public void TestReadInvalidAvroInput()
{
string Schema = @"
{""type"":""array"",
""items"":
{
""type"":""record"",
""name"":""TestNS.Person"",
""fields"":
[
{ ""name"":""Id"", ""type"":""int"" },
{ ""name"":""Title"", ""type"":""string"" },
]
}
}";
using (var stream = new MemoryStream())
{
using (var writer = AvroContainer.CreateGenericWriter(Schema, stream, /*leave open*/ true, Codec.Null))
using (var seqWriter = new SequentialWriter <object>(writer, 24))
{
}
stream.Seek(0, SeekOrigin.Begin);
var avroReader = new ODataAvroReader(this.CreateODataInputContext(stream), true);
Assert.AreEqual(ODataReaderState.Start, avroReader.State);
Assert.IsFalse(avroReader.Read());
Assert.AreEqual(ODataReaderState.Exception, avroReader.State);
}
}
public void TestReadAvroAsODataFeed()
{
const string Schema = @"
{""type"":""array"",
""items"":
{
""type"":""record"",
""name"":""TestNS.Person"",
""fields"":
[
{ ""name"":""Id"", ""type"":""int"" },
{ ""name"":""Title"", ""type"":""string"" },
]
}
}";
var serializer = AvroSerializer.CreateGeneric(Schema);
using (var stream = new MemoryStream())
{
var arraySchema = (ArraySchema)serializer.WriterSchema;
var recordSchema = arraySchema.ItemSchema;
var rec1 = new AvroRecord(recordSchema);
rec1["Id"] = 1;
rec1["Title"] = "s1";
var rec2 = new AvroRecord(recordSchema);
rec2["Id"] = 2;
rec2["Title"] = "s2";
var array = new[] { rec1, rec2 };
using (var writer = AvroContainer.CreateGenericWriter(Schema, stream, /*leave open*/ true, Codec.Null))
using (var seqWriter = new SequentialWriter <object>(writer, 24))
{
seqWriter.Write(array);
}
stream.Seek(0, SeekOrigin.Begin);
var avroReader = new ODataAvroReader(this.CreateODataInputContext(stream), true);
Assert.AreEqual(ODataReaderState.Start, avroReader.State);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.FeedStart, avroReader.State);
Assert.IsTrue(avroReader.Read());
// Entry 1
Assert.AreEqual(ODataReaderState.EntryStart, avroReader.State);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.EntryEnd, avroReader.State);
var entry = avroReader.Item as ODataEntry;
Assert.IsNotNull(entry);
var properties = entry.Properties.ToList();
Assert.AreEqual(2, properties.Count);
Assert.AreEqual("Id", properties[0].Name);
Assert.AreEqual(1, properties[0].Value);
Assert.AreEqual("Title", properties[1].Name);
Assert.AreEqual("s1", properties[1].Value);
// Entry 2
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.EntryStart, avroReader.State);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.EntryEnd, avroReader.State);
entry = avroReader.Item as ODataEntry;
Assert.IsNotNull(entry);
properties = entry.Properties.ToList();
Assert.AreEqual(2, properties.Count);
Assert.AreEqual("Id", properties[0].Name);
Assert.AreEqual(2, properties[0].Value);
Assert.AreEqual("Title", properties[1].Name);
Assert.AreEqual("s2", properties[1].Value);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.FeedEnd, avroReader.State);
Assert.IsFalse(avroReader.Read());
Assert.AreEqual(ODataReaderState.Completed, avroReader.State);
}
}
public void TestReadAvroAsODataEntry()
{
const string Schema = @"
{
""type"":""record"",
""name"":""TestNS.Person"",
""fields"":
[
{ ""name"":""Id"", ""type"":""int"" },
{ ""name"":""Title"", ""type"":""string"" },
{ ""name"":""Address"", ""type"":{
""name"":""TestNS.Address"",
""type"":""record"",
""fields"":[
{ ""name"":""ZipCode"", ""type"":""long"" },
]
}
},
]
}";
var serializer = AvroSerializer.CreateGeneric(Schema);
using (var stream = new MemoryStream())
{
var expected = new AvroRecord(serializer.WriterSchema);
expected["Id"] = -5;
expected["Title"] = "set";
var cpxSchema = ((RecordSchema)serializer.WriterSchema).GetField("Address").TypeSchema;
var cpx = new AvroRecord(cpxSchema);
cpx["ZipCode"] = 5L;
expected["Address"] = cpx;
using (var writer = AvroContainer.CreateGenericWriter(Schema, stream, /*leave open*/ true, Codec.Null))
{
using (var streamWriter = new SequentialWriter <object>(writer, 24))
{
// Serialize the data to stream using the sequential writer
streamWriter.Write(expected);
}
}
stream.Seek(0, SeekOrigin.Begin);
var avroReader = new ODataAvroReader(this.CreateODataInputContext(stream), false);
Assert.AreEqual(ODataReaderState.Start, avroReader.State);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.EntryStart, avroReader.State);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.EntryEnd, avroReader.State);
var entry = avroReader.Item as ODataEntry;
Assert.IsNotNull(entry);
Assert.AreEqual("TestNS.Person", entry.TypeName);
var properties = entry.Properties.ToList();
Assert.AreEqual(3, properties.Count);
Assert.AreEqual("Id", properties[0].Name);
Assert.AreEqual(-5, properties[0].Value);
Assert.AreEqual("Title", properties[1].Name);
Assert.AreEqual("set", properties[1].Value);
Assert.AreEqual("Address", properties[2].Name);
var address = properties[2].Value as ODataComplexValue;
Assert.IsNotNull(address);
Assert.AreEqual("TestNS.Address", address.TypeName);
var zip = address.Properties.Single();
Assert.AreEqual(5L, zip.Value);
Assert.IsFalse(avroReader.Read());
Assert.AreEqual(ODataReaderState.Completed, avroReader.State);
}
}
public void TestReadAvroAsODataFeed()
{
const string Schema = @"
{""type"":""array"",
""items"":
{
""type"":""record"",
""name"":""TestNS.Person"",
""fields"":
[
{ ""name"":""Id"", ""type"":""int"" },
{ ""name"":""Title"", ""type"":""string"" },
]
}
}";
var serializer = AvroSerializer.CreateGeneric(Schema);
using (var stream = new MemoryStream())
{
var arraySchema = (ArraySchema)serializer.WriterSchema;
var recordSchema = arraySchema.ItemSchema;
var rec1 = new AvroRecord(recordSchema);
rec1["Id"] = 1;
rec1["Title"] = "s1";
var rec2 = new AvroRecord(recordSchema);
rec2["Id"] = 2;
rec2["Title"] = "s2";
var array = new[] { rec1, rec2 };
using (var writer = AvroContainer.CreateGenericWriter(Schema, stream, /*leave open*/true, Codec.Null))
using (var seqWriter = new SequentialWriter<object>(writer, 24))
{
seqWriter.Write(array);
}
stream.Seek(0, SeekOrigin.Begin);
var avroReader = new ODataAvroReader(this.CreateODataInputContext(stream), true);
Assert.AreEqual(ODataReaderState.Start, avroReader.State);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.FeedStart, avroReader.State);
Assert.IsTrue(avroReader.Read());
// Entry 1
Assert.AreEqual(ODataReaderState.EntryStart, avroReader.State);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.EntryEnd, avroReader.State);
var entry = avroReader.Item as ODataEntry;
Assert.IsNotNull(entry);
var properties = entry.Properties.ToList();
Assert.AreEqual(2, properties.Count);
Assert.AreEqual("Id", properties[0].Name);
Assert.AreEqual(1, properties[0].Value);
Assert.AreEqual("Title", properties[1].Name);
Assert.AreEqual("s1", properties[1].Value);
// Entry 2
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.EntryStart, avroReader.State);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.EntryEnd, avroReader.State);
entry = avroReader.Item as ODataEntry;
Assert.IsNotNull(entry);
properties = entry.Properties.ToList();
Assert.AreEqual(2, properties.Count);
Assert.AreEqual("Id", properties[0].Name);
Assert.AreEqual(2, properties[0].Value);
Assert.AreEqual("Title", properties[1].Name);
Assert.AreEqual("s2", properties[1].Value);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.FeedEnd, avroReader.State);
Assert.IsFalse(avroReader.Read());
Assert.AreEqual(ODataReaderState.Completed, avroReader.State);
}
}
public void TestReadAvroAsODataEntry()
{
const string Schema = @"
{
""type"":""record"",
""name"":""TestNS.Person"",
""fields"":
[
{ ""name"":""Id"", ""type"":""int"" },
{ ""name"":""Title"", ""type"":""string"" },
{ ""name"":""Address"", ""type"":{
""name"":""TestNS.Address"",
""type"":""record"",
""fields"":[
{ ""name"":""ZipCode"", ""type"":""long"" },
]
}
},
]
}";
var serializer = AvroSerializer.CreateGeneric(Schema);
using (var stream = new MemoryStream())
{
var expected = new AvroRecord(serializer.WriterSchema);
expected["Id"] = -5;
expected["Title"] = "set";
var cpxSchema = ((RecordSchema)serializer.WriterSchema).GetField("Address").TypeSchema;
var cpx = new AvroRecord(cpxSchema);
cpx["ZipCode"] = 5L;
expected["Address"] = cpx;
using (var writer = AvroContainer.CreateGenericWriter(Schema, stream, /*leave open*/true, Codec.Null))
{
using (var streamWriter = new SequentialWriter<object>(writer, 24))
{
// Serialize the data to stream using the sequential writer
streamWriter.Write(expected);
}
}
stream.Seek(0, SeekOrigin.Begin);
var avroReader = new ODataAvroReader(this.CreateODataInputContext(stream), false);
Assert.AreEqual(ODataReaderState.Start, avroReader.State);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.EntryStart, avroReader.State);
Assert.IsTrue(avroReader.Read());
Assert.AreEqual(ODataReaderState.EntryEnd, avroReader.State);
var entry = avroReader.Item as ODataEntry;
Assert.IsNotNull(entry);
Assert.AreEqual("TestNS.Person", entry.TypeName);
var properties = entry.Properties.ToList();
Assert.AreEqual(3, properties.Count);
Assert.AreEqual("Id", properties[0].Name);
Assert.AreEqual(-5, properties[0].Value);
Assert.AreEqual("Title", properties[1].Name);
Assert.AreEqual("set", properties[1].Value);
Assert.AreEqual("Address", properties[2].Name);
var address = properties[2].Value as ODataComplexValue;
Assert.IsNotNull(address);
Assert.AreEqual("TestNS.Address", address.TypeName);
var zip = address.Properties.Single();
Assert.AreEqual(5L, zip.Value);
Assert.IsFalse(avroReader.Read());
Assert.AreEqual(ODataReaderState.Completed, avroReader.State);
}
}
public void TestReadInvalidAvroInput()
{
string Schema = @"
{""type"":""array"",
""items"":
{
""type"":""record"",
""name"":""TestNS.Person"",
""fields"":
[
{ ""name"":""Id"", ""type"":""int"" },
{ ""name"":""Title"", ""type"":""string"" },
]
}
}";
using (var stream = new MemoryStream())
{
using (var writer = AvroContainer.CreateGenericWriter(Schema, stream, /*leave open*/true, Codec.Null))
using (var seqWriter = new SequentialWriter<object>(writer, 24))
{
}
stream.Seek(0, SeekOrigin.Begin);
var avroReader = new ODataAvroReader(this.CreateODataInputContext(stream), true);
Assert.AreEqual(ODataReaderState.Start, avroReader.State);
Assert.IsFalse(avroReader.Read());
Assert.AreEqual(ODataReaderState.Exception, avroReader.State);
}
}