);
return(output);
}
public void BaseClassTest()
{
var schema = Schema.Parse(BaseClassSchema);
var derived1write = new Derived1()
{
A = "derived1", B = 7
};
var derived2write = new Derived2()
{
A = "derived2", C = 3.14
};
// union types (except for [null, type]) need to be manually registered
var unionSchema = schema as UnionSchema;
var cache = new ClassCache();
cache.LoadClassCache(typeof(Derived1), unionSchema[0]);
cache.LoadClassCache(typeof(Derived2), unionSchema[1]);
var x = schema as RecordSchema;
var writer = new ReflectWriter <BaseClass>(schema, cache);
var reader = new ReflectReader <BaseClass>(schema, schema, cache);
using (var stream = new MemoryStream(256))
{
var encoder = new BinaryEncoder(stream);
writer.Write(derived1write, encoder);
writer.Write(derived2write, encoder);
stream.Seek(0, SeekOrigin.Begin);
var decoder = new BinaryDecoder(stream);
var derived1read = (Derived1)reader.Read(decoder);
var derived2read = (Derived2)reader.Read(decoder);
Assert.AreEqual(derived1read.A, derived1write.A);
Assert.AreEqual(derived1read.B, derived1write.B);
Assert.AreEqual(derived2read.A, derived2write.A);
Assert.AreEqual(derived2read.C, derived2write.C);
}
}
public void NullableTest()
{
var nullableSchema = @"
[
""null"",
{ ""type"" : ""record"", ""name"" : ""Dervied2"", ""fields"" :
[
{ ""name"" : ""A"", ""type"" : ""string""},
{ ""name"" : ""C"", ""type"" : ""double""}
]
},
]
";
var schema = Schema.Parse(nullableSchema);
var derived2write = new Derived2()
{
A = "derived2", C = 3.14
};
var writer = new ReflectWriter <Derived2>(schema);
var reader = new ReflectReader <Derived2>(schema, schema);
using (var stream = new MemoryStream(256))
{
var encoder = new BinaryEncoder(stream);
writer.Write(derived2write, encoder);
writer.Write(null, encoder);
stream.Seek(0, SeekOrigin.Begin);
var decoder = new BinaryDecoder(stream);
var derived2read = reader.Read(decoder);
var derived2null = reader.Read(decoder);
Assert.AreEqual(derived2read.A, derived2write.A);
Assert.AreEqual(derived2read.C, derived2write.C);
Assert.IsNull(derived2null);
}
}
public void RecurseTest()
{
var schema = Schema.Parse(_recurse);
var recursive = new Recursive
{
Fo = new SimpleFoo
{
Age = 67,
Attending = true,
FactTime = 90909099L,
Id = new byte[0] {
},
Name = "Ebere",
Point = 888D,
Precision = 787F
},
Recurse = new Recursive
{
Fo = new SimpleFoo
{
Age = 6,
Attending = false,
FactTime = 90L,
Id = new byte[0] {
},
Name = "Ebere Abanonu",
Point = 88D,
Precision = 78F
},
}
};
var writer = new ReflectWriter <Recursive>(schema);
var reader = new ReflectReader <Recursive>(schema, schema);
using (var stream = new MemoryStream(256))
{
writer.Write(recursive, new BinaryEncoder(stream));
stream.Seek(0, SeekOrigin.Begin);
var recursiveRead = reader.Read(new BinaryDecoder(stream));
Assert.IsTrue(recursiveRead.Fo.Attending);
Assert.AreEqual(recursiveRead.Recurse.Fo.Name, "Ebere Abanonu");
}
}
public void ListTest()
{
var schema = Schema.Parse(_simpleList);
var fixedRecWrite = new List <string>()
{
"value"
};
var writer = new ReflectWriter <List <string> >(schema);
var reader = new ReflectReader <List <string> >(schema, schema);
using (var stream = new MemoryStream(256))
{
writer.Write(fixedRecWrite, new BinaryEncoder(stream));
stream.Seek(0, SeekOrigin.Begin);
var fixedRecRead = reader.Read(new BinaryDecoder(stream));
Assert.IsTrue(fixedRecRead.Count == 1);
Assert.AreEqual(fixedRecWrite[0], fixedRecRead[0]);
}
}
public Z SerializeDeserialize(Z z)
{
try
{
Protocol protocol = Protocol.Parse(_avroTestSchemaV1);
Schema schema = null;
foreach (var s in protocol.Types)
{
if (s.Name == "Z")
{
schema = s;
}
}
var avroWriter = new ReflectWriter <Z>(schema);
var avroReader = new ReflectReader <Z>(schema, schema);
byte[] serialized;
using (var stream = new MemoryStream(256))
{
avroWriter.Write(z, new BinaryEncoder(stream));
serialized = stream.ToArray();
}
Z deserialized = null;
using (var stream = new MemoryStream(serialized))
{
deserialized = avroReader.Read(default(Z), new BinaryDecoder(stream));
}
return(deserialized);
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
throw ex;
}
}
public void ListRecTest()
{
var schema = Schema.Parse(_recordList);
var fixedRecWrite = new List <ListRec>()
{
new ListRec()
{
S = "hello"
}
};
var writer = new ReflectWriter <List <ListRec> >(schema);
var reader = new ReflectReader <List <ListRec> >(schema, schema);
using (var stream = new MemoryStream(256))
{
writer.Write(fixedRecWrite, new BinaryEncoder(stream));
stream.Seek(0, SeekOrigin.Begin);
var fixedRecRead = reader.Read(new BinaryDecoder(stream));
Assert.IsTrue(fixedRecRead.Count == 1);
Assert.AreEqual(fixedRecWrite[0].S, fixedRecRead[0].S);
}
}
public void GenericFixedDefaultConverter()
{
var schema = Schema.Parse(_fixedSchema);
var rs = schema as RecordSchema;
FixedSchema fs = null;
foreach (var f in rs.Fields)
{
if (f.Name == "myFixed")
{
fs = f.Schema as FixedSchema;
}
}
var fixedRecWrite = new GenericFixedRec()
{
myFixed = new GenericFixed(fs)
{
Value = new byte[16] {
1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6
}
}
};
GenericFixedRec fixedRecRead = null;
ClassCache.AddDefaultConverter <byte[], GenericFixed>((a, s) => new GenericFixed(s as FixedSchema, a), (p, s) => p.Value);
var writer = new ReflectWriter <GenericFixedRec>(schema);
var reader = new ReflectReader <GenericFixedRec>(schema, schema);
using (var stream = new MemoryStream(256))
{
writer.Write(fixedRecWrite, new BinaryEncoder(stream));
stream.Seek(0, SeekOrigin.Begin);
fixedRecRead = reader.Read(null, new BinaryDecoder(stream));
Assert.IsTrue(fixedRecRead.myFixed.Value.Length == 16);
Assert.IsTrue(fixedRecWrite.myFixed.Value.SequenceEqual(fixedRecRead.myFixed.Value));
}
}